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34dc7c2f BB |
1 | /* |
2 | * CDDL HEADER START | |
3 | * | |
4 | * The contents of this file are subject to the terms of the | |
5 | * Common Development and Distribution License (the "License"). | |
6 | * You may not use this file except in compliance with the License. | |
7 | * | |
8 | * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
9 | * or http://www.opensolaris.org/os/licensing. | |
10 | * See the License for the specific language governing permissions | |
11 | * and limitations under the License. | |
12 | * | |
13 | * When distributing Covered Code, include this CDDL HEADER in each | |
14 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
15 | * If applicable, add the following below this CDDL HEADER, with the | |
16 | * fields enclosed by brackets "[]" replaced with your own identifying | |
17 | * information: Portions Copyright [yyyy] [name of copyright owner] | |
18 | * | |
19 | * CDDL HEADER END | |
20 | */ | |
9ae529ec | 21 | |
34dc7c2f | 22 | /* |
428870ff | 23 | * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
c81f1790 | 24 | * Copyright (c) 2011, 2019 by Delphix. All rights reserved. |
a44e7faa | 25 | * Copyright (c) 2014 Integros [integros.com] |
35a357a9 | 26 | * Copyright 2016 Nexenta Systems, Inc. |
34fe773e | 27 | * Copyright (c) 2017, 2018 Lawrence Livermore National Security, LLC. |
a44e7faa | 28 | * Copyright (c) 2015, 2017, Intel Corporation. |
f12e42cc | 29 | * Copyright (c) 2020 Datto Inc. |
10b3c7f5 MN |
30 | * Copyright (c) 2020, The FreeBSD Foundation [1] |
31 | * | |
32 | * [1] Portions of this software were developed by Allan Jude | |
33 | * under sponsorship from the FreeBSD Foundation. | |
393e6924 | 34 | * Copyright (c) 2021 Allan Jude |
17b83525 | 35 | * Copyright (c) 2021 Toomas Soome <tsoome@me.com> |
34dc7c2f BB |
36 | */ |
37 | ||
34dc7c2f | 38 | #include <stdio.h> |
d5869641 | 39 | #include <unistd.h> |
34dc7c2f BB |
40 | #include <stdlib.h> |
41 | #include <ctype.h> | |
42 | #include <sys/zfs_context.h> | |
43 | #include <sys/spa.h> | |
44 | #include <sys/spa_impl.h> | |
45 | #include <sys/dmu.h> | |
46 | #include <sys/zap.h> | |
47 | #include <sys/fs/zfs.h> | |
48 | #include <sys/zfs_znode.h> | |
428870ff BB |
49 | #include <sys/zfs_sa.h> |
50 | #include <sys/sa.h> | |
51 | #include <sys/sa_impl.h> | |
34dc7c2f BB |
52 | #include <sys/vdev.h> |
53 | #include <sys/vdev_impl.h> | |
54 | #include <sys/metaslab_impl.h> | |
55 | #include <sys/dmu_objset.h> | |
56 | #include <sys/dsl_dir.h> | |
57 | #include <sys/dsl_dataset.h> | |
58 | #include <sys/dsl_pool.h> | |
30af21b0 | 59 | #include <sys/dsl_bookmark.h> |
34dc7c2f BB |
60 | #include <sys/dbuf.h> |
61 | #include <sys/zil.h> | |
62 | #include <sys/zil_impl.h> | |
63 | #include <sys/stat.h> | |
64 | #include <sys/resource.h> | |
30af21b0 | 65 | #include <sys/dmu_send.h> |
34dc7c2f BB |
66 | #include <sys/dmu_traverse.h> |
67 | #include <sys/zio_checksum.h> | |
68 | #include <sys/zio_compress.h> | |
69 | #include <sys/zfs_fuid.h> | |
b128c09f | 70 | #include <sys/arc.h> |
77f6826b | 71 | #include <sys/arc_impl.h> |
428870ff | 72 | #include <sys/ddt.h> |
9ae529ec | 73 | #include <sys/zfeature.h> |
a6255b7f | 74 | #include <sys/abd.h> |
a896468c | 75 | #include <sys/blkptr.h> |
b5256303 | 76 | #include <sys/dsl_crypt.h> |
0aa5916a | 77 | #include <sys/dsl_scan.h> |
6774931d | 78 | #include <sys/btree.h> |
6f1ffb06 | 79 | #include <zfs_comutil.h> |
10b3c7f5 | 80 | #include <sys/zstd/zstd.h> |
e89f1295 DB |
81 | |
82 | #include <libnvpair.h> | |
83 | #include <libzutil.h> | |
34dc7c2f | 84 | |
867959b5 BB |
85 | #include "zdb.h" |
86 | ||
e6f7d015 CS |
87 | #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ |
88 | zio_compress_table[(idx)].ci_name : "UNKNOWN") | |
89 | #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ | |
90 | zio_checksum_table[(idx)].ci_name : "UNKNOWN") | |
e6f7d015 | 91 | #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ |
a1d477c2 MA |
92 | (idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA ? \ |
93 | DMU_OT_ZAP_OTHER : \ | |
94 | (idx) == DMU_OTN_UINT64_DATA || (idx) == DMU_OTN_UINT64_METADATA ? \ | |
95 | DMU_OT_UINT64_OTHER : DMU_OT_NUMTYPES) | |
428870ff | 96 | |
49d8a99a JL |
97 | /* Some platforms require part of inode IDs to be remapped */ |
98 | #ifdef __APPLE__ | |
99 | #define ZDB_MAP_OBJECT_ID(obj) INO_XNUTOZFS(obj, 2) | |
100 | #else | |
101 | #define ZDB_MAP_OBJECT_ID(obj) (obj) | |
102 | #endif | |
103 | ||
f3c9cac1 BB |
104 | static char * |
105 | zdb_ot_name(dmu_object_type_t type) | |
106 | { | |
107 | if (type < DMU_OT_NUMTYPES) | |
108 | return (dmu_ot[type].ot_name); | |
109 | else if ((type & DMU_OT_NEWTYPE) && | |
02730c33 | 110 | ((type & DMU_OT_BYTESWAP_MASK) < DMU_BSWAP_NUMFUNCS)) |
f3c9cac1 BB |
111 | return (dmu_ot_byteswap[type & DMU_OT_BYTESWAP_MASK].ob_name); |
112 | else | |
113 | return ("UNKNOWN"); | |
114 | } | |
115 | ||
d69a321e | 116 | extern int reference_tracking_enable; |
428870ff | 117 | extern int zfs_recover; |
0421f257 | 118 | extern unsigned long zfs_arc_meta_min, zfs_arc_meta_limit; |
e5fd1dd6 | 119 | extern int zfs_vdev_async_read_max_active; |
afd2f7b7 | 120 | extern boolean_t spa_load_verify_dryrun; |
e39fe05b | 121 | extern boolean_t spa_mode_readable_spacemaps; |
64bdf63f | 122 | extern int zfs_reconstruct_indirect_combinations_max; |
ca577779 | 123 | extern int zfs_btree_verify_intensity; |
428870ff | 124 | |
867959b5 | 125 | static const char cmdname[] = "zdb"; |
34dc7c2f BB |
126 | uint8_t dump_opt[256]; |
127 | ||
128 | typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); | |
129 | ||
a3403164 NB |
130 | uint64_t *zopt_metaslab = NULL; |
131 | static unsigned zopt_metaslab_args = 0; | |
132 | ||
133 | typedef struct zopt_object_range { | |
134 | uint64_t zor_obj_start; | |
135 | uint64_t zor_obj_end; | |
136 | uint64_t zor_flags; | |
137 | } zopt_object_range_t; | |
138 | zopt_object_range_t *zopt_object_ranges = NULL; | |
139 | static unsigned zopt_object_args = 0; | |
140 | ||
141 | static int flagbits[256]; | |
142 | ||
143 | #define ZOR_FLAG_PLAIN_FILE 0x0001 | |
144 | #define ZOR_FLAG_DIRECTORY 0x0002 | |
145 | #define ZOR_FLAG_SPACE_MAP 0x0004 | |
146 | #define ZOR_FLAG_ZAP 0x0008 | |
147 | #define ZOR_FLAG_ALL_TYPES -1 | |
148 | #define ZOR_SUPPORTED_FLAGS (ZOR_FLAG_PLAIN_FILE | \ | |
149 | ZOR_FLAG_DIRECTORY | \ | |
150 | ZOR_FLAG_SPACE_MAP | \ | |
151 | ZOR_FLAG_ZAP) | |
152 | ||
153 | #define ZDB_FLAG_CHECKSUM 0x0001 | |
154 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
155 | #define ZDB_FLAG_BSWAP 0x0004 | |
156 | #define ZDB_FLAG_GBH 0x0008 | |
157 | #define ZDB_FLAG_INDIRECT 0x0010 | |
158 | #define ZDB_FLAG_RAW 0x0020 | |
159 | #define ZDB_FLAG_PRINT_BLKPTR 0x0040 | |
160 | #define ZDB_FLAG_VERBOSE 0x0080 | |
161 | ||
c8242a96 | 162 | uint64_t max_inflight_bytes = 256 * 1024 * 1024; /* 256MB */ |
64c1dcef | 163 | static int leaked_objects = 0; |
0aa5916a | 164 | static range_tree_t *mos_refd_objs; |
34dc7c2f | 165 | |
37f03da8 SH |
166 | static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *, |
167 | boolean_t); | |
0aa5916a MA |
168 | static void mos_obj_refd(uint64_t); |
169 | static void mos_obj_refd_multiple(uint64_t); | |
6774931d MA |
170 | static int dump_bpobj_cb(void *arg, const blkptr_t *bp, boolean_t free, |
171 | dmu_tx_t *tx); | |
172 | ||
173 | typedef struct sublivelist_verify { | |
6774931d MA |
174 | /* FREE's that haven't yet matched to an ALLOC, in one sub-livelist */ |
175 | zfs_btree_t sv_pair; | |
176 | ||
177 | /* ALLOC's without a matching FREE, accumulates across sub-livelists */ | |
178 | zfs_btree_t sv_leftover; | |
179 | } sublivelist_verify_t; | |
180 | ||
181 | static int | |
182 | livelist_compare(const void *larg, const void *rarg) | |
183 | { | |
184 | const blkptr_t *l = larg; | |
185 | const blkptr_t *r = rarg; | |
186 | ||
187 | /* Sort them according to dva[0] */ | |
188 | uint64_t l_dva0_vdev, r_dva0_vdev; | |
189 | l_dva0_vdev = DVA_GET_VDEV(&l->blk_dva[0]); | |
190 | r_dva0_vdev = DVA_GET_VDEV(&r->blk_dva[0]); | |
191 | if (l_dva0_vdev < r_dva0_vdev) | |
192 | return (-1); | |
193 | else if (l_dva0_vdev > r_dva0_vdev) | |
194 | return (+1); | |
195 | ||
196 | /* if vdevs are equal, sort by offsets. */ | |
197 | uint64_t l_dva0_offset; | |
198 | uint64_t r_dva0_offset; | |
199 | l_dva0_offset = DVA_GET_OFFSET(&l->blk_dva[0]); | |
200 | r_dva0_offset = DVA_GET_OFFSET(&r->blk_dva[0]); | |
201 | if (l_dva0_offset < r_dva0_offset) { | |
202 | return (-1); | |
203 | } else if (l_dva0_offset > r_dva0_offset) { | |
204 | return (+1); | |
205 | } | |
206 | ||
207 | /* | |
208 | * Since we're storing blkptrs without cancelling FREE/ALLOC pairs, | |
209 | * it's possible the offsets are equal. In that case, sort by txg | |
210 | */ | |
211 | if (l->blk_birth < r->blk_birth) { | |
212 | return (-1); | |
213 | } else if (l->blk_birth > r->blk_birth) { | |
214 | return (+1); | |
215 | } | |
216 | return (0); | |
217 | } | |
218 | ||
219 | typedef struct sublivelist_verify_block { | |
220 | dva_t svb_dva; | |
221 | ||
222 | /* | |
223 | * We need this to check if the block marked as allocated | |
224 | * in the livelist was freed (and potentially reallocated) | |
225 | * in the metaslab spacemaps at a later TXG. | |
226 | */ | |
227 | uint64_t svb_allocated_txg; | |
228 | } sublivelist_verify_block_t; | |
229 | ||
230 | static void zdb_print_blkptr(const blkptr_t *bp, int flags); | |
231 | ||
86b5f4c1 SD |
232 | typedef struct sublivelist_verify_block_refcnt { |
233 | /* block pointer entry in livelist being verified */ | |
234 | blkptr_t svbr_blk; | |
235 | ||
236 | /* | |
237 | * Refcount gets incremented to 1 when we encounter the first | |
238 | * FREE entry for the svfbr block pointer and a node for it | |
239 | * is created in our ZDB verification/tracking metadata. | |
240 | * | |
241 | * As we encounter more FREE entries we increment this counter | |
242 | * and similarly decrement it whenever we find the respective | |
243 | * ALLOC entries for this block. | |
244 | * | |
245 | * When the refcount gets to 0 it means that all the FREE and | |
246 | * ALLOC entries of this block have paired up and we no longer | |
247 | * need to track it in our verification logic (e.g. the node | |
248 | * containing this struct in our verification data structure | |
249 | * should be freed). | |
250 | * | |
251 | * [refer to sublivelist_verify_blkptr() for the actual code] | |
252 | */ | |
253 | uint32_t svbr_refcnt; | |
254 | } sublivelist_verify_block_refcnt_t; | |
255 | ||
256 | static int | |
257 | sublivelist_block_refcnt_compare(const void *larg, const void *rarg) | |
258 | { | |
259 | const sublivelist_verify_block_refcnt_t *l = larg; | |
260 | const sublivelist_verify_block_refcnt_t *r = rarg; | |
261 | return (livelist_compare(&l->svbr_blk, &r->svbr_blk)); | |
262 | } | |
263 | ||
6774931d MA |
264 | static int |
265 | sublivelist_verify_blkptr(void *arg, const blkptr_t *bp, boolean_t free, | |
266 | dmu_tx_t *tx) | |
267 | { | |
268 | ASSERT3P(tx, ==, NULL); | |
269 | struct sublivelist_verify *sv = arg; | |
86b5f4c1 SD |
270 | sublivelist_verify_block_refcnt_t current = { |
271 | .svbr_blk = *bp, | |
272 | ||
273 | /* | |
274 | * Start with 1 in case this is the first free entry. | |
275 | * This field is not used for our B-Tree comparisons | |
276 | * anyway. | |
277 | */ | |
278 | .svbr_refcnt = 1, | |
279 | }; | |
280 | ||
6774931d | 281 | zfs_btree_index_t where; |
86b5f4c1 SD |
282 | sublivelist_verify_block_refcnt_t *pair = |
283 | zfs_btree_find(&sv->sv_pair, ¤t, &where); | |
6774931d | 284 | if (free) { |
86b5f4c1 SD |
285 | if (pair == NULL) { |
286 | /* first free entry for this block pointer */ | |
287 | zfs_btree_add(&sv->sv_pair, ¤t); | |
6774931d | 288 | } else { |
86b5f4c1 | 289 | pair->svbr_refcnt++; |
6774931d MA |
290 | } |
291 | } else { | |
86b5f4c1 SD |
292 | if (pair == NULL) { |
293 | /* block that is currently marked as allocated */ | |
6774931d MA |
294 | for (int i = 0; i < SPA_DVAS_PER_BP; i++) { |
295 | if (DVA_IS_EMPTY(&bp->blk_dva[i])) | |
296 | break; | |
297 | sublivelist_verify_block_t svb = { | |
298 | .svb_dva = bp->blk_dva[i], | |
299 | .svb_allocated_txg = bp->blk_birth | |
300 | }; | |
301 | ||
302 | if (zfs_btree_find(&sv->sv_leftover, &svb, | |
303 | &where) == NULL) { | |
304 | zfs_btree_add_idx(&sv->sv_leftover, | |
305 | &svb, &where); | |
306 | } | |
307 | } | |
6774931d | 308 | } else { |
86b5f4c1 SD |
309 | /* alloc matches a free entry */ |
310 | pair->svbr_refcnt--; | |
311 | if (pair->svbr_refcnt == 0) { | |
312 | /* all allocs and frees have been matched */ | |
313 | zfs_btree_remove_idx(&sv->sv_pair, &where); | |
314 | } | |
6774931d MA |
315 | } |
316 | } | |
86b5f4c1 | 317 | |
6774931d MA |
318 | return (0); |
319 | } | |
320 | ||
321 | static int | |
322 | sublivelist_verify_func(void *args, dsl_deadlist_entry_t *dle) | |
323 | { | |
324 | int err; | |
6774931d MA |
325 | struct sublivelist_verify *sv = args; |
326 | ||
86b5f4c1 SD |
327 | zfs_btree_create(&sv->sv_pair, sublivelist_block_refcnt_compare, |
328 | sizeof (sublivelist_verify_block_refcnt_t)); | |
6774931d MA |
329 | |
330 | err = bpobj_iterate_nofree(&dle->dle_bpobj, sublivelist_verify_blkptr, | |
331 | sv, NULL); | |
332 | ||
86b5f4c1 | 333 | sublivelist_verify_block_refcnt_t *e; |
6774931d MA |
334 | zfs_btree_index_t *cookie = NULL; |
335 | while ((e = zfs_btree_destroy_nodes(&sv->sv_pair, &cookie)) != NULL) { | |
86b5f4c1 SD |
336 | char blkbuf[BP_SPRINTF_LEN]; |
337 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), | |
338 | &e->svbr_blk, B_TRUE); | |
339 | (void) printf("\tERROR: %d unmatched FREE(s): %s\n", | |
340 | e->svbr_refcnt, blkbuf); | |
6774931d MA |
341 | } |
342 | zfs_btree_destroy(&sv->sv_pair); | |
343 | ||
344 | return (err); | |
345 | } | |
346 | ||
347 | static int | |
348 | livelist_block_compare(const void *larg, const void *rarg) | |
349 | { | |
350 | const sublivelist_verify_block_t *l = larg; | |
351 | const sublivelist_verify_block_t *r = rarg; | |
352 | ||
353 | if (DVA_GET_VDEV(&l->svb_dva) < DVA_GET_VDEV(&r->svb_dva)) | |
354 | return (-1); | |
355 | else if (DVA_GET_VDEV(&l->svb_dva) > DVA_GET_VDEV(&r->svb_dva)) | |
356 | return (+1); | |
357 | ||
358 | if (DVA_GET_OFFSET(&l->svb_dva) < DVA_GET_OFFSET(&r->svb_dva)) | |
359 | return (-1); | |
360 | else if (DVA_GET_OFFSET(&l->svb_dva) > DVA_GET_OFFSET(&r->svb_dva)) | |
361 | return (+1); | |
362 | ||
363 | if (DVA_GET_ASIZE(&l->svb_dva) < DVA_GET_ASIZE(&r->svb_dva)) | |
364 | return (-1); | |
365 | else if (DVA_GET_ASIZE(&l->svb_dva) > DVA_GET_ASIZE(&r->svb_dva)) | |
366 | return (+1); | |
367 | ||
368 | return (0); | |
369 | } | |
370 | ||
371 | /* | |
372 | * Check for errors in a livelist while tracking all unfreed ALLOCs in the | |
373 | * sublivelist_verify_t: sv->sv_leftover | |
374 | */ | |
375 | static void | |
376 | livelist_verify(dsl_deadlist_t *dl, void *arg) | |
377 | { | |
378 | sublivelist_verify_t *sv = arg; | |
379 | dsl_deadlist_iterate(dl, sublivelist_verify_func, sv); | |
380 | } | |
381 | ||
382 | /* | |
383 | * Check for errors in the livelist entry and discard the intermediary | |
384 | * data structures | |
385 | */ | |
386 | /* ARGSUSED */ | |
387 | static int | |
388 | sublivelist_verify_lightweight(void *args, dsl_deadlist_entry_t *dle) | |
389 | { | |
390 | sublivelist_verify_t sv; | |
391 | zfs_btree_create(&sv.sv_leftover, livelist_block_compare, | |
392 | sizeof (sublivelist_verify_block_t)); | |
393 | int err = sublivelist_verify_func(&sv, dle); | |
394 | zfs_btree_clear(&sv.sv_leftover); | |
395 | zfs_btree_destroy(&sv.sv_leftover); | |
396 | return (err); | |
397 | } | |
398 | ||
399 | typedef struct metaslab_verify { | |
400 | /* | |
401 | * Tree containing all the leftover ALLOCs from the livelists | |
402 | * that are part of this metaslab. | |
403 | */ | |
404 | zfs_btree_t mv_livelist_allocs; | |
405 | ||
406 | /* | |
407 | * Metaslab information. | |
408 | */ | |
409 | uint64_t mv_vdid; | |
410 | uint64_t mv_msid; | |
411 | uint64_t mv_start; | |
412 | uint64_t mv_end; | |
413 | ||
414 | /* | |
415 | * What's currently allocated for this metaslab. | |
416 | */ | |
417 | range_tree_t *mv_allocated; | |
418 | } metaslab_verify_t; | |
419 | ||
420 | typedef void ll_iter_t(dsl_deadlist_t *ll, void *arg); | |
421 | ||
422 | typedef int (*zdb_log_sm_cb_t)(spa_t *spa, space_map_entry_t *sme, uint64_t txg, | |
423 | void *arg); | |
424 | ||
425 | typedef struct unflushed_iter_cb_arg { | |
426 | spa_t *uic_spa; | |
427 | uint64_t uic_txg; | |
428 | void *uic_arg; | |
429 | zdb_log_sm_cb_t uic_cb; | |
430 | } unflushed_iter_cb_arg_t; | |
431 | ||
432 | static int | |
433 | iterate_through_spacemap_logs_cb(space_map_entry_t *sme, void *arg) | |
434 | { | |
435 | unflushed_iter_cb_arg_t *uic = arg; | |
436 | return (uic->uic_cb(uic->uic_spa, sme, uic->uic_txg, uic->uic_arg)); | |
437 | } | |
438 | ||
439 | static void | |
440 | iterate_through_spacemap_logs(spa_t *spa, zdb_log_sm_cb_t cb, void *arg) | |
441 | { | |
442 | if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) | |
443 | return; | |
444 | ||
445 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
446 | for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); | |
447 | sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) { | |
448 | space_map_t *sm = NULL; | |
449 | VERIFY0(space_map_open(&sm, spa_meta_objset(spa), | |
450 | sls->sls_sm_obj, 0, UINT64_MAX, SPA_MINBLOCKSHIFT)); | |
451 | ||
452 | unflushed_iter_cb_arg_t uic = { | |
453 | .uic_spa = spa, | |
454 | .uic_txg = sls->sls_txg, | |
455 | .uic_arg = arg, | |
456 | .uic_cb = cb | |
457 | }; | |
458 | VERIFY0(space_map_iterate(sm, space_map_length(sm), | |
459 | iterate_through_spacemap_logs_cb, &uic)); | |
460 | space_map_close(sm); | |
461 | } | |
462 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
463 | } | |
464 | ||
465 | static void | |
466 | verify_livelist_allocs(metaslab_verify_t *mv, uint64_t txg, | |
467 | uint64_t offset, uint64_t size) | |
468 | { | |
469 | sublivelist_verify_block_t svb; | |
470 | DVA_SET_VDEV(&svb.svb_dva, mv->mv_vdid); | |
471 | DVA_SET_OFFSET(&svb.svb_dva, offset); | |
472 | DVA_SET_ASIZE(&svb.svb_dva, size); | |
473 | zfs_btree_index_t where; | |
474 | uint64_t end_offset = offset + size; | |
475 | ||
476 | /* | |
477 | * Look for an exact match for spacemap entry in the livelist entries. | |
478 | * Then, look for other livelist entries that fall within the range | |
479 | * of the spacemap entry as it may have been condensed | |
480 | */ | |
481 | sublivelist_verify_block_t *found = | |
482 | zfs_btree_find(&mv->mv_livelist_allocs, &svb, &where); | |
483 | if (found == NULL) { | |
484 | found = zfs_btree_next(&mv->mv_livelist_allocs, &where, &where); | |
485 | } | |
486 | for (; found != NULL && DVA_GET_VDEV(&found->svb_dva) == mv->mv_vdid && | |
487 | DVA_GET_OFFSET(&found->svb_dva) < end_offset; | |
488 | found = zfs_btree_next(&mv->mv_livelist_allocs, &where, &where)) { | |
489 | if (found->svb_allocated_txg <= txg) { | |
490 | (void) printf("ERROR: Livelist ALLOC [%llx:%llx] " | |
491 | "from TXG %llx FREED at TXG %llx\n", | |
492 | (u_longlong_t)DVA_GET_OFFSET(&found->svb_dva), | |
493 | (u_longlong_t)DVA_GET_ASIZE(&found->svb_dva), | |
494 | (u_longlong_t)found->svb_allocated_txg, | |
495 | (u_longlong_t)txg); | |
496 | } | |
497 | } | |
498 | } | |
499 | ||
500 | static int | |
501 | metaslab_spacemap_validation_cb(space_map_entry_t *sme, void *arg) | |
502 | { | |
503 | metaslab_verify_t *mv = arg; | |
504 | uint64_t offset = sme->sme_offset; | |
505 | uint64_t size = sme->sme_run; | |
506 | uint64_t txg = sme->sme_txg; | |
507 | ||
508 | if (sme->sme_type == SM_ALLOC) { | |
509 | if (range_tree_contains(mv->mv_allocated, | |
510 | offset, size)) { | |
511 | (void) printf("ERROR: DOUBLE ALLOC: " | |
512 | "%llu [%llx:%llx] " | |
513 | "%llu:%llu LOG_SM\n", | |
514 | (u_longlong_t)txg, (u_longlong_t)offset, | |
515 | (u_longlong_t)size, (u_longlong_t)mv->mv_vdid, | |
516 | (u_longlong_t)mv->mv_msid); | |
517 | } else { | |
518 | range_tree_add(mv->mv_allocated, | |
519 | offset, size); | |
520 | } | |
521 | } else { | |
522 | if (!range_tree_contains(mv->mv_allocated, | |
523 | offset, size)) { | |
524 | (void) printf("ERROR: DOUBLE FREE: " | |
525 | "%llu [%llx:%llx] " | |
526 | "%llu:%llu LOG_SM\n", | |
527 | (u_longlong_t)txg, (u_longlong_t)offset, | |
528 | (u_longlong_t)size, (u_longlong_t)mv->mv_vdid, | |
529 | (u_longlong_t)mv->mv_msid); | |
530 | } else { | |
531 | range_tree_remove(mv->mv_allocated, | |
532 | offset, size); | |
533 | } | |
534 | } | |
535 | ||
536 | if (sme->sme_type != SM_ALLOC) { | |
537 | /* | |
538 | * If something is freed in the spacemap, verify that | |
539 | * it is not listed as allocated in the livelist. | |
540 | */ | |
541 | verify_livelist_allocs(mv, txg, offset, size); | |
542 | } | |
543 | return (0); | |
544 | } | |
545 | ||
546 | static int | |
547 | spacemap_check_sm_log_cb(spa_t *spa, space_map_entry_t *sme, | |
548 | uint64_t txg, void *arg) | |
549 | { | |
550 | metaslab_verify_t *mv = arg; | |
551 | uint64_t offset = sme->sme_offset; | |
552 | uint64_t vdev_id = sme->sme_vdev; | |
553 | ||
554 | vdev_t *vd = vdev_lookup_top(spa, vdev_id); | |
555 | ||
556 | /* skip indirect vdevs */ | |
557 | if (!vdev_is_concrete(vd)) | |
558 | return (0); | |
559 | ||
560 | if (vdev_id != mv->mv_vdid) | |
561 | return (0); | |
562 | ||
563 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
564 | if (ms->ms_id != mv->mv_msid) | |
565 | return (0); | |
566 | ||
567 | if (txg < metaslab_unflushed_txg(ms)) | |
568 | return (0); | |
569 | ||
570 | ||
571 | ASSERT3U(txg, ==, sme->sme_txg); | |
572 | return (metaslab_spacemap_validation_cb(sme, mv)); | |
573 | } | |
574 | ||
575 | static void | |
576 | spacemap_check_sm_log(spa_t *spa, metaslab_verify_t *mv) | |
577 | { | |
578 | iterate_through_spacemap_logs(spa, spacemap_check_sm_log_cb, mv); | |
579 | } | |
580 | ||
581 | static void | |
582 | spacemap_check_ms_sm(space_map_t *sm, metaslab_verify_t *mv) | |
583 | { | |
584 | if (sm == NULL) | |
585 | return; | |
586 | ||
587 | VERIFY0(space_map_iterate(sm, space_map_length(sm), | |
588 | metaslab_spacemap_validation_cb, mv)); | |
589 | } | |
590 | ||
591 | static void iterate_deleted_livelists(spa_t *spa, ll_iter_t func, void *arg); | |
592 | ||
593 | /* | |
594 | * Transfer blocks from sv_leftover tree to the mv_livelist_allocs if | |
595 | * they are part of that metaslab (mv_msid). | |
596 | */ | |
597 | static void | |
598 | mv_populate_livelist_allocs(metaslab_verify_t *mv, sublivelist_verify_t *sv) | |
599 | { | |
600 | zfs_btree_index_t where; | |
601 | sublivelist_verify_block_t *svb; | |
602 | ASSERT3U(zfs_btree_numnodes(&mv->mv_livelist_allocs), ==, 0); | |
603 | for (svb = zfs_btree_first(&sv->sv_leftover, &where); | |
604 | svb != NULL; | |
605 | svb = zfs_btree_next(&sv->sv_leftover, &where, &where)) { | |
606 | if (DVA_GET_VDEV(&svb->svb_dva) != mv->mv_vdid) | |
607 | continue; | |
608 | ||
609 | if (DVA_GET_OFFSET(&svb->svb_dva) < mv->mv_start && | |
610 | (DVA_GET_OFFSET(&svb->svb_dva) + | |
611 | DVA_GET_ASIZE(&svb->svb_dva)) > mv->mv_start) { | |
612 | (void) printf("ERROR: Found block that crosses " | |
613 | "metaslab boundary: <%llu:%llx:%llx>\n", | |
614 | (u_longlong_t)DVA_GET_VDEV(&svb->svb_dva), | |
615 | (u_longlong_t)DVA_GET_OFFSET(&svb->svb_dva), | |
616 | (u_longlong_t)DVA_GET_ASIZE(&svb->svb_dva)); | |
617 | continue; | |
618 | } | |
619 | ||
620 | if (DVA_GET_OFFSET(&svb->svb_dva) < mv->mv_start) | |
621 | continue; | |
622 | ||
623 | if (DVA_GET_OFFSET(&svb->svb_dva) >= mv->mv_end) | |
624 | continue; | |
625 | ||
626 | if ((DVA_GET_OFFSET(&svb->svb_dva) + | |
627 | DVA_GET_ASIZE(&svb->svb_dva)) > mv->mv_end) { | |
628 | (void) printf("ERROR: Found block that crosses " | |
629 | "metaslab boundary: <%llu:%llx:%llx>\n", | |
630 | (u_longlong_t)DVA_GET_VDEV(&svb->svb_dva), | |
631 | (u_longlong_t)DVA_GET_OFFSET(&svb->svb_dva), | |
632 | (u_longlong_t)DVA_GET_ASIZE(&svb->svb_dva)); | |
633 | continue; | |
634 | } | |
635 | ||
636 | zfs_btree_add(&mv->mv_livelist_allocs, svb); | |
637 | } | |
638 | ||
639 | for (svb = zfs_btree_first(&mv->mv_livelist_allocs, &where); | |
640 | svb != NULL; | |
641 | svb = zfs_btree_next(&mv->mv_livelist_allocs, &where, &where)) { | |
642 | zfs_btree_remove(&sv->sv_leftover, svb); | |
643 | } | |
644 | } | |
645 | ||
646 | /* | |
647 | * [Livelist Check] | |
648 | * Iterate through all the sublivelists and: | |
86b5f4c1 | 649 | * - report leftover frees (**) |
6774931d MA |
650 | * - record leftover ALLOCs together with their TXG [see Cross Check] |
651 | * | |
86b5f4c1 SD |
652 | * (**) Note: Double ALLOCs are valid in datasets that have dedup |
653 | * enabled. Similarly double FREEs are allowed as well but | |
654 | * only if they pair up with a corresponding ALLOC entry once | |
655 | * we our done with our sublivelist iteration. | |
656 | * | |
6774931d MA |
657 | * [Spacemap Check] |
658 | * for each metaslab: | |
659 | * - iterate over spacemap and then the metaslab's entries in the | |
660 | * spacemap log, then report any double FREEs and ALLOCs (do not | |
661 | * blow up). | |
662 | * | |
663 | * [Cross Check] | |
664 | * After finishing the Livelist Check phase and while being in the | |
665 | * Spacemap Check phase, we find all the recorded leftover ALLOCs | |
666 | * of the livelist check that are part of the metaslab that we are | |
667 | * currently looking at in the Spacemap Check. We report any entries | |
668 | * that are marked as ALLOCs in the livelists but have been actually | |
669 | * freed (and potentially allocated again) after their TXG stamp in | |
670 | * the spacemaps. Also report any ALLOCs from the livelists that | |
671 | * belong to indirect vdevs (e.g. their vdev completed removal). | |
672 | * | |
673 | * Note that this will miss Log Spacemap entries that cancelled each other | |
674 | * out before being flushed to the metaslab, so we are not guaranteed | |
675 | * to match all erroneous ALLOCs. | |
676 | */ | |
677 | static void | |
678 | livelist_metaslab_validate(spa_t *spa) | |
679 | { | |
680 | (void) printf("Verifying deleted livelist entries\n"); | |
681 | ||
682 | sublivelist_verify_t sv; | |
683 | zfs_btree_create(&sv.sv_leftover, livelist_block_compare, | |
684 | sizeof (sublivelist_verify_block_t)); | |
685 | iterate_deleted_livelists(spa, livelist_verify, &sv); | |
686 | ||
687 | (void) printf("Verifying metaslab entries\n"); | |
688 | vdev_t *rvd = spa->spa_root_vdev; | |
689 | for (uint64_t c = 0; c < rvd->vdev_children; c++) { | |
690 | vdev_t *vd = rvd->vdev_child[c]; | |
691 | ||
692 | if (!vdev_is_concrete(vd)) | |
693 | continue; | |
694 | ||
695 | for (uint64_t mid = 0; mid < vd->vdev_ms_count; mid++) { | |
696 | metaslab_t *m = vd->vdev_ms[mid]; | |
697 | ||
698 | (void) fprintf(stderr, | |
699 | "\rverifying concrete vdev %llu, " | |
700 | "metaslab %llu of %llu ...", | |
701 | (longlong_t)vd->vdev_id, | |
702 | (longlong_t)mid, | |
703 | (longlong_t)vd->vdev_ms_count); | |
704 | ||
705 | uint64_t shift, start; | |
706 | range_seg_type_t type = | |
707 | metaslab_calculate_range_tree_type(vd, m, | |
708 | &start, &shift); | |
709 | metaslab_verify_t mv; | |
710 | mv.mv_allocated = range_tree_create(NULL, | |
711 | type, NULL, start, shift); | |
712 | mv.mv_vdid = vd->vdev_id; | |
713 | mv.mv_msid = m->ms_id; | |
714 | mv.mv_start = m->ms_start; | |
715 | mv.mv_end = m->ms_start + m->ms_size; | |
716 | zfs_btree_create(&mv.mv_livelist_allocs, | |
717 | livelist_block_compare, | |
718 | sizeof (sublivelist_verify_block_t)); | |
719 | ||
720 | mv_populate_livelist_allocs(&mv, &sv); | |
721 | ||
722 | spacemap_check_ms_sm(m->ms_sm, &mv); | |
723 | spacemap_check_sm_log(spa, &mv); | |
724 | ||
725 | range_tree_vacate(mv.mv_allocated, NULL, NULL); | |
726 | range_tree_destroy(mv.mv_allocated); | |
727 | zfs_btree_clear(&mv.mv_livelist_allocs); | |
728 | zfs_btree_destroy(&mv.mv_livelist_allocs); | |
729 | } | |
730 | } | |
731 | (void) fprintf(stderr, "\n"); | |
732 | ||
733 | /* | |
734 | * If there are any segments in the leftover tree after we walked | |
735 | * through all the metaslabs in the concrete vdevs then this means | |
736 | * that we have segments in the livelists that belong to indirect | |
737 | * vdevs and are marked as allocated. | |
738 | */ | |
739 | if (zfs_btree_numnodes(&sv.sv_leftover) == 0) { | |
740 | zfs_btree_destroy(&sv.sv_leftover); | |
741 | return; | |
742 | } | |
743 | (void) printf("ERROR: Found livelist blocks marked as allocated " | |
744 | "for indirect vdevs:\n"); | |
745 | ||
746 | zfs_btree_index_t *where = NULL; | |
747 | sublivelist_verify_block_t *svb; | |
748 | while ((svb = zfs_btree_destroy_nodes(&sv.sv_leftover, &where)) != | |
749 | NULL) { | |
750 | int vdev_id = DVA_GET_VDEV(&svb->svb_dva); | |
751 | ASSERT3U(vdev_id, <, rvd->vdev_children); | |
752 | vdev_t *vd = rvd->vdev_child[vdev_id]; | |
753 | ASSERT(!vdev_is_concrete(vd)); | |
754 | (void) printf("<%d:%llx:%llx> TXG %llx\n", | |
755 | vdev_id, (u_longlong_t)DVA_GET_OFFSET(&svb->svb_dva), | |
756 | (u_longlong_t)DVA_GET_ASIZE(&svb->svb_dva), | |
757 | (u_longlong_t)svb->svb_allocated_txg); | |
758 | } | |
759 | (void) printf("\n"); | |
760 | zfs_btree_destroy(&sv.sv_leftover); | |
761 | } | |
252e1a54 | 762 | |
34dc7c2f BB |
763 | /* |
764 | * These libumem hooks provide a reasonable set of defaults for the allocator's | |
765 | * debugging facilities. | |
766 | */ | |
767 | const char * | |
0bc8fd78 | 768 | _umem_debug_init(void) |
34dc7c2f BB |
769 | { |
770 | return ("default,verbose"); /* $UMEM_DEBUG setting */ | |
771 | } | |
772 | ||
773 | const char * | |
774 | _umem_logging_init(void) | |
775 | { | |
776 | return ("fail,contents"); /* $UMEM_LOGGING setting */ | |
777 | } | |
778 | ||
779 | static void | |
780 | usage(void) | |
781 | { | |
782 | (void) fprintf(stderr, | |
6774931d | 783 | "Usage:\t%s [-AbcdDFGhikLMPsvXy] [-e [-V] [-p <path> ...]] " |
a44e7faa BB |
784 | "[-I <inflight I/Os>]\n" |
785 | "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" | |
a3403164 | 786 | "\t\t[<poolname>[/<dataset | objset id>] [<object | range> ...]]\n" |
f12e42cc | 787 | "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>]\n" |
a3403164 | 788 | "\t\t[<poolname>[/<dataset | objset id>] [<object | range> ...]\n" |
30af21b0 | 789 | "\t%s [-v] <bookmark>\n" |
a44e7faa BB |
790 | "\t%s -C [-A] [-U <cache>]\n" |
791 | "\t%s -l [-Aqu] <device>\n" | |
06675310 RY |
792 | "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " |
793 | "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" | |
a44e7faa | 794 | "\t%s -O <dataset> <path>\n" |
393e6924 | 795 | "\t%s -r <dataset> <path> <destination>\n" |
06675310 | 796 | "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" |
a44e7faa | 797 | "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" |
a896468c | 798 | "\t%s -E [-A] word0:word1:...:word15\n" |
06675310 RY |
799 | "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " |
800 | "<poolname>\n\n", | |
a44e7faa | 801 | cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, |
393e6924 | 802 | cmdname, cmdname, cmdname, cmdname); |
428870ff BB |
803 | |
804 | (void) fprintf(stderr, " Dataset name must include at least one " | |
805 | "separator character '/' or '@'\n"); | |
806 | (void) fprintf(stderr, " If dataset name is specified, only that " | |
807 | "dataset is dumped\n"); | |
a3403164 NB |
808 | (void) fprintf(stderr, " If object numbers or object number " |
809 | "ranges are specified, only those\n" | |
810 | " objects or ranges are dumped.\n\n"); | |
811 | (void) fprintf(stderr, | |
812 | " Object ranges take the form <start>:<end>[:<flags>]\n" | |
813 | " start Starting object number\n" | |
814 | " end Ending object number, or -1 for no upper bound\n" | |
815 | " flags Optional flags to select object types:\n" | |
816 | " A All objects (this is the default)\n" | |
817 | " d ZFS directories\n" | |
818 | " f ZFS files \n" | |
819 | " m SPA space maps\n" | |
820 | " z ZAPs\n" | |
821 | " - Negate effect of next flag\n\n"); | |
428870ff | 822 | (void) fprintf(stderr, " Options to control amount of output:\n"); |
428870ff | 823 | (void) fprintf(stderr, " -b block statistics\n"); |
428870ff | 824 | (void) fprintf(stderr, " -c checksum all metadata (twice for " |
9babb374 | 825 | "all data) blocks\n"); |
a44e7faa BB |
826 | (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); |
827 | (void) fprintf(stderr, " -d dataset(s)\n"); | |
428870ff | 828 | (void) fprintf(stderr, " -D dedup statistics\n"); |
a896468c MA |
829 | (void) fprintf(stderr, " -E decode and display block from an " |
830 | "embedded block pointer\n"); | |
a44e7faa BB |
831 | (void) fprintf(stderr, " -h pool history\n"); |
832 | (void) fprintf(stderr, " -i intent logs\n"); | |
35a357a9 | 833 | (void) fprintf(stderr, " -l read label contents\n"); |
d2734cce SD |
834 | (void) fprintf(stderr, " -k examine the checkpointed state " |
835 | "of the pool\n"); | |
fb5f0bc8 BB |
836 | (void) fprintf(stderr, " -L disable leak tracking (do not " |
837 | "load spacemaps)\n"); | |
a44e7faa BB |
838 | (void) fprintf(stderr, " -m metaslabs\n"); |
839 | (void) fprintf(stderr, " -M metaslab groups\n"); | |
840 | (void) fprintf(stderr, " -O perform object lookups by path\n"); | |
393e6924 | 841 | (void) fprintf(stderr, " -r copy an object by path to file\n"); |
34dc7c2f | 842 | (void) fprintf(stderr, " -R read and display block from a " |
a44e7faa BB |
843 | "device\n"); |
844 | (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); | |
845 | (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); | |
846 | (void) fprintf(stderr, " -v verbose (applies to all " | |
6774931d MA |
847 | "others)\n"); |
848 | (void) fprintf(stderr, " -y perform livelist and metaslab " | |
849 | "validation on any livelists being deleted\n\n"); | |
428870ff | 850 | (void) fprintf(stderr, " Below options are intended for use " |
9867e8be | 851 | "with other options:\n"); |
428870ff BB |
852 | (void) fprintf(stderr, " -A ignore assertions (-A), enable " |
853 | "panic recovery (-AA) or both (-AAA)\n"); | |
428870ff BB |
854 | (void) fprintf(stderr, " -e pool is exported/destroyed/" |
855 | "has altroot/not in a cachefile\n"); | |
a44e7faa BB |
856 | (void) fprintf(stderr, " -F attempt automatic rewind within " |
857 | "safe range of transaction groups\n"); | |
fa603f82 GM |
858 | (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " |
859 | "exiting\n"); | |
a44e7faa BB |
860 | (void) fprintf(stderr, " -I <number of inflight I/Os> -- " |
861 | "specify the maximum number of\n " | |
862 | "checksumming I/Os [default is 200]\n"); | |
ed828c0c | 863 | (void) fprintf(stderr, " -o <variable>=<value> set global " |
a44e7faa BB |
864 | "variable to an unsigned 32-bit integer\n"); |
865 | (void) fprintf(stderr, " -p <path> -- use one or more with " | |
866 | "-e to specify path to vdev dir\n"); | |
867 | (void) fprintf(stderr, " -P print numbers in parseable form\n"); | |
35a357a9 | 868 | (void) fprintf(stderr, " -q don't print label contents\n"); |
a44e7faa BB |
869 | (void) fprintf(stderr, " -t <txg> -- highest txg to use when " |
870 | "searching for uberblocks\n"); | |
35a357a9 | 871 | (void) fprintf(stderr, " -u uberblock\n"); |
a44e7faa BB |
872 | (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " |
873 | "cachefile\n"); | |
06675310 | 874 | (void) fprintf(stderr, " -V do verbatim import\n"); |
a44e7faa BB |
875 | (void) fprintf(stderr, " -x <dumpdir> -- " |
876 | "dump all read blocks into specified directory\n"); | |
877 | (void) fprintf(stderr, " -X attempt extreme rewind (does not " | |
878 | "work with dataset)\n"); | |
64bdf63f BB |
879 | (void) fprintf(stderr, " -Y attempt all reconstruction " |
880 | "combinations for split blocks\n"); | |
10b3c7f5 | 881 | (void) fprintf(stderr, " -Z show ZSTD headers \n"); |
34dc7c2f BB |
882 | (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " |
883 | "to make only that option verbose\n"); | |
884 | (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); | |
885 | exit(1); | |
886 | } | |
887 | ||
fa603f82 GM |
888 | static void |
889 | dump_debug_buffer(void) | |
890 | { | |
891 | if (dump_opt['G']) { | |
892 | (void) printf("\n"); | |
ab4c009e | 893 | (void) fflush(stdout); |
fa603f82 GM |
894 | zfs_dbgmsg_print("zdb"); |
895 | } | |
896 | } | |
897 | ||
9babb374 BB |
898 | /* |
899 | * Called for usage errors that are discovered after a call to spa_open(), | |
900 | * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. | |
901 | */ | |
902 | ||
34dc7c2f BB |
903 | static void |
904 | fatal(const char *fmt, ...) | |
905 | { | |
906 | va_list ap; | |
907 | ||
908 | va_start(ap, fmt); | |
909 | (void) fprintf(stderr, "%s: ", cmdname); | |
910 | (void) vfprintf(stderr, fmt, ap); | |
911 | va_end(ap); | |
912 | (void) fprintf(stderr, "\n"); | |
913 | ||
fa603f82 GM |
914 | dump_debug_buffer(); |
915 | ||
9babb374 | 916 | exit(1); |
34dc7c2f BB |
917 | } |
918 | ||
34dc7c2f BB |
919 | /* ARGSUSED */ |
920 | static void | |
921 | dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) | |
922 | { | |
923 | nvlist_t *nv; | |
924 | size_t nvsize = *(uint64_t *)data; | |
925 | char *packed = umem_alloc(nvsize, UMEM_NOFAIL); | |
926 | ||
9babb374 | 927 | VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); |
34dc7c2f BB |
928 | |
929 | VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); | |
930 | ||
931 | umem_free(packed, nvsize); | |
932 | ||
933 | dump_nvlist(nv, 8); | |
934 | ||
935 | nvlist_free(nv); | |
936 | } | |
937 | ||
6f1ffb06 MA |
938 | /* ARGSUSED */ |
939 | static void | |
940 | dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) | |
941 | { | |
942 | spa_history_phys_t *shp = data; | |
943 | ||
944 | if (shp == NULL) | |
945 | return; | |
946 | ||
947 | (void) printf("\t\tpool_create_len = %llu\n", | |
948 | (u_longlong_t)shp->sh_pool_create_len); | |
949 | (void) printf("\t\tphys_max_off = %llu\n", | |
950 | (u_longlong_t)shp->sh_phys_max_off); | |
951 | (void) printf("\t\tbof = %llu\n", | |
952 | (u_longlong_t)shp->sh_bof); | |
953 | (void) printf("\t\teof = %llu\n", | |
954 | (u_longlong_t)shp->sh_eof); | |
955 | (void) printf("\t\trecords_lost = %llu\n", | |
956 | (u_longlong_t)shp->sh_records_lost); | |
957 | } | |
958 | ||
428870ff | 959 | static void |
f3c8c9e6 | 960 | zdb_nicenum(uint64_t num, char *buf, size_t buflen) |
428870ff BB |
961 | { |
962 | if (dump_opt['P']) | |
f3c8c9e6 | 963 | (void) snprintf(buf, buflen, "%llu", (longlong_t)num); |
428870ff | 964 | else |
f3c8c9e6 | 965 | nicenum(num, buf, sizeof (buf)); |
428870ff BB |
966 | } |
967 | ||
867959b5 BB |
968 | static const char histo_stars[] = "****************************************"; |
969 | static const uint64_t histo_width = sizeof (histo_stars) - 1; | |
34dc7c2f BB |
970 | |
971 | static void | |
93cf2076 | 972 | dump_histogram(const uint64_t *histo, int size, int offset) |
34dc7c2f BB |
973 | { |
974 | int i; | |
d5869641 | 975 | int minidx = size - 1; |
34dc7c2f BB |
976 | int maxidx = 0; |
977 | uint64_t max = 0; | |
978 | ||
d5869641 | 979 | for (i = 0; i < size; i++) { |
34dc7c2f BB |
980 | if (histo[i] > max) |
981 | max = histo[i]; | |
982 | if (histo[i] > 0 && i > maxidx) | |
983 | maxidx = i; | |
984 | if (histo[i] > 0 && i < minidx) | |
985 | minidx = i; | |
986 | } | |
987 | ||
d5869641 MA |
988 | if (max < histo_width) |
989 | max = histo_width; | |
34dc7c2f | 990 | |
d5869641 MA |
991 | for (i = minidx; i <= maxidx; i++) { |
992 | (void) printf("\t\t\t%3u: %6llu %s\n", | |
93cf2076 | 993 | i + offset, (u_longlong_t)histo[i], |
d5869641 MA |
994 | &histo_stars[(max - histo[i]) * histo_width / max]); |
995 | } | |
34dc7c2f BB |
996 | } |
997 | ||
998 | static void | |
999 | dump_zap_stats(objset_t *os, uint64_t object) | |
1000 | { | |
1001 | int error; | |
1002 | zap_stats_t zs; | |
1003 | ||
1004 | error = zap_get_stats(os, object, &zs); | |
1005 | if (error) | |
1006 | return; | |
1007 | ||
1008 | if (zs.zs_ptrtbl_len == 0) { | |
1009 | ASSERT(zs.zs_num_blocks == 1); | |
1010 | (void) printf("\tmicrozap: %llu bytes, %llu entries\n", | |
1011 | (u_longlong_t)zs.zs_blocksize, | |
1012 | (u_longlong_t)zs.zs_num_entries); | |
1013 | return; | |
1014 | } | |
1015 | ||
1016 | (void) printf("\tFat ZAP stats:\n"); | |
1017 | ||
1018 | (void) printf("\t\tPointer table:\n"); | |
1019 | (void) printf("\t\t\t%llu elements\n", | |
1020 | (u_longlong_t)zs.zs_ptrtbl_len); | |
1021 | (void) printf("\t\t\tzt_blk: %llu\n", | |
1022 | (u_longlong_t)zs.zs_ptrtbl_zt_blk); | |
1023 | (void) printf("\t\t\tzt_numblks: %llu\n", | |
1024 | (u_longlong_t)zs.zs_ptrtbl_zt_numblks); | |
1025 | (void) printf("\t\t\tzt_shift: %llu\n", | |
1026 | (u_longlong_t)zs.zs_ptrtbl_zt_shift); | |
1027 | (void) printf("\t\t\tzt_blks_copied: %llu\n", | |
1028 | (u_longlong_t)zs.zs_ptrtbl_blks_copied); | |
1029 | (void) printf("\t\t\tzt_nextblk: %llu\n", | |
1030 | (u_longlong_t)zs.zs_ptrtbl_nextblk); | |
1031 | ||
1032 | (void) printf("\t\tZAP entries: %llu\n", | |
1033 | (u_longlong_t)zs.zs_num_entries); | |
1034 | (void) printf("\t\tLeaf blocks: %llu\n", | |
1035 | (u_longlong_t)zs.zs_num_leafs); | |
1036 | (void) printf("\t\tTotal blocks: %llu\n", | |
1037 | (u_longlong_t)zs.zs_num_blocks); | |
1038 | (void) printf("\t\tzap_block_type: 0x%llx\n", | |
1039 | (u_longlong_t)zs.zs_block_type); | |
1040 | (void) printf("\t\tzap_magic: 0x%llx\n", | |
1041 | (u_longlong_t)zs.zs_magic); | |
1042 | (void) printf("\t\tzap_salt: 0x%llx\n", | |
1043 | (u_longlong_t)zs.zs_salt); | |
1044 | ||
1045 | (void) printf("\t\tLeafs with 2^n pointers:\n"); | |
93cf2076 | 1046 | dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
1047 | |
1048 | (void) printf("\t\tBlocks with n*5 entries:\n"); | |
93cf2076 | 1049 | dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
1050 | |
1051 | (void) printf("\t\tBlocks n/10 full:\n"); | |
93cf2076 | 1052 | dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
1053 | |
1054 | (void) printf("\t\tEntries with n chunks:\n"); | |
93cf2076 | 1055 | dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
1056 | |
1057 | (void) printf("\t\tBuckets with n entries:\n"); | |
93cf2076 | 1058 | dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
1059 | } |
1060 | ||
1061 | /*ARGSUSED*/ | |
1062 | static void | |
1063 | dump_none(objset_t *os, uint64_t object, void *data, size_t size) | |
1064 | { | |
1065 | } | |
1066 | ||
428870ff BB |
1067 | /*ARGSUSED*/ |
1068 | static void | |
1069 | dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) | |
1070 | { | |
1071 | (void) printf("\tUNKNOWN OBJECT TYPE\n"); | |
1072 | } | |
1073 | ||
34dc7c2f | 1074 | /*ARGSUSED*/ |
867959b5 | 1075 | static void |
34dc7c2f BB |
1076 | dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) |
1077 | { | |
1078 | } | |
1079 | ||
1080 | /*ARGSUSED*/ | |
1081 | static void | |
1082 | dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) | |
1083 | { | |
30af21b0 | 1084 | uint64_t *arr; |
3fab4d9e | 1085 | uint64_t oursize; |
30af21b0 PD |
1086 | if (dump_opt['d'] < 6) |
1087 | return; | |
3fab4d9e | 1088 | |
30af21b0 PD |
1089 | if (data == NULL) { |
1090 | dmu_object_info_t doi; | |
1091 | ||
1092 | VERIFY0(dmu_object_info(os, object, &doi)); | |
1093 | size = doi.doi_max_offset; | |
3fab4d9e PD |
1094 | /* |
1095 | * We cap the size at 1 mebibyte here to prevent | |
1096 | * allocation failures and nigh-infinite printing if the | |
1097 | * object is extremely large. | |
1098 | */ | |
1099 | oursize = MIN(size, 1 << 20); | |
1100 | arr = kmem_alloc(oursize, KM_SLEEP); | |
1101 | ||
1102 | int err = dmu_read(os, object, 0, oursize, arr, 0); | |
30af21b0 PD |
1103 | if (err != 0) { |
1104 | (void) printf("got error %u from dmu_read\n", err); | |
3fab4d9e | 1105 | kmem_free(arr, oursize); |
30af21b0 PD |
1106 | return; |
1107 | } | |
1108 | } else { | |
3fab4d9e PD |
1109 | /* |
1110 | * Even though the allocation is already done in this code path, | |
1111 | * we still cap the size to prevent excessive printing. | |
1112 | */ | |
1113 | oursize = MIN(size, 1 << 20); | |
30af21b0 PD |
1114 | arr = data; |
1115 | } | |
1116 | ||
1117 | if (size == 0) { | |
1118 | (void) printf("\t\t[]\n"); | |
1119 | return; | |
1120 | } | |
1121 | ||
1122 | (void) printf("\t\t[%0llx", (u_longlong_t)arr[0]); | |
3fab4d9e | 1123 | for (size_t i = 1; i * sizeof (uint64_t) < oursize; i++) { |
30af21b0 PD |
1124 | if (i % 4 != 0) |
1125 | (void) printf(", %0llx", (u_longlong_t)arr[i]); | |
1126 | else | |
1127 | (void) printf(",\n\t\t%0llx", (u_longlong_t)arr[i]); | |
1128 | } | |
3fab4d9e PD |
1129 | if (oursize != size) |
1130 | (void) printf(", ... "); | |
30af21b0 PD |
1131 | (void) printf("]\n"); |
1132 | ||
1133 | if (data == NULL) | |
3fab4d9e | 1134 | kmem_free(arr, oursize); |
34dc7c2f BB |
1135 | } |
1136 | ||
1137 | /*ARGSUSED*/ | |
1138 | static void | |
1139 | dump_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
1140 | { | |
1141 | zap_cursor_t zc; | |
1142 | zap_attribute_t attr; | |
1143 | void *prop; | |
867959b5 | 1144 | unsigned i; |
34dc7c2f BB |
1145 | |
1146 | dump_zap_stats(os, object); | |
1147 | (void) printf("\n"); | |
1148 | ||
1149 | for (zap_cursor_init(&zc, os, object); | |
1150 | zap_cursor_retrieve(&zc, &attr) == 0; | |
1151 | zap_cursor_advance(&zc)) { | |
1152 | (void) printf("\t\t%s = ", attr.za_name); | |
1153 | if (attr.za_num_integers == 0) { | |
1154 | (void) printf("\n"); | |
1155 | continue; | |
1156 | } | |
1157 | prop = umem_zalloc(attr.za_num_integers * | |
1158 | attr.za_integer_length, UMEM_NOFAIL); | |
1159 | (void) zap_lookup(os, object, attr.za_name, | |
1160 | attr.za_integer_length, attr.za_num_integers, prop); | |
1161 | if (attr.za_integer_length == 1) { | |
4e84f67a TS |
1162 | if (strcmp(attr.za_name, |
1163 | DSL_CRYPTO_KEY_MASTER_KEY) == 0 || | |
1164 | strcmp(attr.za_name, | |
1165 | DSL_CRYPTO_KEY_HMAC_KEY) == 0 || | |
1166 | strcmp(attr.za_name, DSL_CRYPTO_KEY_IV) == 0 || | |
1167 | strcmp(attr.za_name, DSL_CRYPTO_KEY_MAC) == 0 || | |
1168 | strcmp(attr.za_name, DMU_POOL_CHECKSUM_SALT) == 0) { | |
1169 | uint8_t *u8 = prop; | |
1170 | ||
1171 | for (i = 0; i < attr.za_num_integers; i++) { | |
1172 | (void) printf("%02x", u8[i]); | |
1173 | } | |
1174 | } else { | |
1175 | (void) printf("%s", (char *)prop); | |
1176 | } | |
34dc7c2f BB |
1177 | } else { |
1178 | for (i = 0; i < attr.za_num_integers; i++) { | |
1179 | switch (attr.za_integer_length) { | |
1180 | case 2: | |
1181 | (void) printf("%u ", | |
1182 | ((uint16_t *)prop)[i]); | |
1183 | break; | |
1184 | case 4: | |
1185 | (void) printf("%u ", | |
1186 | ((uint32_t *)prop)[i]); | |
1187 | break; | |
1188 | case 8: | |
1189 | (void) printf("%lld ", | |
1190 | (u_longlong_t)((int64_t *)prop)[i]); | |
1191 | break; | |
1192 | } | |
1193 | } | |
1194 | } | |
1195 | (void) printf("\n"); | |
1196 | umem_free(prop, attr.za_num_integers * attr.za_integer_length); | |
1197 | } | |
1198 | zap_cursor_fini(&zc); | |
1199 | } | |
1200 | ||
252e1a54 MA |
1201 | static void |
1202 | dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) | |
1203 | { | |
1204 | bpobj_phys_t *bpop = data; | |
1205 | uint64_t i; | |
1206 | char bytes[32], comp[32], uncomp[32]; | |
1207 | ||
f3c8c9e6 JK |
1208 | /* make sure the output won't get truncated */ |
1209 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
1210 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
1211 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
1212 | ||
252e1a54 MA |
1213 | if (bpop == NULL) |
1214 | return; | |
1215 | ||
f3c8c9e6 JK |
1216 | zdb_nicenum(bpop->bpo_bytes, bytes, sizeof (bytes)); |
1217 | zdb_nicenum(bpop->bpo_comp, comp, sizeof (comp)); | |
1218 | zdb_nicenum(bpop->bpo_uncomp, uncomp, sizeof (uncomp)); | |
252e1a54 MA |
1219 | |
1220 | (void) printf("\t\tnum_blkptrs = %llu\n", | |
1221 | (u_longlong_t)bpop->bpo_num_blkptrs); | |
1222 | (void) printf("\t\tbytes = %s\n", bytes); | |
1223 | if (size >= BPOBJ_SIZE_V1) { | |
1224 | (void) printf("\t\tcomp = %s\n", comp); | |
1225 | (void) printf("\t\tuncomp = %s\n", uncomp); | |
1226 | } | |
37f03da8 | 1227 | if (size >= BPOBJ_SIZE_V2) { |
252e1a54 MA |
1228 | (void) printf("\t\tsubobjs = %llu\n", |
1229 | (u_longlong_t)bpop->bpo_subobjs); | |
1230 | (void) printf("\t\tnum_subobjs = %llu\n", | |
1231 | (u_longlong_t)bpop->bpo_num_subobjs); | |
1232 | } | |
37f03da8 SH |
1233 | if (size >= sizeof (*bpop)) { |
1234 | (void) printf("\t\tnum_freed = %llu\n", | |
1235 | (u_longlong_t)bpop->bpo_num_freed); | |
1236 | } | |
252e1a54 MA |
1237 | |
1238 | if (dump_opt['d'] < 5) | |
1239 | return; | |
1240 | ||
1241 | for (i = 0; i < bpop->bpo_num_blkptrs; i++) { | |
1242 | char blkbuf[BP_SPRINTF_LEN]; | |
1243 | blkptr_t bp; | |
1244 | ||
1245 | int err = dmu_read(os, object, | |
1246 | i * sizeof (bp), sizeof (bp), &bp, 0); | |
1247 | if (err != 0) { | |
1248 | (void) printf("got error %u from dmu_read\n", err); | |
1249 | break; | |
1250 | } | |
37f03da8 SH |
1251 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp, |
1252 | BP_GET_FREE(&bp)); | |
252e1a54 MA |
1253 | (void) printf("\t%s\n", blkbuf); |
1254 | } | |
1255 | } | |
1256 | ||
1257 | /* ARGSUSED */ | |
1258 | static void | |
1259 | dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) | |
1260 | { | |
1261 | dmu_object_info_t doi; | |
2986b3fd | 1262 | int64_t i; |
252e1a54 MA |
1263 | |
1264 | VERIFY0(dmu_object_info(os, object, &doi)); | |
1265 | uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); | |
1266 | ||
1267 | int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); | |
1268 | if (err != 0) { | |
1269 | (void) printf("got error %u from dmu_read\n", err); | |
1270 | kmem_free(subobjs, doi.doi_max_offset); | |
1271 | return; | |
1272 | } | |
1273 | ||
1274 | int64_t last_nonzero = -1; | |
1275 | for (i = 0; i < doi.doi_max_offset / 8; i++) { | |
1276 | if (subobjs[i] != 0) | |
1277 | last_nonzero = i; | |
1278 | } | |
1279 | ||
1280 | for (i = 0; i <= last_nonzero; i++) { | |
2986b3fd | 1281 | (void) printf("\t%llu\n", (u_longlong_t)subobjs[i]); |
252e1a54 MA |
1282 | } |
1283 | kmem_free(subobjs, doi.doi_max_offset); | |
1284 | } | |
1285 | ||
428870ff BB |
1286 | /*ARGSUSED*/ |
1287 | static void | |
1288 | dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
1289 | { | |
1290 | dump_zap_stats(os, object); | |
1291 | /* contents are printed elsewhere, properly decoded */ | |
1292 | } | |
1293 | ||
1294 | /*ARGSUSED*/ | |
1295 | static void | |
1296 | dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) | |
1297 | { | |
1298 | zap_cursor_t zc; | |
1299 | zap_attribute_t attr; | |
1300 | ||
1301 | dump_zap_stats(os, object); | |
1302 | (void) printf("\n"); | |
1303 | ||
1304 | for (zap_cursor_init(&zc, os, object); | |
1305 | zap_cursor_retrieve(&zc, &attr) == 0; | |
1306 | zap_cursor_advance(&zc)) { | |
1307 | (void) printf("\t\t%s = ", attr.za_name); | |
1308 | if (attr.za_num_integers == 0) { | |
1309 | (void) printf("\n"); | |
1310 | continue; | |
1311 | } | |
1312 | (void) printf(" %llx : [%d:%d:%d]\n", | |
1313 | (u_longlong_t)attr.za_first_integer, | |
1314 | (int)ATTR_LENGTH(attr.za_first_integer), | |
1315 | (int)ATTR_BSWAP(attr.za_first_integer), | |
1316 | (int)ATTR_NUM(attr.za_first_integer)); | |
1317 | } | |
1318 | zap_cursor_fini(&zc); | |
1319 | } | |
1320 | ||
1321 | /*ARGSUSED*/ | |
1322 | static void | |
1323 | dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) | |
1324 | { | |
1325 | zap_cursor_t zc; | |
1326 | zap_attribute_t attr; | |
1327 | uint16_t *layout_attrs; | |
867959b5 | 1328 | unsigned i; |
428870ff BB |
1329 | |
1330 | dump_zap_stats(os, object); | |
1331 | (void) printf("\n"); | |
1332 | ||
1333 | for (zap_cursor_init(&zc, os, object); | |
1334 | zap_cursor_retrieve(&zc, &attr) == 0; | |
1335 | zap_cursor_advance(&zc)) { | |
1336 | (void) printf("\t\t%s = [", attr.za_name); | |
1337 | if (attr.za_num_integers == 0) { | |
1338 | (void) printf("\n"); | |
1339 | continue; | |
1340 | } | |
1341 | ||
1342 | VERIFY(attr.za_integer_length == 2); | |
1343 | layout_attrs = umem_zalloc(attr.za_num_integers * | |
1344 | attr.za_integer_length, UMEM_NOFAIL); | |
1345 | ||
1346 | VERIFY(zap_lookup(os, object, attr.za_name, | |
1347 | attr.za_integer_length, | |
1348 | attr.za_num_integers, layout_attrs) == 0); | |
1349 | ||
1350 | for (i = 0; i != attr.za_num_integers; i++) | |
1351 | (void) printf(" %d ", (int)layout_attrs[i]); | |
1352 | (void) printf("]\n"); | |
1353 | umem_free(layout_attrs, | |
1354 | attr.za_num_integers * attr.za_integer_length); | |
1355 | } | |
1356 | zap_cursor_fini(&zc); | |
1357 | } | |
1358 | ||
34dc7c2f BB |
1359 | /*ARGSUSED*/ |
1360 | static void | |
1361 | dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) | |
1362 | { | |
1363 | zap_cursor_t zc; | |
1364 | zap_attribute_t attr; | |
1365 | const char *typenames[] = { | |
1366 | /* 0 */ "not specified", | |
1367 | /* 1 */ "FIFO", | |
1368 | /* 2 */ "Character Device", | |
1369 | /* 3 */ "3 (invalid)", | |
1370 | /* 4 */ "Directory", | |
1371 | /* 5 */ "5 (invalid)", | |
1372 | /* 6 */ "Block Device", | |
1373 | /* 7 */ "7 (invalid)", | |
1374 | /* 8 */ "Regular File", | |
1375 | /* 9 */ "9 (invalid)", | |
1376 | /* 10 */ "Symbolic Link", | |
1377 | /* 11 */ "11 (invalid)", | |
1378 | /* 12 */ "Socket", | |
1379 | /* 13 */ "Door", | |
1380 | /* 14 */ "Event Port", | |
1381 | /* 15 */ "15 (invalid)", | |
1382 | }; | |
1383 | ||
1384 | dump_zap_stats(os, object); | |
1385 | (void) printf("\n"); | |
1386 | ||
1387 | for (zap_cursor_init(&zc, os, object); | |
1388 | zap_cursor_retrieve(&zc, &attr) == 0; | |
1389 | zap_cursor_advance(&zc)) { | |
1390 | (void) printf("\t\t%s = %lld (type: %s)\n", | |
1391 | attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), | |
1392 | typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); | |
1393 | } | |
1394 | zap_cursor_fini(&zc); | |
1395 | } | |
1396 | ||
867959b5 | 1397 | static int |
93cf2076 GW |
1398 | get_dtl_refcount(vdev_t *vd) |
1399 | { | |
1400 | int refcount = 0; | |
93cf2076 GW |
1401 | |
1402 | if (vd->vdev_ops->vdev_op_leaf) { | |
1403 | space_map_t *sm = vd->vdev_dtl_sm; | |
1404 | ||
1405 | if (sm != NULL && | |
1406 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
1407 | return (1); | |
1408 | return (0); | |
1409 | } | |
1410 | ||
867959b5 | 1411 | for (unsigned c = 0; c < vd->vdev_children; c++) |
93cf2076 GW |
1412 | refcount += get_dtl_refcount(vd->vdev_child[c]); |
1413 | return (refcount); | |
1414 | } | |
1415 | ||
867959b5 | 1416 | static int |
93cf2076 GW |
1417 | get_metaslab_refcount(vdev_t *vd) |
1418 | { | |
1419 | int refcount = 0; | |
93cf2076 | 1420 | |
a1d477c2 MA |
1421 | if (vd->vdev_top == vd) { |
1422 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
93cf2076 GW |
1423 | space_map_t *sm = vd->vdev_ms[m]->ms_sm; |
1424 | ||
1425 | if (sm != NULL && | |
1426 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
1427 | refcount++; | |
1428 | } | |
1429 | } | |
867959b5 | 1430 | for (unsigned c = 0; c < vd->vdev_children; c++) |
93cf2076 GW |
1431 | refcount += get_metaslab_refcount(vd->vdev_child[c]); |
1432 | ||
1433 | return (refcount); | |
1434 | } | |
1435 | ||
a1d477c2 MA |
1436 | static int |
1437 | get_obsolete_refcount(vdev_t *vd) | |
1438 | { | |
27f80e85 | 1439 | uint64_t obsolete_sm_object; |
a1d477c2 MA |
1440 | int refcount = 0; |
1441 | ||
27f80e85 BB |
1442 | VERIFY0(vdev_obsolete_sm_object(vd, &obsolete_sm_object)); |
1443 | if (vd->vdev_top == vd && obsolete_sm_object != 0) { | |
a1d477c2 MA |
1444 | dmu_object_info_t doi; |
1445 | VERIFY0(dmu_object_info(vd->vdev_spa->spa_meta_objset, | |
27f80e85 | 1446 | obsolete_sm_object, &doi)); |
a1d477c2 MA |
1447 | if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { |
1448 | refcount++; | |
1449 | } | |
1450 | } else { | |
1451 | ASSERT3P(vd->vdev_obsolete_sm, ==, NULL); | |
27f80e85 | 1452 | ASSERT3U(obsolete_sm_object, ==, 0); |
a1d477c2 MA |
1453 | } |
1454 | for (unsigned c = 0; c < vd->vdev_children; c++) { | |
1455 | refcount += get_obsolete_refcount(vd->vdev_child[c]); | |
1456 | } | |
1457 | ||
1458 | return (refcount); | |
1459 | } | |
1460 | ||
1461 | static int | |
1462 | get_prev_obsolete_spacemap_refcount(spa_t *spa) | |
1463 | { | |
1464 | uint64_t prev_obj = | |
1465 | spa->spa_condensing_indirect_phys.scip_prev_obsolete_sm_object; | |
1466 | if (prev_obj != 0) { | |
1467 | dmu_object_info_t doi; | |
1468 | VERIFY0(dmu_object_info(spa->spa_meta_objset, prev_obj, &doi)); | |
1469 | if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { | |
1470 | return (1); | |
1471 | } | |
1472 | } | |
1473 | return (0); | |
1474 | } | |
1475 | ||
d2734cce SD |
1476 | static int |
1477 | get_checkpoint_refcount(vdev_t *vd) | |
1478 | { | |
1479 | int refcount = 0; | |
1480 | ||
1481 | if (vd->vdev_top == vd && vd->vdev_top_zap != 0 && | |
1482 | zap_contains(spa_meta_objset(vd->vdev_spa), | |
1483 | vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) == 0) | |
1484 | refcount++; | |
1485 | ||
1486 | for (uint64_t c = 0; c < vd->vdev_children; c++) | |
1487 | refcount += get_checkpoint_refcount(vd->vdev_child[c]); | |
1488 | ||
1489 | return (refcount); | |
1490 | } | |
1491 | ||
93e28d66 SD |
1492 | static int |
1493 | get_log_spacemap_refcount(spa_t *spa) | |
1494 | { | |
1495 | return (avl_numnodes(&spa->spa_sm_logs_by_txg)); | |
1496 | } | |
1497 | ||
93cf2076 GW |
1498 | static int |
1499 | verify_spacemap_refcounts(spa_t *spa) | |
1500 | { | |
fa86b5db MA |
1501 | uint64_t expected_refcount = 0; |
1502 | uint64_t actual_refcount; | |
93cf2076 | 1503 | |
fa86b5db MA |
1504 | (void) feature_get_refcount(spa, |
1505 | &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], | |
1506 | &expected_refcount); | |
93cf2076 GW |
1507 | actual_refcount = get_dtl_refcount(spa->spa_root_vdev); |
1508 | actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); | |
a1d477c2 MA |
1509 | actual_refcount += get_obsolete_refcount(spa->spa_root_vdev); |
1510 | actual_refcount += get_prev_obsolete_spacemap_refcount(spa); | |
d2734cce | 1511 | actual_refcount += get_checkpoint_refcount(spa->spa_root_vdev); |
93e28d66 | 1512 | actual_refcount += get_log_spacemap_refcount(spa); |
93cf2076 GW |
1513 | |
1514 | if (expected_refcount != actual_refcount) { | |
fa86b5db MA |
1515 | (void) printf("space map refcount mismatch: expected %lld != " |
1516 | "actual %lld\n", | |
1517 | (longlong_t)expected_refcount, | |
1518 | (longlong_t)actual_refcount); | |
93cf2076 GW |
1519 | return (2); |
1520 | } | |
1521 | return (0); | |
1522 | } | |
1523 | ||
34dc7c2f | 1524 | static void |
93cf2076 | 1525 | dump_spacemap(objset_t *os, space_map_t *sm) |
34dc7c2f | 1526 | { |
867959b5 | 1527 | const char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", |
a1d477c2 | 1528 | "INVALID", "INVALID", "INVALID", "INVALID" }; |
34dc7c2f | 1529 | |
93cf2076 | 1530 | if (sm == NULL) |
34dc7c2f BB |
1531 | return; |
1532 | ||
a1d477c2 | 1533 | (void) printf("space map object %llu:\n", |
425d3237 SD |
1534 | (longlong_t)sm->sm_object); |
1535 | (void) printf(" smp_length = 0x%llx\n", | |
1536 | (longlong_t)sm->sm_phys->smp_length); | |
a1d477c2 MA |
1537 | (void) printf(" smp_alloc = 0x%llx\n", |
1538 | (longlong_t)sm->sm_phys->smp_alloc); | |
1539 | ||
21e7cf5d SD |
1540 | if (dump_opt['d'] < 6 && dump_opt['m'] < 4) |
1541 | return; | |
1542 | ||
34dc7c2f BB |
1543 | /* |
1544 | * Print out the freelist entries in both encoded and decoded form. | |
1545 | */ | |
4d044c4c SD |
1546 | uint8_t mapshift = sm->sm_shift; |
1547 | int64_t alloc = 0; | |
21e7cf5d | 1548 | uint64_t word, entry_id = 0; |
4d044c4c SD |
1549 | for (uint64_t offset = 0; offset < space_map_length(sm); |
1550 | offset += sizeof (word)) { | |
93cf2076 GW |
1551 | |
1552 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
4d044c4c | 1553 | sizeof (word), &word, DMU_READ_PREFETCH)); |
93cf2076 | 1554 | |
4d044c4c | 1555 | if (sm_entry_is_debug(word)) { |
6774931d MA |
1556 | uint64_t de_txg = SM_DEBUG_TXG_DECODE(word); |
1557 | uint64_t de_sync_pass = SM_DEBUG_SYNCPASS_DECODE(word); | |
1558 | if (de_txg == 0) { | |
1559 | (void) printf( | |
1560 | "\t [%6llu] PADDING\n", | |
1561 | (u_longlong_t)entry_id); | |
1562 | } else { | |
1563 | (void) printf( | |
1564 | "\t [%6llu] %s: txg %llu pass %llu\n", | |
1565 | (u_longlong_t)entry_id, | |
1566 | ddata[SM_DEBUG_ACTION_DECODE(word)], | |
1567 | (u_longlong_t)de_txg, | |
1568 | (u_longlong_t)de_sync_pass); | |
1569 | } | |
21e7cf5d | 1570 | entry_id++; |
4d044c4c SD |
1571 | continue; |
1572 | } | |
1573 | ||
1574 | uint8_t words; | |
1575 | char entry_type; | |
1576 | uint64_t entry_off, entry_run, entry_vdev = SM_NO_VDEVID; | |
1577 | ||
1578 | if (sm_entry_is_single_word(word)) { | |
1579 | entry_type = (SM_TYPE_DECODE(word) == SM_ALLOC) ? | |
1580 | 'A' : 'F'; | |
1581 | entry_off = (SM_OFFSET_DECODE(word) << mapshift) + | |
1582 | sm->sm_start; | |
1583 | entry_run = SM_RUN_DECODE(word) << mapshift; | |
1584 | words = 1; | |
34dc7c2f | 1585 | } else { |
4d044c4c SD |
1586 | /* it is a two-word entry so we read another word */ |
1587 | ASSERT(sm_entry_is_double_word(word)); | |
1588 | ||
1589 | uint64_t extra_word; | |
1590 | offset += sizeof (extra_word); | |
1591 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
1592 | sizeof (extra_word), &extra_word, | |
1593 | DMU_READ_PREFETCH)); | |
1594 | ||
1595 | ASSERT3U(offset, <=, space_map_length(sm)); | |
1596 | ||
1597 | entry_run = SM2_RUN_DECODE(word) << mapshift; | |
1598 | entry_vdev = SM2_VDEV_DECODE(word); | |
1599 | entry_type = (SM2_TYPE_DECODE(extra_word) == SM_ALLOC) ? | |
1600 | 'A' : 'F'; | |
1601 | entry_off = (SM2_OFFSET_DECODE(extra_word) << | |
1602 | mapshift) + sm->sm_start; | |
1603 | words = 2; | |
34dc7c2f | 1604 | } |
4d044c4c SD |
1605 | |
1606 | (void) printf("\t [%6llu] %c range:" | |
1607 | " %010llx-%010llx size: %06llx vdev: %06llu words: %u\n", | |
21e7cf5d | 1608 | (u_longlong_t)entry_id, |
4d044c4c SD |
1609 | entry_type, (u_longlong_t)entry_off, |
1610 | (u_longlong_t)(entry_off + entry_run), | |
1611 | (u_longlong_t)entry_run, | |
1612 | (u_longlong_t)entry_vdev, words); | |
1613 | ||
1614 | if (entry_type == 'A') | |
1615 | alloc += entry_run; | |
1616 | else | |
1617 | alloc -= entry_run; | |
21e7cf5d | 1618 | entry_id++; |
34dc7c2f | 1619 | } |
93e28d66 | 1620 | if (alloc != space_map_allocated(sm)) { |
4d044c4c SD |
1621 | (void) printf("space_map_object alloc (%lld) INCONSISTENT " |
1622 | "with space map summary (%lld)\n", | |
1623 | (longlong_t)space_map_allocated(sm), (longlong_t)alloc); | |
34dc7c2f BB |
1624 | } |
1625 | } | |
1626 | ||
9babb374 BB |
1627 | static void |
1628 | dump_metaslab_stats(metaslab_t *msp) | |
1629 | { | |
428870ff | 1630 | char maxbuf[32]; |
d2734cce | 1631 | range_tree_t *rt = msp->ms_allocatable; |
ca577779 | 1632 | zfs_btree_t *t = &msp->ms_allocatable_by_size; |
93cf2076 | 1633 | int free_pct = range_tree_space(rt) * 100 / msp->ms_size; |
9babb374 | 1634 | |
f3c8c9e6 JK |
1635 | /* max sure nicenum has enough space */ |
1636 | CTASSERT(sizeof (maxbuf) >= NN_NUMBUF_SZ); | |
1637 | ||
c81f1790 | 1638 | zdb_nicenum(metaslab_largest_allocatable(msp), maxbuf, sizeof (maxbuf)); |
9babb374 | 1639 | |
428870ff | 1640 | (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", |
ca577779 | 1641 | "segments", zfs_btree_numnodes(t), "maxsize", maxbuf, |
9babb374 | 1642 | "freepct", free_pct); |
93cf2076 GW |
1643 | (void) printf("\tIn-memory histogram:\n"); |
1644 | dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
9babb374 BB |
1645 | } |
1646 | ||
34dc7c2f BB |
1647 | static void |
1648 | dump_metaslab(metaslab_t *msp) | |
1649 | { | |
34dc7c2f BB |
1650 | vdev_t *vd = msp->ms_group->mg_vd; |
1651 | spa_t *spa = vd->vdev_spa; | |
93cf2076 | 1652 | space_map_t *sm = msp->ms_sm; |
428870ff | 1653 | char freebuf[32]; |
34dc7c2f | 1654 | |
f3c8c9e6 JK |
1655 | zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf, |
1656 | sizeof (freebuf)); | |
34dc7c2f | 1657 | |
34dc7c2f | 1658 | (void) printf( |
428870ff | 1659 | "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", |
93cf2076 GW |
1660 | (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, |
1661 | (u_longlong_t)space_map_object(sm), freebuf); | |
34dc7c2f | 1662 | |
93cf2076 | 1663 | if (dump_opt['m'] > 2 && !dump_opt['L']) { |
9babb374 | 1664 | mutex_enter(&msp->ms_lock); |
b194fab0 SD |
1665 | VERIFY0(metaslab_load(msp)); |
1666 | range_tree_stat_verify(msp->ms_allocatable); | |
9babb374 | 1667 | dump_metaslab_stats(msp); |
93cf2076 | 1668 | metaslab_unload(msp); |
9babb374 BB |
1669 | mutex_exit(&msp->ms_lock); |
1670 | } | |
1671 | ||
93cf2076 | 1672 | if (dump_opt['m'] > 1 && sm != NULL && |
fa86b5db | 1673 | spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { |
93cf2076 GW |
1674 | /* |
1675 | * The space map histogram represents free space in chunks | |
1676 | * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). | |
1677 | */ | |
f3a7f661 GW |
1678 | (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", |
1679 | (u_longlong_t)msp->ms_fragmentation); | |
93cf2076 | 1680 | dump_histogram(sm->sm_phys->smp_histogram, |
f3a7f661 | 1681 | SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); |
93cf2076 GW |
1682 | } |
1683 | ||
b2255edc BB |
1684 | if (vd->vdev_ops == &vdev_draid_ops) |
1685 | ASSERT3U(msp->ms_size, <=, 1ULL << vd->vdev_ms_shift); | |
1686 | else | |
1687 | ASSERT3U(msp->ms_size, ==, 1ULL << vd->vdev_ms_shift); | |
1688 | ||
21e7cf5d | 1689 | dump_spacemap(spa->spa_meta_objset, msp->ms_sm); |
93e28d66 SD |
1690 | |
1691 | if (spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) { | |
1692 | (void) printf("\tFlush data:\n\tunflushed txg=%llu\n\n", | |
1693 | (u_longlong_t)metaslab_unflushed_txg(msp)); | |
1694 | } | |
428870ff | 1695 | } |
34dc7c2f | 1696 | |
428870ff BB |
1697 | static void |
1698 | print_vdev_metaslab_header(vdev_t *vd) | |
1699 | { | |
cc99f275 | 1700 | vdev_alloc_bias_t alloc_bias = vd->vdev_alloc_bias; |
93e28d66 SD |
1701 | const char *bias_str = ""; |
1702 | if (alloc_bias == VDEV_BIAS_LOG || vd->vdev_islog) { | |
1703 | bias_str = VDEV_ALLOC_BIAS_LOG; | |
1704 | } else if (alloc_bias == VDEV_BIAS_SPECIAL) { | |
1705 | bias_str = VDEV_ALLOC_BIAS_SPECIAL; | |
1706 | } else if (alloc_bias == VDEV_BIAS_DEDUP) { | |
1707 | bias_str = VDEV_ALLOC_BIAS_DEDUP; | |
1708 | } | |
1709 | ||
1710 | uint64_t ms_flush_data_obj = 0; | |
1711 | if (vd->vdev_top_zap != 0) { | |
1712 | int error = zap_lookup(spa_meta_objset(vd->vdev_spa), | |
1713 | vd->vdev_top_zap, VDEV_TOP_ZAP_MS_UNFLUSHED_PHYS_TXGS, | |
1714 | sizeof (uint64_t), 1, &ms_flush_data_obj); | |
1715 | if (error != ENOENT) { | |
1716 | ASSERT0(error); | |
1717 | } | |
1718 | } | |
1719 | ||
1720 | (void) printf("\tvdev %10llu %s", | |
1721 | (u_longlong_t)vd->vdev_id, bias_str); | |
cc99f275 | 1722 | |
93e28d66 SD |
1723 | if (ms_flush_data_obj != 0) { |
1724 | (void) printf(" ms_unflushed_phys object %llu", | |
1725 | (u_longlong_t)ms_flush_data_obj); | |
1726 | } | |
cc99f275 | 1727 | |
93e28d66 | 1728 | (void) printf("\n\t%-10s%5llu %-19s %-15s %-12s\n", |
428870ff BB |
1729 | "metaslabs", (u_longlong_t)vd->vdev_ms_count, |
1730 | "offset", "spacemap", "free"); | |
cc99f275 | 1731 | (void) printf("\t%15s %19s %15s %12s\n", |
428870ff | 1732 | "---------------", "-------------------", |
cc99f275 | 1733 | "---------------", "------------"); |
34dc7c2f BB |
1734 | } |
1735 | ||
f3a7f661 GW |
1736 | static void |
1737 | dump_metaslab_groups(spa_t *spa) | |
1738 | { | |
1739 | vdev_t *rvd = spa->spa_root_vdev; | |
1740 | metaslab_class_t *mc = spa_normal_class(spa); | |
1741 | uint64_t fragmentation; | |
f3a7f661 GW |
1742 | |
1743 | metaslab_class_histogram_verify(mc); | |
1744 | ||
867959b5 | 1745 | for (unsigned c = 0; c < rvd->vdev_children; c++) { |
f3a7f661 GW |
1746 | vdev_t *tvd = rvd->vdev_child[c]; |
1747 | metaslab_group_t *mg = tvd->vdev_mg; | |
1748 | ||
cc99f275 | 1749 | if (mg == NULL || mg->mg_class != mc) |
f3a7f661 GW |
1750 | continue; |
1751 | ||
1752 | metaslab_group_histogram_verify(mg); | |
1753 | mg->mg_fragmentation = metaslab_group_fragmentation(mg); | |
1754 | ||
1755 | (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" | |
1756 | "fragmentation", | |
1757 | (u_longlong_t)tvd->vdev_id, | |
1758 | (u_longlong_t)tvd->vdev_ms_count); | |
1759 | if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { | |
1760 | (void) printf("%3s\n", "-"); | |
1761 | } else { | |
1762 | (void) printf("%3llu%%\n", | |
1763 | (u_longlong_t)mg->mg_fragmentation); | |
1764 | } | |
1765 | dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
1766 | } | |
1767 | ||
1768 | (void) printf("\tpool %s\tfragmentation", spa_name(spa)); | |
1769 | fragmentation = metaslab_class_fragmentation(mc); | |
1770 | if (fragmentation == ZFS_FRAG_INVALID) | |
1771 | (void) printf("\t%3s\n", "-"); | |
1772 | else | |
1773 | (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); | |
1774 | dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
1775 | } | |
1776 | ||
a1d477c2 MA |
1777 | static void |
1778 | print_vdev_indirect(vdev_t *vd) | |
1779 | { | |
1780 | vdev_indirect_config_t *vic = &vd->vdev_indirect_config; | |
1781 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
1782 | vdev_indirect_births_t *vib = vd->vdev_indirect_births; | |
1783 | ||
1784 | if (vim == NULL) { | |
1785 | ASSERT3P(vib, ==, NULL); | |
1786 | return; | |
1787 | } | |
1788 | ||
1789 | ASSERT3U(vdev_indirect_mapping_object(vim), ==, | |
1790 | vic->vic_mapping_object); | |
1791 | ASSERT3U(vdev_indirect_births_object(vib), ==, | |
1792 | vic->vic_births_object); | |
1793 | ||
1794 | (void) printf("indirect births obj %llu:\n", | |
1795 | (longlong_t)vic->vic_births_object); | |
1796 | (void) printf(" vib_count = %llu\n", | |
1797 | (longlong_t)vdev_indirect_births_count(vib)); | |
1798 | for (uint64_t i = 0; i < vdev_indirect_births_count(vib); i++) { | |
1799 | vdev_indirect_birth_entry_phys_t *cur_vibe = | |
1800 | &vib->vib_entries[i]; | |
1801 | (void) printf("\toffset %llx -> txg %llu\n", | |
1802 | (longlong_t)cur_vibe->vibe_offset, | |
1803 | (longlong_t)cur_vibe->vibe_phys_birth_txg); | |
1804 | } | |
1805 | (void) printf("\n"); | |
1806 | ||
1807 | (void) printf("indirect mapping obj %llu:\n", | |
1808 | (longlong_t)vic->vic_mapping_object); | |
1809 | (void) printf(" vim_max_offset = 0x%llx\n", | |
1810 | (longlong_t)vdev_indirect_mapping_max_offset(vim)); | |
1811 | (void) printf(" vim_bytes_mapped = 0x%llx\n", | |
1812 | (longlong_t)vdev_indirect_mapping_bytes_mapped(vim)); | |
1813 | (void) printf(" vim_count = %llu\n", | |
1814 | (longlong_t)vdev_indirect_mapping_num_entries(vim)); | |
1815 | ||
1816 | if (dump_opt['d'] <= 5 && dump_opt['m'] <= 3) | |
1817 | return; | |
1818 | ||
1819 | uint32_t *counts = vdev_indirect_mapping_load_obsolete_counts(vim); | |
1820 | ||
1821 | for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { | |
1822 | vdev_indirect_mapping_entry_phys_t *vimep = | |
1823 | &vim->vim_entries[i]; | |
1824 | (void) printf("\t<%llx:%llx:%llx> -> " | |
1825 | "<%llx:%llx:%llx> (%x obsolete)\n", | |
1826 | (longlong_t)vd->vdev_id, | |
1827 | (longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), | |
1828 | (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
1829 | (longlong_t)DVA_GET_VDEV(&vimep->vimep_dst), | |
1830 | (longlong_t)DVA_GET_OFFSET(&vimep->vimep_dst), | |
1831 | (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
1832 | counts[i]); | |
1833 | } | |
1834 | (void) printf("\n"); | |
1835 | ||
27f80e85 BB |
1836 | uint64_t obsolete_sm_object; |
1837 | VERIFY0(vdev_obsolete_sm_object(vd, &obsolete_sm_object)); | |
a1d477c2 MA |
1838 | if (obsolete_sm_object != 0) { |
1839 | objset_t *mos = vd->vdev_spa->spa_meta_objset; | |
1840 | (void) printf("obsolete space map object %llu:\n", | |
1841 | (u_longlong_t)obsolete_sm_object); | |
1842 | ASSERT(vd->vdev_obsolete_sm != NULL); | |
1843 | ASSERT3U(space_map_object(vd->vdev_obsolete_sm), ==, | |
1844 | obsolete_sm_object); | |
1845 | dump_spacemap(mos, vd->vdev_obsolete_sm); | |
1846 | (void) printf("\n"); | |
1847 | } | |
1848 | } | |
1849 | ||
34dc7c2f BB |
1850 | static void |
1851 | dump_metaslabs(spa_t *spa) | |
1852 | { | |
428870ff BB |
1853 | vdev_t *vd, *rvd = spa->spa_root_vdev; |
1854 | uint64_t m, c = 0, children = rvd->vdev_children; | |
34dc7c2f BB |
1855 | |
1856 | (void) printf("\nMetaslabs:\n"); | |
1857 | ||
a3403164 NB |
1858 | if (!dump_opt['d'] && zopt_metaslab_args > 0) { |
1859 | c = zopt_metaslab[0]; | |
428870ff BB |
1860 | |
1861 | if (c >= children) | |
1862 | (void) fatal("bad vdev id: %llu", (u_longlong_t)c); | |
34dc7c2f | 1863 | |
a3403164 | 1864 | if (zopt_metaslab_args > 1) { |
428870ff BB |
1865 | vd = rvd->vdev_child[c]; |
1866 | print_vdev_metaslab_header(vd); | |
1867 | ||
a3403164 NB |
1868 | for (m = 1; m < zopt_metaslab_args; m++) { |
1869 | if (zopt_metaslab[m] < vd->vdev_ms_count) | |
428870ff | 1870 | dump_metaslab( |
a3403164 | 1871 | vd->vdev_ms[zopt_metaslab[m]]); |
428870ff BB |
1872 | else |
1873 | (void) fprintf(stderr, "bad metaslab " | |
1874 | "number %llu\n", | |
a3403164 | 1875 | (u_longlong_t)zopt_metaslab[m]); |
428870ff BB |
1876 | } |
1877 | (void) printf("\n"); | |
1878 | return; | |
1879 | } | |
1880 | children = c + 1; | |
1881 | } | |
1882 | for (; c < children; c++) { | |
1883 | vd = rvd->vdev_child[c]; | |
1884 | print_vdev_metaslab_header(vd); | |
34dc7c2f | 1885 | |
a1d477c2 MA |
1886 | print_vdev_indirect(vd); |
1887 | ||
34dc7c2f BB |
1888 | for (m = 0; m < vd->vdev_ms_count; m++) |
1889 | dump_metaslab(vd->vdev_ms[m]); | |
1890 | (void) printf("\n"); | |
1891 | } | |
1892 | } | |
1893 | ||
93e28d66 SD |
1894 | static void |
1895 | dump_log_spacemaps(spa_t *spa) | |
1896 | { | |
bac15c11 SD |
1897 | if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) |
1898 | return; | |
1899 | ||
93e28d66 SD |
1900 | (void) printf("\nLog Space Maps in Pool:\n"); |
1901 | for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); | |
1902 | sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) { | |
1903 | space_map_t *sm = NULL; | |
1904 | VERIFY0(space_map_open(&sm, spa_meta_objset(spa), | |
1905 | sls->sls_sm_obj, 0, UINT64_MAX, SPA_MINBLOCKSHIFT)); | |
1906 | ||
1907 | (void) printf("Log Spacemap object %llu txg %llu\n", | |
1908 | (u_longlong_t)sls->sls_sm_obj, (u_longlong_t)sls->sls_txg); | |
1909 | dump_spacemap(spa->spa_meta_objset, sm); | |
1910 | space_map_close(sm); | |
1911 | } | |
1912 | (void) printf("\n"); | |
1913 | } | |
1914 | ||
428870ff BB |
1915 | static void |
1916 | dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) | |
1917 | { | |
1918 | const ddt_phys_t *ddp = dde->dde_phys; | |
1919 | const ddt_key_t *ddk = &dde->dde_key; | |
867959b5 | 1920 | const char *types[4] = { "ditto", "single", "double", "triple" }; |
428870ff BB |
1921 | char blkbuf[BP_SPRINTF_LEN]; |
1922 | blkptr_t blk; | |
d6320ddb | 1923 | int p; |
428870ff | 1924 | |
d6320ddb | 1925 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
1926 | if (ddp->ddp_phys_birth == 0) |
1927 | continue; | |
1928 | ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); | |
b0bc7a84 | 1929 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); |
428870ff BB |
1930 | (void) printf("index %llx refcnt %llu %s %s\n", |
1931 | (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, | |
1932 | types[p], blkbuf); | |
1933 | } | |
1934 | } | |
1935 | ||
1936 | static void | |
1937 | dump_dedup_ratio(const ddt_stat_t *dds) | |
1938 | { | |
1939 | double rL, rP, rD, D, dedup, compress, copies; | |
1940 | ||
1941 | if (dds->dds_blocks == 0) | |
1942 | return; | |
1943 | ||
1944 | rL = (double)dds->dds_ref_lsize; | |
1945 | rP = (double)dds->dds_ref_psize; | |
1946 | rD = (double)dds->dds_ref_dsize; | |
1947 | D = (double)dds->dds_dsize; | |
1948 | ||
1949 | dedup = rD / D; | |
1950 | compress = rL / rP; | |
1951 | copies = rD / rP; | |
1952 | ||
1953 | (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " | |
1954 | "dedup * compress / copies = %.2f\n\n", | |
1955 | dedup, compress, copies, dedup * compress / copies); | |
1956 | } | |
1957 | ||
1958 | static void | |
1959 | dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) | |
1960 | { | |
1961 | char name[DDT_NAMELEN]; | |
1962 | ddt_entry_t dde; | |
1963 | uint64_t walk = 0; | |
1964 | dmu_object_info_t doi; | |
1965 | uint64_t count, dspace, mspace; | |
1966 | int error; | |
1967 | ||
1968 | error = ddt_object_info(ddt, type, class, &doi); | |
1969 | ||
1970 | if (error == ENOENT) | |
1971 | return; | |
1972 | ASSERT(error == 0); | |
1973 | ||
e8fd45a0 BB |
1974 | error = ddt_object_count(ddt, type, class, &count); |
1975 | ASSERT(error == 0); | |
1976 | if (count == 0) | |
572e2857 BB |
1977 | return; |
1978 | ||
428870ff BB |
1979 | dspace = doi.doi_physical_blocks_512 << 9; |
1980 | mspace = doi.doi_fill_count * doi.doi_data_block_size; | |
1981 | ||
428870ff BB |
1982 | ddt_object_name(ddt, type, class, name); |
1983 | ||
1984 | (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", | |
1985 | name, | |
1986 | (u_longlong_t)count, | |
1987 | (u_longlong_t)(dspace / count), | |
1988 | (u_longlong_t)(mspace / count)); | |
1989 | ||
1990 | if (dump_opt['D'] < 3) | |
1991 | return; | |
1992 | ||
1993 | zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); | |
1994 | ||
1995 | if (dump_opt['D'] < 4) | |
1996 | return; | |
1997 | ||
1998 | if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) | |
1999 | return; | |
2000 | ||
2001 | (void) printf("%s contents:\n\n", name); | |
2002 | ||
2003 | while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) | |
2004 | dump_dde(ddt, &dde, walk); | |
2005 | ||
4d044c4c | 2006 | ASSERT3U(error, ==, ENOENT); |
428870ff BB |
2007 | |
2008 | (void) printf("\n"); | |
2009 | } | |
2010 | ||
2011 | static void | |
2012 | dump_all_ddts(spa_t *spa) | |
2013 | { | |
d6320ddb BB |
2014 | ddt_histogram_t ddh_total; |
2015 | ddt_stat_t dds_total; | |
428870ff | 2016 | |
867959b5 BB |
2017 | bzero(&ddh_total, sizeof (ddh_total)); |
2018 | bzero(&dds_total, sizeof (dds_total)); | |
d6320ddb | 2019 | |
867959b5 | 2020 | for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { |
428870ff | 2021 | ddt_t *ddt = spa->spa_ddt[c]; |
867959b5 BB |
2022 | for (enum ddt_type type = 0; type < DDT_TYPES; type++) { |
2023 | for (enum ddt_class class = 0; class < DDT_CLASSES; | |
428870ff BB |
2024 | class++) { |
2025 | dump_ddt(ddt, type, class); | |
2026 | } | |
2027 | } | |
2028 | } | |
2029 | ||
2030 | ddt_get_dedup_stats(spa, &dds_total); | |
2031 | ||
2032 | if (dds_total.dds_blocks == 0) { | |
2033 | (void) printf("All DDTs are empty\n"); | |
2034 | return; | |
2035 | } | |
2036 | ||
2037 | (void) printf("\n"); | |
2038 | ||
2039 | if (dump_opt['D'] > 1) { | |
2040 | (void) printf("DDT histogram (aggregated over all DDTs):\n"); | |
2041 | ddt_get_dedup_histogram(spa, &ddh_total); | |
2042 | zpool_dump_ddt(&dds_total, &ddh_total); | |
2043 | } | |
2044 | ||
2045 | dump_dedup_ratio(&dds_total); | |
2046 | } | |
2047 | ||
fb5f0bc8 | 2048 | static void |
93cf2076 | 2049 | dump_dtl_seg(void *arg, uint64_t start, uint64_t size) |
fb5f0bc8 | 2050 | { |
93cf2076 | 2051 | char *prefix = arg; |
fb5f0bc8 BB |
2052 | |
2053 | (void) printf("%s [%llu,%llu) length %llu\n", | |
2054 | prefix, | |
2055 | (u_longlong_t)start, | |
2056 | (u_longlong_t)(start + size), | |
2057 | (u_longlong_t)(size)); | |
2058 | } | |
2059 | ||
34dc7c2f BB |
2060 | static void |
2061 | dump_dtl(vdev_t *vd, int indent) | |
2062 | { | |
fb5f0bc8 BB |
2063 | spa_t *spa = vd->vdev_spa; |
2064 | boolean_t required; | |
867959b5 BB |
2065 | const char *name[DTL_TYPES] = { "missing", "partial", "scrub", |
2066 | "outage" }; | |
fb5f0bc8 BB |
2067 | char prefix[256]; |
2068 | ||
428870ff | 2069 | spa_vdev_state_enter(spa, SCL_NONE); |
fb5f0bc8 BB |
2070 | required = vdev_dtl_required(vd); |
2071 | (void) spa_vdev_state_exit(spa, NULL, 0); | |
34dc7c2f BB |
2072 | |
2073 | if (indent == 0) | |
2074 | (void) printf("\nDirty time logs:\n\n"); | |
2075 | ||
fb5f0bc8 | 2076 | (void) printf("\t%*s%s [%s]\n", indent, "", |
b128c09f | 2077 | vd->vdev_path ? vd->vdev_path : |
fb5f0bc8 BB |
2078 | vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), |
2079 | required ? "DTL-required" : "DTL-expendable"); | |
34dc7c2f | 2080 | |
867959b5 | 2081 | for (int t = 0; t < DTL_TYPES; t++) { |
93cf2076 GW |
2082 | range_tree_t *rt = vd->vdev_dtl[t]; |
2083 | if (range_tree_space(rt) == 0) | |
fb5f0bc8 BB |
2084 | continue; |
2085 | (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", | |
2086 | indent + 2, "", name[t]); | |
93cf2076 | 2087 | range_tree_walk(rt, dump_dtl_seg, prefix); |
fb5f0bc8 BB |
2088 | if (dump_opt['d'] > 5 && vd->vdev_children == 0) |
2089 | dump_spacemap(spa->spa_meta_objset, | |
93cf2076 | 2090 | vd->vdev_dtl_sm); |
34dc7c2f BB |
2091 | } |
2092 | ||
867959b5 | 2093 | for (unsigned c = 0; c < vd->vdev_children; c++) |
34dc7c2f BB |
2094 | dump_dtl(vd->vdev_child[c], indent + 4); |
2095 | } | |
2096 | ||
428870ff BB |
2097 | static void |
2098 | dump_history(spa_t *spa) | |
2099 | { | |
2100 | nvlist_t **events = NULL; | |
017da6f0 | 2101 | char *buf; |
428870ff BB |
2102 | uint64_t resid, len, off = 0; |
2103 | uint_t num = 0; | |
2104 | int error; | |
428870ff | 2105 | char tbuf[30]; |
428870ff | 2106 | |
017da6f0 DB |
2107 | if ((buf = malloc(SPA_OLD_MAXBLOCKSIZE)) == NULL) { |
2108 | (void) fprintf(stderr, "%s: unable to allocate I/O buffer\n", | |
2109 | __func__); | |
2110 | return; | |
2111 | } | |
2112 | ||
428870ff | 2113 | do { |
017da6f0 | 2114 | len = SPA_OLD_MAXBLOCKSIZE; |
428870ff BB |
2115 | |
2116 | if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { | |
2117 | (void) fprintf(stderr, "Unable to read history: " | |
2118 | "error %d\n", error); | |
017da6f0 | 2119 | free(buf); |
428870ff BB |
2120 | return; |
2121 | } | |
2122 | ||
2123 | if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) | |
2124 | break; | |
2125 | ||
2126 | off -= resid; | |
2127 | } while (len != 0); | |
2128 | ||
2129 | (void) printf("\nHistory:\n"); | |
867959b5 | 2130 | for (unsigned i = 0; i < num; i++) { |
6f1ffb06 | 2131 | boolean_t printed = B_FALSE; |
428870ff | 2132 | |
17b83525 TS |
2133 | if (nvlist_exists(events[i], ZPOOL_HIST_TIME)) { |
2134 | time_t tsec; | |
2135 | struct tm t; | |
2136 | ||
2137 | tsec = fnvlist_lookup_uint64(events[i], | |
2138 | ZPOOL_HIST_TIME); | |
2139 | (void) localtime_r(&tsec, &t); | |
2140 | (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); | |
2141 | } else { | |
2142 | tbuf[0] = '\0'; | |
2143 | } | |
2144 | ||
2145 | if (nvlist_exists(events[i], ZPOOL_HIST_CMD)) { | |
2146 | (void) printf("%s %s\n", tbuf, | |
2147 | fnvlist_lookup_string(events[i], ZPOOL_HIST_CMD)); | |
2148 | } else if (nvlist_exists(events[i], ZPOOL_HIST_INT_EVENT)) { | |
2149 | uint64_t ievent; | |
2150 | ||
2151 | ievent = fnvlist_lookup_uint64(events[i], | |
2152 | ZPOOL_HIST_INT_EVENT); | |
6f1ffb06 MA |
2153 | if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) |
2154 | goto next; | |
428870ff | 2155 | |
17b83525 TS |
2156 | (void) printf(" %s [internal %s txg:%ju] %s\n", |
2157 | tbuf, | |
b8864a23 | 2158 | zfs_history_event_names[ievent], |
17b83525 TS |
2159 | fnvlist_lookup_uint64(events[i], |
2160 | ZPOOL_HIST_TXG), | |
2161 | fnvlist_lookup_string(events[i], | |
2162 | ZPOOL_HIST_INT_STR)); | |
2163 | } else if (nvlist_exists(events[i], ZPOOL_HIST_INT_NAME)) { | |
2164 | (void) printf("%s [txg:%ju] %s", tbuf, | |
2165 | fnvlist_lookup_uint64(events[i], | |
2166 | ZPOOL_HIST_TXG), | |
2167 | fnvlist_lookup_string(events[i], | |
2168 | ZPOOL_HIST_INT_NAME)); | |
2169 | ||
2170 | if (nvlist_exists(events[i], ZPOOL_HIST_DSNAME)) { | |
1a1302f8 | 2171 | (void) printf(" %s (%llu)", |
17b83525 TS |
2172 | fnvlist_lookup_string(events[i], |
2173 | ZPOOL_HIST_DSNAME), | |
2174 | (u_longlong_t)fnvlist_lookup_uint64( | |
2175 | events[i], | |
2176 | ZPOOL_HIST_DSID)); | |
2177 | } | |
2178 | ||
2179 | (void) printf(" %s\n", fnvlist_lookup_string(events[i], | |
2180 | ZPOOL_HIST_INT_STR)); | |
2181 | } else if (nvlist_exists(events[i], ZPOOL_HIST_IOCTL)) { | |
2182 | (void) printf("%s ioctl %s\n", tbuf, | |
2183 | fnvlist_lookup_string(events[i], | |
2184 | ZPOOL_HIST_IOCTL)); | |
2185 | ||
2186 | if (nvlist_exists(events[i], ZPOOL_HIST_INPUT_NVL)) { | |
2187 | (void) printf(" input:\n"); | |
2188 | dump_nvlist(fnvlist_lookup_nvlist(events[i], | |
2189 | ZPOOL_HIST_INPUT_NVL), 8); | |
2190 | } | |
2191 | if (nvlist_exists(events[i], ZPOOL_HIST_OUTPUT_NVL)) { | |
2192 | (void) printf(" output:\n"); | |
2193 | dump_nvlist(fnvlist_lookup_nvlist(events[i], | |
2194 | ZPOOL_HIST_OUTPUT_NVL), 8); | |
2195 | } | |
2196 | if (nvlist_exists(events[i], ZPOOL_HIST_ERRNO)) { | |
2197 | (void) printf(" errno: %lld\n", | |
2198 | (longlong_t)fnvlist_lookup_int64(events[i], | |
2199 | ZPOOL_HIST_ERRNO)); | |
2200 | } | |
2201 | } else { | |
2202 | goto next; | |
428870ff | 2203 | } |
6f1ffb06 | 2204 | |
17b83525 | 2205 | printed = B_TRUE; |
6f1ffb06 MA |
2206 | next: |
2207 | if (dump_opt['h'] > 1) { | |
2208 | if (!printed) | |
2209 | (void) printf("unrecognized record:\n"); | |
2210 | dump_nvlist(events[i], 2); | |
2211 | } | |
428870ff | 2212 | } |
017da6f0 | 2213 | free(buf); |
428870ff BB |
2214 | } |
2215 | ||
34dc7c2f BB |
2216 | /*ARGSUSED*/ |
2217 | static void | |
2218 | dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) | |
2219 | { | |
2220 | } | |
2221 | ||
2222 | static uint64_t | |
5dbd68a3 MA |
2223 | blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, |
2224 | const zbookmark_phys_t *zb) | |
34dc7c2f | 2225 | { |
428870ff BB |
2226 | if (dnp == NULL) { |
2227 | ASSERT(zb->zb_level < 0); | |
2228 | if (zb->zb_object == 0) | |
2229 | return (zb->zb_blkid); | |
2230 | return (zb->zb_blkid * BP_GET_LSIZE(bp)); | |
2231 | } | |
2232 | ||
2233 | ASSERT(zb->zb_level >= 0); | |
34dc7c2f | 2234 | |
428870ff BB |
2235 | return ((zb->zb_blkid << |
2236 | (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * | |
34dc7c2f BB |
2237 | dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); |
2238 | } | |
2239 | ||
10b3c7f5 MN |
2240 | static void |
2241 | snprintf_zstd_header(spa_t *spa, char *blkbuf, size_t buflen, | |
2242 | const blkptr_t *bp) | |
2243 | { | |
2244 | abd_t *pabd; | |
2245 | void *buf; | |
2246 | zio_t *zio; | |
2247 | zfs_zstdhdr_t zstd_hdr; | |
2248 | int error; | |
2249 | ||
2250 | if (BP_GET_COMPRESS(bp) != ZIO_COMPRESS_ZSTD) | |
2251 | return; | |
2252 | ||
2253 | if (BP_IS_HOLE(bp)) | |
2254 | return; | |
2255 | ||
2256 | if (BP_IS_EMBEDDED(bp)) { | |
2257 | buf = malloc(SPA_MAXBLOCKSIZE); | |
2258 | if (buf == NULL) { | |
2259 | (void) fprintf(stderr, "out of memory\n"); | |
2260 | exit(1); | |
2261 | } | |
2262 | decode_embedded_bp_compressed(bp, buf); | |
2263 | memcpy(&zstd_hdr, buf, sizeof (zstd_hdr)); | |
2264 | free(buf); | |
2265 | zstd_hdr.c_len = BE_32(zstd_hdr.c_len); | |
2266 | zstd_hdr.raw_version_level = BE_32(zstd_hdr.raw_version_level); | |
2267 | (void) snprintf(blkbuf + strlen(blkbuf), | |
2268 | buflen - strlen(blkbuf), | |
2269 | " ZSTD:size=%u:version=%u:level=%u:EMBEDDED", | |
b1a1c643 RE |
2270 | zstd_hdr.c_len, zfs_get_hdrversion(&zstd_hdr), |
2271 | zfs_get_hdrlevel(&zstd_hdr)); | |
10b3c7f5 MN |
2272 | return; |
2273 | } | |
2274 | ||
2275 | pabd = abd_alloc_for_io(SPA_MAXBLOCKSIZE, B_FALSE); | |
2276 | zio = zio_root(spa, NULL, NULL, 0); | |
2277 | ||
2278 | /* Decrypt but don't decompress so we can read the compression header */ | |
2279 | zio_nowait(zio_read(zio, spa, bp, pabd, BP_GET_PSIZE(bp), NULL, NULL, | |
2280 | ZIO_PRIORITY_SYNC_READ, ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW_COMPRESS, | |
2281 | NULL)); | |
2282 | error = zio_wait(zio); | |
2283 | if (error) { | |
2284 | (void) fprintf(stderr, "read failed: %d\n", error); | |
2285 | return; | |
2286 | } | |
2287 | buf = abd_borrow_buf_copy(pabd, BP_GET_LSIZE(bp)); | |
2288 | memcpy(&zstd_hdr, buf, sizeof (zstd_hdr)); | |
2289 | zstd_hdr.c_len = BE_32(zstd_hdr.c_len); | |
2290 | zstd_hdr.raw_version_level = BE_32(zstd_hdr.raw_version_level); | |
2291 | ||
2292 | (void) snprintf(blkbuf + strlen(blkbuf), | |
2293 | buflen - strlen(blkbuf), | |
2294 | " ZSTD:size=%u:version=%u:level=%u:NORMAL", | |
b1a1c643 RE |
2295 | zstd_hdr.c_len, zfs_get_hdrversion(&zstd_hdr), |
2296 | zfs_get_hdrlevel(&zstd_hdr)); | |
10b3c7f5 MN |
2297 | |
2298 | abd_return_buf_copy(pabd, buf, BP_GET_LSIZE(bp)); | |
2299 | } | |
2300 | ||
34dc7c2f | 2301 | static void |
37f03da8 SH |
2302 | snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp, |
2303 | boolean_t bp_freed) | |
34dc7c2f | 2304 | { |
428870ff BB |
2305 | const dva_t *dva = bp->blk_dva; |
2306 | int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; | |
d6320ddb | 2307 | int i; |
428870ff | 2308 | |
d5869641 | 2309 | if (dump_opt['b'] >= 6) { |
b0bc7a84 | 2310 | snprintf_blkptr(blkbuf, buflen, bp); |
37f03da8 SH |
2311 | if (bp_freed) { |
2312 | (void) snprintf(blkbuf + strlen(blkbuf), | |
2313 | buflen - strlen(blkbuf), " %s", "FREE"); | |
2314 | } | |
428870ff BB |
2315 | return; |
2316 | } | |
34dc7c2f | 2317 | |
9b67f605 MA |
2318 | if (BP_IS_EMBEDDED(bp)) { |
2319 | (void) sprintf(blkbuf, | |
2320 | "EMBEDDED et=%u %llxL/%llxP B=%llu", | |
2321 | (int)BPE_GET_ETYPE(bp), | |
2322 | (u_longlong_t)BPE_GET_LSIZE(bp), | |
2323 | (u_longlong_t)BPE_GET_PSIZE(bp), | |
2324 | (u_longlong_t)bp->blk_birth); | |
2325 | return; | |
2326 | } | |
2327 | ||
34dc7c2f BB |
2328 | blkbuf[0] = '\0'; |
2329 | ||
d6320ddb | 2330 | for (i = 0; i < ndvas; i++) |
b0bc7a84 MG |
2331 | (void) snprintf(blkbuf + strlen(blkbuf), |
2332 | buflen - strlen(blkbuf), "%llu:%llx:%llx ", | |
34dc7c2f BB |
2333 | (u_longlong_t)DVA_GET_VDEV(&dva[i]), |
2334 | (u_longlong_t)DVA_GET_OFFSET(&dva[i]), | |
2335 | (u_longlong_t)DVA_GET_ASIZE(&dva[i])); | |
2336 | ||
b0bc7a84 MG |
2337 | if (BP_IS_HOLE(bp)) { |
2338 | (void) snprintf(blkbuf + strlen(blkbuf), | |
a4069eef PS |
2339 | buflen - strlen(blkbuf), |
2340 | "%llxL B=%llu", | |
2341 | (u_longlong_t)BP_GET_LSIZE(bp), | |
b0bc7a84 MG |
2342 | (u_longlong_t)bp->blk_birth); |
2343 | } else { | |
2344 | (void) snprintf(blkbuf + strlen(blkbuf), | |
2345 | buflen - strlen(blkbuf), | |
2346 | "%llxL/%llxP F=%llu B=%llu/%llu", | |
2347 | (u_longlong_t)BP_GET_LSIZE(bp), | |
2348 | (u_longlong_t)BP_GET_PSIZE(bp), | |
9b67f605 | 2349 | (u_longlong_t)BP_GET_FILL(bp), |
b0bc7a84 MG |
2350 | (u_longlong_t)bp->blk_birth, |
2351 | (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); | |
37f03da8 SH |
2352 | if (bp_freed) |
2353 | (void) snprintf(blkbuf + strlen(blkbuf), | |
2354 | buflen - strlen(blkbuf), " %s", "FREE"); | |
8b3438e5 NB |
2355 | (void) snprintf(blkbuf + strlen(blkbuf), |
2356 | buflen - strlen(blkbuf), " cksum=%llx:%llx:%llx:%llx", | |
2357 | (u_longlong_t)bp->blk_cksum.zc_word[0], | |
2358 | (u_longlong_t)bp->blk_cksum.zc_word[1], | |
2359 | (u_longlong_t)bp->blk_cksum.zc_word[2], | |
2360 | (u_longlong_t)bp->blk_cksum.zc_word[3]); | |
b0bc7a84 | 2361 | } |
34dc7c2f BB |
2362 | } |
2363 | ||
b128c09f | 2364 | static void |
10b3c7f5 | 2365 | print_indirect(spa_t *spa, blkptr_t *bp, const zbookmark_phys_t *zb, |
b128c09f | 2366 | const dnode_phys_t *dnp) |
34dc7c2f | 2367 | { |
b128c09f | 2368 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
2369 | int l; |
2370 | ||
9b67f605 MA |
2371 | if (!BP_IS_EMBEDDED(bp)) { |
2372 | ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); | |
2373 | ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); | |
2374 | } | |
34dc7c2f | 2375 | |
428870ff | 2376 | (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); |
34dc7c2f BB |
2377 | |
2378 | ASSERT(zb->zb_level >= 0); | |
2379 | ||
2380 | for (l = dnp->dn_nlevels - 1; l >= -1; l--) { | |
2381 | if (l == zb->zb_level) { | |
b128c09f | 2382 | (void) printf("L%llx", (u_longlong_t)zb->zb_level); |
34dc7c2f | 2383 | } else { |
b128c09f | 2384 | (void) printf(" "); |
34dc7c2f BB |
2385 | } |
2386 | } | |
2387 | ||
37f03da8 | 2388 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp, B_FALSE); |
10b3c7f5 MN |
2389 | if (dump_opt['Z'] && BP_GET_COMPRESS(bp) == ZIO_COMPRESS_ZSTD) |
2390 | snprintf_zstd_header(spa, blkbuf, sizeof (blkbuf), bp); | |
b128c09f BB |
2391 | (void) printf("%s\n", blkbuf); |
2392 | } | |
2393 | ||
b128c09f BB |
2394 | static int |
2395 | visit_indirect(spa_t *spa, const dnode_phys_t *dnp, | |
5dbd68a3 | 2396 | blkptr_t *bp, const zbookmark_phys_t *zb) |
b128c09f | 2397 | { |
428870ff | 2398 | int err = 0; |
b128c09f BB |
2399 | |
2400 | if (bp->blk_birth == 0) | |
2401 | return (0); | |
2402 | ||
10b3c7f5 | 2403 | print_indirect(spa, bp, zb, dnp); |
b128c09f | 2404 | |
b0bc7a84 | 2405 | if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { |
2a432414 | 2406 | arc_flags_t flags = ARC_FLAG_WAIT; |
b128c09f BB |
2407 | int i; |
2408 | blkptr_t *cbp; | |
2409 | int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; | |
2410 | arc_buf_t *buf; | |
2411 | uint64_t fill = 0; | |
30af21b0 | 2412 | ASSERT(!BP_IS_REDACTED(bp)); |
b128c09f | 2413 | |
294f6806 | 2414 | err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, |
b128c09f BB |
2415 | ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); |
2416 | if (err) | |
2417 | return (err); | |
428870ff | 2418 | ASSERT(buf->b_data); |
b128c09f BB |
2419 | |
2420 | /* recursively visit blocks below this */ | |
2421 | cbp = buf->b_data; | |
2422 | for (i = 0; i < epb; i++, cbp++) { | |
5dbd68a3 | 2423 | zbookmark_phys_t czb; |
b128c09f BB |
2424 | |
2425 | SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, | |
2426 | zb->zb_level - 1, | |
2427 | zb->zb_blkid * epb + i); | |
2428 | err = visit_indirect(spa, dnp, cbp, &czb); | |
2429 | if (err) | |
2430 | break; | |
9b67f605 | 2431 | fill += BP_GET_FILL(cbp); |
b128c09f | 2432 | } |
fb5f0bc8 | 2433 | if (!err) |
9b67f605 | 2434 | ASSERT3U(fill, ==, BP_GET_FILL(bp)); |
d3c2ae1c | 2435 | arc_buf_destroy(buf, &buf); |
34dc7c2f BB |
2436 | } |
2437 | ||
b128c09f | 2438 | return (err); |
34dc7c2f BB |
2439 | } |
2440 | ||
2441 | /*ARGSUSED*/ | |
2442 | static void | |
b128c09f | 2443 | dump_indirect(dnode_t *dn) |
34dc7c2f | 2444 | { |
b128c09f BB |
2445 | dnode_phys_t *dnp = dn->dn_phys; |
2446 | int j; | |
5dbd68a3 | 2447 | zbookmark_phys_t czb; |
34dc7c2f BB |
2448 | |
2449 | (void) printf("Indirect blocks:\n"); | |
2450 | ||
428870ff | 2451 | SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), |
b128c09f BB |
2452 | dn->dn_object, dnp->dn_nlevels - 1, 0); |
2453 | for (j = 0; j < dnp->dn_nblkptr; j++) { | |
2454 | czb.zb_blkid = j; | |
428870ff | 2455 | (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, |
b128c09f BB |
2456 | &dnp->dn_blkptr[j], &czb); |
2457 | } | |
34dc7c2f BB |
2458 | |
2459 | (void) printf("\n"); | |
34dc7c2f BB |
2460 | } |
2461 | ||
2462 | /*ARGSUSED*/ | |
2463 | static void | |
2464 | dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) | |
2465 | { | |
2466 | dsl_dir_phys_t *dd = data; | |
2467 | time_t crtime; | |
428870ff | 2468 | char nice[32]; |
34dc7c2f | 2469 | |
f3c8c9e6 JK |
2470 | /* make sure nicenum has enough space */ |
2471 | CTASSERT(sizeof (nice) >= NN_NUMBUF_SZ); | |
2472 | ||
34dc7c2f BB |
2473 | if (dd == NULL) |
2474 | return; | |
2475 | ||
2476 | ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); | |
2477 | ||
2478 | crtime = dd->dd_creation_time; | |
34dc7c2f BB |
2479 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
2480 | (void) printf("\t\thead_dataset_obj = %llu\n", | |
2481 | (u_longlong_t)dd->dd_head_dataset_obj); | |
2482 | (void) printf("\t\tparent_dir_obj = %llu\n", | |
2483 | (u_longlong_t)dd->dd_parent_obj); | |
2484 | (void) printf("\t\torigin_obj = %llu\n", | |
2485 | (u_longlong_t)dd->dd_origin_obj); | |
2486 | (void) printf("\t\tchild_dir_zapobj = %llu\n", | |
2487 | (u_longlong_t)dd->dd_child_dir_zapobj); | |
f3c8c9e6 | 2488 | zdb_nicenum(dd->dd_used_bytes, nice, sizeof (nice)); |
b128c09f | 2489 | (void) printf("\t\tused_bytes = %s\n", nice); |
f3c8c9e6 | 2490 | zdb_nicenum(dd->dd_compressed_bytes, nice, sizeof (nice)); |
b128c09f | 2491 | (void) printf("\t\tcompressed_bytes = %s\n", nice); |
f3c8c9e6 | 2492 | zdb_nicenum(dd->dd_uncompressed_bytes, nice, sizeof (nice)); |
b128c09f | 2493 | (void) printf("\t\tuncompressed_bytes = %s\n", nice); |
f3c8c9e6 | 2494 | zdb_nicenum(dd->dd_quota, nice, sizeof (nice)); |
b128c09f | 2495 | (void) printf("\t\tquota = %s\n", nice); |
f3c8c9e6 | 2496 | zdb_nicenum(dd->dd_reserved, nice, sizeof (nice)); |
b128c09f | 2497 | (void) printf("\t\treserved = %s\n", nice); |
34dc7c2f BB |
2498 | (void) printf("\t\tprops_zapobj = %llu\n", |
2499 | (u_longlong_t)dd->dd_props_zapobj); | |
2500 | (void) printf("\t\tdeleg_zapobj = %llu\n", | |
2501 | (u_longlong_t)dd->dd_deleg_zapobj); | |
b128c09f BB |
2502 | (void) printf("\t\tflags = %llx\n", |
2503 | (u_longlong_t)dd->dd_flags); | |
2504 | ||
2505 | #define DO(which) \ | |
f3c8c9e6 JK |
2506 | zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice, \ |
2507 | sizeof (nice)); \ | |
b128c09f BB |
2508 | (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) |
2509 | DO(HEAD); | |
2510 | DO(SNAP); | |
2511 | DO(CHILD); | |
2512 | DO(CHILD_RSRV); | |
2513 | DO(REFRSRV); | |
2514 | #undef DO | |
0aa5916a MA |
2515 | (void) printf("\t\tclones = %llu\n", |
2516 | (u_longlong_t)dd->dd_clones); | |
34dc7c2f BB |
2517 | } |
2518 | ||
2519 | /*ARGSUSED*/ | |
2520 | static void | |
2521 | dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) | |
2522 | { | |
2523 | dsl_dataset_phys_t *ds = data; | |
2524 | time_t crtime; | |
428870ff | 2525 | char used[32], compressed[32], uncompressed[32], unique[32]; |
34dc7c2f BB |
2526 | char blkbuf[BP_SPRINTF_LEN]; |
2527 | ||
f3c8c9e6 JK |
2528 | /* make sure nicenum has enough space */ |
2529 | CTASSERT(sizeof (used) >= NN_NUMBUF_SZ); | |
2530 | CTASSERT(sizeof (compressed) >= NN_NUMBUF_SZ); | |
2531 | CTASSERT(sizeof (uncompressed) >= NN_NUMBUF_SZ); | |
2532 | CTASSERT(sizeof (unique) >= NN_NUMBUF_SZ); | |
2533 | ||
34dc7c2f BB |
2534 | if (ds == NULL) |
2535 | return; | |
2536 | ||
2537 | ASSERT(size == sizeof (*ds)); | |
2538 | crtime = ds->ds_creation_time; | |
f3c8c9e6 JK |
2539 | zdb_nicenum(ds->ds_referenced_bytes, used, sizeof (used)); |
2540 | zdb_nicenum(ds->ds_compressed_bytes, compressed, sizeof (compressed)); | |
2541 | zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed, | |
2542 | sizeof (uncompressed)); | |
2543 | zdb_nicenum(ds->ds_unique_bytes, unique, sizeof (unique)); | |
b0bc7a84 | 2544 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); |
34dc7c2f | 2545 | |
b128c09f | 2546 | (void) printf("\t\tdir_obj = %llu\n", |
34dc7c2f BB |
2547 | (u_longlong_t)ds->ds_dir_obj); |
2548 | (void) printf("\t\tprev_snap_obj = %llu\n", | |
2549 | (u_longlong_t)ds->ds_prev_snap_obj); | |
2550 | (void) printf("\t\tprev_snap_txg = %llu\n", | |
2551 | (u_longlong_t)ds->ds_prev_snap_txg); | |
2552 | (void) printf("\t\tnext_snap_obj = %llu\n", | |
2553 | (u_longlong_t)ds->ds_next_snap_obj); | |
2554 | (void) printf("\t\tsnapnames_zapobj = %llu\n", | |
2555 | (u_longlong_t)ds->ds_snapnames_zapobj); | |
2556 | (void) printf("\t\tnum_children = %llu\n", | |
2557 | (u_longlong_t)ds->ds_num_children); | |
45d1cae3 BB |
2558 | (void) printf("\t\tuserrefs_obj = %llu\n", |
2559 | (u_longlong_t)ds->ds_userrefs_obj); | |
34dc7c2f BB |
2560 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
2561 | (void) printf("\t\tcreation_txg = %llu\n", | |
2562 | (u_longlong_t)ds->ds_creation_txg); | |
2563 | (void) printf("\t\tdeadlist_obj = %llu\n", | |
2564 | (u_longlong_t)ds->ds_deadlist_obj); | |
2565 | (void) printf("\t\tused_bytes = %s\n", used); | |
2566 | (void) printf("\t\tcompressed_bytes = %s\n", compressed); | |
2567 | (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); | |
2568 | (void) printf("\t\tunique = %s\n", unique); | |
2569 | (void) printf("\t\tfsid_guid = %llu\n", | |
2570 | (u_longlong_t)ds->ds_fsid_guid); | |
2571 | (void) printf("\t\tguid = %llu\n", | |
2572 | (u_longlong_t)ds->ds_guid); | |
2573 | (void) printf("\t\tflags = %llx\n", | |
2574 | (u_longlong_t)ds->ds_flags); | |
b128c09f BB |
2575 | (void) printf("\t\tnext_clones_obj = %llu\n", |
2576 | (u_longlong_t)ds->ds_next_clones_obj); | |
2577 | (void) printf("\t\tprops_obj = %llu\n", | |
2578 | (u_longlong_t)ds->ds_props_obj); | |
34dc7c2f BB |
2579 | (void) printf("\t\tbp = %s\n", blkbuf); |
2580 | } | |
2581 | ||
9ae529ec CS |
2582 | /* ARGSUSED */ |
2583 | static int | |
2584 | dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
2585 | { | |
2586 | char blkbuf[BP_SPRINTF_LEN]; | |
2587 | ||
2588 | if (bp->blk_birth != 0) { | |
b0bc7a84 | 2589 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
9ae529ec CS |
2590 | (void) printf("\t%s\n", blkbuf); |
2591 | } | |
2592 | return (0); | |
2593 | } | |
2594 | ||
2595 | static void | |
867959b5 | 2596 | dump_bptree(objset_t *os, uint64_t obj, const char *name) |
9ae529ec CS |
2597 | { |
2598 | char bytes[32]; | |
2599 | bptree_phys_t *bt; | |
2600 | dmu_buf_t *db; | |
2601 | ||
f3c8c9e6 JK |
2602 | /* make sure nicenum has enough space */ |
2603 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
2604 | ||
9ae529ec CS |
2605 | if (dump_opt['d'] < 3) |
2606 | return; | |
2607 | ||
2608 | VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); | |
2609 | bt = db->db_data; | |
f3c8c9e6 | 2610 | zdb_nicenum(bt->bt_bytes, bytes, sizeof (bytes)); |
9ae529ec CS |
2611 | (void) printf("\n %s: %llu datasets, %s\n", |
2612 | name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); | |
2613 | dmu_buf_rele(db, FTAG); | |
2614 | ||
2615 | if (dump_opt['d'] < 5) | |
2616 | return; | |
2617 | ||
2618 | (void) printf("\n"); | |
2619 | ||
2620 | (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); | |
2621 | } | |
2622 | ||
428870ff BB |
2623 | /* ARGSUSED */ |
2624 | static int | |
37f03da8 | 2625 | dump_bpobj_cb(void *arg, const blkptr_t *bp, boolean_t bp_freed, dmu_tx_t *tx) |
428870ff BB |
2626 | { |
2627 | char blkbuf[BP_SPRINTF_LEN]; | |
2628 | ||
2629 | ASSERT(bp->blk_birth != 0); | |
37f03da8 | 2630 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp, bp_freed); |
428870ff BB |
2631 | (void) printf("\t%s\n", blkbuf); |
2632 | return (0); | |
2633 | } | |
2634 | ||
34dc7c2f | 2635 | static void |
867959b5 | 2636 | dump_full_bpobj(bpobj_t *bpo, const char *name, int indent) |
34dc7c2f | 2637 | { |
428870ff BB |
2638 | char bytes[32]; |
2639 | char comp[32]; | |
2640 | char uncomp[32]; | |
d1fada1e | 2641 | uint64_t i; |
34dc7c2f | 2642 | |
f3c8c9e6 JK |
2643 | /* make sure nicenum has enough space */ |
2644 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
2645 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
2646 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
2647 | ||
34dc7c2f BB |
2648 | if (dump_opt['d'] < 3) |
2649 | return; | |
2650 | ||
f3c8c9e6 | 2651 | zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes, sizeof (bytes)); |
d1fada1e | 2652 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { |
f3c8c9e6 JK |
2653 | zdb_nicenum(bpo->bpo_phys->bpo_comp, comp, sizeof (comp)); |
2654 | zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp, sizeof (uncomp)); | |
37f03da8 SH |
2655 | if (bpo->bpo_havefreed) { |
2656 | (void) printf(" %*s: object %llu, %llu local " | |
2657 | "blkptrs, %llu freed, %llu subobjs in object %llu, " | |
2658 | "%s (%s/%s comp)\n", | |
2659 | indent * 8, name, | |
2660 | (u_longlong_t)bpo->bpo_object, | |
2661 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
2662 | (u_longlong_t)bpo->bpo_phys->bpo_num_freed, | |
2663 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, | |
2664 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, | |
2665 | bytes, comp, uncomp); | |
2666 | } else { | |
2667 | (void) printf(" %*s: object %llu, %llu local " | |
2668 | "blkptrs, %llu subobjs in object %llu, " | |
2669 | "%s (%s/%s comp)\n", | |
2670 | indent * 8, name, | |
2671 | (u_longlong_t)bpo->bpo_object, | |
2672 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
2673 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, | |
2674 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, | |
2675 | bytes, comp, uncomp); | |
2676 | } | |
d1fada1e MA |
2677 | |
2678 | for (i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
2679 | uint64_t subobj; | |
2680 | bpobj_t subbpo; | |
2681 | int error; | |
2682 | VERIFY0(dmu_read(bpo->bpo_os, | |
2683 | bpo->bpo_phys->bpo_subobjs, | |
2684 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
2685 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
2686 | if (error != 0) { | |
2687 | (void) printf("ERROR %u while trying to open " | |
2688 | "subobj id %llu\n", | |
2689 | error, (u_longlong_t)subobj); | |
2690 | continue; | |
2691 | } | |
252e1a54 | 2692 | dump_full_bpobj(&subbpo, "subobj", indent + 1); |
07434858 | 2693 | bpobj_close(&subbpo); |
d1fada1e | 2694 | } |
34dc7c2f | 2695 | } else { |
37f03da8 SH |
2696 | if (bpo->bpo_havefreed) { |
2697 | (void) printf(" %*s: object %llu, %llu blkptrs, " | |
2698 | "%llu freed, %s\n", | |
2699 | indent * 8, name, | |
2700 | (u_longlong_t)bpo->bpo_object, | |
2701 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
2702 | (u_longlong_t)bpo->bpo_phys->bpo_num_freed, | |
2703 | bytes); | |
2704 | } else { | |
2705 | (void) printf(" %*s: object %llu, %llu blkptrs, " | |
2706 | "%s\n", | |
2707 | indent * 8, name, | |
2708 | (u_longlong_t)bpo->bpo_object, | |
2709 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
2710 | bytes); | |
2711 | } | |
34dc7c2f BB |
2712 | } |
2713 | ||
428870ff | 2714 | if (dump_opt['d'] < 5) |
34dc7c2f | 2715 | return; |
34dc7c2f | 2716 | |
34dc7c2f | 2717 | |
d1fada1e MA |
2718 | if (indent == 0) { |
2719 | (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); | |
2720 | (void) printf("\n"); | |
2721 | } | |
428870ff | 2722 | } |
34dc7c2f | 2723 | |
30af21b0 PD |
2724 | static int |
2725 | dump_bookmark(dsl_pool_t *dp, char *name, boolean_t print_redact, | |
2726 | boolean_t print_list) | |
2727 | { | |
2728 | int err = 0; | |
2729 | zfs_bookmark_phys_t prop; | |
2730 | objset_t *mos = dp->dp_spa->spa_meta_objset; | |
2731 | err = dsl_bookmark_lookup(dp, name, NULL, &prop); | |
2732 | ||
2733 | if (err != 0) { | |
2734 | return (err); | |
2735 | } | |
2736 | ||
2737 | (void) printf("\t#%s: ", strchr(name, '#') + 1); | |
2738 | (void) printf("{guid: %llx creation_txg: %llu creation_time: " | |
2739 | "%llu redaction_obj: %llu}\n", (u_longlong_t)prop.zbm_guid, | |
2740 | (u_longlong_t)prop.zbm_creation_txg, | |
2741 | (u_longlong_t)prop.zbm_creation_time, | |
2742 | (u_longlong_t)prop.zbm_redaction_obj); | |
2743 | ||
2744 | IMPLY(print_list, print_redact); | |
2745 | if (!print_redact || prop.zbm_redaction_obj == 0) | |
2746 | return (0); | |
2747 | ||
2748 | redaction_list_t *rl; | |
2749 | VERIFY0(dsl_redaction_list_hold_obj(dp, | |
2750 | prop.zbm_redaction_obj, FTAG, &rl)); | |
2751 | ||
2752 | redaction_list_phys_t *rlp = rl->rl_phys; | |
2753 | (void) printf("\tRedacted:\n\t\tProgress: "); | |
2754 | if (rlp->rlp_last_object != UINT64_MAX || | |
2755 | rlp->rlp_last_blkid != UINT64_MAX) { | |
2756 | (void) printf("%llu %llu (incomplete)\n", | |
2757 | (u_longlong_t)rlp->rlp_last_object, | |
2758 | (u_longlong_t)rlp->rlp_last_blkid); | |
2759 | } else { | |
2760 | (void) printf("complete\n"); | |
2761 | } | |
2762 | (void) printf("\t\tSnapshots: ["); | |
2763 | for (unsigned int i = 0; i < rlp->rlp_num_snaps; i++) { | |
2764 | if (i > 0) | |
2765 | (void) printf(", "); | |
2766 | (void) printf("%0llu", | |
2767 | (u_longlong_t)rlp->rlp_snaps[i]); | |
2768 | } | |
2769 | (void) printf("]\n\t\tLength: %llu\n", | |
2770 | (u_longlong_t)rlp->rlp_num_entries); | |
2771 | ||
2772 | if (!print_list) { | |
2773 | dsl_redaction_list_rele(rl, FTAG); | |
2774 | return (0); | |
2775 | } | |
2776 | ||
2777 | if (rlp->rlp_num_entries == 0) { | |
2778 | dsl_redaction_list_rele(rl, FTAG); | |
2779 | (void) printf("\t\tRedaction List: []\n\n"); | |
2780 | return (0); | |
2781 | } | |
2782 | ||
2783 | redact_block_phys_t *rbp_buf; | |
2784 | uint64_t size; | |
2785 | dmu_object_info_t doi; | |
2786 | ||
2787 | VERIFY0(dmu_object_info(mos, prop.zbm_redaction_obj, &doi)); | |
2788 | size = doi.doi_max_offset; | |
2789 | rbp_buf = kmem_alloc(size, KM_SLEEP); | |
2790 | ||
2791 | err = dmu_read(mos, prop.zbm_redaction_obj, 0, size, | |
2792 | rbp_buf, 0); | |
2793 | if (err != 0) { | |
2794 | dsl_redaction_list_rele(rl, FTAG); | |
2795 | kmem_free(rbp_buf, size); | |
2796 | return (err); | |
2797 | } | |
2798 | ||
2799 | (void) printf("\t\tRedaction List: [{object: %llx, offset: " | |
2800 | "%llx, blksz: %x, count: %llx}", | |
2801 | (u_longlong_t)rbp_buf[0].rbp_object, | |
2802 | (u_longlong_t)rbp_buf[0].rbp_blkid, | |
2803 | (uint_t)(redact_block_get_size(&rbp_buf[0])), | |
2804 | (u_longlong_t)redact_block_get_count(&rbp_buf[0])); | |
2805 | ||
2806 | for (size_t i = 1; i < rlp->rlp_num_entries; i++) { | |
2807 | (void) printf(",\n\t\t{object: %llx, offset: %llx, " | |
2808 | "blksz: %x, count: %llx}", | |
2809 | (u_longlong_t)rbp_buf[i].rbp_object, | |
2810 | (u_longlong_t)rbp_buf[i].rbp_blkid, | |
2811 | (uint_t)(redact_block_get_size(&rbp_buf[i])), | |
2812 | (u_longlong_t)redact_block_get_count(&rbp_buf[i])); | |
2813 | } | |
2814 | dsl_redaction_list_rele(rl, FTAG); | |
2815 | kmem_free(rbp_buf, size); | |
2816 | (void) printf("]\n\n"); | |
2817 | return (0); | |
2818 | } | |
2819 | ||
2820 | static void | |
2821 | dump_bookmarks(objset_t *os, int verbosity) | |
2822 | { | |
2823 | zap_cursor_t zc; | |
2824 | zap_attribute_t attr; | |
2825 | dsl_dataset_t *ds = dmu_objset_ds(os); | |
2826 | dsl_pool_t *dp = spa_get_dsl(os->os_spa); | |
2827 | objset_t *mos = os->os_spa->spa_meta_objset; | |
2828 | if (verbosity < 4) | |
2829 | return; | |
2830 | dsl_pool_config_enter(dp, FTAG); | |
2831 | ||
2832 | for (zap_cursor_init(&zc, mos, ds->ds_bookmarks_obj); | |
2833 | zap_cursor_retrieve(&zc, &attr) == 0; | |
2834 | zap_cursor_advance(&zc)) { | |
2835 | char osname[ZFS_MAX_DATASET_NAME_LEN]; | |
2836 | char buf[ZFS_MAX_DATASET_NAME_LEN]; | |
2837 | dmu_objset_name(os, osname); | |
5279ae91 | 2838 | VERIFY3S(0, <=, snprintf(buf, sizeof (buf), "%s#%s", osname, |
30af21b0 PD |
2839 | attr.za_name)); |
2840 | (void) dump_bookmark(dp, buf, verbosity >= 5, verbosity >= 6); | |
2841 | } | |
2842 | zap_cursor_fini(&zc); | |
2843 | dsl_pool_config_exit(dp, FTAG); | |
2844 | } | |
2845 | ||
0aa5916a MA |
2846 | static void |
2847 | bpobj_count_refd(bpobj_t *bpo) | |
2848 | { | |
2849 | mos_obj_refd(bpo->bpo_object); | |
2850 | ||
2851 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { | |
2852 | mos_obj_refd(bpo->bpo_phys->bpo_subobjs); | |
2853 | for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
2854 | uint64_t subobj; | |
2855 | bpobj_t subbpo; | |
2856 | int error; | |
2857 | VERIFY0(dmu_read(bpo->bpo_os, | |
2858 | bpo->bpo_phys->bpo_subobjs, | |
2859 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
2860 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
2861 | if (error != 0) { | |
2862 | (void) printf("ERROR %u while trying to open " | |
2863 | "subobj id %llu\n", | |
2864 | error, (u_longlong_t)subobj); | |
2865 | continue; | |
2866 | } | |
2867 | bpobj_count_refd(&subbpo); | |
2868 | bpobj_close(&subbpo); | |
2869 | } | |
2870 | } | |
2871 | } | |
2872 | ||
37f03da8 SH |
2873 | static int |
2874 | dsl_deadlist_entry_count_refd(void *arg, dsl_deadlist_entry_t *dle) | |
2875 | { | |
2876 | spa_t *spa = arg; | |
2877 | uint64_t empty_bpobj = spa->spa_dsl_pool->dp_empty_bpobj; | |
2878 | if (dle->dle_bpobj.bpo_object != empty_bpobj) | |
2879 | bpobj_count_refd(&dle->dle_bpobj); | |
2880 | return (0); | |
2881 | } | |
2882 | ||
2883 | static int | |
2884 | dsl_deadlist_entry_dump(void *arg, dsl_deadlist_entry_t *dle) | |
2885 | { | |
2886 | ASSERT(arg == NULL); | |
2887 | if (dump_opt['d'] >= 5) { | |
2888 | char buf[128]; | |
2889 | (void) snprintf(buf, sizeof (buf), | |
2890 | "mintxg %llu -> obj %llu", | |
2891 | (longlong_t)dle->dle_mintxg, | |
2892 | (longlong_t)dle->dle_bpobj.bpo_object); | |
2893 | ||
2894 | dump_full_bpobj(&dle->dle_bpobj, buf, 0); | |
2895 | } else { | |
2896 | (void) printf("mintxg %llu -> obj %llu\n", | |
2897 | (longlong_t)dle->dle_mintxg, | |
2898 | (longlong_t)dle->dle_bpobj.bpo_object); | |
2899 | } | |
2900 | return (0); | |
2901 | } | |
2902 | ||
428870ff | 2903 | static void |
37f03da8 | 2904 | dump_blkptr_list(dsl_deadlist_t *dl, char *name) |
428870ff | 2905 | { |
428870ff BB |
2906 | char bytes[32]; |
2907 | char comp[32]; | |
2908 | char uncomp[32]; | |
37f03da8 SH |
2909 | char entries[32]; |
2910 | spa_t *spa = dmu_objset_spa(dl->dl_os); | |
2911 | uint64_t empty_bpobj = spa->spa_dsl_pool->dp_empty_bpobj; | |
0aa5916a MA |
2912 | |
2913 | if (dl->dl_oldfmt) { | |
2914 | if (dl->dl_bpobj.bpo_object != empty_bpobj) | |
2915 | bpobj_count_refd(&dl->dl_bpobj); | |
2916 | } else { | |
2917 | mos_obj_refd(dl->dl_object); | |
37f03da8 | 2918 | dsl_deadlist_iterate(dl, dsl_deadlist_entry_count_refd, spa); |
0aa5916a | 2919 | } |
428870ff | 2920 | |
f3c8c9e6 JK |
2921 | /* make sure nicenum has enough space */ |
2922 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
2923 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
2924 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
37f03da8 | 2925 | CTASSERT(sizeof (entries) >= NN_NUMBUF_SZ); |
f3c8c9e6 | 2926 | |
428870ff BB |
2927 | if (dump_opt['d'] < 3) |
2928 | return; | |
34dc7c2f | 2929 | |
acf58e70 | 2930 | if (dl->dl_oldfmt) { |
252e1a54 | 2931 | dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); |
acf58e70 MA |
2932 | return; |
2933 | } | |
2934 | ||
f3c8c9e6 JK |
2935 | zdb_nicenum(dl->dl_phys->dl_used, bytes, sizeof (bytes)); |
2936 | zdb_nicenum(dl->dl_phys->dl_comp, comp, sizeof (comp)); | |
2937 | zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp, sizeof (uncomp)); | |
37f03da8 SH |
2938 | zdb_nicenum(avl_numnodes(&dl->dl_tree), entries, sizeof (entries)); |
2939 | (void) printf("\n %s: %s (%s/%s comp), %s entries\n", | |
2940 | name, bytes, comp, uncomp, entries); | |
428870ff BB |
2941 | |
2942 | if (dump_opt['d'] < 4) | |
2943 | return; | |
2944 | ||
2945 | (void) printf("\n"); | |
2946 | ||
37f03da8 SH |
2947 | dsl_deadlist_iterate(dl, dsl_deadlist_entry_dump, NULL); |
2948 | } | |
428870ff | 2949 | |
37f03da8 SH |
2950 | static int |
2951 | verify_dd_livelist(objset_t *os) | |
2952 | { | |
2953 | uint64_t ll_used, used, ll_comp, comp, ll_uncomp, uncomp; | |
2954 | dsl_pool_t *dp = spa_get_dsl(os->os_spa); | |
2955 | dsl_dir_t *dd = os->os_dsl_dataset->ds_dir; | |
2956 | ||
2957 | ASSERT(!dmu_objset_is_snapshot(os)); | |
2958 | if (!dsl_deadlist_is_open(&dd->dd_livelist)) | |
2959 | return (0); | |
6774931d MA |
2960 | |
2961 | /* Iterate through the livelist to check for duplicates */ | |
2962 | dsl_deadlist_iterate(&dd->dd_livelist, sublivelist_verify_lightweight, | |
2963 | NULL); | |
2964 | ||
37f03da8 SH |
2965 | dsl_pool_config_enter(dp, FTAG); |
2966 | dsl_deadlist_space(&dd->dd_livelist, &ll_used, | |
2967 | &ll_comp, &ll_uncomp); | |
2968 | ||
2969 | dsl_dataset_t *origin_ds; | |
2970 | ASSERT(dsl_pool_config_held(dp)); | |
2971 | VERIFY0(dsl_dataset_hold_obj(dp, | |
2972 | dsl_dir_phys(dd)->dd_origin_obj, FTAG, &origin_ds)); | |
2973 | VERIFY0(dsl_dataset_space_written(origin_ds, os->os_dsl_dataset, | |
2974 | &used, &comp, &uncomp)); | |
2975 | dsl_dataset_rele(origin_ds, FTAG); | |
2976 | dsl_pool_config_exit(dp, FTAG); | |
2977 | /* | |
2978 | * It's possible that the dataset's uncomp space is larger than the | |
2979 | * livelist's because livelists do not track embedded block pointers | |
2980 | */ | |
2981 | if (used != ll_used || comp != ll_comp || uncomp < ll_uncomp) { | |
2982 | char nice_used[32], nice_comp[32], nice_uncomp[32]; | |
2983 | (void) printf("Discrepancy in space accounting:\n"); | |
2984 | zdb_nicenum(used, nice_used, sizeof (nice_used)); | |
2985 | zdb_nicenum(comp, nice_comp, sizeof (nice_comp)); | |
2986 | zdb_nicenum(uncomp, nice_uncomp, sizeof (nice_uncomp)); | |
2987 | (void) printf("dir: used %s, comp %s, uncomp %s\n", | |
2988 | nice_used, nice_comp, nice_uncomp); | |
2989 | zdb_nicenum(ll_used, nice_used, sizeof (nice_used)); | |
2990 | zdb_nicenum(ll_comp, nice_comp, sizeof (nice_comp)); | |
2991 | zdb_nicenum(ll_uncomp, nice_uncomp, sizeof (nice_uncomp)); | |
2992 | (void) printf("livelist: used %s, comp %s, uncomp %s\n", | |
2993 | nice_used, nice_comp, nice_uncomp); | |
2994 | return (1); | |
428870ff | 2995 | } |
37f03da8 | 2996 | return (0); |
34dc7c2f BB |
2997 | } |
2998 | ||
2999 | static avl_tree_t idx_tree; | |
3000 | static avl_tree_t domain_tree; | |
3001 | static boolean_t fuid_table_loaded; | |
a44e7faa BB |
3002 | static objset_t *sa_os = NULL; |
3003 | static sa_attr_type_t *sa_attr_table = NULL; | |
3004 | ||
3005 | static int | |
30af21b0 | 3006 | open_objset(const char *path, void *tag, objset_t **osp) |
a44e7faa BB |
3007 | { |
3008 | int err; | |
3009 | uint64_t sa_attrs = 0; | |
3010 | uint64_t version = 0; | |
3011 | ||
3012 | VERIFY3P(sa_os, ==, NULL); | |
30af21b0 PD |
3013 | /* |
3014 | * We can't own an objset if it's redacted. Therefore, we do this | |
3015 | * dance: hold the objset, then acquire a long hold on its dataset, then | |
3016 | * release the pool (which is held as part of holding the objset). | |
3017 | */ | |
3018 | err = dmu_objset_hold(path, tag, osp); | |
a44e7faa | 3019 | if (err != 0) { |
30af21b0 PD |
3020 | (void) fprintf(stderr, "failed to hold dataset '%s': %s\n", |
3021 | path, strerror(err)); | |
a44e7faa BB |
3022 | return (err); |
3023 | } | |
30af21b0 PD |
3024 | dsl_dataset_long_hold(dmu_objset_ds(*osp), tag); |
3025 | dsl_pool_rele(dmu_objset_pool(*osp), tag); | |
a44e7faa | 3026 | |
b5256303 | 3027 | if (dmu_objset_type(*osp) == DMU_OST_ZFS && !(*osp)->os_encrypted) { |
a44e7faa BB |
3028 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, |
3029 | 8, 1, &version); | |
3030 | if (version >= ZPL_VERSION_SA) { | |
3031 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, | |
3032 | 8, 1, &sa_attrs); | |
3033 | } | |
3034 | err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, | |
3035 | &sa_attr_table); | |
3036 | if (err != 0) { | |
3037 | (void) fprintf(stderr, "sa_setup failed: %s\n", | |
3038 | strerror(err)); | |
30af21b0 PD |
3039 | dsl_dataset_long_rele(dmu_objset_ds(*osp), tag); |
3040 | dsl_dataset_rele(dmu_objset_ds(*osp), tag); | |
a44e7faa BB |
3041 | *osp = NULL; |
3042 | } | |
3043 | } | |
3044 | sa_os = *osp; | |
3045 | ||
3046 | return (0); | |
3047 | } | |
3048 | ||
3049 | static void | |
3050 | close_objset(objset_t *os, void *tag) | |
3051 | { | |
3052 | VERIFY3P(os, ==, sa_os); | |
3053 | if (os->os_sa != NULL) | |
3054 | sa_tear_down(os); | |
30af21b0 PD |
3055 | dsl_dataset_long_rele(dmu_objset_ds(os), tag); |
3056 | dsl_dataset_rele(dmu_objset_ds(os), tag); | |
a44e7faa BB |
3057 | sa_attr_table = NULL; |
3058 | sa_os = NULL; | |
3059 | } | |
34dc7c2f BB |
3060 | |
3061 | static void | |
0bc8fd78 | 3062 | fuid_table_destroy(void) |
34dc7c2f BB |
3063 | { |
3064 | if (fuid_table_loaded) { | |
3065 | zfs_fuid_table_destroy(&idx_tree, &domain_tree); | |
3066 | fuid_table_loaded = B_FALSE; | |
3067 | } | |
3068 | } | |
3069 | ||
3070 | /* | |
3071 | * print uid or gid information. | |
3072 | * For normal POSIX id just the id is printed in decimal format. | |
3073 | * For CIFS files with FUID the fuid is printed in hex followed by | |
d1fada1e | 3074 | * the domain-rid string. |
34dc7c2f BB |
3075 | */ |
3076 | static void | |
3077 | print_idstr(uint64_t id, const char *id_type) | |
3078 | { | |
3079 | if (FUID_INDEX(id)) { | |
3080 | char *domain; | |
3081 | ||
3082 | domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); | |
3083 | (void) printf("\t%s %llx [%s-%d]\n", id_type, | |
3084 | (u_longlong_t)id, domain, (int)FUID_RID(id)); | |
3085 | } else { | |
3086 | (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); | |
3087 | } | |
3088 | ||
3089 | } | |
3090 | ||
3091 | static void | |
428870ff | 3092 | dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) |
34dc7c2f BB |
3093 | { |
3094 | uint32_t uid_idx, gid_idx; | |
3095 | ||
428870ff BB |
3096 | uid_idx = FUID_INDEX(uid); |
3097 | gid_idx = FUID_INDEX(gid); | |
34dc7c2f BB |
3098 | |
3099 | /* Load domain table, if not already loaded */ | |
3100 | if (!fuid_table_loaded && (uid_idx || gid_idx)) { | |
3101 | uint64_t fuid_obj; | |
3102 | ||
3103 | /* first find the fuid object. It lives in the master node */ | |
3104 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, | |
3105 | 8, 1, &fuid_obj) == 0); | |
9babb374 | 3106 | zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); |
34dc7c2f BB |
3107 | (void) zfs_fuid_table_load(os, fuid_obj, |
3108 | &idx_tree, &domain_tree); | |
3109 | fuid_table_loaded = B_TRUE; | |
3110 | } | |
3111 | ||
428870ff BB |
3112 | print_idstr(uid, "uid"); |
3113 | print_idstr(gid, "gid"); | |
34dc7c2f BB |
3114 | } |
3115 | ||
50210587 TC |
3116 | static void |
3117 | dump_znode_sa_xattr(sa_handle_t *hdl) | |
3118 | { | |
3119 | nvlist_t *sa_xattr; | |
3120 | nvpair_t *elem = NULL; | |
3121 | int sa_xattr_size = 0; | |
3122 | int sa_xattr_entries = 0; | |
3123 | int error; | |
3124 | char *sa_xattr_packed; | |
3125 | ||
3126 | error = sa_size(hdl, sa_attr_table[ZPL_DXATTR], &sa_xattr_size); | |
3127 | if (error || sa_xattr_size == 0) | |
3128 | return; | |
3129 | ||
3130 | sa_xattr_packed = malloc(sa_xattr_size); | |
3131 | if (sa_xattr_packed == NULL) | |
3132 | return; | |
3133 | ||
3134 | error = sa_lookup(hdl, sa_attr_table[ZPL_DXATTR], | |
3135 | sa_xattr_packed, sa_xattr_size); | |
3136 | if (error) { | |
3137 | free(sa_xattr_packed); | |
3138 | return; | |
3139 | } | |
3140 | ||
3141 | error = nvlist_unpack(sa_xattr_packed, sa_xattr_size, &sa_xattr, 0); | |
3142 | if (error) { | |
3143 | free(sa_xattr_packed); | |
3144 | return; | |
3145 | } | |
3146 | ||
3147 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) | |
3148 | sa_xattr_entries++; | |
3149 | ||
3150 | (void) printf("\tSA xattrs: %d bytes, %d entries\n\n", | |
3151 | sa_xattr_size, sa_xattr_entries); | |
3152 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) { | |
3153 | uchar_t *value; | |
3154 | uint_t cnt, idx; | |
3155 | ||
3156 | (void) printf("\t\t%s = ", nvpair_name(elem)); | |
3157 | nvpair_value_byte_array(elem, &value, &cnt); | |
d1d7e268 | 3158 | for (idx = 0; idx < cnt; ++idx) { |
50210587 TC |
3159 | if (isprint(value[idx])) |
3160 | (void) putchar(value[idx]); | |
3161 | else | |
3162 | (void) printf("\\%3.3o", value[idx]); | |
3163 | } | |
3164 | (void) putchar('\n'); | |
3165 | } | |
3166 | ||
3167 | nvlist_free(sa_xattr); | |
3168 | free(sa_xattr_packed); | |
3169 | } | |
3170 | ||
12f7b90c JK |
3171 | static void |
3172 | dump_znode_symlink(sa_handle_t *hdl) | |
3173 | { | |
3174 | int sa_symlink_size = 0; | |
3175 | char linktarget[MAXPATHLEN]; | |
3176 | linktarget[0] = '\0'; | |
3177 | int error; | |
3178 | ||
3179 | error = sa_size(hdl, sa_attr_table[ZPL_SYMLINK], &sa_symlink_size); | |
3180 | if (error || sa_symlink_size == 0) { | |
3181 | return; | |
3182 | } | |
3183 | if (sa_lookup(hdl, sa_attr_table[ZPL_SYMLINK], | |
3184 | &linktarget, sa_symlink_size) == 0) | |
3185 | (void) printf("\ttarget %s\n", linktarget); | |
3186 | } | |
3187 | ||
34dc7c2f BB |
3188 | /*ARGSUSED*/ |
3189 | static void | |
3190 | dump_znode(objset_t *os, uint64_t object, void *data, size_t size) | |
3191 | { | |
34dc7c2f | 3192 | char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ |
428870ff BB |
3193 | sa_handle_t *hdl; |
3194 | uint64_t xattr, rdev, gen; | |
3195 | uint64_t uid, gid, mode, fsize, parent, links; | |
3196 | uint64_t pflags; | |
3197 | uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; | |
3198 | time_t z_crtime, z_atime, z_mtime, z_ctime; | |
3199 | sa_bulk_attr_t bulk[12]; | |
3200 | int idx = 0; | |
34dc7c2f BB |
3201 | int error; |
3202 | ||
a44e7faa | 3203 | VERIFY3P(os, ==, sa_os); |
428870ff BB |
3204 | if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { |
3205 | (void) printf("Failed to get handle for SA znode\n"); | |
3206 | return; | |
3207 | } | |
3208 | ||
3209 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); | |
3210 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); | |
3211 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, | |
3212 | &links, 8); | |
3213 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); | |
3214 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, | |
3215 | &mode, 8); | |
3216 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], | |
3217 | NULL, &parent, 8); | |
3218 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, | |
3219 | &fsize, 8); | |
3220 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, | |
3221 | acctm, 16); | |
3222 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, | |
3223 | modtm, 16); | |
3224 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, | |
3225 | crtm, 16); | |
3226 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, | |
3227 | chgtm, 16); | |
3228 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, | |
3229 | &pflags, 8); | |
3230 | ||
3231 | if (sa_bulk_lookup(hdl, bulk, idx)) { | |
3232 | (void) sa_handle_destroy(hdl); | |
3233 | return; | |
3234 | } | |
34dc7c2f | 3235 | |
428870ff BB |
3236 | z_crtime = (time_t)crtm[0]; |
3237 | z_atime = (time_t)acctm[0]; | |
3238 | z_mtime = (time_t)modtm[0]; | |
3239 | z_ctime = (time_t)chgtm[0]; | |
34dc7c2f | 3240 | |
a5c3a1ef AS |
3241 | if (dump_opt['d'] > 4) { |
3242 | error = zfs_obj_to_path(os, object, path, sizeof (path)); | |
64c1dcef PD |
3243 | if (error == ESTALE) { |
3244 | (void) snprintf(path, sizeof (path), "on delete queue"); | |
3245 | } else if (error != 0) { | |
3246 | leaked_objects++; | |
a5c3a1ef | 3247 | (void) snprintf(path, sizeof (path), |
64c1dcef | 3248 | "path not found, possibly leaked"); |
a5c3a1ef AS |
3249 | } |
3250 | (void) printf("\tpath %s\n", path); | |
3251 | } | |
12f7b90c JK |
3252 | |
3253 | if (S_ISLNK(mode)) | |
3254 | dump_znode_symlink(hdl); | |
428870ff | 3255 | dump_uidgid(os, uid, gid); |
34dc7c2f BB |
3256 | (void) printf("\tatime %s", ctime(&z_atime)); |
3257 | (void) printf("\tmtime %s", ctime(&z_mtime)); | |
3258 | (void) printf("\tctime %s", ctime(&z_ctime)); | |
3259 | (void) printf("\tcrtime %s", ctime(&z_crtime)); | |
428870ff BB |
3260 | (void) printf("\tgen %llu\n", (u_longlong_t)gen); |
3261 | (void) printf("\tmode %llo\n", (u_longlong_t)mode); | |
3262 | (void) printf("\tsize %llu\n", (u_longlong_t)fsize); | |
3263 | (void) printf("\tparent %llu\n", (u_longlong_t)parent); | |
3264 | (void) printf("\tlinks %llu\n", (u_longlong_t)links); | |
3265 | (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); | |
9c5167d1 NF |
3266 | if (dmu_objset_projectquota_enabled(os) && (pflags & ZFS_PROJID)) { |
3267 | uint64_t projid; | |
3268 | ||
3269 | if (sa_lookup(hdl, sa_attr_table[ZPL_PROJID], &projid, | |
3270 | sizeof (uint64_t)) == 0) | |
3271 | (void) printf("\tprojid %llu\n", (u_longlong_t)projid); | |
3272 | } | |
428870ff BB |
3273 | if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, |
3274 | sizeof (uint64_t)) == 0) | |
3275 | (void) printf("\txattr %llu\n", (u_longlong_t)xattr); | |
3276 | if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, | |
3277 | sizeof (uint64_t)) == 0) | |
3278 | (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); | |
50210587 | 3279 | dump_znode_sa_xattr(hdl); |
428870ff | 3280 | sa_handle_destroy(hdl); |
34dc7c2f BB |
3281 | } |
3282 | ||
3283 | /*ARGSUSED*/ | |
3284 | static void | |
3285 | dump_acl(objset_t *os, uint64_t object, void *data, size_t size) | |
3286 | { | |
3287 | } | |
3288 | ||
3289 | /*ARGSUSED*/ | |
3290 | static void | |
3291 | dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) | |
3292 | { | |
3293 | } | |
3294 | ||
428870ff | 3295 | static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { |
34dc7c2f BB |
3296 | dump_none, /* unallocated */ |
3297 | dump_zap, /* object directory */ | |
3298 | dump_uint64, /* object array */ | |
3299 | dump_none, /* packed nvlist */ | |
3300 | dump_packed_nvlist, /* packed nvlist size */ | |
252e1a54 MA |
3301 | dump_none, /* bpobj */ |
3302 | dump_bpobj, /* bpobj header */ | |
34dc7c2f BB |
3303 | dump_none, /* SPA space map header */ |
3304 | dump_none, /* SPA space map */ | |
3305 | dump_none, /* ZIL intent log */ | |
3306 | dump_dnode, /* DMU dnode */ | |
3307 | dump_dmu_objset, /* DMU objset */ | |
3308 | dump_dsl_dir, /* DSL directory */ | |
3309 | dump_zap, /* DSL directory child map */ | |
3310 | dump_zap, /* DSL dataset snap map */ | |
3311 | dump_zap, /* DSL props */ | |
3312 | dump_dsl_dataset, /* DSL dataset */ | |
3313 | dump_znode, /* ZFS znode */ | |
3314 | dump_acl, /* ZFS V0 ACL */ | |
3315 | dump_uint8, /* ZFS plain file */ | |
3316 | dump_zpldir, /* ZFS directory */ | |
3317 | dump_zap, /* ZFS master node */ | |
3318 | dump_zap, /* ZFS delete queue */ | |
3319 | dump_uint8, /* zvol object */ | |
3320 | dump_zap, /* zvol prop */ | |
3321 | dump_uint8, /* other uint8[] */ | |
3322 | dump_uint64, /* other uint64[] */ | |
3323 | dump_zap, /* other ZAP */ | |
3324 | dump_zap, /* persistent error log */ | |
3325 | dump_uint8, /* SPA history */ | |
6f1ffb06 | 3326 | dump_history_offsets, /* SPA history offsets */ |
34dc7c2f BB |
3327 | dump_zap, /* Pool properties */ |
3328 | dump_zap, /* DSL permissions */ | |
3329 | dump_acl, /* ZFS ACL */ | |
3330 | dump_uint8, /* ZFS SYSACL */ | |
3331 | dump_none, /* FUID nvlist */ | |
3332 | dump_packed_nvlist, /* FUID nvlist size */ | |
b128c09f BB |
3333 | dump_zap, /* DSL dataset next clones */ |
3334 | dump_zap, /* DSL scrub queue */ | |
9c5167d1 NF |
3335 | dump_zap, /* ZFS user/group/project used */ |
3336 | dump_zap, /* ZFS user/group/project quota */ | |
45d1cae3 | 3337 | dump_zap, /* snapshot refcount tags */ |
428870ff BB |
3338 | dump_ddt_zap, /* DDT ZAP object */ |
3339 | dump_zap, /* DDT statistics */ | |
3340 | dump_znode, /* SA object */ | |
3341 | dump_zap, /* SA Master Node */ | |
3342 | dump_sa_attrs, /* SA attribute registration */ | |
3343 | dump_sa_layouts, /* SA attribute layouts */ | |
3344 | dump_zap, /* DSL scrub translations */ | |
3345 | dump_none, /* fake dedup BP */ | |
3346 | dump_zap, /* deadlist */ | |
3347 | dump_none, /* deadlist hdr */ | |
3348 | dump_zap, /* dsl clones */ | |
252e1a54 | 3349 | dump_bpobj_subobjs, /* bpobj subobjs */ |
428870ff | 3350 | dump_unknown, /* Unknown type, must be last */ |
34dc7c2f BB |
3351 | }; |
3352 | ||
a3403164 NB |
3353 | static boolean_t |
3354 | match_object_type(dmu_object_type_t obj_type, uint64_t flags) | |
3355 | { | |
3356 | boolean_t match = B_TRUE; | |
3357 | ||
3358 | switch (obj_type) { | |
3359 | case DMU_OT_DIRECTORY_CONTENTS: | |
3360 | if (!(flags & ZOR_FLAG_DIRECTORY)) | |
3361 | match = B_FALSE; | |
3362 | break; | |
3363 | case DMU_OT_PLAIN_FILE_CONTENTS: | |
3364 | if (!(flags & ZOR_FLAG_PLAIN_FILE)) | |
3365 | match = B_FALSE; | |
3366 | break; | |
3367 | case DMU_OT_SPACE_MAP: | |
3368 | if (!(flags & ZOR_FLAG_SPACE_MAP)) | |
3369 | match = B_FALSE; | |
3370 | break; | |
3371 | default: | |
3372 | if (strcmp(zdb_ot_name(obj_type), "zap") == 0) { | |
3373 | if (!(flags & ZOR_FLAG_ZAP)) | |
3374 | match = B_FALSE; | |
3375 | break; | |
3376 | } | |
3377 | ||
3378 | /* | |
3379 | * If all bits except some of the supported flags are | |
3380 | * set, the user combined the all-types flag (A) with | |
3381 | * a negated flag to exclude some types (e.g. A-f to | |
3382 | * show all object types except plain files). | |
3383 | */ | |
3384 | if ((flags | ZOR_SUPPORTED_FLAGS) != ZOR_FLAG_ALL_TYPES) | |
3385 | match = B_FALSE; | |
3386 | ||
3387 | break; | |
3388 | } | |
3389 | ||
3390 | return (match); | |
3391 | } | |
3392 | ||
34dc7c2f | 3393 | static void |
30af21b0 | 3394 | dump_object(objset_t *os, uint64_t object, int verbosity, |
a3403164 | 3395 | boolean_t *print_header, uint64_t *dnode_slots_used, uint64_t flags) |
34dc7c2f BB |
3396 | { |
3397 | dmu_buf_t *db = NULL; | |
3398 | dmu_object_info_t doi; | |
3399 | dnode_t *dn; | |
b5256303 | 3400 | boolean_t dnode_held = B_FALSE; |
34dc7c2f BB |
3401 | void *bonus = NULL; |
3402 | size_t bsize = 0; | |
50c957f7 | 3403 | char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; |
428870ff | 3404 | char bonus_size[32]; |
34dc7c2f BB |
3405 | char aux[50]; |
3406 | int error; | |
3407 | ||
f3c8c9e6 JK |
3408 | /* make sure nicenum has enough space */ |
3409 | CTASSERT(sizeof (iblk) >= NN_NUMBUF_SZ); | |
3410 | CTASSERT(sizeof (dblk) >= NN_NUMBUF_SZ); | |
3411 | CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); | |
3412 | CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); | |
3413 | CTASSERT(sizeof (bonus_size) >= NN_NUMBUF_SZ); | |
3414 | ||
34dc7c2f | 3415 | if (*print_header) { |
50c957f7 NB |
3416 | (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", |
3417 | "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", | |
3418 | "lsize", "%full", "type"); | |
34dc7c2f BB |
3419 | *print_header = 0; |
3420 | } | |
3421 | ||
3422 | if (object == 0) { | |
572e2857 | 3423 | dn = DMU_META_DNODE(os); |
b5256303 | 3424 | dmu_object_info_from_dnode(dn, &doi); |
34dc7c2f | 3425 | } else { |
b5256303 TC |
3426 | /* |
3427 | * Encrypted datasets will have sensitive bonus buffers | |
3428 | * encrypted. Therefore we cannot hold the bonus buffer and | |
3429 | * must hold the dnode itself instead. | |
3430 | */ | |
3431 | error = dmu_object_info(os, object, &doi); | |
34dc7c2f | 3432 | if (error) |
b5256303 TC |
3433 | fatal("dmu_object_info() failed, errno %u", error); |
3434 | ||
3435 | if (os->os_encrypted && | |
3436 | DMU_OT_IS_ENCRYPTED(doi.doi_bonus_type)) { | |
3437 | error = dnode_hold(os, object, FTAG, &dn); | |
3438 | if (error) | |
3439 | fatal("dnode_hold() failed, errno %u", error); | |
3440 | dnode_held = B_TRUE; | |
3441 | } else { | |
3442 | error = dmu_bonus_hold(os, object, FTAG, &db); | |
3443 | if (error) | |
3444 | fatal("dmu_bonus_hold(%llu) failed, errno %u", | |
3445 | object, error); | |
3446 | bonus = db->db_data; | |
3447 | bsize = db->db_size; | |
3448 | dn = DB_DNODE((dmu_buf_impl_t *)db); | |
3449 | } | |
34dc7c2f | 3450 | } |
34dc7c2f | 3451 | |
a3403164 NB |
3452 | /* |
3453 | * Default to showing all object types if no flags were specified. | |
3454 | */ | |
3455 | if (flags != 0 && flags != ZOR_FLAG_ALL_TYPES && | |
3456 | !match_object_type(doi.doi_type, flags)) | |
3457 | goto out; | |
3458 | ||
4c5b89f5 OF |
3459 | if (dnode_slots_used) |
3460 | *dnode_slots_used = doi.doi_dnodesize / DNODE_MIN_SIZE; | |
3461 | ||
f3c8c9e6 JK |
3462 | zdb_nicenum(doi.doi_metadata_block_size, iblk, sizeof (iblk)); |
3463 | zdb_nicenum(doi.doi_data_block_size, dblk, sizeof (dblk)); | |
3464 | zdb_nicenum(doi.doi_max_offset, lsize, sizeof (lsize)); | |
3465 | zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize, sizeof (asize)); | |
3466 | zdb_nicenum(doi.doi_bonus_size, bonus_size, sizeof (bonus_size)); | |
3467 | zdb_nicenum(doi.doi_dnodesize, dnsize, sizeof (dnsize)); | |
428870ff BB |
3468 | (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * |
3469 | doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / | |
3470 | doi.doi_max_offset); | |
34dc7c2f BB |
3471 | |
3472 | aux[0] = '\0'; | |
3473 | ||
3474 | if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { | |
ced28193 TH |
3475 | (void) snprintf(aux + strlen(aux), sizeof (aux) - strlen(aux), |
3476 | " (K=%s)", ZDB_CHECKSUM_NAME(doi.doi_checksum)); | |
34dc7c2f BB |
3477 | } |
3478 | ||
10b3c7f5 MN |
3479 | if (doi.doi_compress == ZIO_COMPRESS_INHERIT && |
3480 | ZIO_COMPRESS_HASLEVEL(os->os_compress) && verbosity >= 6) { | |
3481 | const char *compname = NULL; | |
3482 | if (zfs_prop_index_to_string(ZFS_PROP_COMPRESSION, | |
3483 | ZIO_COMPRESS_RAW(os->os_compress, os->os_complevel), | |
3484 | &compname) == 0) { | |
3485 | (void) snprintf(aux + strlen(aux), | |
3486 | sizeof (aux) - strlen(aux), " (Z=inherit=%s)", | |
3487 | compname); | |
3488 | } else { | |
3489 | (void) snprintf(aux + strlen(aux), | |
3490 | sizeof (aux) - strlen(aux), | |
3491 | " (Z=inherit=%s-unknown)", | |
3492 | ZDB_COMPRESS_NAME(os->os_compress)); | |
3493 | } | |
3494 | } else if (doi.doi_compress == ZIO_COMPRESS_INHERIT && verbosity >= 6) { | |
3495 | (void) snprintf(aux + strlen(aux), sizeof (aux) - strlen(aux), | |
3496 | " (Z=inherit=%s)", ZDB_COMPRESS_NAME(os->os_compress)); | |
3497 | } else if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { | |
ced28193 TH |
3498 | (void) snprintf(aux + strlen(aux), sizeof (aux) - strlen(aux), |
3499 | " (Z=%s)", ZDB_COMPRESS_NAME(doi.doi_compress)); | |
34dc7c2f BB |
3500 | } |
3501 | ||
50c957f7 | 3502 | (void) printf("%10lld %3u %5s %5s %5s %6s %5s %6s %s%s\n", |
428870ff | 3503 | (u_longlong_t)object, doi.doi_indirection, iblk, dblk, |
f3c9cac1 | 3504 | asize, dnsize, lsize, fill, zdb_ot_name(doi.doi_type), aux); |
34dc7c2f BB |
3505 | |
3506 | if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { | |
50c957f7 NB |
3507 | (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", |
3508 | "", "", "", "", "", "", bonus_size, "bonus", | |
f3c9cac1 | 3509 | zdb_ot_name(doi.doi_bonus_type)); |
34dc7c2f BB |
3510 | } |
3511 | ||
3512 | if (verbosity >= 4) { | |
1de321e6 | 3513 | (void) printf("\tdnode flags: %s%s%s%s\n", |
9babb374 BB |
3514 | (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? |
3515 | "USED_BYTES " : "", | |
3516 | (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? | |
428870ff | 3517 | "USERUSED_ACCOUNTED " : "", |
1de321e6 JX |
3518 | (dn->dn_phys->dn_flags & DNODE_FLAG_USEROBJUSED_ACCOUNTED) ? |
3519 | "USEROBJUSED_ACCOUNTED " : "", | |
428870ff BB |
3520 | (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? |
3521 | "SPILL_BLKPTR" : ""); | |
9babb374 BB |
3522 | (void) printf("\tdnode maxblkid: %llu\n", |
3523 | (longlong_t)dn->dn_phys->dn_maxblkid); | |
3524 | ||
b5256303 TC |
3525 | if (!dnode_held) { |
3526 | object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, | |
3527 | object, bonus, bsize); | |
3528 | } else { | |
3529 | (void) printf("\t\t(bonus encrypted)\n"); | |
3530 | } | |
3531 | ||
3532 | if (!os->os_encrypted || !DMU_OT_IS_ENCRYPTED(doi.doi_type)) { | |
3533 | object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, | |
3534 | NULL, 0); | |
3535 | } else { | |
3536 | (void) printf("\t\t(object encrypted)\n"); | |
3537 | } | |
3538 | ||
30af21b0 | 3539 | *print_header = B_TRUE; |
34dc7c2f BB |
3540 | } |
3541 | ||
3542 | if (verbosity >= 5) | |
b128c09f | 3543 | dump_indirect(dn); |
34dc7c2f BB |
3544 | |
3545 | if (verbosity >= 5) { | |
3546 | /* | |
3547 | * Report the list of segments that comprise the object. | |
3548 | */ | |
3549 | uint64_t start = 0; | |
3550 | uint64_t end; | |
3551 | uint64_t blkfill = 1; | |
3552 | int minlvl = 1; | |
3553 | ||
3554 | if (dn->dn_type == DMU_OT_DNODE) { | |
3555 | minlvl = 0; | |
3556 | blkfill = DNODES_PER_BLOCK; | |
3557 | } | |
3558 | ||
3559 | for (;;) { | |
428870ff | 3560 | char segsize[32]; |
f3c8c9e6 JK |
3561 | /* make sure nicenum has enough space */ |
3562 | CTASSERT(sizeof (segsize) >= NN_NUMBUF_SZ); | |
b128c09f BB |
3563 | error = dnode_next_offset(dn, |
3564 | 0, &start, minlvl, blkfill, 0); | |
34dc7c2f BB |
3565 | if (error) |
3566 | break; | |
3567 | end = start; | |
b128c09f BB |
3568 | error = dnode_next_offset(dn, |
3569 | DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); | |
f3c8c9e6 | 3570 | zdb_nicenum(end - start, segsize, sizeof (segsize)); |
34dc7c2f BB |
3571 | (void) printf("\t\tsegment [%016llx, %016llx)" |
3572 | " size %5s\n", (u_longlong_t)start, | |
3573 | (u_longlong_t)end, segsize); | |
3574 | if (error) | |
3575 | break; | |
3576 | start = end; | |
3577 | } | |
3578 | } | |
3579 | ||
a3403164 | 3580 | out: |
34dc7c2f BB |
3581 | if (db != NULL) |
3582 | dmu_buf_rele(db, FTAG); | |
b5256303 TC |
3583 | if (dnode_held) |
3584 | dnode_rele(dn, FTAG); | |
34dc7c2f BB |
3585 | } |
3586 | ||
0aa5916a MA |
3587 | static void |
3588 | count_dir_mos_objects(dsl_dir_t *dd) | |
3589 | { | |
3590 | mos_obj_refd(dd->dd_object); | |
3591 | mos_obj_refd(dsl_dir_phys(dd)->dd_child_dir_zapobj); | |
3592 | mos_obj_refd(dsl_dir_phys(dd)->dd_deleg_zapobj); | |
3593 | mos_obj_refd(dsl_dir_phys(dd)->dd_props_zapobj); | |
3594 | mos_obj_refd(dsl_dir_phys(dd)->dd_clones); | |
3595 | ||
3596 | /* | |
3597 | * The dd_crypto_obj can be referenced by multiple dsl_dir's. | |
3598 | * Ignore the references after the first one. | |
3599 | */ | |
3600 | mos_obj_refd_multiple(dd->dd_crypto_obj); | |
3601 | } | |
3602 | ||
3603 | static void | |
3604 | count_ds_mos_objects(dsl_dataset_t *ds) | |
3605 | { | |
3606 | mos_obj_refd(ds->ds_object); | |
3607 | mos_obj_refd(dsl_dataset_phys(ds)->ds_next_clones_obj); | |
3608 | mos_obj_refd(dsl_dataset_phys(ds)->ds_props_obj); | |
3609 | mos_obj_refd(dsl_dataset_phys(ds)->ds_userrefs_obj); | |
3610 | mos_obj_refd(dsl_dataset_phys(ds)->ds_snapnames_zapobj); | |
30af21b0 | 3611 | mos_obj_refd(ds->ds_bookmarks_obj); |
0aa5916a MA |
3612 | |
3613 | if (!dsl_dataset_is_snapshot(ds)) { | |
3614 | count_dir_mos_objects(ds->ds_dir); | |
3615 | } | |
3616 | } | |
3617 | ||
867959b5 | 3618 | static const char *objset_types[DMU_OST_NUMTYPES] = { |
34dc7c2f BB |
3619 | "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; |
3620 | ||
a3403164 NB |
3621 | /* |
3622 | * Parse a string denoting a range of object IDs of the form | |
3623 | * <start>[:<end>[:flags]], and store the results in zor. | |
3624 | * Return 0 on success. On error, return 1 and update the msg | |
3625 | * pointer to point to a descriptive error message. | |
3626 | */ | |
3627 | static int | |
3628 | parse_object_range(char *range, zopt_object_range_t *zor, char **msg) | |
3629 | { | |
3630 | uint64_t flags = 0; | |
a0d7e27a | 3631 | char *p, *s, *dup, *flagstr, *tmp = NULL; |
a3403164 NB |
3632 | size_t len; |
3633 | int i; | |
3634 | int rc = 0; | |
3635 | ||
3636 | if (strchr(range, ':') == NULL) { | |
3637 | zor->zor_obj_start = strtoull(range, &p, 0); | |
3638 | if (*p != '\0') { | |
3639 | *msg = "Invalid characters in object ID"; | |
3640 | rc = 1; | |
3641 | } | |
49d8a99a | 3642 | zor->zor_obj_start = ZDB_MAP_OBJECT_ID(zor->zor_obj_start); |
a3403164 NB |
3643 | zor->zor_obj_end = zor->zor_obj_start; |
3644 | return (rc); | |
3645 | } | |
3646 | ||
3647 | if (strchr(range, ':') == range) { | |
3648 | *msg = "Invalid leading colon"; | |
3649 | rc = 1; | |
3650 | return (rc); | |
3651 | } | |
3652 | ||
3653 | len = strlen(range); | |
3654 | if (range[len - 1] == ':') { | |
3655 | *msg = "Invalid trailing colon"; | |
3656 | rc = 1; | |
3657 | return (rc); | |
3658 | } | |
3659 | ||
3660 | dup = strdup(range); | |
a0d7e27a | 3661 | s = strtok_r(dup, ":", &tmp); |
a3403164 NB |
3662 | zor->zor_obj_start = strtoull(s, &p, 0); |
3663 | ||
3664 | if (*p != '\0') { | |
3665 | *msg = "Invalid characters in start object ID"; | |
3666 | rc = 1; | |
3667 | goto out; | |
3668 | } | |
3669 | ||
a0d7e27a | 3670 | s = strtok_r(NULL, ":", &tmp); |
a3403164 NB |
3671 | zor->zor_obj_end = strtoull(s, &p, 0); |
3672 | ||
3673 | if (*p != '\0') { | |
3674 | *msg = "Invalid characters in end object ID"; | |
3675 | rc = 1; | |
3676 | goto out; | |
3677 | } | |
3678 | ||
3679 | if (zor->zor_obj_start > zor->zor_obj_end) { | |
3680 | *msg = "Start object ID may not exceed end object ID"; | |
3681 | rc = 1; | |
3682 | goto out; | |
3683 | } | |
3684 | ||
a0d7e27a | 3685 | s = strtok_r(NULL, ":", &tmp); |
a3403164 NB |
3686 | if (s == NULL) { |
3687 | zor->zor_flags = ZOR_FLAG_ALL_TYPES; | |
3688 | goto out; | |
a0d7e27a | 3689 | } else if (strtok_r(NULL, ":", &tmp) != NULL) { |
a3403164 NB |
3690 | *msg = "Invalid colon-delimited field after flags"; |
3691 | rc = 1; | |
3692 | goto out; | |
3693 | } | |
3694 | ||
3695 | flagstr = s; | |
3696 | for (i = 0; flagstr[i]; i++) { | |
3697 | int bit; | |
3698 | boolean_t negation = (flagstr[i] == '-'); | |
3699 | ||
3700 | if (negation) { | |
3701 | i++; | |
3702 | if (flagstr[i] == '\0') { | |
3703 | *msg = "Invalid trailing negation operator"; | |
3704 | rc = 1; | |
3705 | goto out; | |
3706 | } | |
3707 | } | |
3708 | bit = flagbits[(uchar_t)flagstr[i]]; | |
3709 | if (bit == 0) { | |
3710 | *msg = "Invalid flag"; | |
3711 | rc = 1; | |
3712 | goto out; | |
3713 | } | |
3714 | if (negation) | |
3715 | flags &= ~bit; | |
3716 | else | |
3717 | flags |= bit; | |
3718 | } | |
3719 | zor->zor_flags = flags; | |
3720 | ||
49d8a99a JL |
3721 | zor->zor_obj_start = ZDB_MAP_OBJECT_ID(zor->zor_obj_start); |
3722 | zor->zor_obj_end = ZDB_MAP_OBJECT_ID(zor->zor_obj_end); | |
3723 | ||
a3403164 NB |
3724 | out: |
3725 | free(dup); | |
3726 | return (rc); | |
3727 | } | |
3728 | ||
34dc7c2f | 3729 | static void |
37f03da8 | 3730 | dump_objset(objset_t *os) |
34dc7c2f | 3731 | { |
f0bf4351 | 3732 | dmu_objset_stats_t dds = { 0 }; |
34dc7c2f BB |
3733 | uint64_t object, object_count; |
3734 | uint64_t refdbytes, usedobjs, scratch; | |
428870ff | 3735 | char numbuf[32]; |
9babb374 | 3736 | char blkbuf[BP_SPRINTF_LEN + 20]; |
eca7b760 | 3737 | char osname[ZFS_MAX_DATASET_NAME_LEN]; |
867959b5 | 3738 | const char *type = "UNKNOWN"; |
34dc7c2f | 3739 | int verbosity = dump_opt['d']; |
30af21b0 | 3740 | boolean_t print_header; |
867959b5 BB |
3741 | unsigned i; |
3742 | int error; | |
4c5b89f5 OF |
3743 | uint64_t total_slots_used = 0; |
3744 | uint64_t max_slot_used = 0; | |
3745 | uint64_t dnode_slots; | |
a3403164 NB |
3746 | uint64_t obj_start; |
3747 | uint64_t obj_end; | |
3748 | uint64_t flags; | |
34dc7c2f | 3749 | |
f3c8c9e6 JK |
3750 | /* make sure nicenum has enough space */ |
3751 | CTASSERT(sizeof (numbuf) >= NN_NUMBUF_SZ); | |
3752 | ||
13fe0198 | 3753 | dsl_pool_config_enter(dmu_objset_pool(os), FTAG); |
34dc7c2f | 3754 | dmu_objset_fast_stat(os, &dds); |
13fe0198 | 3755 | dsl_pool_config_exit(dmu_objset_pool(os), FTAG); |
34dc7c2f | 3756 | |
30af21b0 PD |
3757 | print_header = B_TRUE; |
3758 | ||
34dc7c2f BB |
3759 | if (dds.dds_type < DMU_OST_NUMTYPES) |
3760 | type = objset_types[dds.dds_type]; | |
3761 | ||
3762 | if (dds.dds_type == DMU_OST_META) { | |
3763 | dds.dds_creation_txg = TXG_INITIAL; | |
9b67f605 | 3764 | usedobjs = BP_GET_FILL(os->os_rootbp); |
d683ddbb JG |
3765 | refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> |
3766 | dd_used_bytes; | |
34dc7c2f BB |
3767 | } else { |
3768 | dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); | |
3769 | } | |
3770 | ||
9b67f605 | 3771 | ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); |
34dc7c2f | 3772 | |
f3c8c9e6 | 3773 | zdb_nicenum(refdbytes, numbuf, sizeof (numbuf)); |
34dc7c2f BB |
3774 | |
3775 | if (verbosity >= 4) { | |
b0bc7a84 MG |
3776 | (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); |
3777 | (void) snprintf_blkptr(blkbuf + strlen(blkbuf), | |
3778 | sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); | |
34dc7c2f BB |
3779 | } else { |
3780 | blkbuf[0] = '\0'; | |
3781 | } | |
3782 | ||
3783 | dmu_objset_name(os, osname); | |
3784 | ||
3785 | (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " | |
9b2266e3 | 3786 | "%s, %llu objects%s%s\n", |
34dc7c2f BB |
3787 | osname, type, (u_longlong_t)dmu_objset_id(os), |
3788 | (u_longlong_t)dds.dds_creation_txg, | |
9b2266e3 SD |
3789 | numbuf, (u_longlong_t)usedobjs, blkbuf, |
3790 | (dds.dds_inconsistent) ? " (inconsistent)" : ""); | |
34dc7c2f | 3791 | |
a3403164 NB |
3792 | for (i = 0; i < zopt_object_args; i++) { |
3793 | obj_start = zopt_object_ranges[i].zor_obj_start; | |
3794 | obj_end = zopt_object_ranges[i].zor_obj_end; | |
3795 | flags = zopt_object_ranges[i].zor_flags; | |
3796 | ||
3797 | object = obj_start; | |
3798 | if (object == 0 || obj_start == obj_end) | |
3799 | dump_object(os, object, verbosity, &print_header, NULL, | |
3800 | flags); | |
3801 | else | |
3802 | object--; | |
3803 | ||
3804 | while ((dmu_object_next(os, &object, B_FALSE, 0) == 0) && | |
3805 | object <= obj_end) { | |
3806 | dump_object(os, object, verbosity, &print_header, NULL, | |
3807 | flags); | |
30af21b0 | 3808 | } |
a3403164 NB |
3809 | } |
3810 | ||
3811 | if (zopt_object_args > 0) { | |
34dc7c2f BB |
3812 | (void) printf("\n"); |
3813 | return; | |
3814 | } | |
3815 | ||
428870ff BB |
3816 | if (dump_opt['i'] != 0 || verbosity >= 2) |
3817 | dump_intent_log(dmu_objset_zil(os)); | |
3818 | ||
a1d477c2 MA |
3819 | if (dmu_objset_ds(os) != NULL) { |
3820 | dsl_dataset_t *ds = dmu_objset_ds(os); | |
37f03da8 SH |
3821 | dump_blkptr_list(&ds->ds_deadlist, "Deadlist"); |
3822 | if (dsl_deadlist_is_open(&ds->ds_dir->dd_livelist) && | |
3823 | !dmu_objset_is_snapshot(os)) { | |
3824 | dump_blkptr_list(&ds->ds_dir->dd_livelist, "Livelist"); | |
3825 | if (verify_dd_livelist(os) != 0) | |
3826 | fatal("livelist is incorrect"); | |
3827 | } | |
a1d477c2 MA |
3828 | |
3829 | if (dsl_dataset_remap_deadlist_exists(ds)) { | |
3830 | (void) printf("ds_remap_deadlist:\n"); | |
37f03da8 | 3831 | dump_blkptr_list(&ds->ds_remap_deadlist, "Deadlist"); |
a1d477c2 | 3832 | } |
0aa5916a | 3833 | count_ds_mos_objects(ds); |
a1d477c2 | 3834 | } |
428870ff | 3835 | |
30af21b0 PD |
3836 | if (dmu_objset_ds(os) != NULL) |
3837 | dump_bookmarks(os, verbosity); | |
3838 | ||
428870ff BB |
3839 | if (verbosity < 2) |
3840 | return; | |
3841 | ||
b0bc7a84 | 3842 | if (BP_IS_HOLE(os->os_rootbp)) |
428870ff BB |
3843 | return; |
3844 | ||
a3403164 | 3845 | dump_object(os, 0, verbosity, &print_header, NULL, 0); |
9babb374 | 3846 | object_count = 0; |
572e2857 BB |
3847 | if (DMU_USERUSED_DNODE(os) != NULL && |
3848 | DMU_USERUSED_DNODE(os)->dn_type != 0) { | |
4c5b89f5 | 3849 | dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header, |
a3403164 | 3850 | NULL, 0); |
4c5b89f5 | 3851 | dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header, |
a3403164 | 3852 | NULL, 0); |
9babb374 | 3853 | } |
34dc7c2f | 3854 | |
9c5167d1 NF |
3855 | if (DMU_PROJECTUSED_DNODE(os) != NULL && |
3856 | DMU_PROJECTUSED_DNODE(os)->dn_type != 0) | |
3857 | dump_object(os, DMU_PROJECTUSED_OBJECT, verbosity, | |
a3403164 | 3858 | &print_header, NULL, 0); |
9c5167d1 | 3859 | |
34dc7c2f BB |
3860 | object = 0; |
3861 | while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { | |
a3403164 NB |
3862 | dump_object(os, object, verbosity, &print_header, &dnode_slots, |
3863 | 0); | |
34dc7c2f | 3864 | object_count++; |
4c5b89f5 OF |
3865 | total_slots_used += dnode_slots; |
3866 | max_slot_used = object + dnode_slots - 1; | |
34dc7c2f BB |
3867 | } |
3868 | ||
34dc7c2f BB |
3869 | (void) printf("\n"); |
3870 | ||
4c5b89f5 OF |
3871 | (void) printf(" Dnode slots:\n"); |
3872 | (void) printf("\tTotal used: %10llu\n", | |
3873 | (u_longlong_t)total_slots_used); | |
3874 | (void) printf("\tMax used: %10llu\n", | |
3875 | (u_longlong_t)max_slot_used); | |
3876 | (void) printf("\tPercent empty: %10lf\n", | |
3877 | (double)(max_slot_used - total_slots_used)*100 / | |
3878 | (double)max_slot_used); | |
4c5b89f5 OF |
3879 | (void) printf("\n"); |
3880 | ||
9babb374 BB |
3881 | if (error != ESRCH) { |
3882 | (void) fprintf(stderr, "dmu_object_next() = %d\n", error); | |
3883 | abort(); | |
3884 | } | |
e3c85c09 TC |
3885 | |
3886 | ASSERT3U(object_count, ==, usedobjs); | |
3887 | ||
64c1dcef PD |
3888 | if (leaked_objects != 0) { |
3889 | (void) printf("%d potentially leaked objects detected\n", | |
3890 | leaked_objects); | |
3891 | leaked_objects = 0; | |
3892 | } | |
34dc7c2f BB |
3893 | } |
3894 | ||
3895 | static void | |
428870ff | 3896 | dump_uberblock(uberblock_t *ub, const char *header, const char *footer) |
34dc7c2f BB |
3897 | { |
3898 | time_t timestamp = ub->ub_timestamp; | |
3899 | ||
0e5b68e0 | 3900 | (void) printf("%s", header ? header : ""); |
34dc7c2f BB |
3901 | (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); |
3902 | (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); | |
3903 | (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); | |
3904 | (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); | |
3905 | (void) printf("\ttimestamp = %llu UTC = %s", | |
3906 | (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); | |
379ca9cf OF |
3907 | |
3908 | (void) printf("\tmmp_magic = %016llx\n", | |
3909 | (u_longlong_t)ub->ub_mmp_magic); | |
060f0226 | 3910 | if (MMP_VALID(ub)) { |
379ca9cf OF |
3911 | (void) printf("\tmmp_delay = %0llu\n", |
3912 | (u_longlong_t)ub->ub_mmp_delay); | |
060f0226 OF |
3913 | if (MMP_SEQ_VALID(ub)) |
3914 | (void) printf("\tmmp_seq = %u\n", | |
3915 | (unsigned int) MMP_SEQ(ub)); | |
3916 | if (MMP_FAIL_INT_VALID(ub)) | |
3917 | (void) printf("\tmmp_fail = %u\n", | |
3918 | (unsigned int) MMP_FAIL_INT(ub)); | |
3919 | if (MMP_INTERVAL_VALID(ub)) | |
3920 | (void) printf("\tmmp_write = %u\n", | |
3921 | (unsigned int) MMP_INTERVAL(ub)); | |
3922 | /* After MMP_* to make summarize_uberblock_mmp cleaner */ | |
3923 | (void) printf("\tmmp_valid = %x\n", | |
3924 | (unsigned int) ub->ub_mmp_config & 0xFF); | |
3925 | } | |
379ca9cf | 3926 | |
3c9e0d67 | 3927 | if (dump_opt['u'] >= 4) { |
34dc7c2f | 3928 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 3929 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); |
34dc7c2f BB |
3930 | (void) printf("\trootbp = %s\n", blkbuf); |
3931 | } | |
d2734cce SD |
3932 | (void) printf("\tcheckpoint_txg = %llu\n", |
3933 | (u_longlong_t)ub->ub_checkpoint_txg); | |
0e5b68e0 | 3934 | (void) printf("%s", footer ? footer : ""); |
34dc7c2f BB |
3935 | } |
3936 | ||
3937 | static void | |
428870ff | 3938 | dump_config(spa_t *spa) |
34dc7c2f | 3939 | { |
428870ff BB |
3940 | dmu_buf_t *db; |
3941 | size_t nvsize = 0; | |
3942 | int error = 0; | |
34dc7c2f | 3943 | |
34dc7c2f | 3944 | |
428870ff BB |
3945 | error = dmu_bonus_hold(spa->spa_meta_objset, |
3946 | spa->spa_config_object, FTAG, &db); | |
3947 | ||
3948 | if (error == 0) { | |
3949 | nvsize = *(uint64_t *)db->db_data; | |
3950 | dmu_buf_rele(db, FTAG); | |
3951 | ||
3952 | (void) printf("\nMOS Configuration:\n"); | |
3953 | dump_packed_nvlist(spa->spa_meta_objset, | |
3954 | spa->spa_config_object, (void *)&nvsize, 1); | |
3955 | } else { | |
3956 | (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", | |
3957 | (u_longlong_t)spa->spa_config_object, error); | |
3958 | } | |
3959 | } | |
3960 | ||
3961 | static void | |
b128c09f BB |
3962 | dump_cachefile(const char *cachefile) |
3963 | { | |
3964 | int fd; | |
3965 | struct stat64 statbuf; | |
3966 | char *buf; | |
3967 | nvlist_t *config; | |
3968 | ||
3969 | if ((fd = open64(cachefile, O_RDONLY)) < 0) { | |
3970 | (void) printf("cannot open '%s': %s\n", cachefile, | |
3971 | strerror(errno)); | |
3972 | exit(1); | |
3973 | } | |
3974 | ||
3975 | if (fstat64(fd, &statbuf) != 0) { | |
3976 | (void) printf("failed to stat '%s': %s\n", cachefile, | |
3977 | strerror(errno)); | |
3978 | exit(1); | |
3979 | } | |
3980 | ||
3981 | if ((buf = malloc(statbuf.st_size)) == NULL) { | |
3982 | (void) fprintf(stderr, "failed to allocate %llu bytes\n", | |
3983 | (u_longlong_t)statbuf.st_size); | |
3984 | exit(1); | |
3985 | } | |
3986 | ||
3987 | if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { | |
3988 | (void) fprintf(stderr, "failed to read %llu bytes\n", | |
3989 | (u_longlong_t)statbuf.st_size); | |
3990 | exit(1); | |
3991 | } | |
3992 | ||
3993 | (void) close(fd); | |
3994 | ||
3995 | if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { | |
3996 | (void) fprintf(stderr, "failed to unpack nvlist\n"); | |
3997 | exit(1); | |
3998 | } | |
3999 | ||
4000 | free(buf); | |
4001 | ||
4002 | dump_nvlist(config, 0); | |
4003 | ||
4004 | nvlist_free(config); | |
4005 | } | |
4006 | ||
96f1b347 DB |
4007 | /* |
4008 | * ZFS label nvlist stats | |
4009 | */ | |
4010 | typedef struct zdb_nvl_stats { | |
4011 | int zns_list_count; | |
4012 | int zns_leaf_count; | |
4013 | size_t zns_leaf_largest; | |
4014 | size_t zns_leaf_total; | |
4015 | nvlist_t *zns_string; | |
4016 | nvlist_t *zns_uint64; | |
4017 | nvlist_t *zns_boolean; | |
4018 | } zdb_nvl_stats_t; | |
4019 | ||
4020 | static void | |
4021 | collect_nvlist_stats(nvlist_t *nvl, zdb_nvl_stats_t *stats) | |
4022 | { | |
4023 | nvlist_t *list, **array; | |
4024 | nvpair_t *nvp = NULL; | |
4025 | char *name; | |
4026 | uint_t i, items; | |
4027 | ||
4028 | stats->zns_list_count++; | |
4029 | ||
4030 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
4031 | name = nvpair_name(nvp); | |
4032 | ||
4033 | switch (nvpair_type(nvp)) { | |
4034 | case DATA_TYPE_STRING: | |
4035 | fnvlist_add_string(stats->zns_string, name, | |
4036 | fnvpair_value_string(nvp)); | |
4037 | break; | |
4038 | case DATA_TYPE_UINT64: | |
4039 | fnvlist_add_uint64(stats->zns_uint64, name, | |
4040 | fnvpair_value_uint64(nvp)); | |
4041 | break; | |
4042 | case DATA_TYPE_BOOLEAN: | |
4043 | fnvlist_add_boolean(stats->zns_boolean, name); | |
4044 | break; | |
4045 | case DATA_TYPE_NVLIST: | |
4046 | if (nvpair_value_nvlist(nvp, &list) == 0) | |
4047 | collect_nvlist_stats(list, stats); | |
4048 | break; | |
4049 | case DATA_TYPE_NVLIST_ARRAY: | |
4050 | if (nvpair_value_nvlist_array(nvp, &array, &items) != 0) | |
4051 | break; | |
4052 | ||
4053 | for (i = 0; i < items; i++) { | |
4054 | collect_nvlist_stats(array[i], stats); | |
4055 | ||
4056 | /* collect stats on leaf vdev */ | |
4057 | if (strcmp(name, "children") == 0) { | |
4058 | size_t size; | |
4059 | ||
4060 | (void) nvlist_size(array[i], &size, | |
4061 | NV_ENCODE_XDR); | |
4062 | stats->zns_leaf_total += size; | |
4063 | if (size > stats->zns_leaf_largest) | |
4064 | stats->zns_leaf_largest = size; | |
4065 | stats->zns_leaf_count++; | |
4066 | } | |
4067 | } | |
4068 | break; | |
4069 | default: | |
4070 | (void) printf("skip type %d!\n", (int)nvpair_type(nvp)); | |
4071 | } | |
4072 | } | |
4073 | } | |
4074 | ||
4075 | static void | |
4076 | dump_nvlist_stats(nvlist_t *nvl, size_t cap) | |
4077 | { | |
4078 | zdb_nvl_stats_t stats = { 0 }; | |
4079 | size_t size, sum = 0, total; | |
cd5083c0 | 4080 | size_t noise; |
96f1b347 DB |
4081 | |
4082 | /* requires nvlist with non-unique names for stat collection */ | |
4083 | VERIFY0(nvlist_alloc(&stats.zns_string, 0, 0)); | |
4084 | VERIFY0(nvlist_alloc(&stats.zns_uint64, 0, 0)); | |
4085 | VERIFY0(nvlist_alloc(&stats.zns_boolean, 0, 0)); | |
4086 | VERIFY0(nvlist_size(stats.zns_boolean, &noise, NV_ENCODE_XDR)); | |
4087 | ||
4088 | (void) printf("\n\nZFS Label NVList Config Stats:\n"); | |
4089 | ||
4090 | VERIFY0(nvlist_size(nvl, &total, NV_ENCODE_XDR)); | |
4091 | (void) printf(" %d bytes used, %d bytes free (using %4.1f%%)\n\n", | |
4092 | (int)total, (int)(cap - total), 100.0 * total / cap); | |
4093 | ||
4094 | collect_nvlist_stats(nvl, &stats); | |
4095 | ||
4096 | VERIFY0(nvlist_size(stats.zns_uint64, &size, NV_ENCODE_XDR)); | |
4097 | size -= noise; | |
4098 | sum += size; | |
4099 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "integers:", | |
4100 | (int)fnvlist_num_pairs(stats.zns_uint64), | |
4101 | (int)size, 100.0 * size / total); | |
4102 | ||
4103 | VERIFY0(nvlist_size(stats.zns_string, &size, NV_ENCODE_XDR)); | |
4104 | size -= noise; | |
4105 | sum += size; | |
4106 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "strings:", | |
4107 | (int)fnvlist_num_pairs(stats.zns_string), | |
4108 | (int)size, 100.0 * size / total); | |
4109 | ||
4110 | VERIFY0(nvlist_size(stats.zns_boolean, &size, NV_ENCODE_XDR)); | |
4111 | size -= noise; | |
4112 | sum += size; | |
4113 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "booleans:", | |
4114 | (int)fnvlist_num_pairs(stats.zns_boolean), | |
4115 | (int)size, 100.0 * size / total); | |
4116 | ||
4117 | size = total - sum; /* treat remainder as nvlist overhead */ | |
4118 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n\n", "nvlists:", | |
4119 | stats.zns_list_count, (int)size, 100.0 * size / total); | |
4120 | ||
cd5083c0 DB |
4121 | if (stats.zns_leaf_count > 0) { |
4122 | size_t average = stats.zns_leaf_total / stats.zns_leaf_count; | |
96f1b347 | 4123 | |
cd5083c0 DB |
4124 | (void) printf("%12s %4d %6d bytes average\n", "leaf vdevs:", |
4125 | stats.zns_leaf_count, (int)average); | |
4126 | (void) printf("%24d bytes largest\n", | |
4127 | (int)stats.zns_leaf_largest); | |
96f1b347 | 4128 | |
cd5083c0 DB |
4129 | if (dump_opt['l'] >= 3 && average > 0) |
4130 | (void) printf(" space for %d additional leaf vdevs\n", | |
4131 | (int)((cap - total) / average)); | |
4132 | } | |
96f1b347 DB |
4133 | (void) printf("\n"); |
4134 | ||
4135 | nvlist_free(stats.zns_string); | |
4136 | nvlist_free(stats.zns_uint64); | |
4137 | nvlist_free(stats.zns_boolean); | |
4138 | } | |
4139 | ||
3c9e0d67 OF |
4140 | typedef struct cksum_record { |
4141 | zio_cksum_t cksum; | |
4142 | boolean_t labels[VDEV_LABELS]; | |
4143 | avl_node_t link; | |
4144 | } cksum_record_t; | |
4145 | ||
35a357a9 | 4146 | static int |
3c9e0d67 | 4147 | cksum_record_compare(const void *x1, const void *x2) |
34dc7c2f | 4148 | { |
3c9e0d67 OF |
4149 | const cksum_record_t *l = (cksum_record_t *)x1; |
4150 | const cksum_record_t *r = (cksum_record_t *)x2; | |
4151 | int arraysize = ARRAY_SIZE(l->cksum.zc_word); | |
6d680e61 | 4152 | int difference = 0; |
3c9e0d67 OF |
4153 | |
4154 | for (int i = 0; i < arraysize; i++) { | |
ca577779 | 4155 | difference = TREE_CMP(l->cksum.zc_word[i], r->cksum.zc_word[i]); |
3c9e0d67 OF |
4156 | if (difference) |
4157 | break; | |
4158 | } | |
4159 | ||
4160 | return (difference); | |
4161 | } | |
4162 | ||
4163 | static cksum_record_t * | |
4164 | cksum_record_alloc(zio_cksum_t *cksum, int l) | |
4165 | { | |
4166 | cksum_record_t *rec; | |
4167 | ||
4168 | rec = umem_zalloc(sizeof (*rec), UMEM_NOFAIL); | |
4169 | rec->cksum = *cksum; | |
4170 | rec->labels[l] = B_TRUE; | |
4171 | ||
4172 | return (rec); | |
4173 | } | |
4174 | ||
4175 | static cksum_record_t * | |
4176 | cksum_record_lookup(avl_tree_t *tree, zio_cksum_t *cksum) | |
4177 | { | |
4178 | cksum_record_t lookup = { .cksum = *cksum }; | |
4179 | avl_index_t where; | |
4180 | ||
4181 | return (avl_find(tree, &lookup, &where)); | |
4182 | } | |
4183 | ||
4184 | static cksum_record_t * | |
4185 | cksum_record_insert(avl_tree_t *tree, zio_cksum_t *cksum, int l) | |
4186 | { | |
4187 | cksum_record_t *rec; | |
4188 | ||
4189 | rec = cksum_record_lookup(tree, cksum); | |
4190 | if (rec) { | |
4191 | rec->labels[l] = B_TRUE; | |
4192 | } else { | |
4193 | rec = cksum_record_alloc(cksum, l); | |
4194 | avl_add(tree, rec); | |
4195 | } | |
4196 | ||
4197 | return (rec); | |
4198 | } | |
4199 | ||
4200 | static int | |
4201 | first_label(cksum_record_t *rec) | |
4202 | { | |
4203 | for (int i = 0; i < VDEV_LABELS; i++) | |
4204 | if (rec->labels[i]) | |
4205 | return (i); | |
4206 | ||
4207 | return (-1); | |
4208 | } | |
4209 | ||
4210 | static void | |
4211 | print_label_numbers(char *prefix, cksum_record_t *rec) | |
4212 | { | |
4213 | printf("%s", prefix); | |
4214 | for (int i = 0; i < VDEV_LABELS; i++) | |
4215 | if (rec->labels[i] == B_TRUE) | |
4216 | printf("%d ", i); | |
4217 | printf("\n"); | |
4218 | } | |
4219 | ||
4220 | #define MAX_UBERBLOCK_COUNT (VDEV_UBERBLOCK_RING >> UBERBLOCK_SHIFT) | |
4221 | ||
cf89a4ec | 4222 | typedef struct zdb_label { |
34dc7c2f | 4223 | vdev_label_t label; |
3c9e0d67 OF |
4224 | nvlist_t *config_nv; |
4225 | cksum_record_t *config; | |
4226 | cksum_record_t *uberblocks[MAX_UBERBLOCK_COUNT]; | |
4227 | boolean_t header_printed; | |
4228 | boolean_t read_failed; | |
cf89a4ec | 4229 | } zdb_label_t; |
3c9e0d67 OF |
4230 | |
4231 | static void | |
cf89a4ec | 4232 | print_label_header(zdb_label_t *label, int l) |
3c9e0d67 OF |
4233 | { |
4234 | ||
4235 | if (dump_opt['q']) | |
4236 | return; | |
4237 | ||
4238 | if (label->header_printed == B_TRUE) | |
4239 | return; | |
4240 | ||
4241 | (void) printf("------------------------------------\n"); | |
4242 | (void) printf("LABEL %d\n", l); | |
4243 | (void) printf("------------------------------------\n"); | |
4244 | ||
4245 | label->header_printed = B_TRUE; | |
4246 | } | |
4247 | ||
77f6826b GA |
4248 | static void |
4249 | print_l2arc_header(void) | |
4250 | { | |
4251 | (void) printf("------------------------------------\n"); | |
4252 | (void) printf("L2ARC device header\n"); | |
4253 | (void) printf("------------------------------------\n"); | |
4254 | } | |
4255 | ||
4256 | static void | |
4257 | print_l2arc_log_blocks(void) | |
4258 | { | |
4259 | (void) printf("------------------------------------\n"); | |
4260 | (void) printf("L2ARC device log blocks\n"); | |
4261 | (void) printf("------------------------------------\n"); | |
4262 | } | |
4263 | ||
4264 | static void | |
4265 | dump_l2arc_log_entries(uint64_t log_entries, | |
657fd33b | 4266 | l2arc_log_ent_phys_t *le, uint64_t i) |
77f6826b GA |
4267 | { |
4268 | for (int j = 0; j < log_entries; j++) { | |
4269 | dva_t dva = le[j].le_dva; | |
657fd33b GA |
4270 | (void) printf("lb[%4llu]\tle[%4d]\tDVA asize: %llu, " |
4271 | "vdev: %llu, offset: %llu\n", | |
4272 | (u_longlong_t)i, j + 1, | |
77f6826b GA |
4273 | (u_longlong_t)DVA_GET_ASIZE(&dva), |
4274 | (u_longlong_t)DVA_GET_VDEV(&dva), | |
4275 | (u_longlong_t)DVA_GET_OFFSET(&dva)); | |
4276 | (void) printf("|\t\t\t\tbirth: %llu\n", | |
4277 | (u_longlong_t)le[j].le_birth); | |
4278 | (void) printf("|\t\t\t\tlsize: %llu\n", | |
4279 | (u_longlong_t)L2BLK_GET_LSIZE((&le[j])->le_prop)); | |
4280 | (void) printf("|\t\t\t\tpsize: %llu\n", | |
4281 | (u_longlong_t)L2BLK_GET_PSIZE((&le[j])->le_prop)); | |
4282 | (void) printf("|\t\t\t\tcompr: %llu\n", | |
4283 | (u_longlong_t)L2BLK_GET_COMPRESS((&le[j])->le_prop)); | |
10b3c7f5 MN |
4284 | (void) printf("|\t\t\t\tcomplevel: %llu\n", |
4285 | (u_longlong_t)(&le[j])->le_complevel); | |
77f6826b GA |
4286 | (void) printf("|\t\t\t\ttype: %llu\n", |
4287 | (u_longlong_t)L2BLK_GET_TYPE((&le[j])->le_prop)); | |
4288 | (void) printf("|\t\t\t\tprotected: %llu\n", | |
4289 | (u_longlong_t)L2BLK_GET_PROTECTED((&le[j])->le_prop)); | |
4290 | (void) printf("|\t\t\t\tprefetch: %llu\n", | |
4291 | (u_longlong_t)L2BLK_GET_PREFETCH((&le[j])->le_prop)); | |
4292 | (void) printf("|\t\t\t\taddress: %llu\n", | |
4293 | (u_longlong_t)le[j].le_daddr); | |
08532162 GA |
4294 | (void) printf("|\t\t\t\tARC state: %llu\n", |
4295 | (u_longlong_t)L2BLK_GET_STATE((&le[j])->le_prop)); | |
77f6826b GA |
4296 | (void) printf("|\n"); |
4297 | } | |
4298 | (void) printf("\n"); | |
4299 | } | |
4300 | ||
4301 | static void | |
4302 | dump_l2arc_log_blkptr(l2arc_log_blkptr_t lbps) | |
4303 | { | |
4304 | (void) printf("|\t\tdaddr: %llu\n", (u_longlong_t)lbps.lbp_daddr); | |
4305 | (void) printf("|\t\tpayload_asize: %llu\n", | |
4306 | (u_longlong_t)lbps.lbp_payload_asize); | |
4307 | (void) printf("|\t\tpayload_start: %llu\n", | |
4308 | (u_longlong_t)lbps.lbp_payload_start); | |
4309 | (void) printf("|\t\tlsize: %llu\n", | |
4310 | (u_longlong_t)L2BLK_GET_LSIZE((&lbps)->lbp_prop)); | |
657fd33b | 4311 | (void) printf("|\t\tasize: %llu\n", |
77f6826b GA |
4312 | (u_longlong_t)L2BLK_GET_PSIZE((&lbps)->lbp_prop)); |
4313 | (void) printf("|\t\tcompralgo: %llu\n", | |
4314 | (u_longlong_t)L2BLK_GET_COMPRESS((&lbps)->lbp_prop)); | |
4315 | (void) printf("|\t\tcksumalgo: %llu\n", | |
4316 | (u_longlong_t)L2BLK_GET_CHECKSUM((&lbps)->lbp_prop)); | |
4317 | (void) printf("|\n\n"); | |
4318 | } | |
4319 | ||
4320 | static void | |
657fd33b GA |
4321 | dump_l2arc_log_blocks(int fd, l2arc_dev_hdr_phys_t l2dhdr, |
4322 | l2arc_dev_hdr_phys_t *rebuild) | |
77f6826b GA |
4323 | { |
4324 | l2arc_log_blk_phys_t this_lb; | |
657fd33b | 4325 | uint64_t asize; |
77f6826b GA |
4326 | l2arc_log_blkptr_t lbps[2]; |
4327 | abd_t *abd; | |
4328 | zio_cksum_t cksum; | |
657fd33b | 4329 | int failed = 0; |
77f6826b GA |
4330 | l2arc_dev_t dev; |
4331 | ||
657fd33b GA |
4332 | if (!dump_opt['q']) |
4333 | print_l2arc_log_blocks(); | |
77f6826b GA |
4334 | bcopy((&l2dhdr)->dh_start_lbps, lbps, sizeof (lbps)); |
4335 | ||
4336 | dev.l2ad_evict = l2dhdr.dh_evict; | |
4337 | dev.l2ad_start = l2dhdr.dh_start; | |
4338 | dev.l2ad_end = l2dhdr.dh_end; | |
4339 | ||
4340 | if (l2dhdr.dh_start_lbps[0].lbp_daddr == 0) { | |
4341 | /* no log blocks to read */ | |
657fd33b GA |
4342 | if (!dump_opt['q']) { |
4343 | (void) printf("No log blocks to read\n"); | |
4344 | (void) printf("\n"); | |
4345 | } | |
77f6826b GA |
4346 | return; |
4347 | } else { | |
4348 | dev.l2ad_hand = lbps[0].lbp_daddr + | |
4349 | L2BLK_GET_PSIZE((&lbps[0])->lbp_prop); | |
4350 | } | |
4351 | ||
4352 | dev.l2ad_first = !!(l2dhdr.dh_flags & L2ARC_DEV_HDR_EVICT_FIRST); | |
4353 | ||
4354 | for (;;) { | |
4355 | if (!l2arc_log_blkptr_valid(&dev, &lbps[0])) | |
4356 | break; | |
4357 | ||
657fd33b GA |
4358 | /* L2BLK_GET_PSIZE returns aligned size for log blocks */ |
4359 | asize = L2BLK_GET_PSIZE((&lbps[0])->lbp_prop); | |
4360 | if (pread64(fd, &this_lb, asize, lbps[0].lbp_daddr) != asize) { | |
4361 | if (!dump_opt['q']) { | |
4362 | (void) printf("Error while reading next log " | |
4363 | "block\n\n"); | |
4364 | } | |
77f6826b GA |
4365 | break; |
4366 | } | |
4367 | ||
657fd33b | 4368 | fletcher_4_native_varsize(&this_lb, asize, &cksum); |
77f6826b GA |
4369 | if (!ZIO_CHECKSUM_EQUAL(cksum, lbps[0].lbp_cksum)) { |
4370 | failed++; | |
657fd33b GA |
4371 | if (!dump_opt['q']) { |
4372 | (void) printf("Invalid cksum\n"); | |
4373 | dump_l2arc_log_blkptr(lbps[0]); | |
4374 | } | |
77f6826b GA |
4375 | break; |
4376 | } | |
4377 | ||
4378 | switch (L2BLK_GET_COMPRESS((&lbps[0])->lbp_prop)) { | |
4379 | case ZIO_COMPRESS_OFF: | |
4380 | break; | |
10b3c7f5 | 4381 | default: |
657fd33b GA |
4382 | abd = abd_alloc_for_io(asize, B_TRUE); |
4383 | abd_copy_from_buf_off(abd, &this_lb, 0, asize); | |
77f6826b GA |
4384 | zio_decompress_data(L2BLK_GET_COMPRESS( |
4385 | (&lbps[0])->lbp_prop), abd, &this_lb, | |
10b3c7f5 | 4386 | asize, sizeof (this_lb), NULL); |
77f6826b GA |
4387 | abd_free(abd); |
4388 | break; | |
77f6826b GA |
4389 | } |
4390 | ||
4391 | if (this_lb.lb_magic == BSWAP_64(L2ARC_LOG_BLK_MAGIC)) | |
9249f127 | 4392 | byteswap_uint64_array(&this_lb, sizeof (this_lb)); |
77f6826b | 4393 | if (this_lb.lb_magic != L2ARC_LOG_BLK_MAGIC) { |
657fd33b GA |
4394 | if (!dump_opt['q']) |
4395 | (void) printf("Invalid log block magic\n\n"); | |
77f6826b GA |
4396 | break; |
4397 | } | |
4398 | ||
657fd33b GA |
4399 | rebuild->dh_lb_count++; |
4400 | rebuild->dh_lb_asize += asize; | |
4401 | if (dump_opt['l'] > 1 && !dump_opt['q']) { | |
4402 | (void) printf("lb[%4llu]\tmagic: %llu\n", | |
4403 | (u_longlong_t)rebuild->dh_lb_count, | |
77f6826b GA |
4404 | (u_longlong_t)this_lb.lb_magic); |
4405 | dump_l2arc_log_blkptr(lbps[0]); | |
4406 | } | |
4407 | ||
657fd33b GA |
4408 | if (dump_opt['l'] > 2 && !dump_opt['q']) |
4409 | dump_l2arc_log_entries(l2dhdr.dh_log_entries, | |
4410 | this_lb.lb_entries, | |
4411 | rebuild->dh_lb_count); | |
77f6826b | 4412 | |
657fd33b GA |
4413 | if (l2arc_range_check_overlap(lbps[1].lbp_payload_start, |
4414 | lbps[0].lbp_payload_start, dev.l2ad_evict) && | |
4415 | !dev.l2ad_first) | |
77f6826b GA |
4416 | break; |
4417 | ||
4418 | lbps[0] = lbps[1]; | |
4419 | lbps[1] = this_lb.lb_prev_lbp; | |
4420 | } | |
4421 | ||
657fd33b GA |
4422 | if (!dump_opt['q']) { |
4423 | (void) printf("log_blk_count:\t %llu with valid cksum\n", | |
4424 | (u_longlong_t)rebuild->dh_lb_count); | |
4425 | (void) printf("\t\t %d with invalid cksum\n", failed); | |
4426 | (void) printf("log_blk_asize:\t %llu\n\n", | |
4427 | (u_longlong_t)rebuild->dh_lb_asize); | |
4428 | } | |
77f6826b GA |
4429 | } |
4430 | ||
657fd33b | 4431 | static int |
77f6826b GA |
4432 | dump_l2arc_header(int fd) |
4433 | { | |
657fd33b | 4434 | l2arc_dev_hdr_phys_t l2dhdr, rebuild; |
77f6826b GA |
4435 | int error = B_FALSE; |
4436 | ||
657fd33b GA |
4437 | bzero(&l2dhdr, sizeof (l2dhdr)); |
4438 | bzero(&rebuild, sizeof (rebuild)); | |
4439 | ||
77f6826b GA |
4440 | if (pread64(fd, &l2dhdr, sizeof (l2dhdr), |
4441 | VDEV_LABEL_START_SIZE) != sizeof (l2dhdr)) { | |
4442 | error = B_TRUE; | |
4443 | } else { | |
4444 | if (l2dhdr.dh_magic == BSWAP_64(L2ARC_DEV_HDR_MAGIC)) | |
4445 | byteswap_uint64_array(&l2dhdr, sizeof (l2dhdr)); | |
4446 | ||
4447 | if (l2dhdr.dh_magic != L2ARC_DEV_HDR_MAGIC) | |
4448 | error = B_TRUE; | |
4449 | } | |
4450 | ||
4451 | if (error) { | |
4452 | (void) printf("L2ARC device header not found\n\n"); | |
657fd33b GA |
4453 | /* Do not return an error here for backward compatibility */ |
4454 | return (0); | |
77f6826b GA |
4455 | } else if (!dump_opt['q']) { |
4456 | print_l2arc_header(); | |
4457 | ||
4458 | (void) printf(" magic: %llu\n", | |
4459 | (u_longlong_t)l2dhdr.dh_magic); | |
4460 | (void) printf(" version: %llu\n", | |
4461 | (u_longlong_t)l2dhdr.dh_version); | |
4462 | (void) printf(" pool_guid: %llu\n", | |
4463 | (u_longlong_t)l2dhdr.dh_spa_guid); | |
4464 | (void) printf(" flags: %llu\n", | |
4465 | (u_longlong_t)l2dhdr.dh_flags); | |
4466 | (void) printf(" start_lbps[0]: %llu\n", | |
4467 | (u_longlong_t) | |
4468 | l2dhdr.dh_start_lbps[0].lbp_daddr); | |
4469 | (void) printf(" start_lbps[1]: %llu\n", | |
4470 | (u_longlong_t) | |
4471 | l2dhdr.dh_start_lbps[1].lbp_daddr); | |
4472 | (void) printf(" log_blk_ent: %llu\n", | |
657fd33b | 4473 | (u_longlong_t)l2dhdr.dh_log_entries); |
77f6826b GA |
4474 | (void) printf(" start: %llu\n", |
4475 | (u_longlong_t)l2dhdr.dh_start); | |
4476 | (void) printf(" end: %llu\n", | |
4477 | (u_longlong_t)l2dhdr.dh_end); | |
657fd33b | 4478 | (void) printf(" evict: %llu\n", |
77f6826b | 4479 | (u_longlong_t)l2dhdr.dh_evict); |
657fd33b GA |
4480 | (void) printf(" lb_asize_refcount: %llu\n", |
4481 | (u_longlong_t)l2dhdr.dh_lb_asize); | |
b7654bd7 | 4482 | (void) printf(" lb_count_refcount: %llu\n", |
657fd33b | 4483 | (u_longlong_t)l2dhdr.dh_lb_count); |
b7654bd7 GA |
4484 | (void) printf(" trim_action_time: %llu\n", |
4485 | (u_longlong_t)l2dhdr.dh_trim_action_time); | |
4486 | (void) printf(" trim_state: %llu\n\n", | |
4487 | (u_longlong_t)l2dhdr.dh_trim_state); | |
77f6826b | 4488 | } |
657fd33b GA |
4489 | |
4490 | dump_l2arc_log_blocks(fd, l2dhdr, &rebuild); | |
4491 | /* | |
4492 | * The total aligned size of log blocks and the number of log blocks | |
4493 | * reported in the header of the device may be less than what zdb | |
4494 | * reports by dump_l2arc_log_blocks() which emulates l2arc_rebuild(). | |
4495 | * This happens because dump_l2arc_log_blocks() lacks the memory | |
4496 | * pressure valve that l2arc_rebuild() has. Thus, if we are on a system | |
4497 | * with low memory, l2arc_rebuild will exit prematurely and dh_lb_asize | |
4498 | * and dh_lb_count will be lower to begin with than what exists on the | |
4499 | * device. This is normal and zdb should not exit with an error. The | |
4500 | * opposite case should never happen though, the values reported in the | |
4501 | * header should never be higher than what dump_l2arc_log_blocks() and | |
4502 | * l2arc_rebuild() report. If this happens there is a leak in the | |
4503 | * accounting of log blocks. | |
4504 | */ | |
4505 | if (l2dhdr.dh_lb_asize > rebuild.dh_lb_asize || | |
4506 | l2dhdr.dh_lb_count > rebuild.dh_lb_count) | |
4507 | return (1); | |
4508 | ||
4509 | return (0); | |
77f6826b GA |
4510 | } |
4511 | ||
3c9e0d67 | 4512 | static void |
cf89a4ec | 4513 | dump_config_from_label(zdb_label_t *label, size_t buflen, int l) |
3c9e0d67 OF |
4514 | { |
4515 | if (dump_opt['q']) | |
4516 | return; | |
4517 | ||
4518 | if ((dump_opt['l'] < 3) && (first_label(label->config) != l)) | |
4519 | return; | |
4520 | ||
4521 | print_label_header(label, l); | |
4522 | dump_nvlist(label->config_nv, 4); | |
4523 | print_label_numbers(" labels = ", label->config); | |
4524 | ||
4525 | if (dump_opt['l'] >= 2) | |
4526 | dump_nvlist_stats(label->config_nv, buflen); | |
4527 | } | |
4528 | ||
4529 | #define ZDB_MAX_UB_HEADER_SIZE 32 | |
4530 | ||
4531 | static void | |
cf89a4ec | 4532 | dump_label_uberblocks(zdb_label_t *label, uint64_t ashift, int label_num) |
3c9e0d67 OF |
4533 | { |
4534 | ||
4535 | vdev_t vd; | |
4536 | char header[ZDB_MAX_UB_HEADER_SIZE]; | |
4537 | ||
4538 | vd.vdev_ashift = ashift; | |
4539 | vd.vdev_top = &vd; | |
4540 | ||
4541 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
4542 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
4543 | uberblock_t *ub = (void *)((char *)&label->label + uoff); | |
4544 | cksum_record_t *rec = label->uberblocks[i]; | |
4545 | ||
4546 | if (rec == NULL) { | |
4547 | if (dump_opt['u'] >= 2) { | |
4548 | print_label_header(label, label_num); | |
4549 | (void) printf(" Uberblock[%d] invalid\n", i); | |
4550 | } | |
4551 | continue; | |
4552 | } | |
4553 | ||
4554 | if ((dump_opt['u'] < 3) && (first_label(rec) != label_num)) | |
4555 | continue; | |
4556 | ||
379ca9cf OF |
4557 | if ((dump_opt['u'] < 4) && |
4558 | (ub->ub_mmp_magic == MMP_MAGIC) && ub->ub_mmp_delay && | |
4559 | (i >= VDEV_UBERBLOCK_COUNT(&vd) - MMP_BLOCKS_PER_LABEL)) | |
4560 | continue; | |
4561 | ||
3c9e0d67 OF |
4562 | print_label_header(label, label_num); |
4563 | (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, | |
4564 | " Uberblock[%d]\n", i); | |
4565 | dump_uberblock(ub, header, ""); | |
4566 | print_label_numbers(" labels = ", rec); | |
4567 | } | |
4568 | } | |
4569 | ||
a44e7faa BB |
4570 | static char curpath[PATH_MAX]; |
4571 | ||
4572 | /* | |
4573 | * Iterate through the path components, recursively passing | |
4574 | * current one's obj and remaining path until we find the obj | |
4575 | * for the last one. | |
4576 | */ | |
4577 | static int | |
393e6924 | 4578 | dump_path_impl(objset_t *os, uint64_t obj, char *name, uint64_t *retobj) |
a44e7faa BB |
4579 | { |
4580 | int err; | |
30af21b0 | 4581 | boolean_t header = B_TRUE; |
a44e7faa BB |
4582 | uint64_t child_obj; |
4583 | char *s; | |
4584 | dmu_buf_t *db; | |
4585 | dmu_object_info_t doi; | |
4586 | ||
4587 | if ((s = strchr(name, '/')) != NULL) | |
4588 | *s = '\0'; | |
4589 | err = zap_lookup(os, obj, name, 8, 1, &child_obj); | |
4590 | ||
4591 | (void) strlcat(curpath, name, sizeof (curpath)); | |
4592 | ||
4593 | if (err != 0) { | |
4594 | (void) fprintf(stderr, "failed to lookup %s: %s\n", | |
4595 | curpath, strerror(err)); | |
4596 | return (err); | |
4597 | } | |
4598 | ||
4599 | child_obj = ZFS_DIRENT_OBJ(child_obj); | |
4600 | err = sa_buf_hold(os, child_obj, FTAG, &db); | |
4601 | if (err != 0) { | |
4602 | (void) fprintf(stderr, | |
4603 | "failed to get SA dbuf for obj %llu: %s\n", | |
4604 | (u_longlong_t)child_obj, strerror(err)); | |
4605 | return (EINVAL); | |
4606 | } | |
4607 | dmu_object_info_from_db(db, &doi); | |
4608 | sa_buf_rele(db, FTAG); | |
4609 | ||
4610 | if (doi.doi_bonus_type != DMU_OT_SA && | |
4611 | doi.doi_bonus_type != DMU_OT_ZNODE) { | |
4612 | (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", | |
4613 | doi.doi_bonus_type, (u_longlong_t)child_obj); | |
4614 | return (EINVAL); | |
4615 | } | |
4616 | ||
4617 | if (dump_opt['v'] > 6) { | |
4618 | (void) printf("obj=%llu %s type=%d bonustype=%d\n", | |
4619 | (u_longlong_t)child_obj, curpath, doi.doi_type, | |
4620 | doi.doi_bonus_type); | |
4621 | } | |
4622 | ||
4623 | (void) strlcat(curpath, "/", sizeof (curpath)); | |
4624 | ||
4625 | switch (doi.doi_type) { | |
4626 | case DMU_OT_DIRECTORY_CONTENTS: | |
4627 | if (s != NULL && *(s + 1) != '\0') | |
393e6924 | 4628 | return (dump_path_impl(os, child_obj, s + 1, retobj)); |
6954c22f | 4629 | fallthrough; |
a44e7faa | 4630 | case DMU_OT_PLAIN_FILE_CONTENTS: |
393e6924 AJ |
4631 | if (retobj != NULL) { |
4632 | *retobj = child_obj; | |
4633 | } else { | |
4634 | dump_object(os, child_obj, dump_opt['v'], &header, | |
4635 | NULL, 0); | |
4636 | } | |
a44e7faa BB |
4637 | return (0); |
4638 | default: | |
4639 | (void) fprintf(stderr, "object %llu has non-file/directory " | |
4640 | "type %d\n", (u_longlong_t)obj, doi.doi_type); | |
4641 | break; | |
4642 | } | |
4643 | ||
4644 | return (EINVAL); | |
4645 | } | |
4646 | ||
4647 | /* | |
4648 | * Dump the blocks for the object specified by path inside the dataset. | |
4649 | */ | |
4650 | static int | |
393e6924 | 4651 | dump_path(char *ds, char *path, uint64_t *retobj) |
a44e7faa BB |
4652 | { |
4653 | int err; | |
4654 | objset_t *os; | |
4655 | uint64_t root_obj; | |
4656 | ||
30af21b0 | 4657 | err = open_objset(ds, FTAG, &os); |
a44e7faa BB |
4658 | if (err != 0) |
4659 | return (err); | |
4660 | ||
4661 | err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); | |
4662 | if (err != 0) { | |
4663 | (void) fprintf(stderr, "can't lookup root znode: %s\n", | |
4664 | strerror(err)); | |
30af21b0 | 4665 | close_objset(os, FTAG); |
a44e7faa BB |
4666 | return (EINVAL); |
4667 | } | |
4668 | ||
4669 | (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); | |
4670 | ||
393e6924 | 4671 | err = dump_path_impl(os, root_obj, path, retobj); |
a44e7faa BB |
4672 | |
4673 | close_objset(os, FTAG); | |
4674 | return (err); | |
4675 | } | |
4676 | ||
393e6924 AJ |
4677 | static int |
4678 | zdb_copy_object(objset_t *os, uint64_t srcobj, char *destfile) | |
4679 | { | |
4680 | int err = 0; | |
4681 | uint64_t size, readsize, oursize, offset; | |
4682 | ssize_t writesize; | |
4683 | sa_handle_t *hdl; | |
4684 | ||
4685 | (void) printf("Copying object %" PRIu64 " to file %s\n", srcobj, | |
4686 | destfile); | |
4687 | ||
4688 | VERIFY3P(os, ==, sa_os); | |
4689 | if ((err = sa_handle_get(os, srcobj, NULL, SA_HDL_PRIVATE, &hdl))) { | |
4690 | (void) printf("Failed to get handle for SA znode\n"); | |
4691 | return (err); | |
4692 | } | |
4693 | if ((err = sa_lookup(hdl, sa_attr_table[ZPL_SIZE], &size, 8))) { | |
4694 | (void) sa_handle_destroy(hdl); | |
4695 | return (err); | |
4696 | } | |
4697 | (void) sa_handle_destroy(hdl); | |
4698 | ||
4699 | (void) printf("Object %" PRIu64 " is %" PRIu64 " bytes\n", srcobj, | |
4700 | size); | |
4701 | if (size == 0) { | |
4702 | return (EINVAL); | |
4703 | } | |
4704 | ||
4705 | int fd = open(destfile, O_WRONLY | O_CREAT | O_TRUNC, 0644); | |
4706 | /* | |
4707 | * We cap the size at 1 mebibyte here to prevent | |
4708 | * allocation failures and nigh-infinite printing if the | |
4709 | * object is extremely large. | |
4710 | */ | |
4711 | oursize = MIN(size, 1 << 20); | |
4712 | offset = 0; | |
4713 | char *buf = kmem_alloc(oursize, KM_NOSLEEP); | |
4714 | if (buf == NULL) { | |
4715 | return (ENOMEM); | |
4716 | } | |
4717 | ||
4718 | while (offset < size) { | |
4719 | readsize = MIN(size - offset, 1 << 20); | |
4720 | err = dmu_read(os, srcobj, offset, readsize, buf, 0); | |
4721 | if (err != 0) { | |
4722 | (void) printf("got error %u from dmu_read\n", err); | |
4723 | kmem_free(buf, oursize); | |
4724 | return (err); | |
4725 | } | |
4726 | if (dump_opt['v'] > 3) { | |
4727 | (void) printf("Read offset=%" PRIu64 " size=%" PRIu64 | |
4728 | " error=%d\n", offset, readsize, err); | |
4729 | } | |
4730 | ||
4731 | writesize = write(fd, buf, readsize); | |
4732 | if (writesize < 0) { | |
4733 | err = errno; | |
4734 | break; | |
4735 | } else if (writesize != readsize) { | |
4736 | /* Incomplete write */ | |
4737 | (void) fprintf(stderr, "Short write, only wrote %llu of" | |
4738 | " %" PRIu64 " bytes, exiting...\n", | |
4739 | (u_longlong_t)writesize, readsize); | |
4740 | break; | |
4741 | } | |
4742 | ||
4743 | offset += readsize; | |
4744 | } | |
4745 | ||
4746 | (void) close(fd); | |
4747 | ||
4748 | if (buf != NULL) | |
4749 | kmem_free(buf, oursize); | |
4750 | ||
4751 | return (err); | |
4752 | } | |
4753 | ||
3c9e0d67 OF |
4754 | static int |
4755 | dump_label(const char *dev) | |
4756 | { | |
35a357a9 | 4757 | char path[MAXPATHLEN]; |
cf89a4ec | 4758 | zdb_label_t labels[VDEV_LABELS]; |
77f6826b | 4759 | uint64_t psize, ashift, l2cache; |
3c9e0d67 OF |
4760 | struct stat64 statbuf; |
4761 | boolean_t config_found = B_FALSE; | |
4762 | boolean_t error = B_FALSE; | |
77f6826b | 4763 | boolean_t read_l2arc_header = B_FALSE; |
3c9e0d67 OF |
4764 | avl_tree_t config_tree; |
4765 | avl_tree_t uberblock_tree; | |
4766 | void *node, *cookie; | |
4767 | int fd; | |
4768 | ||
4769 | bzero(labels, sizeof (labels)); | |
34dc7c2f | 4770 | |
dbb38f66 YP |
4771 | /* |
4772 | * Check if we were given absolute path and use it as is. | |
4773 | * Otherwise if the provided vdev name doesn't point to a file, | |
4774 | * try prepending expected disk paths and partition numbers. | |
4775 | */ | |
35a357a9 | 4776 | (void) strlcpy(path, dev, sizeof (path)); |
dbb38f66 YP |
4777 | if (dev[0] != '/' && stat64(path, &statbuf) != 0) { |
4778 | int error; | |
4779 | ||
4780 | error = zfs_resolve_shortname(dev, path, MAXPATHLEN); | |
4781 | if (error == 0 && zfs_dev_is_whole_disk(path)) { | |
4782 | if (zfs_append_partition(path, MAXPATHLEN) == -1) | |
4783 | error = ENOENT; | |
4784 | } | |
4785 | ||
4786 | if (error || (stat64(path, &statbuf) != 0)) { | |
4787 | (void) printf("failed to find device %s, try " | |
4788 | "specifying absolute path instead\n", dev); | |
4789 | return (1); | |
4790 | } | |
4791 | } | |
428870ff BB |
4792 | |
4793 | if ((fd = open64(path, O_RDONLY)) < 0) { | |
4794 | (void) printf("cannot open '%s': %s\n", path, strerror(errno)); | |
34dc7c2f BB |
4795 | exit(1); |
4796 | } | |
4797 | ||
8d4e8140 | 4798 | if (fstat64_blk(fd, &statbuf) != 0) { |
428870ff | 4799 | (void) printf("failed to stat '%s': %s\n", path, |
34dc7c2f | 4800 | strerror(errno)); |
428870ff BB |
4801 | (void) close(fd); |
4802 | exit(1); | |
4803 | } | |
4804 | ||
d46f0deb | 4805 | if (S_ISBLK(statbuf.st_mode) && zfs_dev_flush(fd) != 0) |
c30e34fa | 4806 | (void) printf("failed to invalidate cache '%s' : %s\n", path, |
4807 | strerror(errno)); | |
4808 | ||
3c9e0d67 OF |
4809 | avl_create(&config_tree, cksum_record_compare, |
4810 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
4811 | avl_create(&uberblock_tree, cksum_record_compare, | |
4812 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
4813 | ||
34dc7c2f BB |
4814 | psize = statbuf.st_size; |
4815 | psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); | |
3c9e0d67 | 4816 | ashift = SPA_MINBLOCKSHIFT; |
34dc7c2f | 4817 | |
3c9e0d67 OF |
4818 | /* |
4819 | * 1. Read the label from disk | |
4820 | * 2. Unpack the configuration and insert in config tree. | |
4821 | * 3. Traverse all uberblocks and insert in uberblock tree. | |
4822 | */ | |
4823 | for (int l = 0; l < VDEV_LABELS; l++) { | |
cf89a4ec | 4824 | zdb_label_t *label = &labels[l]; |
3c9e0d67 OF |
4825 | char *buf = label->label.vl_vdev_phys.vp_nvlist; |
4826 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
4827 | nvlist_t *config; | |
4828 | cksum_record_t *rec; | |
4829 | zio_cksum_t cksum; | |
4830 | vdev_t vd; | |
4831 | ||
4832 | if (pread64(fd, &label->label, sizeof (label->label), | |
4833 | vdev_label_offset(psize, l, 0)) != sizeof (label->label)) { | |
35a357a9 DB |
4834 | if (!dump_opt['q']) |
4835 | (void) printf("failed to read label %d\n", l); | |
3c9e0d67 OF |
4836 | label->read_failed = B_TRUE; |
4837 | error = B_TRUE; | |
34dc7c2f BB |
4838 | continue; |
4839 | } | |
4840 | ||
3c9e0d67 OF |
4841 | label->read_failed = B_FALSE; |
4842 | ||
4843 | if (nvlist_unpack(buf, buflen, &config, 0) == 0) { | |
428870ff | 4844 | nvlist_t *vdev_tree = NULL; |
3c9e0d67 | 4845 | size_t size; |
428870ff | 4846 | |
428870ff BB |
4847 | if ((nvlist_lookup_nvlist(config, |
4848 | ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || | |
4849 | (nvlist_lookup_uint64(vdev_tree, | |
4850 | ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) | |
4851 | ashift = SPA_MINBLOCKSHIFT; | |
3c9e0d67 OF |
4852 | |
4853 | if (nvlist_size(config, &size, NV_ENCODE_XDR) != 0) | |
4854 | size = buflen; | |
4855 | ||
77f6826b GA |
4856 | /* If the device is a cache device clear the header. */ |
4857 | if (!read_l2arc_header) { | |
4858 | if (nvlist_lookup_uint64(config, | |
4859 | ZPOOL_CONFIG_POOL_STATE, &l2cache) == 0 && | |
4860 | l2cache == POOL_STATE_L2CACHE) { | |
4861 | read_l2arc_header = B_TRUE; | |
4862 | } | |
4863 | } | |
4864 | ||
3c9e0d67 OF |
4865 | fletcher_4_native_varsize(buf, size, &cksum); |
4866 | rec = cksum_record_insert(&config_tree, &cksum, l); | |
4867 | ||
4868 | label->config = rec; | |
4869 | label->config_nv = config; | |
4870 | config_found = B_TRUE; | |
4871 | } else { | |
4872 | error = B_TRUE; | |
34dc7c2f | 4873 | } |
3c9e0d67 OF |
4874 | |
4875 | vd.vdev_ashift = ashift; | |
4876 | vd.vdev_top = &vd; | |
4877 | ||
4878 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
4879 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
4880 | uberblock_t *ub = (void *)((char *)label + uoff); | |
4881 | ||
4882 | if (uberblock_verify(ub)) | |
4883 | continue; | |
4884 | ||
4885 | fletcher_4_native_varsize(ub, sizeof (*ub), &cksum); | |
4886 | rec = cksum_record_insert(&uberblock_tree, &cksum, l); | |
4887 | ||
4888 | label->uberblocks[i] = rec; | |
4889 | } | |
4890 | } | |
4891 | ||
4892 | /* | |
4893 | * Dump the label and uberblocks. | |
4894 | */ | |
4895 | for (int l = 0; l < VDEV_LABELS; l++) { | |
cf89a4ec | 4896 | zdb_label_t *label = &labels[l]; |
3c9e0d67 OF |
4897 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); |
4898 | ||
4899 | if (label->read_failed == B_TRUE) | |
4900 | continue; | |
4901 | ||
4902 | if (label->config_nv) { | |
4903 | dump_config_from_label(label, buflen, l); | |
4904 | } else { | |
4905 | if (!dump_opt['q']) | |
4906 | (void) printf("failed to unpack label %d\n", l); | |
4907 | } | |
4908 | ||
428870ff | 4909 | if (dump_opt['u']) |
3c9e0d67 OF |
4910 | dump_label_uberblocks(label, ashift, l); |
4911 | ||
4912 | nvlist_free(label->config_nv); | |
34dc7c2f | 4913 | } |
428870ff | 4914 | |
77f6826b GA |
4915 | /* |
4916 | * Dump the L2ARC header, if existent. | |
4917 | */ | |
4918 | if (read_l2arc_header) | |
657fd33b | 4919 | error |= dump_l2arc_header(fd); |
77f6826b | 4920 | |
3c9e0d67 OF |
4921 | cookie = NULL; |
4922 | while ((node = avl_destroy_nodes(&config_tree, &cookie)) != NULL) | |
4923 | umem_free(node, sizeof (cksum_record_t)); | |
4924 | ||
4925 | cookie = NULL; | |
4926 | while ((node = avl_destroy_nodes(&uberblock_tree, &cookie)) != NULL) | |
4927 | umem_free(node, sizeof (cksum_record_t)); | |
4928 | ||
4929 | avl_destroy(&config_tree); | |
4930 | avl_destroy(&uberblock_tree); | |
4931 | ||
428870ff | 4932 | (void) close(fd); |
35a357a9 | 4933 | |
3c9e0d67 OF |
4934 | return (config_found == B_FALSE ? 2 : |
4935 | (error == B_TRUE ? 1 : 0)); | |
34dc7c2f BB |
4936 | } |
4937 | ||
241b5415 | 4938 | static uint64_t dataset_feature_count[SPA_FEATURES]; |
30af21b0 | 4939 | static uint64_t global_feature_count[SPA_FEATURES]; |
a1d477c2 | 4940 | static uint64_t remap_deadlist_count = 0; |
f1512ee6 | 4941 | |
34dc7c2f BB |
4942 | /*ARGSUSED*/ |
4943 | static int | |
37f03da8 | 4944 | dump_one_objset(const char *dsname, void *arg) |
34dc7c2f BB |
4945 | { |
4946 | int error; | |
4947 | objset_t *os; | |
241b5415 | 4948 | spa_feature_t f; |
34dc7c2f | 4949 | |
30af21b0 | 4950 | error = open_objset(dsname, FTAG, &os); |
a44e7faa | 4951 | if (error != 0) |
34dc7c2f | 4952 | return (0); |
241b5415 MA |
4953 | |
4954 | for (f = 0; f < SPA_FEATURES; f++) { | |
d52d80b7 | 4955 | if (!dsl_dataset_feature_is_active(dmu_objset_ds(os), f)) |
241b5415 MA |
4956 | continue; |
4957 | ASSERT(spa_feature_table[f].fi_flags & | |
4958 | ZFEATURE_FLAG_PER_DATASET); | |
4959 | dataset_feature_count[f]++; | |
4960 | } | |
4961 | ||
a1d477c2 MA |
4962 | if (dsl_dataset_remap_deadlist_exists(dmu_objset_ds(os))) { |
4963 | remap_deadlist_count++; | |
4964 | } | |
4965 | ||
30af21b0 PD |
4966 | for (dsl_bookmark_node_t *dbn = |
4967 | avl_first(&dmu_objset_ds(os)->ds_bookmarks); dbn != NULL; | |
4968 | dbn = AVL_NEXT(&dmu_objset_ds(os)->ds_bookmarks, dbn)) { | |
4969 | mos_obj_refd(dbn->dbn_phys.zbm_redaction_obj); | |
4970 | if (dbn->dbn_phys.zbm_redaction_obj != 0) | |
4971 | global_feature_count[SPA_FEATURE_REDACTION_BOOKMARKS]++; | |
4972 | if (dbn->dbn_phys.zbm_flags & ZBM_FLAG_HAS_FBN) | |
4973 | global_feature_count[SPA_FEATURE_BOOKMARK_WRITTEN]++; | |
4974 | } | |
4975 | ||
37f03da8 SH |
4976 | if (dsl_deadlist_is_open(&dmu_objset_ds(os)->ds_dir->dd_livelist) && |
4977 | !dmu_objset_is_snapshot(os)) { | |
4978 | global_feature_count[SPA_FEATURE_LIVELIST]++; | |
4979 | } | |
4980 | ||
4981 | dump_objset(os); | |
a44e7faa | 4982 | close_objset(os, FTAG); |
34dc7c2f BB |
4983 | fuid_table_destroy(); |
4984 | return (0); | |
4985 | } | |
4986 | ||
34dc7c2f | 4987 | /* |
428870ff | 4988 | * Block statistics. |
34dc7c2f | 4989 | */ |
f1512ee6 | 4990 | #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) |
34dc7c2f | 4991 | typedef struct zdb_blkstats { |
d5869641 MA |
4992 | uint64_t zb_asize; |
4993 | uint64_t zb_lsize; | |
4994 | uint64_t zb_psize; | |
4995 | uint64_t zb_count; | |
83017311 MA |
4996 | uint64_t zb_gangs; |
4997 | uint64_t zb_ditto_samevdev; | |
cc99f275 | 4998 | uint64_t zb_ditto_same_ms; |
d5869641 | 4999 | uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; |
34dc7c2f BB |
5000 | } zdb_blkstats_t; |
5001 | ||
428870ff BB |
5002 | /* |
5003 | * Extended object types to report deferred frees and dedup auto-ditto blocks. | |
5004 | */ | |
5005 | #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) | |
5006 | #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) | |
9ae529ec CS |
5007 | #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) |
5008 | #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) | |
428870ff | 5009 | |
867959b5 | 5010 | static const char *zdb_ot_extname[] = { |
428870ff BB |
5011 | "deferred free", |
5012 | "dedup ditto", | |
9ae529ec | 5013 | "other", |
428870ff BB |
5014 | "Total", |
5015 | }; | |
34dc7c2f | 5016 | |
b128c09f | 5017 | #define ZB_TOTAL DN_MAX_LEVELS |
bfcbec6f | 5018 | #define SPA_MAX_FOR_16M (SPA_MAXBLOCKSHIFT+1) |
34dc7c2f BB |
5019 | |
5020 | typedef struct zdb_cb { | |
428870ff | 5021 | zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; |
a1d477c2 | 5022 | uint64_t zcb_removing_size; |
d2734cce | 5023 | uint64_t zcb_checkpoint_size; |
428870ff BB |
5024 | uint64_t zcb_dedup_asize; |
5025 | uint64_t zcb_dedup_blocks; | |
bfcbec6f RN |
5026 | uint64_t zcb_psize_count[SPA_MAX_FOR_16M]; |
5027 | uint64_t zcb_lsize_count[SPA_MAX_FOR_16M]; | |
5028 | uint64_t zcb_asize_count[SPA_MAX_FOR_16M]; | |
5029 | uint64_t zcb_psize_len[SPA_MAX_FOR_16M]; | |
5030 | uint64_t zcb_lsize_len[SPA_MAX_FOR_16M]; | |
5031 | uint64_t zcb_asize_len[SPA_MAX_FOR_16M]; | |
5032 | uint64_t zcb_psize_total; | |
5033 | uint64_t zcb_lsize_total; | |
5034 | uint64_t zcb_asize_total; | |
9b67f605 MA |
5035 | uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; |
5036 | uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] | |
f0c26069 | 5037 | [BPE_PAYLOAD_SIZE + 1]; |
d5869641 | 5038 | uint64_t zcb_start; |
867959b5 | 5039 | hrtime_t zcb_lastprint; |
d5869641 | 5040 | uint64_t zcb_totalasize; |
34dc7c2f | 5041 | uint64_t zcb_errors[256]; |
34dc7c2f BB |
5042 | int zcb_readfails; |
5043 | int zcb_haderrors; | |
428870ff | 5044 | spa_t *zcb_spa; |
a1d477c2 | 5045 | uint32_t **zcb_vd_obsolete_counts; |
34dc7c2f BB |
5046 | } zdb_cb_t; |
5047 | ||
cc99f275 DB |
5048 | /* test if two DVA offsets from same vdev are within the same metaslab */ |
5049 | static boolean_t | |
5050 | same_metaslab(spa_t *spa, uint64_t vdev, uint64_t off1, uint64_t off2) | |
5051 | { | |
5052 | vdev_t *vd = vdev_lookup_top(spa, vdev); | |
5053 | uint64_t ms_shift = vd->vdev_ms_shift; | |
5054 | ||
5055 | return ((off1 >> ms_shift) == (off2 >> ms_shift)); | |
5056 | } | |
5057 | ||
bfcbec6f RN |
5058 | /* |
5059 | * Used to simplify reporting of the histogram data. | |
5060 | */ | |
5061 | typedef struct one_histo { | |
5062 | char *name; | |
5063 | uint64_t *count; | |
5064 | uint64_t *len; | |
5065 | uint64_t cumulative; | |
5066 | } one_histo_t; | |
5067 | ||
5068 | /* | |
5069 | * The number of separate histograms processed for psize, lsize and asize. | |
5070 | */ | |
5071 | #define NUM_HISTO 3 | |
5072 | ||
5073 | /* | |
5074 | * This routine will create a fixed column size output of three different | |
5075 | * histograms showing by blocksize of 512 - 2^ SPA_MAX_FOR_16M | |
5076 | * the count, length and cumulative length of the psize, lsize and | |
5077 | * asize blocks. | |
5078 | * | |
5079 | * All three types of blocks are listed on a single line | |
5080 | * | |
5081 | * By default the table is printed in nicenumber format (e.g. 123K) but | |
5082 | * if the '-P' parameter is specified then the full raw number (parseable) | |
5083 | * is printed out. | |
5084 | */ | |
5085 | static void | |
5086 | dump_size_histograms(zdb_cb_t *zcb) | |
5087 | { | |
5088 | /* | |
5089 | * A temporary buffer that allows us to convert a number into | |
5090 | * a string using zdb_nicenumber to allow either raw or human | |
5091 | * readable numbers to be output. | |
5092 | */ | |
5093 | char numbuf[32]; | |
5094 | ||
5095 | /* | |
5096 | * Define titles which are used in the headers of the tables | |
5097 | * printed by this routine. | |
5098 | */ | |
5099 | const char blocksize_title1[] = "block"; | |
5100 | const char blocksize_title2[] = "size"; | |
5101 | const char count_title[] = "Count"; | |
5102 | const char length_title[] = "Size"; | |
5103 | const char cumulative_title[] = "Cum."; | |
5104 | ||
5105 | /* | |
5106 | * Setup the histogram arrays (psize, lsize, and asize). | |
5107 | */ | |
5108 | one_histo_t parm_histo[NUM_HISTO]; | |
5109 | ||
5110 | parm_histo[0].name = "psize"; | |
5111 | parm_histo[0].count = zcb->zcb_psize_count; | |
5112 | parm_histo[0].len = zcb->zcb_psize_len; | |
5113 | parm_histo[0].cumulative = 0; | |
5114 | ||
5115 | parm_histo[1].name = "lsize"; | |
5116 | parm_histo[1].count = zcb->zcb_lsize_count; | |
5117 | parm_histo[1].len = zcb->zcb_lsize_len; | |
5118 | parm_histo[1].cumulative = 0; | |
5119 | ||
5120 | parm_histo[2].name = "asize"; | |
5121 | parm_histo[2].count = zcb->zcb_asize_count; | |
5122 | parm_histo[2].len = zcb->zcb_asize_len; | |
5123 | parm_histo[2].cumulative = 0; | |
5124 | ||
5125 | ||
5126 | (void) printf("\nBlock Size Histogram\n"); | |
5127 | /* | |
5128 | * Print the first line titles | |
5129 | */ | |
5130 | if (dump_opt['P']) | |
5131 | (void) printf("\n%s\t", blocksize_title1); | |
5132 | else | |
5133 | (void) printf("\n%7s ", blocksize_title1); | |
5134 | ||
5135 | for (int j = 0; j < NUM_HISTO; j++) { | |
5136 | if (dump_opt['P']) { | |
5137 | if (j < NUM_HISTO - 1) { | |
5138 | (void) printf("%s\t\t\t", parm_histo[j].name); | |
5139 | } else { | |
5140 | /* Don't print trailing spaces */ | |
5141 | (void) printf(" %s", parm_histo[j].name); | |
5142 | } | |
5143 | } else { | |
5144 | if (j < NUM_HISTO - 1) { | |
5145 | /* Left aligned strings in the output */ | |
5146 | (void) printf("%-7s ", | |
5147 | parm_histo[j].name); | |
5148 | } else { | |
5149 | /* Don't print trailing spaces */ | |
5150 | (void) printf("%s", parm_histo[j].name); | |
5151 | } | |
5152 | } | |
5153 | } | |
5154 | (void) printf("\n"); | |
5155 | ||
5156 | /* | |
5157 | * Print the second line titles | |
5158 | */ | |
5159 | if (dump_opt['P']) { | |
5160 | (void) printf("%s\t", blocksize_title2); | |
5161 | } else { | |
5162 | (void) printf("%7s ", blocksize_title2); | |
5163 | } | |
5164 | ||
5165 | for (int i = 0; i < NUM_HISTO; i++) { | |
5166 | if (dump_opt['P']) { | |
5167 | (void) printf("%s\t%s\t%s\t", | |
5168 | count_title, length_title, cumulative_title); | |
5169 | } else { | |
5170 | (void) printf("%7s%7s%7s", | |
5171 | count_title, length_title, cumulative_title); | |
5172 | } | |
5173 | } | |
5174 | (void) printf("\n"); | |
5175 | ||
5176 | /* | |
5177 | * Print the rows | |
5178 | */ | |
5179 | for (int i = SPA_MINBLOCKSHIFT; i < SPA_MAX_FOR_16M; i++) { | |
5180 | ||
5181 | /* | |
5182 | * Print the first column showing the blocksize | |
5183 | */ | |
5184 | zdb_nicenum((1ULL << i), numbuf, sizeof (numbuf)); | |
5185 | ||
5186 | if (dump_opt['P']) { | |
5187 | printf("%s", numbuf); | |
5188 | } else { | |
5189 | printf("%7s:", numbuf); | |
5190 | } | |
5191 | ||
5192 | /* | |
5193 | * Print the remaining set of 3 columns per size: | |
5194 | * for psize, lsize and asize | |
5195 | */ | |
5196 | for (int j = 0; j < NUM_HISTO; j++) { | |
5197 | parm_histo[j].cumulative += parm_histo[j].len[i]; | |
5198 | ||
5199 | zdb_nicenum(parm_histo[j].count[i], | |
5200 | numbuf, sizeof (numbuf)); | |
5201 | if (dump_opt['P']) | |
5202 | (void) printf("\t%s", numbuf); | |
5203 | else | |
5204 | (void) printf("%7s", numbuf); | |
5205 | ||
5206 | zdb_nicenum(parm_histo[j].len[i], | |
5207 | numbuf, sizeof (numbuf)); | |
5208 | if (dump_opt['P']) | |
5209 | (void) printf("\t%s", numbuf); | |
5210 | else | |
5211 | (void) printf("%7s", numbuf); | |
5212 | ||
5213 | zdb_nicenum(parm_histo[j].cumulative, | |
5214 | numbuf, sizeof (numbuf)); | |
5215 | if (dump_opt['P']) | |
5216 | (void) printf("\t%s", numbuf); | |
5217 | else | |
5218 | (void) printf("%7s", numbuf); | |
5219 | } | |
5220 | (void) printf("\n"); | |
5221 | } | |
5222 | } | |
5223 | ||
34dc7c2f | 5224 | static void |
428870ff BB |
5225 | zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, |
5226 | dmu_object_type_t type) | |
34dc7c2f | 5227 | { |
428870ff | 5228 | uint64_t refcnt = 0; |
d6320ddb | 5229 | int i; |
428870ff BB |
5230 | |
5231 | ASSERT(type < ZDB_OT_TOTAL); | |
5232 | ||
5233 | if (zilog && zil_bp_tree_add(zilog, bp) != 0) | |
5234 | return; | |
5235 | ||
cc99f275 DB |
5236 | spa_config_enter(zcb->zcb_spa, SCL_CONFIG, FTAG, RW_READER); |
5237 | ||
d6320ddb | 5238 | for (i = 0; i < 4; i++) { |
34dc7c2f | 5239 | int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; |
428870ff | 5240 | int t = (i & 1) ? type : ZDB_OT_TOTAL; |
83017311 | 5241 | int equal; |
34dc7c2f BB |
5242 | zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; |
5243 | ||
5244 | zb->zb_asize += BP_GET_ASIZE(bp); | |
5245 | zb->zb_lsize += BP_GET_LSIZE(bp); | |
5246 | zb->zb_psize += BP_GET_PSIZE(bp); | |
5247 | zb->zb_count++; | |
f1512ee6 MA |
5248 | |
5249 | /* | |
5250 | * The histogram is only big enough to record blocks up to | |
5251 | * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, | |
5252 | * "other", bucket. | |
5253 | */ | |
867959b5 | 5254 | unsigned idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; |
f1512ee6 MA |
5255 | idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); |
5256 | zb->zb_psize_histogram[idx]++; | |
83017311 MA |
5257 | |
5258 | zb->zb_gangs += BP_COUNT_GANG(bp); | |
5259 | ||
5260 | switch (BP_GET_NDVAS(bp)) { | |
5261 | case 2: | |
5262 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
cc99f275 | 5263 | DVA_GET_VDEV(&bp->blk_dva[1])) { |
83017311 | 5264 | zb->zb_ditto_samevdev++; |
cc99f275 DB |
5265 | |
5266 | if (same_metaslab(zcb->zcb_spa, | |
5267 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
5268 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
5269 | DVA_GET_OFFSET(&bp->blk_dva[1]))) | |
5270 | zb->zb_ditto_same_ms++; | |
5271 | } | |
83017311 MA |
5272 | break; |
5273 | case 3: | |
5274 | equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
5275 | DVA_GET_VDEV(&bp->blk_dva[1])) + | |
5276 | (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
5277 | DVA_GET_VDEV(&bp->blk_dva[2])) + | |
5278 | (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
5279 | DVA_GET_VDEV(&bp->blk_dva[2])); | |
cc99f275 | 5280 | if (equal != 0) { |
83017311 | 5281 | zb->zb_ditto_samevdev++; |
cc99f275 DB |
5282 | |
5283 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
5284 | DVA_GET_VDEV(&bp->blk_dva[1]) && | |
5285 | same_metaslab(zcb->zcb_spa, | |
5286 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
5287 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
5288 | DVA_GET_OFFSET(&bp->blk_dva[1]))) | |
5289 | zb->zb_ditto_same_ms++; | |
5290 | else if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
5291 | DVA_GET_VDEV(&bp->blk_dva[2]) && | |
5292 | same_metaslab(zcb->zcb_spa, | |
5293 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
5294 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
5295 | DVA_GET_OFFSET(&bp->blk_dva[2]))) | |
5296 | zb->zb_ditto_same_ms++; | |
5297 | else if (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
5298 | DVA_GET_VDEV(&bp->blk_dva[2]) && | |
5299 | same_metaslab(zcb->zcb_spa, | |
5300 | DVA_GET_VDEV(&bp->blk_dva[1]), | |
5301 | DVA_GET_OFFSET(&bp->blk_dva[1]), | |
5302 | DVA_GET_OFFSET(&bp->blk_dva[2]))) | |
5303 | zb->zb_ditto_same_ms++; | |
5304 | } | |
83017311 MA |
5305 | break; |
5306 | } | |
34dc7c2f BB |
5307 | } |
5308 | ||
cc99f275 DB |
5309 | spa_config_exit(zcb->zcb_spa, SCL_CONFIG, FTAG); |
5310 | ||
9b67f605 MA |
5311 | if (BP_IS_EMBEDDED(bp)) { |
5312 | zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; | |
5313 | zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] | |
5314 | [BPE_GET_PSIZE(bp)]++; | |
5315 | return; | |
5316 | } | |
bfcbec6f RN |
5317 | /* |
5318 | * The binning histogram bins by powers of two up to | |
5319 | * SPA_MAXBLOCKSIZE rather than creating bins for | |
5320 | * every possible blocksize found in the pool. | |
5321 | */ | |
5322 | int bin = highbit64(BP_GET_PSIZE(bp)) - 1; | |
5323 | ||
5324 | zcb->zcb_psize_count[bin]++; | |
5325 | zcb->zcb_psize_len[bin] += BP_GET_PSIZE(bp); | |
5326 | zcb->zcb_psize_total += BP_GET_PSIZE(bp); | |
5327 | ||
5328 | bin = highbit64(BP_GET_LSIZE(bp)) - 1; | |
5329 | ||
5330 | zcb->zcb_lsize_count[bin]++; | |
5331 | zcb->zcb_lsize_len[bin] += BP_GET_LSIZE(bp); | |
5332 | zcb->zcb_lsize_total += BP_GET_LSIZE(bp); | |
5333 | ||
5334 | bin = highbit64(BP_GET_ASIZE(bp)) - 1; | |
5335 | ||
5336 | zcb->zcb_asize_count[bin]++; | |
5337 | zcb->zcb_asize_len[bin] += BP_GET_ASIZE(bp); | |
5338 | zcb->zcb_asize_total += BP_GET_ASIZE(bp); | |
9b67f605 | 5339 | |
428870ff BB |
5340 | if (dump_opt['L']) |
5341 | return; | |
5342 | ||
5343 | if (BP_GET_DEDUP(bp)) { | |
5344 | ddt_t *ddt; | |
5345 | ddt_entry_t *dde; | |
5346 | ||
5347 | ddt = ddt_select(zcb->zcb_spa, bp); | |
5348 | ddt_enter(ddt); | |
5349 | dde = ddt_lookup(ddt, bp, B_FALSE); | |
5350 | ||
5351 | if (dde == NULL) { | |
5352 | refcnt = 0; | |
5353 | } else { | |
5354 | ddt_phys_t *ddp = ddt_phys_select(dde, bp); | |
5355 | ddt_phys_decref(ddp); | |
5356 | refcnt = ddp->ddp_refcnt; | |
5357 | if (ddt_phys_total_refcnt(dde) == 0) | |
5358 | ddt_remove(ddt, dde); | |
34dc7c2f | 5359 | } |
428870ff | 5360 | ddt_exit(ddt); |
34dc7c2f BB |
5361 | } |
5362 | ||
428870ff | 5363 | VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, |
d2734cce | 5364 | refcnt ? 0 : spa_min_claim_txg(zcb->zcb_spa), |
428870ff | 5365 | bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); |
34dc7c2f BB |
5366 | } |
5367 | ||
5853fe79 GW |
5368 | static void |
5369 | zdb_blkptr_done(zio_t *zio) | |
5370 | { | |
5371 | spa_t *spa = zio->io_spa; | |
5372 | blkptr_t *bp = zio->io_bp; | |
5373 | int ioerr = zio->io_error; | |
5374 | zdb_cb_t *zcb = zio->io_private; | |
5dbd68a3 | 5375 | zbookmark_phys_t *zb = &zio->io_bookmark; |
5853fe79 | 5376 | |
5853fe79 | 5377 | mutex_enter(&spa->spa_scrub_lock); |
c8242a96 | 5378 | spa->spa_load_verify_bytes -= BP_GET_PSIZE(bp); |
5853fe79 GW |
5379 | cv_broadcast(&spa->spa_scrub_io_cv); |
5380 | ||
5381 | if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { | |
5382 | char blkbuf[BP_SPRINTF_LEN]; | |
5383 | ||
5384 | zcb->zcb_haderrors = 1; | |
5385 | zcb->zcb_errors[ioerr]++; | |
5386 | ||
5387 | if (dump_opt['b'] >= 2) | |
b0bc7a84 | 5388 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
5853fe79 GW |
5389 | else |
5390 | blkbuf[0] = '\0'; | |
5391 | ||
5392 | (void) printf("zdb_blkptr_cb: " | |
5393 | "Got error %d reading " | |
5394 | "<%llu, %llu, %lld, %llx> %s -- skipping\n", | |
5395 | ioerr, | |
5396 | (u_longlong_t)zb->zb_objset, | |
5397 | (u_longlong_t)zb->zb_object, | |
5398 | (u_longlong_t)zb->zb_level, | |
5399 | (u_longlong_t)zb->zb_blkid, | |
5400 | blkbuf); | |
5401 | } | |
5402 | mutex_exit(&spa->spa_scrub_lock); | |
b2255edc BB |
5403 | |
5404 | abd_free(zio->io_abd); | |
5853fe79 GW |
5405 | } |
5406 | ||
34dc7c2f | 5407 | static int |
294f6806 | 5408 | zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, |
5dbd68a3 | 5409 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
34dc7c2f | 5410 | { |
34dc7c2f | 5411 | zdb_cb_t *zcb = arg; |
9babb374 | 5412 | dmu_object_type_t type; |
428870ff | 5413 | boolean_t is_metadata; |
34dc7c2f | 5414 | |
30af21b0 | 5415 | if (zb->zb_level == ZB_DNODE_LEVEL) |
fcff0f35 PD |
5416 | return (0); |
5417 | ||
b0bc7a84 MG |
5418 | if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { |
5419 | char blkbuf[BP_SPRINTF_LEN]; | |
5420 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); | |
5421 | (void) printf("objset %llu object %llu " | |
5422 | "level %lld offset 0x%llx %s\n", | |
5423 | (u_longlong_t)zb->zb_objset, | |
5424 | (u_longlong_t)zb->zb_object, | |
5425 | (longlong_t)zb->zb_level, | |
5426 | (u_longlong_t)blkid2offset(dnp, bp, zb), | |
5427 | blkbuf); | |
5428 | } | |
5429 | ||
30af21b0 | 5430 | if (BP_IS_HOLE(bp) || BP_IS_REDACTED(bp)) |
b128c09f BB |
5431 | return (0); |
5432 | ||
9babb374 BB |
5433 | type = BP_GET_TYPE(bp); |
5434 | ||
9ae529ec CS |
5435 | zdb_count_block(zcb, zilog, bp, |
5436 | (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); | |
b128c09f | 5437 | |
9ae529ec | 5438 | is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); |
428870ff | 5439 | |
9b67f605 MA |
5440 | if (!BP_IS_EMBEDDED(bp) && |
5441 | (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { | |
428870ff | 5442 | size_t size = BP_GET_PSIZE(bp); |
a6255b7f | 5443 | abd_t *abd = abd_alloc(size, B_FALSE); |
428870ff | 5444 | int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; |
9babb374 | 5445 | |
428870ff BB |
5446 | /* If it's an intent log block, failure is expected. */ |
5447 | if (zb->zb_level == ZB_ZIL_LEVEL) | |
5448 | flags |= ZIO_FLAG_SPECULATIVE; | |
b128c09f | 5449 | |
5853fe79 | 5450 | mutex_enter(&spa->spa_scrub_lock); |
c8242a96 | 5451 | while (spa->spa_load_verify_bytes > max_inflight_bytes) |
5853fe79 | 5452 | cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); |
c8242a96 | 5453 | spa->spa_load_verify_bytes += size; |
5853fe79 | 5454 | mutex_exit(&spa->spa_scrub_lock); |
428870ff | 5455 | |
a6255b7f | 5456 | zio_nowait(zio_read(NULL, spa, bp, abd, size, |
5853fe79 | 5457 | zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); |
34dc7c2f BB |
5458 | } |
5459 | ||
5460 | zcb->zcb_readfails = 0; | |
5461 | ||
e5fd1dd6 MA |
5462 | /* only call gethrtime() every 100 blocks */ |
5463 | static int iters; | |
5464 | if (++iters > 100) | |
5465 | iters = 0; | |
5466 | else | |
5467 | return (0); | |
5468 | ||
5469 | if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { | |
d5869641 MA |
5470 | uint64_t now = gethrtime(); |
5471 | char buf[10]; | |
5472 | uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; | |
01b572bc | 5473 | uint64_t kb_per_sec = |
d5869641 | 5474 | 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); |
01b572bc | 5475 | uint64_t sec_remaining = |
d5869641 MA |
5476 | (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; |
5477 | ||
f3c8c9e6 JK |
5478 | /* make sure nicenum has enough space */ |
5479 | CTASSERT(sizeof (buf) >= NN_NUMBUF_SZ); | |
5480 | ||
e7fbeb60 | 5481 | zfs_nicebytes(bytes, buf, sizeof (buf)); |
d5869641 | 5482 | (void) fprintf(stderr, |
01b572bc TS |
5483 | "\r%5s completed (%4"PRIu64"MB/s) " |
5484 | "estimated time remaining: " | |
5485 | "%"PRIu64"hr %02"PRIu64"min %02"PRIu64"sec ", | |
d5869641 MA |
5486 | buf, kb_per_sec / 1024, |
5487 | sec_remaining / 60 / 60, | |
5488 | sec_remaining / 60 % 60, | |
5489 | sec_remaining % 60); | |
5490 | ||
5491 | zcb->zcb_lastprint = now; | |
5492 | } | |
5493 | ||
34dc7c2f BB |
5494 | return (0); |
5495 | } | |
5496 | ||
428870ff | 5497 | static void |
93cf2076 | 5498 | zdb_leak(void *arg, uint64_t start, uint64_t size) |
428870ff | 5499 | { |
93cf2076 | 5500 | vdev_t *vd = arg; |
428870ff BB |
5501 | |
5502 | (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", | |
5503 | (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); | |
5504 | } | |
5505 | ||
93cf2076 | 5506 | static metaslab_ops_t zdb_metaslab_ops = { |
f3a7f661 | 5507 | NULL /* alloc */ |
428870ff BB |
5508 | }; |
5509 | ||
93e28d66 SD |
5510 | /* ARGSUSED */ |
5511 | static int | |
5512 | load_unflushed_svr_segs_cb(spa_t *spa, space_map_entry_t *sme, | |
5513 | uint64_t txg, void *arg) | |
5514 | { | |
5515 | spa_vdev_removal_t *svr = arg; | |
5516 | ||
5517 | uint64_t offset = sme->sme_offset; | |
5518 | uint64_t size = sme->sme_run; | |
5519 | ||
5520 | /* skip vdevs we don't care about */ | |
5521 | if (sme->sme_vdev != svr->svr_vdev_id) | |
5522 | return (0); | |
5523 | ||
5524 | vdev_t *vd = vdev_lookup_top(spa, sme->sme_vdev); | |
5525 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
5526 | ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); | |
5527 | ||
5528 | if (txg < metaslab_unflushed_txg(ms)) | |
5529 | return (0); | |
5530 | ||
93e28d66 SD |
5531 | if (sme->sme_type == SM_ALLOC) |
5532 | range_tree_add(svr->svr_allocd_segs, offset, size); | |
5533 | else | |
5534 | range_tree_remove(svr->svr_allocd_segs, offset, size); | |
5535 | ||
5536 | return (0); | |
5537 | } | |
5538 | ||
a1d477c2 MA |
5539 | /* ARGSUSED */ |
5540 | static void | |
5541 | claim_segment_impl_cb(uint64_t inner_offset, vdev_t *vd, uint64_t offset, | |
5542 | uint64_t size, void *arg) | |
5543 | { | |
5544 | /* | |
5545 | * This callback was called through a remap from | |
5546 | * a device being removed. Therefore, the vdev that | |
5547 | * this callback is applied to is a concrete | |
5548 | * vdev. | |
5549 | */ | |
5550 | ASSERT(vdev_is_concrete(vd)); | |
5551 | ||
5552 | VERIFY0(metaslab_claim_impl(vd, offset, size, | |
d2734cce | 5553 | spa_min_claim_txg(vd->vdev_spa))); |
a1d477c2 MA |
5554 | } |
5555 | ||
5556 | static void | |
5557 | claim_segment_cb(void *arg, uint64_t offset, uint64_t size) | |
5558 | { | |
5559 | vdev_t *vd = arg; | |
5560 | ||
5561 | vdev_indirect_ops.vdev_op_remap(vd, offset, size, | |
5562 | claim_segment_impl_cb, NULL); | |
5563 | } | |
5564 | ||
5565 | /* | |
5566 | * After accounting for all allocated blocks that are directly referenced, | |
5567 | * we might have missed a reference to a block from a partially complete | |
5568 | * (and thus unused) indirect mapping object. We perform a secondary pass | |
5569 | * through the metaslabs we have already mapped and claim the destination | |
5570 | * blocks. | |
5571 | */ | |
5572 | static void | |
5573 | zdb_claim_removing(spa_t *spa, zdb_cb_t *zcb) | |
5574 | { | |
21e7cf5d SD |
5575 | if (dump_opt['L']) |
5576 | return; | |
5577 | ||
a1d477c2 MA |
5578 | if (spa->spa_vdev_removal == NULL) |
5579 | return; | |
5580 | ||
5581 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
5582 | ||
5583 | spa_vdev_removal_t *svr = spa->spa_vdev_removal; | |
9e052db4 | 5584 | vdev_t *vd = vdev_lookup_top(spa, svr->svr_vdev_id); |
a1d477c2 MA |
5585 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; |
5586 | ||
93e28d66 SD |
5587 | ASSERT0(range_tree_space(svr->svr_allocd_segs)); |
5588 | ||
ca577779 | 5589 | range_tree_t *allocs = range_tree_create(NULL, RANGE_SEG64, NULL, 0, 0); |
a1d477c2 MA |
5590 | for (uint64_t msi = 0; msi < vd->vdev_ms_count; msi++) { |
5591 | metaslab_t *msp = vd->vdev_ms[msi]; | |
5592 | ||
93e28d66 SD |
5593 | ASSERT0(range_tree_space(allocs)); |
5594 | if (msp->ms_sm != NULL) | |
5595 | VERIFY0(space_map_load(msp->ms_sm, allocs, SM_ALLOC)); | |
5596 | range_tree_vacate(allocs, range_tree_add, svr->svr_allocd_segs); | |
5597 | } | |
5598 | range_tree_destroy(allocs); | |
a1d477c2 | 5599 | |
93e28d66 | 5600 | iterate_through_spacemap_logs(spa, load_unflushed_svr_segs_cb, svr); |
a1d477c2 | 5601 | |
93e28d66 SD |
5602 | /* |
5603 | * Clear everything past what has been synced, | |
5604 | * because we have not allocated mappings for | |
5605 | * it yet. | |
5606 | */ | |
5607 | range_tree_clear(svr->svr_allocd_segs, | |
5608 | vdev_indirect_mapping_max_offset(vim), | |
5609 | vd->vdev_asize - vdev_indirect_mapping_max_offset(vim)); | |
a1d477c2 | 5610 | |
93e28d66 SD |
5611 | zcb->zcb_removing_size += range_tree_space(svr->svr_allocd_segs); |
5612 | range_tree_vacate(svr->svr_allocd_segs, claim_segment_cb, vd); | |
a1d477c2 MA |
5613 | |
5614 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
5615 | } | |
5616 | ||
a1d477c2 MA |
5617 | /* ARGSUSED */ |
5618 | static int | |
37f03da8 SH |
5619 | increment_indirect_mapping_cb(void *arg, const blkptr_t *bp, boolean_t bp_freed, |
5620 | dmu_tx_t *tx) | |
a1d477c2 MA |
5621 | { |
5622 | zdb_cb_t *zcb = arg; | |
5623 | spa_t *spa = zcb->zcb_spa; | |
5624 | vdev_t *vd; | |
5625 | const dva_t *dva = &bp->blk_dva[0]; | |
5626 | ||
37f03da8 | 5627 | ASSERT(!bp_freed); |
a1d477c2 MA |
5628 | ASSERT(!dump_opt['L']); |
5629 | ASSERT3U(BP_GET_NDVAS(bp), ==, 1); | |
5630 | ||
5631 | spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); | |
5632 | vd = vdev_lookup_top(zcb->zcb_spa, DVA_GET_VDEV(dva)); | |
5633 | ASSERT3P(vd, !=, NULL); | |
5634 | spa_config_exit(spa, SCL_VDEV, FTAG); | |
5635 | ||
5636 | ASSERT(vd->vdev_indirect_config.vic_mapping_object != 0); | |
5637 | ASSERT3P(zcb->zcb_vd_obsolete_counts[vd->vdev_id], !=, NULL); | |
5638 | ||
5639 | vdev_indirect_mapping_increment_obsolete_count( | |
5640 | vd->vdev_indirect_mapping, | |
5641 | DVA_GET_OFFSET(dva), DVA_GET_ASIZE(dva), | |
5642 | zcb->zcb_vd_obsolete_counts[vd->vdev_id]); | |
5643 | ||
5644 | return (0); | |
5645 | } | |
5646 | ||
5647 | static uint32_t * | |
5648 | zdb_load_obsolete_counts(vdev_t *vd) | |
5649 | { | |
5650 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
5651 | spa_t *spa = vd->vdev_spa; | |
5652 | spa_condensing_indirect_phys_t *scip = | |
5653 | &spa->spa_condensing_indirect_phys; | |
27f80e85 | 5654 | uint64_t obsolete_sm_object; |
a1d477c2 MA |
5655 | uint32_t *counts; |
5656 | ||
27f80e85 BB |
5657 | VERIFY0(vdev_obsolete_sm_object(vd, &obsolete_sm_object)); |
5658 | EQUIV(obsolete_sm_object != 0, vd->vdev_obsolete_sm != NULL); | |
a1d477c2 MA |
5659 | counts = vdev_indirect_mapping_load_obsolete_counts(vim); |
5660 | if (vd->vdev_obsolete_sm != NULL) { | |
5661 | vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, | |
5662 | vd->vdev_obsolete_sm); | |
5663 | } | |
5664 | if (scip->scip_vdev == vd->vdev_id && | |
5665 | scip->scip_prev_obsolete_sm_object != 0) { | |
5666 | space_map_t *prev_obsolete_sm = NULL; | |
5667 | VERIFY0(space_map_open(&prev_obsolete_sm, spa->spa_meta_objset, | |
5668 | scip->scip_prev_obsolete_sm_object, 0, vd->vdev_asize, 0)); | |
a1d477c2 MA |
5669 | vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, |
5670 | prev_obsolete_sm); | |
5671 | space_map_close(prev_obsolete_sm); | |
5672 | } | |
5673 | return (counts); | |
5674 | } | |
5675 | ||
428870ff BB |
5676 | static void |
5677 | zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
5678 | { | |
867959b5 | 5679 | ddt_bookmark_t ddb; |
428870ff BB |
5680 | ddt_entry_t dde; |
5681 | int error; | |
d6320ddb | 5682 | int p; |
428870ff | 5683 | |
21e7cf5d SD |
5684 | ASSERT(!dump_opt['L']); |
5685 | ||
867959b5 | 5686 | bzero(&ddb, sizeof (ddb)); |
428870ff BB |
5687 | while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { |
5688 | blkptr_t blk; | |
5689 | ddt_phys_t *ddp = dde.dde_phys; | |
5690 | ||
5691 | if (ddb.ddb_class == DDT_CLASS_UNIQUE) | |
5692 | return; | |
5693 | ||
5694 | ASSERT(ddt_phys_total_refcnt(&dde) > 1); | |
5695 | ||
d6320ddb | 5696 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
5697 | if (ddp->ddp_phys_birth == 0) |
5698 | continue; | |
5699 | ddt_bp_create(ddb.ddb_checksum, | |
5700 | &dde.dde_key, ddp, &blk); | |
5701 | if (p == DDT_PHYS_DITTO) { | |
5702 | zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); | |
5703 | } else { | |
5704 | zcb->zcb_dedup_asize += | |
5705 | BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); | |
5706 | zcb->zcb_dedup_blocks++; | |
5707 | } | |
5708 | } | |
21e7cf5d SD |
5709 | ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; |
5710 | ddt_enter(ddt); | |
5711 | VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); | |
5712 | ddt_exit(ddt); | |
428870ff BB |
5713 | } |
5714 | ||
5715 | ASSERT(error == ENOENT); | |
5716 | } | |
5717 | ||
d2734cce SD |
5718 | typedef struct checkpoint_sm_exclude_entry_arg { |
5719 | vdev_t *cseea_vd; | |
5720 | uint64_t cseea_checkpoint_size; | |
5721 | } checkpoint_sm_exclude_entry_arg_t; | |
5722 | ||
5723 | static int | |
4d044c4c | 5724 | checkpoint_sm_exclude_entry_cb(space_map_entry_t *sme, void *arg) |
d2734cce SD |
5725 | { |
5726 | checkpoint_sm_exclude_entry_arg_t *cseea = arg; | |
5727 | vdev_t *vd = cseea->cseea_vd; | |
4d044c4c SD |
5728 | metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; |
5729 | uint64_t end = sme->sme_offset + sme->sme_run; | |
d2734cce | 5730 | |
4d044c4c | 5731 | ASSERT(sme->sme_type == SM_FREE); |
d2734cce SD |
5732 | |
5733 | /* | |
5734 | * Since the vdev_checkpoint_sm exists in the vdev level | |
5735 | * and the ms_sm space maps exist in the metaslab level, | |
5736 | * an entry in the checkpoint space map could theoretically | |
5737 | * cross the boundaries of the metaslab that it belongs. | |
5738 | * | |
5739 | * In reality, because of the way that we populate and | |
5740 | * manipulate the checkpoint's space maps currently, | |
5741 | * there shouldn't be any entries that cross metaslabs. | |
5742 | * Hence the assertion below. | |
5743 | * | |
5744 | * That said, there is no fundamental requirement that | |
5745 | * the checkpoint's space map entries should not cross | |
5746 | * metaslab boundaries. So if needed we could add code | |
5747 | * that handles metaslab-crossing segments in the future. | |
5748 | */ | |
4d044c4c | 5749 | VERIFY3U(sme->sme_offset, >=, ms->ms_start); |
d2734cce SD |
5750 | VERIFY3U(end, <=, ms->ms_start + ms->ms_size); |
5751 | ||
5752 | /* | |
5753 | * By removing the entry from the allocated segments we | |
5754 | * also verify that the entry is there to begin with. | |
5755 | */ | |
5756 | mutex_enter(&ms->ms_lock); | |
4d044c4c | 5757 | range_tree_remove(ms->ms_allocatable, sme->sme_offset, sme->sme_run); |
d2734cce SD |
5758 | mutex_exit(&ms->ms_lock); |
5759 | ||
4d044c4c | 5760 | cseea->cseea_checkpoint_size += sme->sme_run; |
d2734cce SD |
5761 | return (0); |
5762 | } | |
5763 | ||
5764 | static void | |
5765 | zdb_leak_init_vdev_exclude_checkpoint(vdev_t *vd, zdb_cb_t *zcb) | |
5766 | { | |
5767 | spa_t *spa = vd->vdev_spa; | |
5768 | space_map_t *checkpoint_sm = NULL; | |
5769 | uint64_t checkpoint_sm_obj; | |
5770 | ||
5771 | /* | |
5772 | * If there is no vdev_top_zap, we are in a pool whose | |
5773 | * version predates the pool checkpoint feature. | |
5774 | */ | |
5775 | if (vd->vdev_top_zap == 0) | |
5776 | return; | |
5777 | ||
5778 | /* | |
5779 | * If there is no reference of the vdev_checkpoint_sm in | |
5780 | * the vdev_top_zap, then one of the following scenarios | |
5781 | * is true: | |
5782 | * | |
5783 | * 1] There is no checkpoint | |
5784 | * 2] There is a checkpoint, but no checkpointed blocks | |
5785 | * have been freed yet | |
5786 | * 3] The current vdev is indirect | |
5787 | * | |
5788 | * In these cases we return immediately. | |
5789 | */ | |
5790 | if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, | |
5791 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
5792 | return; | |
5793 | ||
5794 | VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, | |
5795 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, sizeof (uint64_t), 1, | |
5796 | &checkpoint_sm_obj)); | |
5797 | ||
5798 | checkpoint_sm_exclude_entry_arg_t cseea; | |
5799 | cseea.cseea_vd = vd; | |
5800 | cseea.cseea_checkpoint_size = 0; | |
5801 | ||
5802 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), | |
5803 | checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); | |
d2734cce SD |
5804 | |
5805 | VERIFY0(space_map_iterate(checkpoint_sm, | |
425d3237 | 5806 | space_map_length(checkpoint_sm), |
d2734cce SD |
5807 | checkpoint_sm_exclude_entry_cb, &cseea)); |
5808 | space_map_close(checkpoint_sm); | |
5809 | ||
5810 | zcb->zcb_checkpoint_size += cseea.cseea_checkpoint_size; | |
5811 | } | |
5812 | ||
5813 | static void | |
5814 | zdb_leak_init_exclude_checkpoint(spa_t *spa, zdb_cb_t *zcb) | |
5815 | { | |
21e7cf5d SD |
5816 | ASSERT(!dump_opt['L']); |
5817 | ||
d2734cce SD |
5818 | vdev_t *rvd = spa->spa_root_vdev; |
5819 | for (uint64_t c = 0; c < rvd->vdev_children; c++) { | |
5820 | ASSERT3U(c, ==, rvd->vdev_child[c]->vdev_id); | |
5821 | zdb_leak_init_vdev_exclude_checkpoint(rvd->vdev_child[c], zcb); | |
5822 | } | |
5823 | } | |
5824 | ||
93e28d66 SD |
5825 | static int |
5826 | count_unflushed_space_cb(spa_t *spa, space_map_entry_t *sme, | |
5827 | uint64_t txg, void *arg) | |
5828 | { | |
5829 | int64_t *ualloc_space = arg; | |
5830 | ||
5831 | uint64_t offset = sme->sme_offset; | |
5832 | uint64_t vdev_id = sme->sme_vdev; | |
5833 | ||
5834 | vdev_t *vd = vdev_lookup_top(spa, vdev_id); | |
5835 | if (!vdev_is_concrete(vd)) | |
5836 | return (0); | |
5837 | ||
5838 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
5839 | ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); | |
5840 | ||
5841 | if (txg < metaslab_unflushed_txg(ms)) | |
5842 | return (0); | |
5843 | ||
5844 | if (sme->sme_type == SM_ALLOC) | |
5845 | *ualloc_space += sme->sme_run; | |
5846 | else | |
5847 | *ualloc_space -= sme->sme_run; | |
5848 | ||
5849 | return (0); | |
5850 | } | |
5851 | ||
5852 | static int64_t | |
5853 | get_unflushed_alloc_space(spa_t *spa) | |
5854 | { | |
5855 | if (dump_opt['L']) | |
5856 | return (0); | |
5857 | ||
5858 | int64_t ualloc_space = 0; | |
5859 | iterate_through_spacemap_logs(spa, count_unflushed_space_cb, | |
5860 | &ualloc_space); | |
5861 | return (ualloc_space); | |
5862 | } | |
5863 | ||
5864 | static int | |
5865 | load_unflushed_cb(spa_t *spa, space_map_entry_t *sme, uint64_t txg, void *arg) | |
5866 | { | |
5867 | maptype_t *uic_maptype = arg; | |
5868 | ||
5869 | uint64_t offset = sme->sme_offset; | |
5870 | uint64_t size = sme->sme_run; | |
5871 | uint64_t vdev_id = sme->sme_vdev; | |
5872 | ||
5873 | vdev_t *vd = vdev_lookup_top(spa, vdev_id); | |
5874 | ||
5875 | /* skip indirect vdevs */ | |
5876 | if (!vdev_is_concrete(vd)) | |
5877 | return (0); | |
5878 | ||
5879 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
5880 | ||
5881 | ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); | |
5882 | ASSERT(*uic_maptype == SM_ALLOC || *uic_maptype == SM_FREE); | |
5883 | ||
5884 | if (txg < metaslab_unflushed_txg(ms)) | |
5885 | return (0); | |
5886 | ||
5887 | if (*uic_maptype == sme->sme_type) | |
5888 | range_tree_add(ms->ms_allocatable, offset, size); | |
5889 | else | |
5890 | range_tree_remove(ms->ms_allocatable, offset, size); | |
5891 | ||
5892 | return (0); | |
5893 | } | |
5894 | ||
5895 | static void | |
5896 | load_unflushed_to_ms_allocatables(spa_t *spa, maptype_t maptype) | |
5897 | { | |
5898 | iterate_through_spacemap_logs(spa, load_unflushed_cb, &maptype); | |
5899 | } | |
5900 | ||
d2734cce SD |
5901 | static void |
5902 | load_concrete_ms_allocatable_trees(spa_t *spa, maptype_t maptype) | |
5903 | { | |
5904 | vdev_t *rvd = spa->spa_root_vdev; | |
5905 | for (uint64_t i = 0; i < rvd->vdev_children; i++) { | |
5906 | vdev_t *vd = rvd->vdev_child[i]; | |
5907 | ||
5908 | ASSERT3U(i, ==, vd->vdev_id); | |
5909 | ||
5910 | if (vd->vdev_ops == &vdev_indirect_ops) | |
5911 | continue; | |
5912 | ||
5913 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
5914 | metaslab_t *msp = vd->vdev_ms[m]; | |
5915 | ||
5916 | (void) fprintf(stderr, | |
5917 | "\rloading concrete vdev %llu, " | |
5918 | "metaslab %llu of %llu ...", | |
5919 | (longlong_t)vd->vdev_id, | |
5920 | (longlong_t)msp->ms_id, | |
5921 | (longlong_t)vd->vdev_ms_count); | |
5922 | ||
5923 | mutex_enter(&msp->ms_lock); | |
93e28d66 | 5924 | range_tree_vacate(msp->ms_allocatable, NULL, NULL); |
d2734cce SD |
5925 | |
5926 | /* | |
5927 | * We don't want to spend the CPU manipulating the | |
5928 | * size-ordered tree, so clear the range_tree ops. | |
5929 | */ | |
5930 | msp->ms_allocatable->rt_ops = NULL; | |
5931 | ||
5932 | if (msp->ms_sm != NULL) { | |
5933 | VERIFY0(space_map_load(msp->ms_sm, | |
5934 | msp->ms_allocatable, maptype)); | |
5935 | } | |
5936 | if (!msp->ms_loaded) | |
5937 | msp->ms_loaded = B_TRUE; | |
5938 | mutex_exit(&msp->ms_lock); | |
5939 | } | |
5940 | } | |
93e28d66 SD |
5941 | |
5942 | load_unflushed_to_ms_allocatables(spa, maptype); | |
d2734cce SD |
5943 | } |
5944 | ||
5945 | /* | |
5946 | * vm_idxp is an in-out parameter which (for indirect vdevs) is the | |
5947 | * index in vim_entries that has the first entry in this metaslab. | |
5948 | * On return, it will be set to the first entry after this metaslab. | |
5949 | */ | |
5950 | static void | |
5951 | load_indirect_ms_allocatable_tree(vdev_t *vd, metaslab_t *msp, | |
5952 | uint64_t *vim_idxp) | |
5953 | { | |
5954 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
5955 | ||
5956 | mutex_enter(&msp->ms_lock); | |
93e28d66 | 5957 | range_tree_vacate(msp->ms_allocatable, NULL, NULL); |
d2734cce SD |
5958 | |
5959 | /* | |
5960 | * We don't want to spend the CPU manipulating the | |
5961 | * size-ordered tree, so clear the range_tree ops. | |
5962 | */ | |
5963 | msp->ms_allocatable->rt_ops = NULL; | |
5964 | ||
5965 | for (; *vim_idxp < vdev_indirect_mapping_num_entries(vim); | |
5966 | (*vim_idxp)++) { | |
5967 | vdev_indirect_mapping_entry_phys_t *vimep = | |
5968 | &vim->vim_entries[*vim_idxp]; | |
5969 | uint64_t ent_offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); | |
5970 | uint64_t ent_len = DVA_GET_ASIZE(&vimep->vimep_dst); | |
5971 | ASSERT3U(ent_offset, >=, msp->ms_start); | |
5972 | if (ent_offset >= msp->ms_start + msp->ms_size) | |
5973 | break; | |
5974 | ||
5975 | /* | |
5976 | * Mappings do not cross metaslab boundaries, | |
5977 | * because we create them by walking the metaslabs. | |
5978 | */ | |
5979 | ASSERT3U(ent_offset + ent_len, <=, | |
5980 | msp->ms_start + msp->ms_size); | |
5981 | range_tree_add(msp->ms_allocatable, ent_offset, ent_len); | |
5982 | } | |
5983 | ||
5984 | if (!msp->ms_loaded) | |
5985 | msp->ms_loaded = B_TRUE; | |
5986 | mutex_exit(&msp->ms_lock); | |
5987 | } | |
5988 | ||
5989 | static void | |
5990 | zdb_leak_init_prepare_indirect_vdevs(spa_t *spa, zdb_cb_t *zcb) | |
5991 | { | |
21e7cf5d SD |
5992 | ASSERT(!dump_opt['L']); |
5993 | ||
d2734cce SD |
5994 | vdev_t *rvd = spa->spa_root_vdev; |
5995 | for (uint64_t c = 0; c < rvd->vdev_children; c++) { | |
5996 | vdev_t *vd = rvd->vdev_child[c]; | |
5997 | ||
5998 | ASSERT3U(c, ==, vd->vdev_id); | |
5999 | ||
6000 | if (vd->vdev_ops != &vdev_indirect_ops) | |
6001 | continue; | |
6002 | ||
6003 | /* | |
6004 | * Note: we don't check for mapping leaks on | |
6005 | * removing vdevs because their ms_allocatable's | |
6006 | * are used to look for leaks in allocated space. | |
6007 | */ | |
6008 | zcb->zcb_vd_obsolete_counts[c] = zdb_load_obsolete_counts(vd); | |
6009 | ||
6010 | /* | |
6011 | * Normally, indirect vdevs don't have any | |
6012 | * metaslabs. We want to set them up for | |
6013 | * zio_claim(). | |
6014 | */ | |
aa755b35 | 6015 | vdev_metaslab_group_create(vd); |
d2734cce SD |
6016 | VERIFY0(vdev_metaslab_init(vd, 0)); |
6017 | ||
09131144 TS |
6018 | vdev_indirect_mapping_t *vim __maybe_unused = |
6019 | vd->vdev_indirect_mapping; | |
d2734cce SD |
6020 | uint64_t vim_idx = 0; |
6021 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
6022 | ||
6023 | (void) fprintf(stderr, | |
6024 | "\rloading indirect vdev %llu, " | |
6025 | "metaslab %llu of %llu ...", | |
6026 | (longlong_t)vd->vdev_id, | |
6027 | (longlong_t)vd->vdev_ms[m]->ms_id, | |
6028 | (longlong_t)vd->vdev_ms_count); | |
6029 | ||
6030 | load_indirect_ms_allocatable_tree(vd, vd->vdev_ms[m], | |
6031 | &vim_idx); | |
6032 | } | |
6033 | ASSERT3U(vim_idx, ==, vdev_indirect_mapping_num_entries(vim)); | |
6034 | } | |
6035 | } | |
6036 | ||
428870ff BB |
6037 | static void |
6038 | zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
6039 | { | |
6040 | zcb->zcb_spa = spa; | |
6041 | ||
21e7cf5d SD |
6042 | if (dump_opt['L']) |
6043 | return; | |
4e21fd06 | 6044 | |
21e7cf5d SD |
6045 | dsl_pool_t *dp = spa->spa_dsl_pool; |
6046 | vdev_t *rvd = spa->spa_root_vdev; | |
4e21fd06 | 6047 | |
21e7cf5d SD |
6048 | /* |
6049 | * We are going to be changing the meaning of the metaslab's | |
6050 | * ms_allocatable. Ensure that the allocator doesn't try to | |
6051 | * use the tree. | |
6052 | */ | |
6053 | spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; | |
6054 | spa->spa_log_class->mc_ops = &zdb_metaslab_ops; | |
aa755b35 | 6055 | spa->spa_embedded_log_class->mc_ops = &zdb_metaslab_ops; |
a1d477c2 | 6056 | |
21e7cf5d SD |
6057 | zcb->zcb_vd_obsolete_counts = |
6058 | umem_zalloc(rvd->vdev_children * sizeof (uint32_t *), | |
6059 | UMEM_NOFAIL); | |
93cf2076 | 6060 | |
21e7cf5d SD |
6061 | /* |
6062 | * For leak detection, we overload the ms_allocatable trees | |
6063 | * to contain allocated segments instead of free segments. | |
6064 | * As a result, we can't use the normal metaslab_load/unload | |
6065 | * interfaces. | |
6066 | */ | |
6067 | zdb_leak_init_prepare_indirect_vdevs(spa, zcb); | |
6068 | load_concrete_ms_allocatable_trees(spa, SM_ALLOC); | |
a1d477c2 | 6069 | |
21e7cf5d SD |
6070 | /* |
6071 | * On load_concrete_ms_allocatable_trees() we loaded all the | |
6072 | * allocated entries from the ms_sm to the ms_allocatable for | |
6073 | * each metaslab. If the pool has a checkpoint or is in the | |
6074 | * middle of discarding a checkpoint, some of these blocks | |
6075 | * may have been freed but their ms_sm may not have been | |
6076 | * updated because they are referenced by the checkpoint. In | |
6077 | * order to avoid false-positives during leak-detection, we | |
6078 | * go through the vdev's checkpoint space map and exclude all | |
6079 | * its entries from their relevant ms_allocatable. | |
6080 | * | |
6081 | * We also aggregate the space held by the checkpoint and add | |
6082 | * it to zcb_checkpoint_size. | |
6083 | * | |
6084 | * Note that at this point we are also verifying that all the | |
6085 | * entries on the checkpoint_sm are marked as allocated in | |
6086 | * the ms_sm of their relevant metaslab. | |
6087 | * [see comment in checkpoint_sm_exclude_entry_cb()] | |
6088 | */ | |
6089 | zdb_leak_init_exclude_checkpoint(spa, zcb); | |
6090 | ASSERT3U(zcb->zcb_checkpoint_size, ==, spa_get_checkpoint_space(spa)); | |
a1d477c2 | 6091 | |
21e7cf5d SD |
6092 | /* for cleaner progress output */ |
6093 | (void) fprintf(stderr, "\n"); | |
6094 | ||
6095 | if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { | |
6096 | ASSERT(spa_feature_is_enabled(spa, | |
6097 | SPA_FEATURE_DEVICE_REMOVAL)); | |
6098 | (void) bpobj_iterate_nofree(&dp->dp_obsolete_bpobj, | |
6099 | increment_indirect_mapping_cb, zcb, NULL); | |
428870ff BB |
6100 | } |
6101 | ||
6102 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
428870ff | 6103 | zdb_ddt_leak_init(spa, zcb); |
428870ff BB |
6104 | spa_config_exit(spa, SCL_CONFIG, FTAG); |
6105 | } | |
6106 | ||
a1d477c2 MA |
6107 | static boolean_t |
6108 | zdb_check_for_obsolete_leaks(vdev_t *vd, zdb_cb_t *zcb) | |
6109 | { | |
6110 | boolean_t leaks = B_FALSE; | |
6111 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
6112 | uint64_t total_leaked = 0; | |
27f80e85 | 6113 | boolean_t are_precise = B_FALSE; |
a1d477c2 MA |
6114 | |
6115 | ASSERT(vim != NULL); | |
6116 | ||
6117 | for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { | |
6118 | vdev_indirect_mapping_entry_phys_t *vimep = | |
6119 | &vim->vim_entries[i]; | |
6120 | uint64_t obsolete_bytes = 0; | |
6121 | uint64_t offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); | |
6122 | metaslab_t *msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
6123 | ||
6124 | /* | |
6125 | * This is not very efficient but it's easy to | |
6126 | * verify correctness. | |
6127 | */ | |
6128 | for (uint64_t inner_offset = 0; | |
6129 | inner_offset < DVA_GET_ASIZE(&vimep->vimep_dst); | |
6130 | inner_offset += 1 << vd->vdev_ashift) { | |
d2734cce | 6131 | if (range_tree_contains(msp->ms_allocatable, |
a1d477c2 MA |
6132 | offset + inner_offset, 1 << vd->vdev_ashift)) { |
6133 | obsolete_bytes += 1 << vd->vdev_ashift; | |
6134 | } | |
6135 | } | |
6136 | ||
6137 | int64_t bytes_leaked = obsolete_bytes - | |
6138 | zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]; | |
6139 | ASSERT3U(DVA_GET_ASIZE(&vimep->vimep_dst), >=, | |
6140 | zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]); | |
27f80e85 BB |
6141 | |
6142 | VERIFY0(vdev_obsolete_counts_are_precise(vd, &are_precise)); | |
6143 | if (bytes_leaked != 0 && (are_precise || dump_opt['d'] >= 5)) { | |
a1d477c2 MA |
6144 | (void) printf("obsolete indirect mapping count " |
6145 | "mismatch on %llu:%llx:%llx : %llx bytes leaked\n", | |
6146 | (u_longlong_t)vd->vdev_id, | |
6147 | (u_longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), | |
6148 | (u_longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
6149 | (u_longlong_t)bytes_leaked); | |
6150 | } | |
6151 | total_leaked += ABS(bytes_leaked); | |
6152 | } | |
6153 | ||
27f80e85 BB |
6154 | VERIFY0(vdev_obsolete_counts_are_precise(vd, &are_precise)); |
6155 | if (!are_precise && total_leaked > 0) { | |
a1d477c2 MA |
6156 | int pct_leaked = total_leaked * 100 / |
6157 | vdev_indirect_mapping_bytes_mapped(vim); | |
6158 | (void) printf("cannot verify obsolete indirect mapping " | |
6159 | "counts of vdev %llu because precise feature was not " | |
6160 | "enabled when it was removed: %d%% (%llx bytes) of mapping" | |
6161 | "unreferenced\n", | |
6162 | (u_longlong_t)vd->vdev_id, pct_leaked, | |
6163 | (u_longlong_t)total_leaked); | |
6164 | } else if (total_leaked > 0) { | |
6165 | (void) printf("obsolete indirect mapping count mismatch " | |
6166 | "for vdev %llu -- %llx total bytes mismatched\n", | |
6167 | (u_longlong_t)vd->vdev_id, | |
6168 | (u_longlong_t)total_leaked); | |
6169 | leaks |= B_TRUE; | |
6170 | } | |
6171 | ||
6172 | vdev_indirect_mapping_free_obsolete_counts(vim, | |
6173 | zcb->zcb_vd_obsolete_counts[vd->vdev_id]); | |
6174 | zcb->zcb_vd_obsolete_counts[vd->vdev_id] = NULL; | |
6175 | ||
6176 | return (leaks); | |
6177 | } | |
6178 | ||
6179 | static boolean_t | |
6180 | zdb_leak_fini(spa_t *spa, zdb_cb_t *zcb) | |
428870ff | 6181 | { |
21e7cf5d SD |
6182 | if (dump_opt['L']) |
6183 | return (B_FALSE); | |
6184 | ||
a1d477c2 | 6185 | boolean_t leaks = B_FALSE; |
21e7cf5d SD |
6186 | vdev_t *rvd = spa->spa_root_vdev; |
6187 | for (unsigned c = 0; c < rvd->vdev_children; c++) { | |
6188 | vdev_t *vd = rvd->vdev_child[c]; | |
a1d477c2 | 6189 | |
21e7cf5d SD |
6190 | if (zcb->zcb_vd_obsolete_counts[c] != NULL) { |
6191 | leaks |= zdb_check_for_obsolete_leaks(vd, zcb); | |
6192 | } | |
4e21fd06 | 6193 | |
21e7cf5d SD |
6194 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { |
6195 | metaslab_t *msp = vd->vdev_ms[m]; | |
aa755b35 MA |
6196 | ASSERT3P(msp->ms_group, ==, (msp->ms_group->mg_class == |
6197 | spa_embedded_log_class(spa)) ? | |
6198 | vd->vdev_log_mg : vd->vdev_mg); | |
21e7cf5d SD |
6199 | |
6200 | /* | |
6201 | * ms_allocatable has been overloaded | |
6202 | * to contain allocated segments. Now that | |
6203 | * we finished traversing all blocks, any | |
6204 | * block that remains in the ms_allocatable | |
6205 | * represents an allocated block that we | |
6206 | * did not claim during the traversal. | |
6207 | * Claimed blocks would have been removed | |
6208 | * from the ms_allocatable. For indirect | |
6209 | * vdevs, space remaining in the tree | |
6210 | * represents parts of the mapping that are | |
6211 | * not referenced, which is not a bug. | |
6212 | */ | |
6213 | if (vd->vdev_ops == &vdev_indirect_ops) { | |
6214 | range_tree_vacate(msp->ms_allocatable, | |
6215 | NULL, NULL); | |
6216 | } else { | |
6217 | range_tree_vacate(msp->ms_allocatable, | |
6218 | zdb_leak, vd); | |
428870ff | 6219 | } |
21e7cf5d SD |
6220 | if (msp->ms_loaded) { |
6221 | msp->ms_loaded = B_FALSE; | |
6222 | } | |
6223 | } | |
428870ff | 6224 | } |
21e7cf5d SD |
6225 | |
6226 | umem_free(zcb->zcb_vd_obsolete_counts, | |
6227 | rvd->vdev_children * sizeof (uint32_t *)); | |
6228 | zcb->zcb_vd_obsolete_counts = NULL; | |
6229 | ||
a1d477c2 | 6230 | return (leaks); |
428870ff BB |
6231 | } |
6232 | ||
6233 | /* ARGSUSED */ | |
6234 | static int | |
6235 | count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
6236 | { | |
6237 | zdb_cb_t *zcb = arg; | |
6238 | ||
d5869641 | 6239 | if (dump_opt['b'] >= 5) { |
428870ff | 6240 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 6241 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
6242 | (void) printf("[%s] %s\n", |
6243 | "deferred free", blkbuf); | |
6244 | } | |
6245 | zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); | |
6246 | return (0); | |
6247 | } | |
6248 | ||
37f03da8 SH |
6249 | /* |
6250 | * Iterate over livelists which have been destroyed by the user but | |
6251 | * are still present in the MOS, waiting to be freed | |
6252 | */ | |
37f03da8 SH |
6253 | static void |
6254 | iterate_deleted_livelists(spa_t *spa, ll_iter_t func, void *arg) | |
6255 | { | |
6256 | objset_t *mos = spa->spa_meta_objset; | |
6257 | uint64_t zap_obj; | |
6258 | int err = zap_lookup(mos, DMU_POOL_DIRECTORY_OBJECT, | |
6259 | DMU_POOL_DELETED_CLONES, sizeof (uint64_t), 1, &zap_obj); | |
6260 | if (err == ENOENT) | |
6261 | return; | |
6262 | ASSERT0(err); | |
6263 | ||
6264 | zap_cursor_t zc; | |
6265 | zap_attribute_t attr; | |
6266 | dsl_deadlist_t ll; | |
6267 | /* NULL out os prior to dsl_deadlist_open in case it's garbage */ | |
6268 | ll.dl_os = NULL; | |
6269 | for (zap_cursor_init(&zc, mos, zap_obj); | |
6270 | zap_cursor_retrieve(&zc, &attr) == 0; | |
6271 | (void) zap_cursor_advance(&zc)) { | |
6272 | dsl_deadlist_open(&ll, mos, attr.za_first_integer); | |
6273 | func(&ll, arg); | |
6274 | dsl_deadlist_close(&ll); | |
6275 | } | |
6276 | zap_cursor_fini(&zc); | |
6277 | } | |
6278 | ||
6279 | static int | |
6280 | bpobj_count_block_cb(void *arg, const blkptr_t *bp, boolean_t bp_freed, | |
6281 | dmu_tx_t *tx) | |
6282 | { | |
6283 | ASSERT(!bp_freed); | |
6284 | return (count_block_cb(arg, bp, tx)); | |
6285 | } | |
6286 | ||
6287 | static int | |
6288 | livelist_entry_count_blocks_cb(void *args, dsl_deadlist_entry_t *dle) | |
6289 | { | |
6290 | zdb_cb_t *zbc = args; | |
6291 | bplist_t blks; | |
6292 | bplist_create(&blks); | |
6293 | /* determine which blocks have been alloc'd but not freed */ | |
6294 | VERIFY0(dsl_process_sub_livelist(&dle->dle_bpobj, &blks, NULL, NULL)); | |
6295 | /* count those blocks */ | |
6296 | (void) bplist_iterate(&blks, count_block_cb, zbc, NULL); | |
6297 | bplist_destroy(&blks); | |
6298 | return (0); | |
6299 | } | |
6300 | ||
6301 | static void | |
6302 | livelist_count_blocks(dsl_deadlist_t *ll, void *arg) | |
6303 | { | |
6304 | dsl_deadlist_iterate(ll, livelist_entry_count_blocks_cb, arg); | |
6305 | } | |
6306 | ||
6307 | /* | |
6308 | * Count the blocks in the livelists that have been destroyed by the user | |
6309 | * but haven't yet been freed. | |
6310 | */ | |
6311 | static void | |
6312 | deleted_livelists_count_blocks(spa_t *spa, zdb_cb_t *zbc) | |
6313 | { | |
6314 | iterate_deleted_livelists(spa, livelist_count_blocks, zbc); | |
6315 | } | |
6316 | ||
6317 | static void | |
6318 | dump_livelist_cb(dsl_deadlist_t *ll, void *arg) | |
6319 | { | |
6320 | ASSERT3P(arg, ==, NULL); | |
6321 | global_feature_count[SPA_FEATURE_LIVELIST]++; | |
6322 | dump_blkptr_list(ll, "Deleted Livelist"); | |
6774931d | 6323 | dsl_deadlist_iterate(ll, sublivelist_verify_lightweight, NULL); |
37f03da8 SH |
6324 | } |
6325 | ||
6326 | /* | |
6327 | * Print out, register object references to, and increment feature counts for | |
6328 | * livelists that have been destroyed by the user but haven't yet been freed. | |
6329 | */ | |
6330 | static void | |
6331 | deleted_livelists_dump_mos(spa_t *spa) | |
6332 | { | |
6333 | uint64_t zap_obj; | |
6334 | objset_t *mos = spa->spa_meta_objset; | |
6335 | int err = zap_lookup(mos, DMU_POOL_DIRECTORY_OBJECT, | |
6336 | DMU_POOL_DELETED_CLONES, sizeof (uint64_t), 1, &zap_obj); | |
6337 | if (err == ENOENT) | |
6338 | return; | |
6339 | mos_obj_refd(zap_obj); | |
6340 | iterate_deleted_livelists(spa, dump_livelist_cb, NULL); | |
6341 | } | |
6342 | ||
34dc7c2f BB |
6343 | static int |
6344 | dump_block_stats(spa_t *spa) | |
6345 | { | |
2598c001 | 6346 | zdb_cb_t zcb; |
34dc7c2f | 6347 | zdb_blkstats_t *zb, *tzb; |
428870ff | 6348 | uint64_t norm_alloc, norm_space, total_alloc, total_found; |
b5256303 TC |
6349 | int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | |
6350 | TRAVERSE_NO_DECRYPT | TRAVERSE_HARD; | |
9b67f605 | 6351 | boolean_t leaks = B_FALSE; |
0c0b0ad4 | 6352 | int e, c, err; |
9b67f605 | 6353 | bp_embedded_type_t i; |
34dc7c2f | 6354 | |
867959b5 | 6355 | bzero(&zcb, sizeof (zcb)); |
d5869641 | 6356 | (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", |
428870ff BB |
6357 | (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", |
6358 | (dump_opt['c'] == 1) ? "metadata " : "", | |
6359 | dump_opt['c'] ? "checksums " : "", | |
6360 | (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", | |
6361 | !dump_opt['L'] ? "nothing leaked " : ""); | |
34dc7c2f BB |
6362 | |
6363 | /* | |
21e7cf5d SD |
6364 | * When leak detection is enabled we load all space maps as SM_ALLOC |
6365 | * maps, then traverse the pool claiming each block we discover. If | |
6366 | * the pool is perfectly consistent, the segment trees will be empty | |
6367 | * when we're done. Anything left over is a leak; any block we can't | |
6368 | * claim (because it's not part of any space map) is a double | |
6369 | * allocation, reference to a freed block, or an unclaimed log block. | |
6370 | * | |
6371 | * When leak detection is disabled (-L option) we still traverse the | |
6372 | * pool claiming each block we discover, but we skip opening any space | |
6373 | * maps. | |
34dc7c2f | 6374 | */ |
d1d7e268 | 6375 | bzero(&zcb, sizeof (zdb_cb_t)); |
428870ff | 6376 | zdb_leak_init(spa, &zcb); |
34dc7c2f BB |
6377 | |
6378 | /* | |
6379 | * If there's a deferred-free bplist, process that first. | |
6380 | */ | |
428870ff | 6381 | (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, |
37f03da8 | 6382 | bpobj_count_block_cb, &zcb, NULL); |
a1d477c2 | 6383 | |
13fe0198 MA |
6384 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
6385 | (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, | |
37f03da8 | 6386 | bpobj_count_block_cb, &zcb, NULL); |
13fe0198 | 6387 | } |
a1d477c2 MA |
6388 | |
6389 | zdb_claim_removing(spa, &zcb); | |
6390 | ||
fa86b5db | 6391 | if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
6392 | VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, |
6393 | spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, | |
6394 | &zcb, NULL)); | |
6395 | } | |
34dc7c2f | 6396 | |
37f03da8 SH |
6397 | deleted_livelists_count_blocks(spa, &zcb); |
6398 | ||
428870ff BB |
6399 | if (dump_opt['c'] > 1) |
6400 | flags |= TRAVERSE_PREFETCH_DATA; | |
34dc7c2f | 6401 | |
d5869641 | 6402 | zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); |
cc99f275 DB |
6403 | zcb.zcb_totalasize += metaslab_class_get_alloc(spa_special_class(spa)); |
6404 | zcb.zcb_totalasize += metaslab_class_get_alloc(spa_dedup_class(spa)); | |
aa755b35 MA |
6405 | zcb.zcb_totalasize += |
6406 | metaslab_class_get_alloc(spa_embedded_log_class(spa)); | |
d5869641 | 6407 | zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); |
0c0b0ad4 | 6408 | err = traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); |
34dc7c2f | 6409 | |
5853fe79 GW |
6410 | /* |
6411 | * If we've traversed the data blocks then we need to wait for those | |
6412 | * I/Os to complete. We leverage "The Godfather" zio to wait on | |
6413 | * all async I/Os to complete. | |
6414 | */ | |
6415 | if (dump_opt['c']) { | |
e022864d MA |
6416 | for (c = 0; c < max_ncpus; c++) { |
6417 | (void) zio_wait(spa->spa_async_zio_root[c]); | |
6418 | spa->spa_async_zio_root[c] = zio_root(spa, NULL, NULL, | |
6419 | ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | | |
6420 | ZIO_FLAG_GODFATHER); | |
6421 | } | |
5853fe79 | 6422 | } |
c8242a96 | 6423 | ASSERT0(spa->spa_load_verify_bytes); |
5853fe79 | 6424 | |
0c0b0ad4 CC |
6425 | /* |
6426 | * Done after zio_wait() since zcb_haderrors is modified in | |
6427 | * zdb_blkptr_done() | |
6428 | */ | |
6429 | zcb.zcb_haderrors |= err; | |
6430 | ||
428870ff | 6431 | if (zcb.zcb_haderrors) { |
34dc7c2f BB |
6432 | (void) printf("\nError counts:\n\n"); |
6433 | (void) printf("\t%5s %s\n", "errno", "count"); | |
d6320ddb | 6434 | for (e = 0; e < 256; e++) { |
34dc7c2f BB |
6435 | if (zcb.zcb_errors[e] != 0) { |
6436 | (void) printf("\t%5d %llu\n", | |
6437 | e, (u_longlong_t)zcb.zcb_errors[e]); | |
6438 | } | |
6439 | } | |
6440 | } | |
6441 | ||
6442 | /* | |
6443 | * Report any leaked segments. | |
6444 | */ | |
a1d477c2 | 6445 | leaks |= zdb_leak_fini(spa, &zcb); |
34dc7c2f | 6446 | |
428870ff | 6447 | tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; |
34dc7c2f | 6448 | |
428870ff BB |
6449 | norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); |
6450 | norm_space = metaslab_class_get_space(spa_normal_class(spa)); | |
34dc7c2f | 6451 | |
cc99f275 DB |
6452 | total_alloc = norm_alloc + |
6453 | metaslab_class_get_alloc(spa_log_class(spa)) + | |
aa755b35 | 6454 | metaslab_class_get_alloc(spa_embedded_log_class(spa)) + |
cc99f275 | 6455 | metaslab_class_get_alloc(spa_special_class(spa)) + |
93e28d66 SD |
6456 | metaslab_class_get_alloc(spa_dedup_class(spa)) + |
6457 | get_unflushed_alloc_space(spa); | |
a1d477c2 | 6458 | total_found = tzb->zb_asize - zcb.zcb_dedup_asize + |
d2734cce | 6459 | zcb.zcb_removing_size + zcb.zcb_checkpoint_size; |
34dc7c2f | 6460 | |
21e7cf5d SD |
6461 | if (total_found == total_alloc && !dump_opt['L']) { |
6462 | (void) printf("\n\tNo leaks (block sum matches space" | |
6463 | " maps exactly)\n"); | |
6464 | } else if (!dump_opt['L']) { | |
34dc7c2f | 6465 | (void) printf("block traversal size %llu != alloc %llu " |
fb5f0bc8 | 6466 | "(%s %lld)\n", |
428870ff BB |
6467 | (u_longlong_t)total_found, |
6468 | (u_longlong_t)total_alloc, | |
fb5f0bc8 | 6469 | (dump_opt['L']) ? "unreachable" : "leaked", |
428870ff | 6470 | (longlong_t)(total_alloc - total_found)); |
9b67f605 | 6471 | leaks = B_TRUE; |
34dc7c2f BB |
6472 | } |
6473 | ||
6474 | if (tzb->zb_count == 0) | |
6475 | return (2); | |
6476 | ||
6477 | (void) printf("\n"); | |
cc99f275 | 6478 | (void) printf("\t%-16s %14llu\n", "bp count:", |
34dc7c2f | 6479 | (u_longlong_t)tzb->zb_count); |
cc99f275 | 6480 | (void) printf("\t%-16s %14llu\n", "ganged count:", |
83017311 | 6481 | (longlong_t)tzb->zb_gangs); |
cc99f275 | 6482 | (void) printf("\t%-16s %14llu avg: %6llu\n", "bp logical:", |
34dc7c2f BB |
6483 | (u_longlong_t)tzb->zb_lsize, |
6484 | (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); | |
cc99f275 DB |
6485 | (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", |
6486 | "bp physical:", (u_longlong_t)tzb->zb_psize, | |
34dc7c2f BB |
6487 | (u_longlong_t)(tzb->zb_psize / tzb->zb_count), |
6488 | (double)tzb->zb_lsize / tzb->zb_psize); | |
cc99f275 DB |
6489 | (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", |
6490 | "bp allocated:", (u_longlong_t)tzb->zb_asize, | |
34dc7c2f BB |
6491 | (u_longlong_t)(tzb->zb_asize / tzb->zb_count), |
6492 | (double)tzb->zb_lsize / tzb->zb_asize); | |
cc99f275 DB |
6493 | (void) printf("\t%-16s %14llu ref>1: %6llu deduplication: %6.2f\n", |
6494 | "bp deduped:", (u_longlong_t)zcb.zcb_dedup_asize, | |
428870ff BB |
6495 | (u_longlong_t)zcb.zcb_dedup_blocks, |
6496 | (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); | |
cc99f275 | 6497 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", "Normal class:", |
428870ff | 6498 | (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); |
34dc7c2f | 6499 | |
f8020c93 | 6500 | if (spa_special_class(spa)->mc_allocator[0].mca_rotor != NULL) { |
cc99f275 DB |
6501 | uint64_t alloc = metaslab_class_get_alloc( |
6502 | spa_special_class(spa)); | |
6503 | uint64_t space = metaslab_class_get_space( | |
6504 | spa_special_class(spa)); | |
6505 | ||
6506 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", | |
6507 | "Special class", (u_longlong_t)alloc, | |
6508 | 100.0 * alloc / space); | |
6509 | } | |
6510 | ||
f8020c93 | 6511 | if (spa_dedup_class(spa)->mc_allocator[0].mca_rotor != NULL) { |
cc99f275 DB |
6512 | uint64_t alloc = metaslab_class_get_alloc( |
6513 | spa_dedup_class(spa)); | |
6514 | uint64_t space = metaslab_class_get_space( | |
6515 | spa_dedup_class(spa)); | |
6516 | ||
6517 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", | |
6518 | "Dedup class", (u_longlong_t)alloc, | |
6519 | 100.0 * alloc / space); | |
6520 | } | |
6521 | ||
aa755b35 MA |
6522 | if (spa_embedded_log_class(spa)->mc_allocator[0].mca_rotor != NULL) { |
6523 | uint64_t alloc = metaslab_class_get_alloc( | |
6524 | spa_embedded_log_class(spa)); | |
6525 | uint64_t space = metaslab_class_get_space( | |
6526 | spa_embedded_log_class(spa)); | |
6527 | ||
6528 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", | |
6529 | "Embedded log class", (u_longlong_t)alloc, | |
6530 | 100.0 * alloc / space); | |
6531 | } | |
6532 | ||
9b67f605 MA |
6533 | for (i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { |
6534 | if (zcb.zcb_embedded_blocks[i] == 0) | |
6535 | continue; | |
6536 | (void) printf("\n"); | |
6537 | (void) printf("\tadditional, non-pointer bps of type %u: " | |
6538 | "%10llu\n", | |
6539 | i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); | |
6540 | ||
6541 | if (dump_opt['b'] >= 3) { | |
6542 | (void) printf("\t number of (compressed) bytes: " | |
6543 | "number of bps\n"); | |
6544 | dump_histogram(zcb.zcb_embedded_histogram[i], | |
6545 | sizeof (zcb.zcb_embedded_histogram[i]) / | |
6546 | sizeof (zcb.zcb_embedded_histogram[i][0]), 0); | |
6547 | } | |
6548 | } | |
6549 | ||
83017311 MA |
6550 | if (tzb->zb_ditto_samevdev != 0) { |
6551 | (void) printf("\tDittoed blocks on same vdev: %llu\n", | |
6552 | (longlong_t)tzb->zb_ditto_samevdev); | |
6553 | } | |
cc99f275 DB |
6554 | if (tzb->zb_ditto_same_ms != 0) { |
6555 | (void) printf("\tDittoed blocks in same metaslab: %llu\n", | |
6556 | (longlong_t)tzb->zb_ditto_same_ms); | |
6557 | } | |
83017311 | 6558 | |
a1d477c2 MA |
6559 | for (uint64_t v = 0; v < spa->spa_root_vdev->vdev_children; v++) { |
6560 | vdev_t *vd = spa->spa_root_vdev->vdev_child[v]; | |
6561 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
6562 | ||
6563 | if (vim == NULL) { | |
6564 | continue; | |
6565 | } | |
6566 | ||
6567 | char mem[32]; | |
6568 | zdb_nicenum(vdev_indirect_mapping_num_entries(vim), | |
6569 | mem, vdev_indirect_mapping_size(vim)); | |
6570 | ||
6571 | (void) printf("\tindirect vdev id %llu has %llu segments " | |
6572 | "(%s in memory)\n", | |
6573 | (longlong_t)vd->vdev_id, | |
6574 | (longlong_t)vdev_indirect_mapping_num_entries(vim), mem); | |
6575 | } | |
6576 | ||
34dc7c2f BB |
6577 | if (dump_opt['b'] >= 2) { |
6578 | int l, t, level; | |
6579 | (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" | |
6580 | "\t avg\t comp\t%%Total\tType\n"); | |
6581 | ||
428870ff BB |
6582 | for (t = 0; t <= ZDB_OT_TOTAL; t++) { |
6583 | char csize[32], lsize[32], psize[32], asize[32]; | |
83017311 | 6584 | char avg[32], gang[32]; |
867959b5 | 6585 | const char *typename; |
34dc7c2f | 6586 | |
f3c8c9e6 JK |
6587 | /* make sure nicenum has enough space */ |
6588 | CTASSERT(sizeof (csize) >= NN_NUMBUF_SZ); | |
6589 | CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); | |
6590 | CTASSERT(sizeof (psize) >= NN_NUMBUF_SZ); | |
6591 | CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); | |
6592 | CTASSERT(sizeof (avg) >= NN_NUMBUF_SZ); | |
6593 | CTASSERT(sizeof (gang) >= NN_NUMBUF_SZ); | |
6594 | ||
428870ff BB |
6595 | if (t < DMU_OT_NUMTYPES) |
6596 | typename = dmu_ot[t].ot_name; | |
6597 | else | |
6598 | typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; | |
34dc7c2f BB |
6599 | |
6600 | if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { | |
6601 | (void) printf("%6s\t%5s\t%5s\t%5s" | |
6602 | "\t%5s\t%5s\t%6s\t%s\n", | |
6603 | "-", | |
6604 | "-", | |
6605 | "-", | |
6606 | "-", | |
6607 | "-", | |
6608 | "-", | |
6609 | "-", | |
6610 | typename); | |
6611 | continue; | |
6612 | } | |
6613 | ||
6614 | for (l = ZB_TOTAL - 1; l >= -1; l--) { | |
6615 | level = (l == -1 ? ZB_TOTAL : l); | |
6616 | zb = &zcb.zcb_type[level][t]; | |
6617 | ||
6618 | if (zb->zb_asize == 0) | |
6619 | continue; | |
6620 | ||
6621 | if (dump_opt['b'] < 3 && level != ZB_TOTAL) | |
6622 | continue; | |
6623 | ||
6624 | if (level == 0 && zb->zb_asize == | |
6625 | zcb.zcb_type[ZB_TOTAL][t].zb_asize) | |
6626 | continue; | |
6627 | ||
f3c8c9e6 JK |
6628 | zdb_nicenum(zb->zb_count, csize, |
6629 | sizeof (csize)); | |
6630 | zdb_nicenum(zb->zb_lsize, lsize, | |
6631 | sizeof (lsize)); | |
6632 | zdb_nicenum(zb->zb_psize, psize, | |
6633 | sizeof (psize)); | |
6634 | zdb_nicenum(zb->zb_asize, asize, | |
6635 | sizeof (asize)); | |
6636 | zdb_nicenum(zb->zb_asize / zb->zb_count, avg, | |
6637 | sizeof (avg)); | |
6638 | zdb_nicenum(zb->zb_gangs, gang, sizeof (gang)); | |
34dc7c2f BB |
6639 | |
6640 | (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" | |
6641 | "\t%5.2f\t%6.2f\t", | |
6642 | csize, lsize, psize, asize, avg, | |
6643 | (double)zb->zb_lsize / zb->zb_psize, | |
6644 | 100.0 * zb->zb_asize / tzb->zb_asize); | |
6645 | ||
6646 | if (level == ZB_TOTAL) | |
6647 | (void) printf("%s\n", typename); | |
6648 | else | |
6649 | (void) printf(" L%d %s\n", | |
6650 | level, typename); | |
d5869641 | 6651 | |
83017311 MA |
6652 | if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { |
6653 | (void) printf("\t number of ganged " | |
6654 | "blocks: %s\n", gang); | |
6655 | } | |
6656 | ||
d5869641 MA |
6657 | if (dump_opt['b'] >= 4) { |
6658 | (void) printf("psize " | |
6659 | "(in 512-byte sectors): " | |
6660 | "number of blocks\n"); | |
6661 | dump_histogram(zb->zb_psize_histogram, | |
93cf2076 | 6662 | PSIZE_HISTO_SIZE, 0); |
d5869641 | 6663 | } |
34dc7c2f BB |
6664 | } |
6665 | } | |
bfcbec6f RN |
6666 | |
6667 | /* Output a table summarizing block sizes in the pool */ | |
6668 | if (dump_opt['b'] >= 2) { | |
6669 | dump_size_histograms(&zcb); | |
6670 | } | |
34dc7c2f BB |
6671 | } |
6672 | ||
6673 | (void) printf("\n"); | |
6674 | ||
6675 | if (leaks) | |
6676 | return (2); | |
6677 | ||
6678 | if (zcb.zcb_haderrors) | |
6679 | return (3); | |
6680 | ||
6681 | return (0); | |
6682 | } | |
6683 | ||
428870ff BB |
6684 | typedef struct zdb_ddt_entry { |
6685 | ddt_key_t zdde_key; | |
6686 | uint64_t zdde_ref_blocks; | |
6687 | uint64_t zdde_ref_lsize; | |
6688 | uint64_t zdde_ref_psize; | |
6689 | uint64_t zdde_ref_dsize; | |
6690 | avl_node_t zdde_node; | |
6691 | } zdb_ddt_entry_t; | |
6692 | ||
6693 | /* ARGSUSED */ | |
6694 | static int | |
6695 | zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, | |
5dbd68a3 | 6696 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
428870ff BB |
6697 | { |
6698 | avl_tree_t *t = arg; | |
6699 | avl_index_t where; | |
6700 | zdb_ddt_entry_t *zdde, zdde_search; | |
6701 | ||
30af21b0 PD |
6702 | if (zb->zb_level == ZB_DNODE_LEVEL || BP_IS_HOLE(bp) || |
6703 | BP_IS_EMBEDDED(bp)) | |
428870ff BB |
6704 | return (0); |
6705 | ||
6706 | if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { | |
6707 | (void) printf("traversing objset %llu, %llu objects, " | |
6708 | "%lu blocks so far\n", | |
6709 | (u_longlong_t)zb->zb_objset, | |
9b67f605 | 6710 | (u_longlong_t)BP_GET_FILL(bp), |
428870ff BB |
6711 | avl_numnodes(t)); |
6712 | } | |
6713 | ||
6714 | if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || | |
9ae529ec | 6715 | BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) |
428870ff BB |
6716 | return (0); |
6717 | ||
6718 | ddt_key_fill(&zdde_search.zdde_key, bp); | |
6719 | ||
6720 | zdde = avl_find(t, &zdde_search, &where); | |
6721 | ||
6722 | if (zdde == NULL) { | |
6723 | zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); | |
6724 | zdde->zdde_key = zdde_search.zdde_key; | |
6725 | avl_insert(t, zdde, where); | |
6726 | } | |
6727 | ||
6728 | zdde->zdde_ref_blocks += 1; | |
6729 | zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); | |
6730 | zdde->zdde_ref_psize += BP_GET_PSIZE(bp); | |
6731 | zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); | |
6732 | ||
6733 | return (0); | |
6734 | } | |
6735 | ||
6736 | static void | |
6737 | dump_simulated_ddt(spa_t *spa) | |
6738 | { | |
6739 | avl_tree_t t; | |
6740 | void *cookie = NULL; | |
6741 | zdb_ddt_entry_t *zdde; | |
2598c001 BB |
6742 | ddt_histogram_t ddh_total; |
6743 | ddt_stat_t dds_total; | |
6744 | ||
867959b5 BB |
6745 | bzero(&ddh_total, sizeof (ddh_total)); |
6746 | bzero(&dds_total, sizeof (dds_total)); | |
428870ff BB |
6747 | avl_create(&t, ddt_entry_compare, |
6748 | sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); | |
6749 | ||
6750 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
6751 | ||
b5256303 TC |
6752 | (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | |
6753 | TRAVERSE_NO_DECRYPT, zdb_ddt_add_cb, &t); | |
428870ff BB |
6754 | |
6755 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
6756 | ||
6757 | while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { | |
6758 | ddt_stat_t dds; | |
6759 | uint64_t refcnt = zdde->zdde_ref_blocks; | |
6760 | ASSERT(refcnt != 0); | |
6761 | ||
6762 | dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; | |
6763 | dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; | |
6764 | dds.dds_psize = zdde->zdde_ref_psize / refcnt; | |
6765 | dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; | |
6766 | ||
6767 | dds.dds_ref_blocks = zdde->zdde_ref_blocks; | |
6768 | dds.dds_ref_lsize = zdde->zdde_ref_lsize; | |
6769 | dds.dds_ref_psize = zdde->zdde_ref_psize; | |
6770 | dds.dds_ref_dsize = zdde->zdde_ref_dsize; | |
6771 | ||
9bd274dd MA |
6772 | ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], |
6773 | &dds, 0); | |
428870ff BB |
6774 | |
6775 | umem_free(zdde, sizeof (*zdde)); | |
6776 | } | |
6777 | ||
6778 | avl_destroy(&t); | |
6779 | ||
6780 | ddt_histogram_stat(&dds_total, &ddh_total); | |
6781 | ||
6782 | (void) printf("Simulated DDT histogram:\n"); | |
6783 | ||
6784 | zpool_dump_ddt(&dds_total, &ddh_total); | |
6785 | ||
6786 | dump_dedup_ratio(&dds_total); | |
6787 | } | |
6788 | ||
a1d477c2 MA |
6789 | static int |
6790 | verify_device_removal_feature_counts(spa_t *spa) | |
6791 | { | |
6792 | uint64_t dr_feature_refcount = 0; | |
6793 | uint64_t oc_feature_refcount = 0; | |
6794 | uint64_t indirect_vdev_count = 0; | |
6795 | uint64_t precise_vdev_count = 0; | |
6796 | uint64_t obsolete_counts_object_count = 0; | |
6797 | uint64_t obsolete_sm_count = 0; | |
6798 | uint64_t obsolete_counts_count = 0; | |
6799 | uint64_t scip_count = 0; | |
6800 | uint64_t obsolete_bpobj_count = 0; | |
6801 | int ret = 0; | |
6802 | ||
6803 | spa_condensing_indirect_phys_t *scip = | |
6804 | &spa->spa_condensing_indirect_phys; | |
6805 | if (scip->scip_next_mapping_object != 0) { | |
6806 | vdev_t *vd = spa->spa_root_vdev->vdev_child[scip->scip_vdev]; | |
6807 | ASSERT(scip->scip_prev_obsolete_sm_object != 0); | |
6808 | ASSERT3P(vd->vdev_ops, ==, &vdev_indirect_ops); | |
6809 | ||
6810 | (void) printf("Condensing indirect vdev %llu: new mapping " | |
6811 | "object %llu, prev obsolete sm %llu\n", | |
6812 | (u_longlong_t)scip->scip_vdev, | |
6813 | (u_longlong_t)scip->scip_next_mapping_object, | |
6814 | (u_longlong_t)scip->scip_prev_obsolete_sm_object); | |
6815 | if (scip->scip_prev_obsolete_sm_object != 0) { | |
6816 | space_map_t *prev_obsolete_sm = NULL; | |
6817 | VERIFY0(space_map_open(&prev_obsolete_sm, | |
6818 | spa->spa_meta_objset, | |
6819 | scip->scip_prev_obsolete_sm_object, | |
6820 | 0, vd->vdev_asize, 0)); | |
a1d477c2 MA |
6821 | dump_spacemap(spa->spa_meta_objset, prev_obsolete_sm); |
6822 | (void) printf("\n"); | |
6823 | space_map_close(prev_obsolete_sm); | |
6824 | } | |
6825 | ||
6826 | scip_count += 2; | |
6827 | } | |
6828 | ||
6829 | for (uint64_t i = 0; i < spa->spa_root_vdev->vdev_children; i++) { | |
6830 | vdev_t *vd = spa->spa_root_vdev->vdev_child[i]; | |
6831 | vdev_indirect_config_t *vic = &vd->vdev_indirect_config; | |
6832 | ||
6833 | if (vic->vic_mapping_object != 0) { | |
6834 | ASSERT(vd->vdev_ops == &vdev_indirect_ops || | |
6835 | vd->vdev_removing); | |
6836 | indirect_vdev_count++; | |
6837 | ||
6838 | if (vd->vdev_indirect_mapping->vim_havecounts) { | |
6839 | obsolete_counts_count++; | |
6840 | } | |
6841 | } | |
27f80e85 BB |
6842 | |
6843 | boolean_t are_precise; | |
6844 | VERIFY0(vdev_obsolete_counts_are_precise(vd, &are_precise)); | |
6845 | if (are_precise) { | |
a1d477c2 MA |
6846 | ASSERT(vic->vic_mapping_object != 0); |
6847 | precise_vdev_count++; | |
6848 | } | |
27f80e85 BB |
6849 | |
6850 | uint64_t obsolete_sm_object; | |
6851 | VERIFY0(vdev_obsolete_sm_object(vd, &obsolete_sm_object)); | |
6852 | if (obsolete_sm_object != 0) { | |
a1d477c2 MA |
6853 | ASSERT(vic->vic_mapping_object != 0); |
6854 | obsolete_sm_count++; | |
6855 | } | |
6856 | } | |
6857 | ||
6858 | (void) feature_get_refcount(spa, | |
6859 | &spa_feature_table[SPA_FEATURE_DEVICE_REMOVAL], | |
6860 | &dr_feature_refcount); | |
6861 | (void) feature_get_refcount(spa, | |
6862 | &spa_feature_table[SPA_FEATURE_OBSOLETE_COUNTS], | |
6863 | &oc_feature_refcount); | |
6864 | ||
6865 | if (dr_feature_refcount != indirect_vdev_count) { | |
6866 | ret = 1; | |
6867 | (void) printf("Number of indirect vdevs (%llu) " \ | |
6868 | "does not match feature count (%llu)\n", | |
6869 | (u_longlong_t)indirect_vdev_count, | |
6870 | (u_longlong_t)dr_feature_refcount); | |
6871 | } else { | |
6872 | (void) printf("Verified device_removal feature refcount " \ | |
6873 | "of %llu is correct\n", | |
6874 | (u_longlong_t)dr_feature_refcount); | |
6875 | } | |
6876 | ||
6877 | if (zap_contains(spa_meta_objset(spa), DMU_POOL_DIRECTORY_OBJECT, | |
6878 | DMU_POOL_OBSOLETE_BPOBJ) == 0) { | |
6879 | obsolete_bpobj_count++; | |
6880 | } | |
6881 | ||
6882 | ||
6883 | obsolete_counts_object_count = precise_vdev_count; | |
6884 | obsolete_counts_object_count += obsolete_sm_count; | |
6885 | obsolete_counts_object_count += obsolete_counts_count; | |
6886 | obsolete_counts_object_count += scip_count; | |
6887 | obsolete_counts_object_count += obsolete_bpobj_count; | |
6888 | obsolete_counts_object_count += remap_deadlist_count; | |
6889 | ||
6890 | if (oc_feature_refcount != obsolete_counts_object_count) { | |
6891 | ret = 1; | |
6892 | (void) printf("Number of obsolete counts objects (%llu) " \ | |
6893 | "does not match feature count (%llu)\n", | |
6894 | (u_longlong_t)obsolete_counts_object_count, | |
6895 | (u_longlong_t)oc_feature_refcount); | |
6896 | (void) printf("pv:%llu os:%llu oc:%llu sc:%llu " | |
6897 | "ob:%llu rd:%llu\n", | |
6898 | (u_longlong_t)precise_vdev_count, | |
6899 | (u_longlong_t)obsolete_sm_count, | |
6900 | (u_longlong_t)obsolete_counts_count, | |
6901 | (u_longlong_t)scip_count, | |
6902 | (u_longlong_t)obsolete_bpobj_count, | |
6903 | (u_longlong_t)remap_deadlist_count); | |
6904 | } else { | |
6905 | (void) printf("Verified indirect_refcount feature refcount " \ | |
6906 | "of %llu is correct\n", | |
6907 | (u_longlong_t)oc_feature_refcount); | |
6908 | } | |
6909 | return (ret); | |
6910 | } | |
6911 | ||
34fe773e OF |
6912 | static void |
6913 | zdb_set_skip_mmp(char *target) | |
6914 | { | |
6915 | spa_t *spa; | |
6916 | ||
6917 | /* | |
6918 | * Disable the activity check to allow examination of | |
6919 | * active pools. | |
6920 | */ | |
6921 | mutex_enter(&spa_namespace_lock); | |
6922 | if ((spa = spa_lookup(target)) != NULL) { | |
6923 | spa->spa_import_flags |= ZFS_IMPORT_SKIP_MMP; | |
6924 | } | |
6925 | mutex_exit(&spa_namespace_lock); | |
6926 | } | |
6927 | ||
d2734cce SD |
6928 | #define BOGUS_SUFFIX "_CHECKPOINTED_UNIVERSE" |
6929 | /* | |
6930 | * Import the checkpointed state of the pool specified by the target | |
6931 | * parameter as readonly. The function also accepts a pool config | |
6932 | * as an optional parameter, else it attempts to infer the config by | |
6933 | * the name of the target pool. | |
6934 | * | |
6935 | * Note that the checkpointed state's pool name will be the name of | |
ad0b23b1 | 6936 | * the original pool with the above suffix appended to it. In addition, |
d2734cce SD |
6937 | * if the target is not a pool name (e.g. a path to a dataset) then |
6938 | * the new_path parameter is populated with the updated path to | |
6939 | * reflect the fact that we are looking into the checkpointed state. | |
6940 | * | |
6941 | * The function returns a newly-allocated copy of the name of the | |
6942 | * pool containing the checkpointed state. When this copy is no | |
6943 | * longer needed it should be freed with free(3C). Same thing | |
6944 | * applies to the new_path parameter if allocated. | |
6945 | */ | |
6946 | static char * | |
6947 | import_checkpointed_state(char *target, nvlist_t *cfg, char **new_path) | |
6948 | { | |
6949 | int error = 0; | |
6950 | char *poolname, *bogus_name = NULL; | |
808e6812 | 6951 | boolean_t freecfg = B_FALSE; |
d2734cce SD |
6952 | |
6953 | /* If the target is not a pool, the extract the pool name */ | |
6954 | char *path_start = strchr(target, '/'); | |
6955 | if (path_start != NULL) { | |
6956 | size_t poolname_len = path_start - target; | |
6957 | poolname = strndup(target, poolname_len); | |
6958 | } else { | |
6959 | poolname = target; | |
6960 | } | |
6961 | ||
6962 | if (cfg == NULL) { | |
34fe773e | 6963 | zdb_set_skip_mmp(poolname); |
d2734cce SD |
6964 | error = spa_get_stats(poolname, &cfg, NULL, 0); |
6965 | if (error != 0) { | |
6966 | fatal("Tried to read config of pool \"%s\" but " | |
6967 | "spa_get_stats() failed with error %d\n", | |
6968 | poolname, error); | |
6969 | } | |
808e6812 | 6970 | freecfg = B_TRUE; |
d2734cce SD |
6971 | } |
6972 | ||
6973 | if (asprintf(&bogus_name, "%s%s", poolname, BOGUS_SUFFIX) == -1) | |
6974 | return (NULL); | |
6975 | fnvlist_add_string(cfg, ZPOOL_CONFIG_POOL_NAME, bogus_name); | |
6976 | ||
6977 | error = spa_import(bogus_name, cfg, NULL, | |
34fe773e OF |
6978 | ZFS_IMPORT_MISSING_LOG | ZFS_IMPORT_CHECKPOINT | |
6979 | ZFS_IMPORT_SKIP_MMP); | |
808e6812 MA |
6980 | if (freecfg) |
6981 | nvlist_free(cfg); | |
d2734cce SD |
6982 | if (error != 0) { |
6983 | fatal("Tried to import pool \"%s\" but spa_import() failed " | |
6984 | "with error %d\n", bogus_name, error); | |
6985 | } | |
6986 | ||
6987 | if (new_path != NULL && path_start != NULL) { | |
6988 | if (asprintf(new_path, "%s%s", bogus_name, path_start) == -1) { | |
6989 | if (path_start != NULL) | |
6990 | free(poolname); | |
6991 | return (NULL); | |
6992 | } | |
6993 | } | |
6994 | ||
6995 | if (target != poolname) | |
6996 | free(poolname); | |
6997 | ||
6998 | return (bogus_name); | |
6999 | } | |
7000 | ||
7001 | typedef struct verify_checkpoint_sm_entry_cb_arg { | |
7002 | vdev_t *vcsec_vd; | |
7003 | ||
7004 | /* the following fields are only used for printing progress */ | |
7005 | uint64_t vcsec_entryid; | |
7006 | uint64_t vcsec_num_entries; | |
7007 | } verify_checkpoint_sm_entry_cb_arg_t; | |
7008 | ||
7009 | #define ENTRIES_PER_PROGRESS_UPDATE 10000 | |
7010 | ||
7011 | static int | |
4d044c4c | 7012 | verify_checkpoint_sm_entry_cb(space_map_entry_t *sme, void *arg) |
d2734cce SD |
7013 | { |
7014 | verify_checkpoint_sm_entry_cb_arg_t *vcsec = arg; | |
7015 | vdev_t *vd = vcsec->vcsec_vd; | |
4d044c4c SD |
7016 | metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; |
7017 | uint64_t end = sme->sme_offset + sme->sme_run; | |
d2734cce | 7018 | |
4d044c4c | 7019 | ASSERT(sme->sme_type == SM_FREE); |
d2734cce SD |
7020 | |
7021 | if ((vcsec->vcsec_entryid % ENTRIES_PER_PROGRESS_UPDATE) == 0) { | |
7022 | (void) fprintf(stderr, | |
7023 | "\rverifying vdev %llu, space map entry %llu of %llu ...", | |
7024 | (longlong_t)vd->vdev_id, | |
7025 | (longlong_t)vcsec->vcsec_entryid, | |
7026 | (longlong_t)vcsec->vcsec_num_entries); | |
7027 | } | |
7028 | vcsec->vcsec_entryid++; | |
7029 | ||
7030 | /* | |
7031 | * See comment in checkpoint_sm_exclude_entry_cb() | |
7032 | */ | |
4d044c4c | 7033 | VERIFY3U(sme->sme_offset, >=, ms->ms_start); |
d2734cce SD |
7034 | VERIFY3U(end, <=, ms->ms_start + ms->ms_size); |
7035 | ||
7036 | /* | |
7037 | * The entries in the vdev_checkpoint_sm should be marked as | |
7038 | * allocated in the checkpointed state of the pool, therefore | |
7039 | * their respective ms_allocateable trees should not contain them. | |
7040 | */ | |
7041 | mutex_enter(&ms->ms_lock); | |
df72b8be SD |
7042 | range_tree_verify_not_present(ms->ms_allocatable, |
7043 | sme->sme_offset, sme->sme_run); | |
d2734cce SD |
7044 | mutex_exit(&ms->ms_lock); |
7045 | ||
7046 | return (0); | |
7047 | } | |
7048 | ||
7049 | /* | |
7050 | * Verify that all segments in the vdev_checkpoint_sm are allocated | |
7051 | * according to the checkpoint's ms_sm (i.e. are not in the checkpoint's | |
7052 | * ms_allocatable). | |
7053 | * | |
7054 | * Do so by comparing the checkpoint space maps (vdev_checkpoint_sm) of | |
7055 | * each vdev in the current state of the pool to the metaslab space maps | |
7056 | * (ms_sm) of the checkpointed state of the pool. | |
7057 | * | |
7058 | * Note that the function changes the state of the ms_allocatable | |
7059 | * trees of the current spa_t. The entries of these ms_allocatable | |
7060 | * trees are cleared out and then repopulated from with the free | |
7061 | * entries of their respective ms_sm space maps. | |
7062 | */ | |
7063 | static void | |
7064 | verify_checkpoint_vdev_spacemaps(spa_t *checkpoint, spa_t *current) | |
7065 | { | |
7066 | vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; | |
7067 | vdev_t *current_rvd = current->spa_root_vdev; | |
7068 | ||
7069 | load_concrete_ms_allocatable_trees(checkpoint, SM_FREE); | |
7070 | ||
7071 | for (uint64_t c = 0; c < ckpoint_rvd->vdev_children; c++) { | |
7072 | vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[c]; | |
7073 | vdev_t *current_vd = current_rvd->vdev_child[c]; | |
7074 | ||
7075 | space_map_t *checkpoint_sm = NULL; | |
7076 | uint64_t checkpoint_sm_obj; | |
7077 | ||
7078 | if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { | |
7079 | /* | |
7080 | * Since we don't allow device removal in a pool | |
7081 | * that has a checkpoint, we expect that all removed | |
7082 | * vdevs were removed from the pool before the | |
7083 | * checkpoint. | |
7084 | */ | |
7085 | ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); | |
7086 | continue; | |
7087 | } | |
7088 | ||
7089 | /* | |
7090 | * If the checkpoint space map doesn't exist, then nothing | |
7091 | * here is checkpointed so there's nothing to verify. | |
7092 | */ | |
7093 | if (current_vd->vdev_top_zap == 0 || | |
7094 | zap_contains(spa_meta_objset(current), | |
7095 | current_vd->vdev_top_zap, | |
7096 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
7097 | continue; | |
7098 | ||
7099 | VERIFY0(zap_lookup(spa_meta_objset(current), | |
7100 | current_vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, | |
7101 | sizeof (uint64_t), 1, &checkpoint_sm_obj)); | |
7102 | ||
7103 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(current), | |
7104 | checkpoint_sm_obj, 0, current_vd->vdev_asize, | |
7105 | current_vd->vdev_ashift)); | |
d2734cce SD |
7106 | |
7107 | verify_checkpoint_sm_entry_cb_arg_t vcsec; | |
7108 | vcsec.vcsec_vd = ckpoint_vd; | |
7109 | vcsec.vcsec_entryid = 0; | |
7110 | vcsec.vcsec_num_entries = | |
7111 | space_map_length(checkpoint_sm) / sizeof (uint64_t); | |
7112 | VERIFY0(space_map_iterate(checkpoint_sm, | |
425d3237 | 7113 | space_map_length(checkpoint_sm), |
d2734cce | 7114 | verify_checkpoint_sm_entry_cb, &vcsec)); |
e2cc448b BB |
7115 | if (dump_opt['m'] > 3) |
7116 | dump_spacemap(current->spa_meta_objset, checkpoint_sm); | |
d2734cce SD |
7117 | space_map_close(checkpoint_sm); |
7118 | } | |
7119 | ||
7120 | /* | |
7121 | * If we've added vdevs since we took the checkpoint, ensure | |
7122 | * that their checkpoint space maps are empty. | |
7123 | */ | |
7124 | if (ckpoint_rvd->vdev_children < current_rvd->vdev_children) { | |
7125 | for (uint64_t c = ckpoint_rvd->vdev_children; | |
7126 | c < current_rvd->vdev_children; c++) { | |
7127 | vdev_t *current_vd = current_rvd->vdev_child[c]; | |
09131144 | 7128 | VERIFY3P(current_vd->vdev_checkpoint_sm, ==, NULL); |
d2734cce SD |
7129 | } |
7130 | } | |
7131 | ||
7132 | /* for cleaner progress output */ | |
7133 | (void) fprintf(stderr, "\n"); | |
7134 | } | |
7135 | ||
7136 | /* | |
7137 | * Verifies that all space that's allocated in the checkpoint is | |
7138 | * still allocated in the current version, by checking that everything | |
7139 | * in checkpoint's ms_allocatable (which is actually allocated, not | |
7140 | * allocatable/free) is not present in current's ms_allocatable. | |
7141 | * | |
7142 | * Note that the function changes the state of the ms_allocatable | |
7143 | * trees of both spas when called. The entries of all ms_allocatable | |
7144 | * trees are cleared out and then repopulated from their respective | |
7145 | * ms_sm space maps. In the checkpointed state we load the allocated | |
7146 | * entries, and in the current state we load the free entries. | |
7147 | */ | |
7148 | static void | |
7149 | verify_checkpoint_ms_spacemaps(spa_t *checkpoint, spa_t *current) | |
7150 | { | |
7151 | vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; | |
7152 | vdev_t *current_rvd = current->spa_root_vdev; | |
7153 | ||
7154 | load_concrete_ms_allocatable_trees(checkpoint, SM_ALLOC); | |
7155 | load_concrete_ms_allocatable_trees(current, SM_FREE); | |
7156 | ||
7157 | for (uint64_t i = 0; i < ckpoint_rvd->vdev_children; i++) { | |
7158 | vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[i]; | |
7159 | vdev_t *current_vd = current_rvd->vdev_child[i]; | |
7160 | ||
7161 | if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { | |
7162 | /* | |
7163 | * See comment in verify_checkpoint_vdev_spacemaps() | |
7164 | */ | |
7165 | ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); | |
7166 | continue; | |
7167 | } | |
7168 | ||
7169 | for (uint64_t m = 0; m < ckpoint_vd->vdev_ms_count; m++) { | |
7170 | metaslab_t *ckpoint_msp = ckpoint_vd->vdev_ms[m]; | |
7171 | metaslab_t *current_msp = current_vd->vdev_ms[m]; | |
7172 | ||
7173 | (void) fprintf(stderr, | |
7174 | "\rverifying vdev %llu of %llu, " | |
7175 | "metaslab %llu of %llu ...", | |
7176 | (longlong_t)current_vd->vdev_id, | |
7177 | (longlong_t)current_rvd->vdev_children, | |
7178 | (longlong_t)current_vd->vdev_ms[m]->ms_id, | |
7179 | (longlong_t)current_vd->vdev_ms_count); | |
7180 | ||
7181 | /* | |
7182 | * We walk through the ms_allocatable trees that | |
7183 | * are loaded with the allocated blocks from the | |
7184 | * ms_sm spacemaps of the checkpoint. For each | |
7185 | * one of these ranges we ensure that none of them | |
7186 | * exists in the ms_allocatable trees of the | |
7187 | * current state which are loaded with the ranges | |
7188 | * that are currently free. | |
7189 | * | |
7190 | * This way we ensure that none of the blocks that | |
7191 | * are part of the checkpoint were freed by mistake. | |
7192 | */ | |
7193 | range_tree_walk(ckpoint_msp->ms_allocatable, | |
df72b8be | 7194 | (range_tree_func_t *)range_tree_verify_not_present, |
d2734cce SD |
7195 | current_msp->ms_allocatable); |
7196 | } | |
7197 | } | |
7198 | ||
7199 | /* for cleaner progress output */ | |
7200 | (void) fprintf(stderr, "\n"); | |
7201 | } | |
7202 | ||
7203 | static void | |
7204 | verify_checkpoint_blocks(spa_t *spa) | |
7205 | { | |
21e7cf5d SD |
7206 | ASSERT(!dump_opt['L']); |
7207 | ||
d2734cce SD |
7208 | spa_t *checkpoint_spa; |
7209 | char *checkpoint_pool; | |
d2734cce SD |
7210 | int error = 0; |
7211 | ||
7212 | /* | |
7213 | * We import the checkpointed state of the pool (under a different | |
7214 | * name) so we can do verification on it against the current state | |
7215 | * of the pool. | |
7216 | */ | |
808e6812 | 7217 | checkpoint_pool = import_checkpointed_state(spa->spa_name, NULL, |
d2734cce SD |
7218 | NULL); |
7219 | ASSERT(strcmp(spa->spa_name, checkpoint_pool) != 0); | |
7220 | ||
7221 | error = spa_open(checkpoint_pool, &checkpoint_spa, FTAG); | |
7222 | if (error != 0) { | |
7223 | fatal("Tried to open pool \"%s\" but spa_open() failed with " | |
7224 | "error %d\n", checkpoint_pool, error); | |
7225 | } | |
7226 | ||
7227 | /* | |
7228 | * Ensure that ranges in the checkpoint space maps of each vdev | |
7229 | * are allocated according to the checkpointed state's metaslab | |
7230 | * space maps. | |
7231 | */ | |
7232 | verify_checkpoint_vdev_spacemaps(checkpoint_spa, spa); | |
7233 | ||
7234 | /* | |
7235 | * Ensure that allocated ranges in the checkpoint's metaslab | |
7236 | * space maps remain allocated in the metaslab space maps of | |
7237 | * the current state. | |
7238 | */ | |
7239 | verify_checkpoint_ms_spacemaps(checkpoint_spa, spa); | |
7240 | ||
7241 | /* | |
7242 | * Once we are done, we get rid of the checkpointed state. | |
7243 | */ | |
7244 | spa_close(checkpoint_spa, FTAG); | |
7245 | free(checkpoint_pool); | |
7246 | } | |
7247 | ||
7248 | static void | |
7249 | dump_leftover_checkpoint_blocks(spa_t *spa) | |
7250 | { | |
7251 | vdev_t *rvd = spa->spa_root_vdev; | |
7252 | ||
7253 | for (uint64_t i = 0; i < rvd->vdev_children; i++) { | |
7254 | vdev_t *vd = rvd->vdev_child[i]; | |
7255 | ||
7256 | space_map_t *checkpoint_sm = NULL; | |
7257 | uint64_t checkpoint_sm_obj; | |
7258 | ||
7259 | if (vd->vdev_top_zap == 0) | |
7260 | continue; | |
7261 | ||
7262 | if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, | |
7263 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
7264 | continue; | |
7265 | ||
7266 | VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, | |
7267 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, | |
7268 | sizeof (uint64_t), 1, &checkpoint_sm_obj)); | |
7269 | ||
7270 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), | |
7271 | checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); | |
d2734cce SD |
7272 | dump_spacemap(spa->spa_meta_objset, checkpoint_sm); |
7273 | space_map_close(checkpoint_sm); | |
7274 | } | |
7275 | } | |
7276 | ||
7277 | static int | |
7278 | verify_checkpoint(spa_t *spa) | |
7279 | { | |
7280 | uberblock_t checkpoint; | |
7281 | int error; | |
7282 | ||
7283 | if (!spa_feature_is_active(spa, SPA_FEATURE_POOL_CHECKPOINT)) | |
7284 | return (0); | |
7285 | ||
7286 | error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
7287 | DMU_POOL_ZPOOL_CHECKPOINT, sizeof (uint64_t), | |
7288 | sizeof (uberblock_t) / sizeof (uint64_t), &checkpoint); | |
7289 | ||
4d044c4c | 7290 | if (error == ENOENT && !dump_opt['L']) { |
d2734cce SD |
7291 | /* |
7292 | * If the feature is active but the uberblock is missing | |
7293 | * then we must be in the middle of discarding the | |
7294 | * checkpoint. | |
7295 | */ | |
7296 | (void) printf("\nPartially discarded checkpoint " | |
7297 | "state found:\n"); | |
e2cc448b BB |
7298 | if (dump_opt['m'] > 3) |
7299 | dump_leftover_checkpoint_blocks(spa); | |
d2734cce SD |
7300 | return (0); |
7301 | } else if (error != 0) { | |
7302 | (void) printf("lookup error %d when looking for " | |
7303 | "checkpointed uberblock in MOS\n", error); | |
7304 | return (error); | |
7305 | } | |
7306 | dump_uberblock(&checkpoint, "\nCheckpointed uberblock found:\n", "\n"); | |
7307 | ||
7308 | if (checkpoint.ub_checkpoint_txg == 0) { | |
7309 | (void) printf("\nub_checkpoint_txg not set in checkpointed " | |
7310 | "uberblock\n"); | |
7311 | error = 3; | |
7312 | } | |
7313 | ||
4d044c4c | 7314 | if (error == 0 && !dump_opt['L']) |
d2734cce SD |
7315 | verify_checkpoint_blocks(spa); |
7316 | ||
7317 | return (error); | |
7318 | } | |
7319 | ||
0aa5916a MA |
7320 | /* ARGSUSED */ |
7321 | static void | |
7322 | mos_leaks_cb(void *arg, uint64_t start, uint64_t size) | |
7323 | { | |
7324 | for (uint64_t i = start; i < size; i++) { | |
7325 | (void) printf("MOS object %llu referenced but not allocated\n", | |
7326 | (u_longlong_t)i); | |
7327 | } | |
7328 | } | |
7329 | ||
7330 | static void | |
7331 | mos_obj_refd(uint64_t obj) | |
7332 | { | |
7333 | if (obj != 0 && mos_refd_objs != NULL) | |
7334 | range_tree_add(mos_refd_objs, obj, 1); | |
7335 | } | |
7336 | ||
7337 | /* | |
7338 | * Call on a MOS object that may already have been referenced. | |
7339 | */ | |
7340 | static void | |
7341 | mos_obj_refd_multiple(uint64_t obj) | |
7342 | { | |
7343 | if (obj != 0 && mos_refd_objs != NULL && | |
7344 | !range_tree_contains(mos_refd_objs, obj, 1)) | |
7345 | range_tree_add(mos_refd_objs, obj, 1); | |
7346 | } | |
7347 | ||
93e28d66 SD |
7348 | static void |
7349 | mos_leak_vdev_top_zap(vdev_t *vd) | |
7350 | { | |
7351 | uint64_t ms_flush_data_obj; | |
7352 | int error = zap_lookup(spa_meta_objset(vd->vdev_spa), | |
7353 | vd->vdev_top_zap, VDEV_TOP_ZAP_MS_UNFLUSHED_PHYS_TXGS, | |
7354 | sizeof (ms_flush_data_obj), 1, &ms_flush_data_obj); | |
7355 | if (error == ENOENT) | |
7356 | return; | |
7357 | ASSERT0(error); | |
7358 | ||
7359 | mos_obj_refd(ms_flush_data_obj); | |
7360 | } | |
7361 | ||
0aa5916a MA |
7362 | static void |
7363 | mos_leak_vdev(vdev_t *vd) | |
7364 | { | |
7365 | mos_obj_refd(vd->vdev_dtl_object); | |
7366 | mos_obj_refd(vd->vdev_ms_array); | |
0aa5916a MA |
7367 | mos_obj_refd(vd->vdev_indirect_config.vic_births_object); |
7368 | mos_obj_refd(vd->vdev_indirect_config.vic_mapping_object); | |
7369 | mos_obj_refd(vd->vdev_leaf_zap); | |
7370 | if (vd->vdev_checkpoint_sm != NULL) | |
7371 | mos_obj_refd(vd->vdev_checkpoint_sm->sm_object); | |
7372 | if (vd->vdev_indirect_mapping != NULL) { | |
7373 | mos_obj_refd(vd->vdev_indirect_mapping-> | |
7374 | vim_phys->vimp_counts_object); | |
7375 | } | |
7376 | if (vd->vdev_obsolete_sm != NULL) | |
7377 | mos_obj_refd(vd->vdev_obsolete_sm->sm_object); | |
7378 | ||
7379 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
7380 | metaslab_t *ms = vd->vdev_ms[m]; | |
7381 | mos_obj_refd(space_map_object(ms->ms_sm)); | |
7382 | } | |
7383 | ||
93e28d66 SD |
7384 | if (vd->vdev_top_zap != 0) { |
7385 | mos_obj_refd(vd->vdev_top_zap); | |
7386 | mos_leak_vdev_top_zap(vd); | |
7387 | } | |
7388 | ||
0aa5916a MA |
7389 | for (uint64_t c = 0; c < vd->vdev_children; c++) { |
7390 | mos_leak_vdev(vd->vdev_child[c]); | |
7391 | } | |
7392 | } | |
7393 | ||
93e28d66 SD |
7394 | static void |
7395 | mos_leak_log_spacemaps(spa_t *spa) | |
7396 | { | |
7397 | uint64_t spacemap_zap; | |
7398 | int error = zap_lookup(spa_meta_objset(spa), | |
7399 | DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_LOG_SPACEMAP_ZAP, | |
7400 | sizeof (spacemap_zap), 1, &spacemap_zap); | |
7401 | if (error == ENOENT) | |
7402 | return; | |
7403 | ASSERT0(error); | |
7404 | ||
7405 | mos_obj_refd(spacemap_zap); | |
7406 | for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); | |
7407 | sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) | |
7408 | mos_obj_refd(sls->sls_sm_obj); | |
7409 | } | |
7410 | ||
0aa5916a MA |
7411 | static int |
7412 | dump_mos_leaks(spa_t *spa) | |
7413 | { | |
7414 | int rv = 0; | |
7415 | objset_t *mos = spa->spa_meta_objset; | |
7416 | dsl_pool_t *dp = spa->spa_dsl_pool; | |
7417 | ||
7418 | /* Visit and mark all referenced objects in the MOS */ | |
7419 | ||
7420 | mos_obj_refd(DMU_POOL_DIRECTORY_OBJECT); | |
7421 | mos_obj_refd(spa->spa_pool_props_object); | |
7422 | mos_obj_refd(spa->spa_config_object); | |
7423 | mos_obj_refd(spa->spa_ddt_stat_object); | |
7424 | mos_obj_refd(spa->spa_feat_desc_obj); | |
7425 | mos_obj_refd(spa->spa_feat_enabled_txg_obj); | |
7426 | mos_obj_refd(spa->spa_feat_for_read_obj); | |
7427 | mos_obj_refd(spa->spa_feat_for_write_obj); | |
7428 | mos_obj_refd(spa->spa_history); | |
7429 | mos_obj_refd(spa->spa_errlog_last); | |
7430 | mos_obj_refd(spa->spa_errlog_scrub); | |
7431 | mos_obj_refd(spa->spa_all_vdev_zaps); | |
7432 | mos_obj_refd(spa->spa_dsl_pool->dp_bptree_obj); | |
7433 | mos_obj_refd(spa->spa_dsl_pool->dp_tmp_userrefs_obj); | |
7434 | mos_obj_refd(spa->spa_dsl_pool->dp_scan->scn_phys.scn_queue_obj); | |
7435 | bpobj_count_refd(&spa->spa_deferred_bpobj); | |
7436 | mos_obj_refd(dp->dp_empty_bpobj); | |
7437 | bpobj_count_refd(&dp->dp_obsolete_bpobj); | |
7438 | bpobj_count_refd(&dp->dp_free_bpobj); | |
7439 | mos_obj_refd(spa->spa_l2cache.sav_object); | |
7440 | mos_obj_refd(spa->spa_spares.sav_object); | |
7441 | ||
93e28d66 SD |
7442 | if (spa->spa_syncing_log_sm != NULL) |
7443 | mos_obj_refd(spa->spa_syncing_log_sm->sm_object); | |
7444 | mos_leak_log_spacemaps(spa); | |
7445 | ||
0aa5916a MA |
7446 | mos_obj_refd(spa->spa_condensing_indirect_phys. |
7447 | scip_next_mapping_object); | |
7448 | mos_obj_refd(spa->spa_condensing_indirect_phys. | |
7449 | scip_prev_obsolete_sm_object); | |
7450 | if (spa->spa_condensing_indirect_phys.scip_next_mapping_object != 0) { | |
7451 | vdev_indirect_mapping_t *vim = | |
7452 | vdev_indirect_mapping_open(mos, | |
7453 | spa->spa_condensing_indirect_phys.scip_next_mapping_object); | |
7454 | mos_obj_refd(vim->vim_phys->vimp_counts_object); | |
7455 | vdev_indirect_mapping_close(vim); | |
7456 | } | |
37f03da8 | 7457 | deleted_livelists_dump_mos(spa); |
0aa5916a MA |
7458 | |
7459 | if (dp->dp_origin_snap != NULL) { | |
7460 | dsl_dataset_t *ds; | |
7461 | ||
7462 | dsl_pool_config_enter(dp, FTAG); | |
7463 | VERIFY0(dsl_dataset_hold_obj(dp, | |
7464 | dsl_dataset_phys(dp->dp_origin_snap)->ds_next_snap_obj, | |
7465 | FTAG, &ds)); | |
7466 | count_ds_mos_objects(ds); | |
37f03da8 | 7467 | dump_blkptr_list(&ds->ds_deadlist, "Deadlist"); |
0aa5916a MA |
7468 | dsl_dataset_rele(ds, FTAG); |
7469 | dsl_pool_config_exit(dp, FTAG); | |
7470 | ||
7471 | count_ds_mos_objects(dp->dp_origin_snap); | |
37f03da8 | 7472 | dump_blkptr_list(&dp->dp_origin_snap->ds_deadlist, "Deadlist"); |
0aa5916a MA |
7473 | } |
7474 | count_dir_mos_objects(dp->dp_mos_dir); | |
7475 | if (dp->dp_free_dir != NULL) | |
7476 | count_dir_mos_objects(dp->dp_free_dir); | |
7477 | if (dp->dp_leak_dir != NULL) | |
7478 | count_dir_mos_objects(dp->dp_leak_dir); | |
7479 | ||
7480 | mos_leak_vdev(spa->spa_root_vdev); | |
7481 | ||
7482 | for (uint64_t class = 0; class < DDT_CLASSES; class++) { | |
7483 | for (uint64_t type = 0; type < DDT_TYPES; type++) { | |
7484 | for (uint64_t cksum = 0; | |
7485 | cksum < ZIO_CHECKSUM_FUNCTIONS; cksum++) { | |
7486 | ddt_t *ddt = spa->spa_ddt[cksum]; | |
7487 | mos_obj_refd(ddt->ddt_object[type][class]); | |
7488 | } | |
7489 | } | |
7490 | } | |
7491 | ||
7492 | /* | |
7493 | * Visit all allocated objects and make sure they are referenced. | |
7494 | */ | |
7495 | uint64_t object = 0; | |
7496 | while (dmu_object_next(mos, &object, B_FALSE, 0) == 0) { | |
7497 | if (range_tree_contains(mos_refd_objs, object, 1)) { | |
7498 | range_tree_remove(mos_refd_objs, object, 1); | |
7499 | } else { | |
7500 | dmu_object_info_t doi; | |
7501 | const char *name; | |
7502 | dmu_object_info(mos, object, &doi); | |
7503 | if (doi.doi_type & DMU_OT_NEWTYPE) { | |
7504 | dmu_object_byteswap_t bswap = | |
7505 | DMU_OT_BYTESWAP(doi.doi_type); | |
7506 | name = dmu_ot_byteswap[bswap].ob_name; | |
7507 | } else { | |
7508 | name = dmu_ot[doi.doi_type].ot_name; | |
7509 | } | |
7510 | ||
7511 | (void) printf("MOS object %llu (%s) leaked\n", | |
7512 | (u_longlong_t)object, name); | |
7513 | rv = 2; | |
7514 | } | |
7515 | } | |
7516 | (void) range_tree_walk(mos_refd_objs, mos_leaks_cb, NULL); | |
7517 | if (!range_tree_is_empty(mos_refd_objs)) | |
7518 | rv = 2; | |
7519 | range_tree_vacate(mos_refd_objs, NULL, NULL); | |
7520 | range_tree_destroy(mos_refd_objs); | |
7521 | return (rv); | |
7522 | } | |
7523 | ||
93e28d66 SD |
7524 | typedef struct log_sm_obsolete_stats_arg { |
7525 | uint64_t lsos_current_txg; | |
7526 | ||
7527 | uint64_t lsos_total_entries; | |
7528 | uint64_t lsos_valid_entries; | |
7529 | ||
7530 | uint64_t lsos_sm_entries; | |
7531 | uint64_t lsos_valid_sm_entries; | |
7532 | } log_sm_obsolete_stats_arg_t; | |
7533 | ||
7534 | static int | |
7535 | log_spacemap_obsolete_stats_cb(spa_t *spa, space_map_entry_t *sme, | |
7536 | uint64_t txg, void *arg) | |
7537 | { | |
7538 | log_sm_obsolete_stats_arg_t *lsos = arg; | |
7539 | ||
7540 | uint64_t offset = sme->sme_offset; | |
7541 | uint64_t vdev_id = sme->sme_vdev; | |
7542 | ||
7543 | if (lsos->lsos_current_txg == 0) { | |
7544 | /* this is the first log */ | |
7545 | lsos->lsos_current_txg = txg; | |
7546 | } else if (lsos->lsos_current_txg < txg) { | |
7547 | /* we just changed log - print stats and reset */ | |
7548 | (void) printf("%-8llu valid entries out of %-8llu - txg %llu\n", | |
7549 | (u_longlong_t)lsos->lsos_valid_sm_entries, | |
7550 | (u_longlong_t)lsos->lsos_sm_entries, | |
7551 | (u_longlong_t)lsos->lsos_current_txg); | |
7552 | lsos->lsos_valid_sm_entries = 0; | |
7553 | lsos->lsos_sm_entries = 0; | |
7554 | lsos->lsos_current_txg = txg; | |
7555 | } | |
7556 | ASSERT3U(lsos->lsos_current_txg, ==, txg); | |
7557 | ||
7558 | lsos->lsos_sm_entries++; | |
7559 | lsos->lsos_total_entries++; | |
7560 | ||
7561 | vdev_t *vd = vdev_lookup_top(spa, vdev_id); | |
7562 | if (!vdev_is_concrete(vd)) | |
7563 | return (0); | |
7564 | ||
7565 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
7566 | ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); | |
7567 | ||
7568 | if (txg < metaslab_unflushed_txg(ms)) | |
7569 | return (0); | |
7570 | lsos->lsos_valid_sm_entries++; | |
7571 | lsos->lsos_valid_entries++; | |
7572 | return (0); | |
7573 | } | |
7574 | ||
7575 | static void | |
7576 | dump_log_spacemap_obsolete_stats(spa_t *spa) | |
7577 | { | |
bac15c11 SD |
7578 | if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) |
7579 | return; | |
7580 | ||
93e28d66 SD |
7581 | log_sm_obsolete_stats_arg_t lsos; |
7582 | bzero(&lsos, sizeof (lsos)); | |
7583 | ||
7584 | (void) printf("Log Space Map Obsolete Entry Statistics:\n"); | |
7585 | ||
7586 | iterate_through_spacemap_logs(spa, | |
7587 | log_spacemap_obsolete_stats_cb, &lsos); | |
7588 | ||
7589 | /* print stats for latest log */ | |
7590 | (void) printf("%-8llu valid entries out of %-8llu - txg %llu\n", | |
7591 | (u_longlong_t)lsos.lsos_valid_sm_entries, | |
7592 | (u_longlong_t)lsos.lsos_sm_entries, | |
7593 | (u_longlong_t)lsos.lsos_current_txg); | |
7594 | ||
7595 | (void) printf("%-8llu valid entries out of %-8llu - total\n\n", | |
7596 | (u_longlong_t)lsos.lsos_valid_entries, | |
7597 | (u_longlong_t)lsos.lsos_total_entries); | |
7598 | } | |
7599 | ||
34dc7c2f BB |
7600 | static void |
7601 | dump_zpool(spa_t *spa) | |
7602 | { | |
7603 | dsl_pool_t *dp = spa_get_dsl(spa); | |
7604 | int rc = 0; | |
7605 | ||
6774931d MA |
7606 | if (dump_opt['y']) { |
7607 | livelist_metaslab_validate(spa); | |
7608 | } | |
7609 | ||
428870ff BB |
7610 | if (dump_opt['S']) { |
7611 | dump_simulated_ddt(spa); | |
7612 | return; | |
7613 | } | |
7614 | ||
7615 | if (!dump_opt['e'] && dump_opt['C'] > 1) { | |
7616 | (void) printf("\nCached configuration:\n"); | |
7617 | dump_nvlist(spa->spa_config, 8); | |
7618 | } | |
7619 | ||
7620 | if (dump_opt['C']) | |
7621 | dump_config(spa); | |
7622 | ||
34dc7c2f | 7623 | if (dump_opt['u']) |
428870ff | 7624 | dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); |
34dc7c2f | 7625 | |
428870ff BB |
7626 | if (dump_opt['D']) |
7627 | dump_all_ddts(spa); | |
7628 | ||
7629 | if (dump_opt['d'] > 2 || dump_opt['m']) | |
7630 | dump_metaslabs(spa); | |
f3a7f661 GW |
7631 | if (dump_opt['M']) |
7632 | dump_metaslab_groups(spa); | |
93e28d66 SD |
7633 | if (dump_opt['d'] > 2 || dump_opt['m']) { |
7634 | dump_log_spacemaps(spa); | |
7635 | dump_log_spacemap_obsolete_stats(spa); | |
7636 | } | |
428870ff BB |
7637 | |
7638 | if (dump_opt['d'] || dump_opt['i']) { | |
241b5415 | 7639 | spa_feature_t f; |
ca577779 PD |
7640 | mos_refd_objs = range_tree_create(NULL, RANGE_SEG64, NULL, 0, |
7641 | 0); | |
37f03da8 | 7642 | dump_objset(dp->dp_meta_objset); |
0aa5916a | 7643 | |
34dc7c2f | 7644 | if (dump_opt['d'] >= 3) { |
a1d477c2 | 7645 | dsl_pool_t *dp = spa->spa_dsl_pool; |
252e1a54 | 7646 | dump_full_bpobj(&spa->spa_deferred_bpobj, |
d1fada1e | 7647 | "Deferred frees", 0); |
428870ff | 7648 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
a1d477c2 | 7649 | dump_full_bpobj(&dp->dp_free_bpobj, |
d1fada1e | 7650 | "Pool snapshot frees", 0); |
9ae529ec | 7651 | } |
a1d477c2 MA |
7652 | if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { |
7653 | ASSERT(spa_feature_is_enabled(spa, | |
7654 | SPA_FEATURE_DEVICE_REMOVAL)); | |
7655 | dump_full_bpobj(&dp->dp_obsolete_bpobj, | |
7656 | "Pool obsolete blocks", 0); | |
7657 | } | |
9ae529ec CS |
7658 | |
7659 | if (spa_feature_is_active(spa, | |
fa86b5db | 7660 | SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec | 7661 | dump_bptree(spa->spa_meta_objset, |
a1d477c2 | 7662 | dp->dp_bptree_obj, |
9ae529ec | 7663 | "Pool dataset frees"); |
428870ff | 7664 | } |
34dc7c2f | 7665 | dump_dtl(spa->spa_root_vdev, 0); |
34dc7c2f | 7666 | } |
30af21b0 PD |
7667 | |
7668 | for (spa_feature_t f = 0; f < SPA_FEATURES; f++) | |
7669 | global_feature_count[f] = UINT64_MAX; | |
7670 | global_feature_count[SPA_FEATURE_REDACTION_BOOKMARKS] = 0; | |
7671 | global_feature_count[SPA_FEATURE_BOOKMARK_WRITTEN] = 0; | |
37f03da8 | 7672 | global_feature_count[SPA_FEATURE_LIVELIST] = 0; |
30af21b0 | 7673 | |
37f03da8 | 7674 | (void) dmu_objset_find(spa_name(spa), dump_one_objset, |
428870ff | 7675 | NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); |
f1512ee6 | 7676 | |
0aa5916a MA |
7677 | if (rc == 0 && !dump_opt['L']) |
7678 | rc = dump_mos_leaks(spa); | |
7679 | ||
241b5415 MA |
7680 | for (f = 0; f < SPA_FEATURES; f++) { |
7681 | uint64_t refcount; | |
7682 | ||
30af21b0 | 7683 | uint64_t *arr; |
241b5415 | 7684 | if (!(spa_feature_table[f].fi_flags & |
30af21b0 PD |
7685 | ZFEATURE_FLAG_PER_DATASET)) { |
7686 | if (global_feature_count[f] == UINT64_MAX) | |
7687 | continue; | |
7688 | if (!spa_feature_is_enabled(spa, f)) { | |
7689 | ASSERT0(global_feature_count[f]); | |
7690 | continue; | |
7691 | } | |
7692 | arr = global_feature_count; | |
7693 | } else { | |
7694 | if (!spa_feature_is_enabled(spa, f)) { | |
7695 | ASSERT0(dataset_feature_count[f]); | |
7696 | continue; | |
7697 | } | |
7698 | arr = dataset_feature_count; | |
241b5415 MA |
7699 | } |
7700 | if (feature_get_refcount(spa, &spa_feature_table[f], | |
7701 | &refcount) == ENOTSUP) | |
7702 | continue; | |
30af21b0 | 7703 | if (arr[f] != refcount) { |
241b5415 | 7704 | (void) printf("%s feature refcount mismatch: " |
30af21b0 | 7705 | "%lld consumers != %lld refcount\n", |
241b5415 | 7706 | spa_feature_table[f].fi_uname, |
30af21b0 | 7707 | (longlong_t)arr[f], (longlong_t)refcount); |
784652c1 DB |
7708 | rc = 2; |
7709 | } else { | |
241b5415 MA |
7710 | (void) printf("Verified %s feature refcount " |
7711 | "of %llu is correct\n", | |
7712 | spa_feature_table[f].fi_uname, | |
784652c1 DB |
7713 | (longlong_t)refcount); |
7714 | } | |
f1512ee6 | 7715 | } |
a1d477c2 | 7716 | |
93e28d66 | 7717 | if (rc == 0) |
a1d477c2 | 7718 | rc = verify_device_removal_feature_counts(spa); |
34dc7c2f | 7719 | } |
0aa5916a | 7720 | |
f1512ee6 | 7721 | if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) |
34dc7c2f BB |
7722 | rc = dump_block_stats(spa); |
7723 | ||
93cf2076 GW |
7724 | if (rc == 0) |
7725 | rc = verify_spacemap_refcounts(spa); | |
7726 | ||
34dc7c2f BB |
7727 | if (dump_opt['s']) |
7728 | show_pool_stats(spa); | |
7729 | ||
428870ff BB |
7730 | if (dump_opt['h']) |
7731 | dump_history(spa); | |
7732 | ||
4d044c4c | 7733 | if (rc == 0) |
d2734cce SD |
7734 | rc = verify_checkpoint(spa); |
7735 | ||
fa603f82 GM |
7736 | if (rc != 0) { |
7737 | dump_debug_buffer(); | |
34dc7c2f | 7738 | exit(rc); |
fa603f82 | 7739 | } |
34dc7c2f BB |
7740 | } |
7741 | ||
bc67cba7 PZ |
7742 | #define ZDB_FLAG_CHECKSUM 0x0001 |
7743 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
7744 | #define ZDB_FLAG_BSWAP 0x0004 | |
7745 | #define ZDB_FLAG_GBH 0x0008 | |
7746 | #define ZDB_FLAG_INDIRECT 0x0010 | |
7747 | #define ZDB_FLAG_RAW 0x0020 | |
7748 | #define ZDB_FLAG_PRINT_BLKPTR 0x0040 | |
7749 | #define ZDB_FLAG_VERBOSE 0x0080 | |
7750 | ||
7751 | static int flagbits[256]; | |
7752 | static char flagbitstr[16]; | |
7753 | ||
34dc7c2f | 7754 | static void |
6774931d | 7755 | zdb_print_blkptr(const blkptr_t *bp, int flags) |
34dc7c2f | 7756 | { |
428870ff | 7757 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
7758 | |
7759 | if (flags & ZDB_FLAG_BSWAP) | |
7760 | byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); | |
428870ff | 7761 | |
b0bc7a84 | 7762 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff | 7763 | (void) printf("%s\n", blkbuf); |
34dc7c2f BB |
7764 | } |
7765 | ||
7766 | static void | |
7767 | zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) | |
7768 | { | |
7769 | int i; | |
7770 | ||
7771 | for (i = 0; i < nbps; i++) | |
7772 | zdb_print_blkptr(&bp[i], flags); | |
7773 | } | |
7774 | ||
7775 | static void | |
7776 | zdb_dump_gbh(void *buf, int flags) | |
7777 | { | |
7778 | zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); | |
7779 | } | |
7780 | ||
7781 | static void | |
7782 | zdb_dump_block_raw(void *buf, uint64_t size, int flags) | |
7783 | { | |
7784 | if (flags & ZDB_FLAG_BSWAP) | |
7785 | byteswap_uint64_array(buf, size); | |
0e5b68e0 | 7786 | VERIFY(write(fileno(stdout), buf, size) == size); |
34dc7c2f BB |
7787 | } |
7788 | ||
7789 | static void | |
7790 | zdb_dump_block(char *label, void *buf, uint64_t size, int flags) | |
7791 | { | |
7792 | uint64_t *d = (uint64_t *)buf; | |
867959b5 | 7793 | unsigned nwords = size / sizeof (uint64_t); |
34dc7c2f | 7794 | int do_bswap = !!(flags & ZDB_FLAG_BSWAP); |
867959b5 BB |
7795 | unsigned i, j; |
7796 | const char *hdr; | |
7797 | char *c; | |
34dc7c2f BB |
7798 | |
7799 | ||
7800 | if (do_bswap) | |
7801 | hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; | |
7802 | else | |
7803 | hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; | |
7804 | ||
7805 | (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); | |
7806 | ||
a179a3aa | 7807 | #ifdef _LITTLE_ENDIAN |
4e33ba4c | 7808 | /* correct the endianness */ |
a179a3aa CC |
7809 | do_bswap = !do_bswap; |
7810 | #endif | |
34dc7c2f BB |
7811 | for (i = 0; i < nwords; i += 2) { |
7812 | (void) printf("%06llx: %016llx %016llx ", | |
7813 | (u_longlong_t)(i * sizeof (uint64_t)), | |
7814 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), | |
7815 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); | |
7816 | ||
7817 | c = (char *)&d[i]; | |
7818 | for (j = 0; j < 2 * sizeof (uint64_t); j++) | |
7819 | (void) printf("%c", isprint(c[j]) ? c[j] : '.'); | |
7820 | (void) printf("\n"); | |
7821 | } | |
7822 | } | |
7823 | ||
7824 | /* | |
7825 | * There are two acceptable formats: | |
7826 | * leaf_name - For example: c1t0d0 or /tmp/ztest.0a | |
7827 | * child[.child]* - For example: 0.1.1 | |
7828 | * | |
7829 | * The second form can be used to specify arbitrary vdevs anywhere | |
4e33ba4c | 7830 | * in the hierarchy. For example, in a pool with a mirror of |
34dc7c2f BB |
7831 | * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . |
7832 | */ | |
7833 | static vdev_t * | |
867959b5 | 7834 | zdb_vdev_lookup(vdev_t *vdev, const char *path) |
34dc7c2f BB |
7835 | { |
7836 | char *s, *p, *q; | |
867959b5 | 7837 | unsigned i; |
34dc7c2f BB |
7838 | |
7839 | if (vdev == NULL) | |
7840 | return (NULL); | |
7841 | ||
7842 | /* First, assume the x.x.x.x format */ | |
867959b5 | 7843 | i = strtoul(path, &s, 10); |
34dc7c2f BB |
7844 | if (s == path || (s && *s != '.' && *s != '\0')) |
7845 | goto name; | |
867959b5 | 7846 | if (i >= vdev->vdev_children) |
34dc7c2f BB |
7847 | return (NULL); |
7848 | ||
7849 | vdev = vdev->vdev_child[i]; | |
aed0e9f3 | 7850 | if (s && *s == '\0') |
34dc7c2f BB |
7851 | return (vdev); |
7852 | return (zdb_vdev_lookup(vdev, s+1)); | |
7853 | ||
7854 | name: | |
7855 | for (i = 0; i < vdev->vdev_children; i++) { | |
7856 | vdev_t *vc = vdev->vdev_child[i]; | |
7857 | ||
7858 | if (vc->vdev_path == NULL) { | |
7859 | vc = zdb_vdev_lookup(vc, path); | |
7860 | if (vc == NULL) | |
7861 | continue; | |
7862 | else | |
7863 | return (vc); | |
7864 | } | |
7865 | ||
7866 | p = strrchr(vc->vdev_path, '/'); | |
7867 | p = p ? p + 1 : vc->vdev_path; | |
7868 | q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; | |
7869 | ||
7870 | if (strcmp(vc->vdev_path, path) == 0) | |
7871 | return (vc); | |
7872 | if (strcmp(p, path) == 0) | |
7873 | return (vc); | |
7874 | if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) | |
7875 | return (vc); | |
7876 | } | |
7877 | ||
7878 | return (NULL); | |
7879 | } | |
7880 | ||
f12e42cc PZ |
7881 | static int |
7882 | name_from_objset_id(spa_t *spa, uint64_t objset_id, char *outstr) | |
7883 | { | |
7884 | dsl_dataset_t *ds; | |
7885 | ||
7886 | dsl_pool_config_enter(spa->spa_dsl_pool, FTAG); | |
7887 | int error = dsl_dataset_hold_obj(spa->spa_dsl_pool, objset_id, | |
7888 | NULL, &ds); | |
7889 | if (error != 0) { | |
7890 | (void) fprintf(stderr, "failed to hold objset %llu: %s\n", | |
7891 | (u_longlong_t)objset_id, strerror(error)); | |
7892 | dsl_pool_config_exit(spa->spa_dsl_pool, FTAG); | |
7893 | return (error); | |
7894 | } | |
7895 | dsl_dataset_name(ds, outstr); | |
7896 | dsl_dataset_rele(ds, NULL); | |
7897 | dsl_pool_config_exit(spa->spa_dsl_pool, FTAG); | |
7898 | return (0); | |
7899 | } | |
7900 | ||
f0bf4351 PZ |
7901 | static boolean_t |
7902 | zdb_parse_block_sizes(char *sizes, uint64_t *lsize, uint64_t *psize) | |
7903 | { | |
a0d7e27a | 7904 | char *s0, *s1, *tmp = NULL; |
f0bf4351 PZ |
7905 | |
7906 | if (sizes == NULL) | |
7907 | return (B_FALSE); | |
7908 | ||
a0d7e27a | 7909 | s0 = strtok_r(sizes, "/", &tmp); |
f0bf4351 PZ |
7910 | if (s0 == NULL) |
7911 | return (B_FALSE); | |
a0d7e27a | 7912 | s1 = strtok_r(NULL, "/", &tmp); |
f0bf4351 PZ |
7913 | *lsize = strtoull(s0, NULL, 16); |
7914 | *psize = s1 ? strtoull(s1, NULL, 16) : *lsize; | |
7915 | return (*lsize >= *psize && *psize > 0); | |
7916 | } | |
7917 | ||
7918 | #define ZIO_COMPRESS_MASK(alg) (1ULL << (ZIO_COMPRESS_##alg)) | |
7919 | ||
bc67cba7 PZ |
7920 | static boolean_t |
7921 | zdb_decompress_block(abd_t *pabd, void *buf, void *lbuf, uint64_t lsize, | |
7922 | uint64_t psize, int flags) | |
7923 | { | |
7924 | boolean_t exceeded = B_FALSE; | |
7925 | /* | |
7926 | * We don't know how the data was compressed, so just try | |
7927 | * every decompress function at every inflated blocksize. | |
7928 | */ | |
7929 | void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); | |
7930 | int cfuncs[ZIO_COMPRESS_FUNCTIONS] = { 0 }; | |
7931 | int *cfuncp = cfuncs; | |
7932 | uint64_t maxlsize = SPA_MAXBLOCKSIZE; | |
7933 | uint64_t mask = ZIO_COMPRESS_MASK(ON) | ZIO_COMPRESS_MASK(OFF) | | |
7934 | ZIO_COMPRESS_MASK(INHERIT) | ZIO_COMPRESS_MASK(EMPTY) | | |
7935 | (getenv("ZDB_NO_ZLE") ? ZIO_COMPRESS_MASK(ZLE) : 0); | |
7936 | *cfuncp++ = ZIO_COMPRESS_LZ4; | |
7937 | *cfuncp++ = ZIO_COMPRESS_LZJB; | |
7938 | mask |= ZIO_COMPRESS_MASK(LZ4) | ZIO_COMPRESS_MASK(LZJB); | |
7939 | for (int c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) | |
7940 | if (((1ULL << c) & mask) == 0) | |
7941 | *cfuncp++ = c; | |
7942 | ||
7943 | /* | |
7944 | * On the one hand, with SPA_MAXBLOCKSIZE at 16MB, this | |
7945 | * could take a while and we should let the user know | |
7946 | * we are not stuck. On the other hand, printing progress | |
7947 | * info gets old after a while. User can specify 'v' flag | |
7948 | * to see the progression. | |
7949 | */ | |
7950 | if (lsize == psize) | |
7951 | lsize += SPA_MINBLOCKSIZE; | |
7952 | else | |
7953 | maxlsize = lsize; | |
7954 | for (; lsize <= maxlsize; lsize += SPA_MINBLOCKSIZE) { | |
7955 | for (cfuncp = cfuncs; *cfuncp; cfuncp++) { | |
7956 | if (flags & ZDB_FLAG_VERBOSE) { | |
7957 | (void) fprintf(stderr, | |
7958 | "Trying %05llx -> %05llx (%s)\n", | |
7959 | (u_longlong_t)psize, | |
7960 | (u_longlong_t)lsize, | |
7961 | zio_compress_table[*cfuncp].\ | |
7962 | ci_name); | |
7963 | } | |
7964 | ||
7965 | /* | |
7966 | * We randomize lbuf2, and decompress to both | |
7967 | * lbuf and lbuf2. This way, we will know if | |
7968 | * decompression fill exactly to lsize. | |
7969 | */ | |
7970 | VERIFY0(random_get_pseudo_bytes(lbuf2, lsize)); | |
7971 | ||
7972 | if (zio_decompress_data(*cfuncp, pabd, | |
10b3c7f5 | 7973 | lbuf, psize, lsize, NULL) == 0 && |
bc67cba7 | 7974 | zio_decompress_data(*cfuncp, pabd, |
10b3c7f5 | 7975 | lbuf2, psize, lsize, NULL) == 0 && |
bc67cba7 PZ |
7976 | bcmp(lbuf, lbuf2, lsize) == 0) |
7977 | break; | |
7978 | } | |
7979 | if (*cfuncp != 0) | |
7980 | break; | |
7981 | } | |
7982 | umem_free(lbuf2, SPA_MAXBLOCKSIZE); | |
7983 | ||
7984 | if (lsize > maxlsize) { | |
7985 | exceeded = B_TRUE; | |
7986 | } | |
bc67cba7 PZ |
7987 | if (*cfuncp == ZIO_COMPRESS_ZLE) { |
7988 | printf("\nZLE decompression was selected. If you " | |
7989 | "suspect the results are wrong,\ntry avoiding ZLE " | |
7990 | "by setting and exporting ZDB_NO_ZLE=\"true\"\n"); | |
7991 | } | |
7992 | ||
7993 | return (exceeded); | |
7994 | } | |
7995 | ||
34dc7c2f BB |
7996 | /* |
7997 | * Read a block from a pool and print it out. The syntax of the | |
7998 | * block descriptor is: | |
7999 | * | |
f0bf4351 | 8000 | * pool:vdev_specifier:offset:[lsize/]psize[:flags] |
34dc7c2f BB |
8001 | * |
8002 | * pool - The name of the pool you wish to read from | |
8003 | * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) | |
8004 | * offset - offset, in hex, in bytes | |
8005 | * size - Amount of data to read, in hex, in bytes | |
8006 | * flags - A string of characters specifying options | |
8007 | * b: Decode a blkptr at given offset within block | |
894f6696 | 8008 | * c: Calculate and display checksums |
428870ff | 8009 | * d: Decompress data before dumping |
34dc7c2f | 8010 | * e: Byteswap data before dumping |
428870ff BB |
8011 | * g: Display data as a gang block header |
8012 | * i: Display as an indirect block | |
34dc7c2f | 8013 | * r: Dump raw data to stdout |
f0bf4351 | 8014 | * v: Verbose |
34dc7c2f | 8015 | * |
34dc7c2f BB |
8016 | */ |
8017 | static void | |
428870ff | 8018 | zdb_read_block(char *thing, spa_t *spa) |
34dc7c2f | 8019 | { |
428870ff BB |
8020 | blkptr_t blk, *bp = &blk; |
8021 | dva_t *dva = bp->blk_dva; | |
34dc7c2f | 8022 | int flags = 0; |
f0bf4351 | 8023 | uint64_t offset = 0, psize = 0, lsize = 0, blkptr_offset = 0; |
34dc7c2f BB |
8024 | zio_t *zio; |
8025 | vdev_t *vd; | |
a6255b7f DQ |
8026 | abd_t *pabd; |
8027 | void *lbuf, *buf; | |
a0d7e27a | 8028 | char *s, *p, *dup, *vdev, *flagstr, *sizes, *tmp = NULL; |
428870ff | 8029 | int i, error; |
bc67cba7 | 8030 | boolean_t borrowed = B_FALSE, found = B_FALSE; |
34dc7c2f BB |
8031 | |
8032 | dup = strdup(thing); | |
a0d7e27a | 8033 | s = strtok_r(dup, ":", &tmp); |
34dc7c2f | 8034 | vdev = s ? s : ""; |
a0d7e27a | 8035 | s = strtok_r(NULL, ":", &tmp); |
34dc7c2f | 8036 | offset = strtoull(s ? s : "", NULL, 16); |
a0d7e27a AZ |
8037 | sizes = strtok_r(NULL, ":", &tmp); |
8038 | s = strtok_r(NULL, ":", &tmp); | |
f0bf4351 | 8039 | flagstr = strdup(s ? s : ""); |
34dc7c2f BB |
8040 | |
8041 | s = NULL; | |
a0d7e27a | 8042 | tmp = NULL; |
f0bf4351 PZ |
8043 | if (!zdb_parse_block_sizes(sizes, &lsize, &psize)) |
8044 | s = "invalid size(s)"; | |
8045 | if (!IS_P2ALIGNED(psize, DEV_BSIZE) || !IS_P2ALIGNED(lsize, DEV_BSIZE)) | |
34dc7c2f BB |
8046 | s = "size must be a multiple of sector size"; |
8047 | if (!IS_P2ALIGNED(offset, DEV_BSIZE)) | |
8048 | s = "offset must be a multiple of sector size"; | |
8049 | if (s) { | |
8050 | (void) printf("Invalid block specifier: %s - %s\n", thing, s); | |
bc67cba7 | 8051 | goto done; |
34dc7c2f BB |
8052 | } |
8053 | ||
a0d7e27a AZ |
8054 | for (s = strtok_r(flagstr, ":", &tmp); |
8055 | s != NULL; | |
8056 | s = strtok_r(NULL, ":", &tmp)) { | |
bc67cba7 | 8057 | for (i = 0; i < strlen(flagstr); i++) { |
34dc7c2f BB |
8058 | int bit = flagbits[(uchar_t)flagstr[i]]; |
8059 | ||
8060 | if (bit == 0) { | |
bc67cba7 PZ |
8061 | (void) printf("***Ignoring flag: %c\n", |
8062 | (uchar_t)flagstr[i]); | |
34dc7c2f BB |
8063 | continue; |
8064 | } | |
bc67cba7 | 8065 | found = B_TRUE; |
34dc7c2f BB |
8066 | flags |= bit; |
8067 | ||
34dc7c2f | 8068 | p = &flagstr[i + 1]; |
34dc7c2f | 8069 | if (*p != ':' && *p != '\0') { |
bc67cba7 PZ |
8070 | int j = 0, nextbit = flagbits[(uchar_t)*p]; |
8071 | char *end, offstr[8] = { 0 }; | |
8072 | if ((bit == ZDB_FLAG_PRINT_BLKPTR) && | |
8073 | (nextbit == 0)) { | |
8074 | /* look ahead to isolate the offset */ | |
8075 | while (nextbit == 0 && | |
8076 | strchr(flagbitstr, *p) == NULL) { | |
8077 | offstr[j] = *p; | |
8078 | j++; | |
8079 | if (i + j > strlen(flagstr)) | |
8080 | break; | |
8081 | p++; | |
8082 | nextbit = flagbits[(uchar_t)*p]; | |
8083 | } | |
8084 | blkptr_offset = strtoull(offstr, &end, | |
8085 | 16); | |
8086 | i += j; | |
8087 | } else if (nextbit == 0) { | |
8088 | (void) printf("***Ignoring flag arg:" | |
8089 | " '%c'\n", (uchar_t)*p); | |
8090 | } | |
34dc7c2f BB |
8091 | } |
8092 | } | |
8093 | } | |
bc67cba7 PZ |
8094 | if (blkptr_offset % sizeof (blkptr_t)) { |
8095 | printf("Block pointer offset 0x%llx " | |
8096 | "must be divisible by 0x%x\n", | |
8097 | (longlong_t)blkptr_offset, (int)sizeof (blkptr_t)); | |
8098 | goto done; | |
8099 | } | |
8100 | if (found == B_FALSE && strlen(flagstr) > 0) { | |
8101 | printf("Invalid flag arg: '%s'\n", flagstr); | |
8102 | goto done; | |
8103 | } | |
34dc7c2f | 8104 | |
34dc7c2f BB |
8105 | vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); |
8106 | if (vd == NULL) { | |
8107 | (void) printf("***Invalid vdev: %s\n", vdev); | |
8108 | free(dup); | |
8109 | return; | |
8110 | } else { | |
8111 | if (vd->vdev_path) | |
428870ff BB |
8112 | (void) fprintf(stderr, "Found vdev: %s\n", |
8113 | vd->vdev_path); | |
34dc7c2f | 8114 | else |
428870ff | 8115 | (void) fprintf(stderr, "Found vdev type: %s\n", |
34dc7c2f BB |
8116 | vd->vdev_ops->vdev_op_type); |
8117 | } | |
8118 | ||
84c07ada | 8119 | pabd = abd_alloc_for_io(SPA_MAXBLOCKSIZE, B_FALSE); |
428870ff BB |
8120 | lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
8121 | ||
8122 | BP_ZERO(bp); | |
34dc7c2f | 8123 | |
428870ff BB |
8124 | DVA_SET_VDEV(&dva[0], vd->vdev_id); |
8125 | DVA_SET_OFFSET(&dva[0], offset); | |
8126 | DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); | |
8127 | DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); | |
8128 | ||
8129 | BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); | |
8130 | ||
8131 | BP_SET_LSIZE(bp, lsize); | |
8132 | BP_SET_PSIZE(bp, psize); | |
8133 | BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); | |
8134 | BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); | |
8135 | BP_SET_TYPE(bp, DMU_OT_NONE); | |
8136 | BP_SET_LEVEL(bp, 0); | |
8137 | BP_SET_DEDUP(bp, 0); | |
8138 | BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); | |
34dc7c2f | 8139 | |
b128c09f | 8140 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
34dc7c2f | 8141 | zio = zio_root(spa, NULL, NULL, 0); |
428870ff BB |
8142 | |
8143 | if (vd == vd->vdev_top) { | |
8144 | /* | |
8145 | * Treat this as a normal block read. | |
8146 | */ | |
a6255b7f | 8147 | zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, |
428870ff BB |
8148 | ZIO_PRIORITY_SYNC_READ, |
8149 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); | |
8150 | } else { | |
8151 | /* | |
8152 | * Treat this as a vdev child I/O. | |
8153 | */ | |
a6255b7f DQ |
8154 | zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, |
8155 | psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, | |
bc67cba7 PZ |
8156 | ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_PROPAGATE | |
8157 | ZIO_FLAG_DONT_RETRY | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | | |
8158 | ZIO_FLAG_OPTIONAL, NULL, NULL)); | |
428870ff BB |
8159 | } |
8160 | ||
34dc7c2f | 8161 | error = zio_wait(zio); |
b128c09f | 8162 | spa_config_exit(spa, SCL_STATE, FTAG); |
34dc7c2f BB |
8163 | |
8164 | if (error) { | |
8165 | (void) printf("Read of %s failed, error: %d\n", thing, error); | |
8166 | goto out; | |
8167 | } | |
8168 | ||
bc67cba7 PZ |
8169 | uint64_t orig_lsize = lsize; |
8170 | buf = lbuf; | |
428870ff | 8171 | if (flags & ZDB_FLAG_DECOMPRESS) { |
bc67cba7 PZ |
8172 | boolean_t failed = zdb_decompress_block(pabd, buf, lbuf, |
8173 | lsize, psize, flags); | |
8174 | if (failed) { | |
428870ff BB |
8175 | (void) printf("Decompress of %s failed\n", thing); |
8176 | goto out; | |
8177 | } | |
428870ff | 8178 | } else { |
f0bf4351 | 8179 | buf = abd_borrow_buf_copy(pabd, lsize); |
84c07ada | 8180 | borrowed = B_TRUE; |
428870ff | 8181 | } |
bc67cba7 PZ |
8182 | /* |
8183 | * Try to detect invalid block pointer. If invalid, try | |
8184 | * decompressing. | |
8185 | */ | |
8186 | if ((flags & ZDB_FLAG_PRINT_BLKPTR || flags & ZDB_FLAG_INDIRECT) && | |
8187 | !(flags & ZDB_FLAG_DECOMPRESS)) { | |
8188 | const blkptr_t *b = (const blkptr_t *)(void *) | |
8189 | ((uintptr_t)buf + (uintptr_t)blkptr_offset); | |
8190 | if (zfs_blkptr_verify(spa, b, B_FALSE, BLK_VERIFY_ONLY) == | |
8191 | B_FALSE) { | |
8192 | abd_return_buf_copy(pabd, buf, lsize); | |
8193 | borrowed = B_FALSE; | |
8194 | buf = lbuf; | |
8195 | boolean_t failed = zdb_decompress_block(pabd, buf, | |
8196 | lbuf, lsize, psize, flags); | |
8197 | b = (const blkptr_t *)(void *) | |
8198 | ((uintptr_t)buf + (uintptr_t)blkptr_offset); | |
8199 | if (failed || zfs_blkptr_verify(spa, b, B_FALSE, | |
8200 | BLK_VERIFY_LOG) == B_FALSE) { | |
8201 | printf("invalid block pointer at this DVA\n"); | |
8202 | goto out; | |
8203 | } | |
8204 | } | |
8205 | } | |
428870ff | 8206 | |
34dc7c2f BB |
8207 | if (flags & ZDB_FLAG_PRINT_BLKPTR) |
8208 | zdb_print_blkptr((blkptr_t *)(void *) | |
8209 | ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); | |
8210 | else if (flags & ZDB_FLAG_RAW) | |
f0bf4351 | 8211 | zdb_dump_block_raw(buf, lsize, flags); |
34dc7c2f | 8212 | else if (flags & ZDB_FLAG_INDIRECT) |
bc67cba7 PZ |
8213 | zdb_dump_indirect((blkptr_t *)buf, |
8214 | orig_lsize / sizeof (blkptr_t), flags); | |
34dc7c2f BB |
8215 | else if (flags & ZDB_FLAG_GBH) |
8216 | zdb_dump_gbh(buf, flags); | |
8217 | else | |
f0bf4351 | 8218 | zdb_dump_block(thing, buf, lsize, flags); |
34dc7c2f | 8219 | |
894f6696 PZ |
8220 | /* |
8221 | * If :c was specified, iterate through the checksum table to | |
8222 | * calculate and display each checksum for our specified | |
8223 | * DVA and length. | |
8224 | */ | |
8225 | if ((flags & ZDB_FLAG_CHECKSUM) && !(flags & ZDB_FLAG_RAW) && | |
8226 | !(flags & ZDB_FLAG_GBH)) { | |
9cdf7b1f | 8227 | zio_t *czio; |
894f6696 PZ |
8228 | (void) printf("\n"); |
8229 | for (enum zio_checksum ck = ZIO_CHECKSUM_LABEL; | |
8230 | ck < ZIO_CHECKSUM_FUNCTIONS; ck++) { | |
8231 | ||
8232 | if ((zio_checksum_table[ck].ci_flags & | |
8233 | ZCHECKSUM_FLAG_EMBEDDED) || | |
8234 | ck == ZIO_CHECKSUM_NOPARITY) { | |
8235 | continue; | |
8236 | } | |
8237 | BP_SET_CHECKSUM(bp, ck); | |
8238 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); | |
8239 | czio = zio_root(spa, NULL, NULL, ZIO_FLAG_CANFAIL); | |
8240 | czio->io_bp = bp; | |
8241 | ||
8242 | if (vd == vd->vdev_top) { | |
9cdf7b1f | 8243 | zio_nowait(zio_read(czio, spa, bp, pabd, psize, |
894f6696 PZ |
8244 | NULL, NULL, |
8245 | ZIO_PRIORITY_SYNC_READ, | |
8246 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | | |
9cdf7b1f | 8247 | ZIO_FLAG_DONT_RETRY, NULL)); |
894f6696 PZ |
8248 | } else { |
8249 | zio_nowait(zio_vdev_child_io(czio, bp, vd, | |
8250 | offset, pabd, psize, ZIO_TYPE_READ, | |
8251 | ZIO_PRIORITY_SYNC_READ, | |
8252 | ZIO_FLAG_DONT_CACHE | | |
8253 | ZIO_FLAG_DONT_PROPAGATE | | |
8254 | ZIO_FLAG_DONT_RETRY | | |
8255 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | | |
8256 | ZIO_FLAG_SPECULATIVE | | |
8257 | ZIO_FLAG_OPTIONAL, NULL, NULL)); | |
8258 | } | |
8259 | error = zio_wait(czio); | |
8260 | if (error == 0 || error == ECKSUM) { | |
5a089773 PZ |
8261 | zio_t *ck_zio = zio_root(spa, NULL, NULL, 0); |
8262 | ck_zio->io_offset = | |
8263 | DVA_GET_OFFSET(&bp->blk_dva[0]); | |
8264 | ck_zio->io_bp = bp; | |
8265 | zio_checksum_compute(ck_zio, ck, pabd, lsize); | |
894f6696 PZ |
8266 | printf("%12s\tcksum=%llx:%llx:%llx:%llx\n", |
8267 | zio_checksum_table[ck].ci_name, | |
8268 | (u_longlong_t)bp->blk_cksum.zc_word[0], | |
8269 | (u_longlong_t)bp->blk_cksum.zc_word[1], | |
8270 | (u_longlong_t)bp->blk_cksum.zc_word[2], | |
8271 | (u_longlong_t)bp->blk_cksum.zc_word[3]); | |
5a089773 | 8272 | zio_wait(ck_zio); |
894f6696 PZ |
8273 | } else { |
8274 | printf("error %d reading block\n", error); | |
8275 | } | |
8276 | spa_config_exit(spa, SCL_STATE, FTAG); | |
8277 | } | |
8278 | } | |
8279 | ||
84c07ada | 8280 | if (borrowed) |
f0bf4351 | 8281 | abd_return_buf_copy(pabd, buf, lsize); |
84c07ada | 8282 | |
34dc7c2f | 8283 | out: |
a6255b7f | 8284 | abd_free(pabd); |
428870ff | 8285 | umem_free(lbuf, SPA_MAXBLOCKSIZE); |
bc67cba7 PZ |
8286 | done: |
8287 | free(flagstr); | |
34dc7c2f BB |
8288 | free(dup); |
8289 | } | |
8290 | ||
a896468c MA |
8291 | static void |
8292 | zdb_embedded_block(char *thing) | |
8293 | { | |
8294 | blkptr_t bp; | |
8295 | unsigned long long *words = (void *)&bp; | |
5e3bd0e6 | 8296 | char *buf; |
a896468c MA |
8297 | int err; |
8298 | ||
867959b5 | 8299 | bzero(&bp, sizeof (bp)); |
a896468c MA |
8300 | err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" |
8301 | "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", | |
8302 | words + 0, words + 1, words + 2, words + 3, | |
8303 | words + 4, words + 5, words + 6, words + 7, | |
8304 | words + 8, words + 9, words + 10, words + 11, | |
8305 | words + 12, words + 13, words + 14, words + 15); | |
8306 | if (err != 16) { | |
561ba8d1 | 8307 | (void) fprintf(stderr, "invalid input format\n"); |
a896468c MA |
8308 | exit(1); |
8309 | } | |
8310 | ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); | |
561ba8d1 JL |
8311 | buf = malloc(SPA_MAXBLOCKSIZE); |
8312 | if (buf == NULL) { | |
8313 | (void) fprintf(stderr, "out of memory\n"); | |
8314 | exit(1); | |
8315 | } | |
a896468c MA |
8316 | err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); |
8317 | if (err != 0) { | |
561ba8d1 | 8318 | (void) fprintf(stderr, "decode failed: %u\n", err); |
a896468c MA |
8319 | exit(1); |
8320 | } | |
8321 | zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); | |
561ba8d1 | 8322 | free(buf); |
a896468c MA |
8323 | } |
8324 | ||
34dc7c2f BB |
8325 | int |
8326 | main(int argc, char **argv) | |
8327 | { | |
867959b5 | 8328 | int c; |
34dc7c2f | 8329 | struct rlimit rl = { 1024, 1024 }; |
428870ff | 8330 | spa_t *spa = NULL; |
34dc7c2f | 8331 | objset_t *os = NULL; |
34dc7c2f BB |
8332 | int dump_all = 1; |
8333 | int verbose = 0; | |
428870ff BB |
8334 | int error = 0; |
8335 | char **searchdirs = NULL; | |
8336 | int nsearch = 0; | |
f12e42cc | 8337 | char *target, *target_pool, dsname[ZFS_MAX_DATASET_NAME_LEN]; |
428870ff BB |
8338 | nvlist_t *policy = NULL; |
8339 | uint64_t max_txg = UINT64_MAX; | |
f12e42cc | 8340 | int64_t objset_id = -1; |
393e6924 | 8341 | uint64_t object; |
a5778ea2 | 8342 | int flags = ZFS_IMPORT_MISSING_LOG; |
428870ff | 8343 | int rewind = ZPOOL_NEVER_REWIND; |
f12e42cc PZ |
8344 | char *spa_config_path_env, *objset_str; |
8345 | boolean_t target_is_spa = B_TRUE, dataset_lookup = B_FALSE; | |
d2734cce | 8346 | nvlist_t *cfg = NULL; |
34dc7c2f BB |
8347 | |
8348 | (void) setrlimit(RLIMIT_NOFILE, &rl); | |
8349 | (void) enable_extended_FILE_stdio(-1, -1); | |
8350 | ||
8351 | dprintf_setup(&argc, argv); | |
8352 | ||
64d7b6cf CP |
8353 | /* |
8354 | * If there is an environment variable SPA_CONFIG_PATH it overrides | |
8355 | * default spa_config_path setting. If -U flag is specified it will | |
8356 | * override this environment variable settings once again. | |
8357 | */ | |
8358 | spa_config_path_env = getenv("SPA_CONFIG_PATH"); | |
8359 | if (spa_config_path_env != NULL) | |
8360 | spa_config_path = spa_config_path_env; | |
8361 | ||
ca577779 PD |
8362 | /* |
8363 | * For performance reasons, we set this tunable down. We do so before | |
8364 | * the arg parsing section so that the user can override this value if | |
8365 | * they choose. | |
8366 | */ | |
8367 | zfs_btree_verify_intensity = 3; | |
8368 | ||
9867e8be | 8369 | while ((c = getopt(argc, argv, |
393e6924 | 8370 | "AbcCdDeEFGhiI:klLmMo:Op:PqrRsSt:uU:vVx:XYyZ")) != -1) { |
34dc7c2f | 8371 | switch (c) { |
34dc7c2f BB |
8372 | case 'b': |
8373 | case 'c': | |
a44e7faa | 8374 | case 'C': |
428870ff | 8375 | case 'd': |
a44e7faa | 8376 | case 'D': |
a896468c | 8377 | case 'E': |
a44e7faa | 8378 | case 'G': |
428870ff BB |
8379 | case 'h': |
8380 | case 'i': | |
8381 | case 'l': | |
9babb374 | 8382 | case 'm': |
f3a7f661 | 8383 | case 'M': |
a44e7faa | 8384 | case 'O': |
393e6924 | 8385 | case 'r': |
34dc7c2f | 8386 | case 'R': |
a44e7faa | 8387 | case 's': |
428870ff | 8388 | case 'S': |
a44e7faa | 8389 | case 'u': |
6774931d | 8390 | case 'y': |
10b3c7f5 | 8391 | case 'Z': |
34dc7c2f BB |
8392 | dump_opt[c]++; |
8393 | dump_all = 0; | |
8394 | break; | |
428870ff | 8395 | case 'A': |
a44e7faa | 8396 | case 'e': |
428870ff | 8397 | case 'F': |
d2734cce | 8398 | case 'k': |
fb5f0bc8 | 8399 | case 'L': |
428870ff | 8400 | case 'P': |
35a357a9 | 8401 | case 'q': |
a44e7faa | 8402 | case 'X': |
fb5f0bc8 BB |
8403 | dump_opt[c]++; |
8404 | break; | |
64bdf63f BB |
8405 | case 'Y': |
8406 | zfs_reconstruct_indirect_combinations_max = INT_MAX; | |
8407 | zfs_deadman_enabled = 0; | |
8408 | break; | |
a44e7faa | 8409 | /* NB: Sort single match options below. */ |
f3a7f661 | 8410 | case 'I': |
c8242a96 GW |
8411 | max_inflight_bytes = strtoull(optarg, NULL, 0); |
8412 | if (max_inflight_bytes == 0) { | |
5853fe79 | 8413 | (void) fprintf(stderr, "maximum number " |
c8242a96 | 8414 | "of inflight bytes must be greater " |
5853fe79 GW |
8415 | "than 0\n"); |
8416 | usage(); | |
8417 | } | |
8418 | break; | |
a44e7faa BB |
8419 | case 'o': |
8420 | error = set_global_var(optarg); | |
8421 | if (error != 0) | |
8422 | usage(); | |
8423 | break; | |
34dc7c2f | 8424 | case 'p': |
428870ff BB |
8425 | if (searchdirs == NULL) { |
8426 | searchdirs = umem_alloc(sizeof (char *), | |
8427 | UMEM_NOFAIL); | |
8428 | } else { | |
8429 | char **tmp = umem_alloc((nsearch + 1) * | |
8430 | sizeof (char *), UMEM_NOFAIL); | |
8431 | bcopy(searchdirs, tmp, nsearch * | |
8432 | sizeof (char *)); | |
8433 | umem_free(searchdirs, | |
8434 | nsearch * sizeof (char *)); | |
8435 | searchdirs = tmp; | |
8436 | } | |
8437 | searchdirs[nsearch++] = optarg; | |
34dc7c2f | 8438 | break; |
fb5f0bc8 | 8439 | case 't': |
428870ff BB |
8440 | max_txg = strtoull(optarg, NULL, 0); |
8441 | if (max_txg < TXG_INITIAL) { | |
fb5f0bc8 BB |
8442 | (void) fprintf(stderr, "incorrect txg " |
8443 | "specified: %s\n", optarg); | |
8444 | usage(); | |
8445 | } | |
8446 | break; | |
428870ff BB |
8447 | case 'U': |
8448 | spa_config_path = optarg; | |
a896468c MA |
8449 | if (spa_config_path[0] != '/') { |
8450 | (void) fprintf(stderr, | |
8451 | "cachefile must be an absolute path " | |
8452 | "(i.e. start with a slash)\n"); | |
8453 | usage(); | |
8454 | } | |
428870ff | 8455 | break; |
f3a7f661 GW |
8456 | case 'v': |
8457 | verbose++; | |
8458 | break; | |
a44e7faa | 8459 | case 'V': |
06675310 | 8460 | flags = ZFS_IMPORT_VERBATIM; |
a44e7faa | 8461 | break; |
ed828c0c GM |
8462 | case 'x': |
8463 | vn_dumpdir = optarg; | |
8464 | break; | |
34dc7c2f BB |
8465 | default: |
8466 | usage(); | |
8467 | break; | |
8468 | } | |
8469 | } | |
8470 | ||
428870ff | 8471 | if (!dump_opt['e'] && searchdirs != NULL) { |
b128c09f BB |
8472 | (void) fprintf(stderr, "-p option requires use of -e\n"); |
8473 | usage(); | |
8474 | } | |
393e6924 | 8475 | if (dump_opt['d'] || dump_opt['r']) { |
f12e42cc PZ |
8476 | /* <pool>[/<dataset | objset id> is accepted */ |
8477 | if (argv[2] && (objset_str = strchr(argv[2], '/')) != NULL && | |
8478 | objset_str++ != NULL) { | |
8479 | char *endptr; | |
8480 | errno = 0; | |
8481 | objset_id = strtoull(objset_str, &endptr, 0); | |
8482 | /* dataset 0 is the same as opening the pool */ | |
8483 | if (errno == 0 && endptr != objset_str && | |
8484 | objset_id != 0) { | |
8485 | target_is_spa = B_FALSE; | |
8486 | dataset_lookup = B_TRUE; | |
8487 | } else if (objset_id != 0) { | |
8488 | printf("failed to open objset %s " | |
8489 | "%llu %s", objset_str, | |
8490 | (u_longlong_t)objset_id, | |
8491 | strerror(errno)); | |
8492 | exit(1); | |
8493 | } | |
8494 | /* normal dataset name not an objset ID */ | |
8495 | if (endptr == objset_str) { | |
8496 | objset_id = -1; | |
8497 | } | |
8498 | } | |
8499 | } | |
34dc7c2f | 8500 | |
adc90e9d | 8501 | #if defined(_LP64) |
0ec07248 MA |
8502 | /* |
8503 | * ZDB does not typically re-read blocks; therefore limit the ARC | |
8504 | * to 256 MB, which can be used entirely for metadata. | |
8505 | */ | |
154e48ea | 8506 | zfs_arc_min = zfs_arc_meta_min = 2ULL << SPA_MAXBLOCKSHIFT; |
0ec07248 | 8507 | zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; |
adc90e9d | 8508 | #endif |
0ec07248 | 8509 | |
e5fd1dd6 MA |
8510 | /* |
8511 | * "zdb -c" uses checksum-verifying scrub i/os which are async reads. | |
8512 | * "zdb -b" uses traversal prefetch which uses async reads. | |
8513 | * For good performance, let several of them be active at once. | |
8514 | */ | |
8515 | zfs_vdev_async_read_max_active = 10; | |
8516 | ||
d69a321e GDN |
8517 | /* |
8518 | * Disable reference tracking for better performance. | |
8519 | */ | |
8520 | reference_tracking_enable = B_FALSE; | |
8521 | ||
afd2f7b7 PZ |
8522 | /* |
8523 | * Do not fail spa_load when spa_load_verify fails. This is needed | |
8524 | * to load non-idle pools. | |
8525 | */ | |
8526 | spa_load_verify_dryrun = B_TRUE; | |
8527 | ||
e39fe05b FU |
8528 | /* |
8529 | * ZDB should have ability to read spacemaps. | |
8530 | */ | |
8531 | spa_mode_readable_spacemaps = B_TRUE; | |
8532 | ||
da92d5cb | 8533 | kernel_init(SPA_MODE_READ); |
34dc7c2f | 8534 | |
428870ff BB |
8535 | if (dump_all) |
8536 | verbose = MAX(verbose, 1); | |
8537 | ||
34dc7c2f | 8538 | for (c = 0; c < 256; c++) { |
393e6924 | 8539 | if (dump_all && strchr("AeEFklLOPrRSXy", c) == NULL) |
34dc7c2f BB |
8540 | dump_opt[c] = 1; |
8541 | if (dump_opt[c]) | |
8542 | dump_opt[c] += verbose; | |
8543 | } | |
8544 | ||
94f942c6 | 8545 | libspl_assert_ok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); |
428870ff BB |
8546 | zfs_recover = (dump_opt['A'] > 1); |
8547 | ||
34dc7c2f BB |
8548 | argc -= optind; |
8549 | argv += optind; | |
428870ff BB |
8550 | if (argc < 2 && dump_opt['R']) |
8551 | usage(); | |
a896468c MA |
8552 | |
8553 | if (dump_opt['E']) { | |
8554 | if (argc != 1) | |
8555 | usage(); | |
8556 | zdb_embedded_block(argv[0]); | |
8557 | return (0); | |
8558 | } | |
8559 | ||
34dc7c2f | 8560 | if (argc < 1) { |
428870ff | 8561 | if (!dump_opt['e'] && dump_opt['C']) { |
b128c09f | 8562 | dump_cachefile(spa_config_path); |
34dc7c2f BB |
8563 | return (0); |
8564 | } | |
8565 | usage(); | |
8566 | } | |
8567 | ||
35a357a9 DB |
8568 | if (dump_opt['l']) |
8569 | return (dump_label(argv[0])); | |
34dc7c2f | 8570 | |
a44e7faa BB |
8571 | if (dump_opt['O']) { |
8572 | if (argc != 2) | |
8573 | usage(); | |
8574 | dump_opt['v'] = verbose + 3; | |
393e6924 AJ |
8575 | return (dump_path(argv[0], argv[1], NULL)); |
8576 | } | |
8577 | if (dump_opt['r']) { | |
8578 | if (argc != 3) | |
8579 | usage(); | |
8580 | dump_opt['v'] = verbose; | |
8581 | error = dump_path(argv[0], argv[1], &object); | |
a44e7faa BB |
8582 | } |
8583 | ||
428870ff BB |
8584 | if (dump_opt['X'] || dump_opt['F']) |
8585 | rewind = ZPOOL_DO_REWIND | | |
8586 | (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); | |
34dc7c2f | 8587 | |
428870ff | 8588 | if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || |
8a393be3 PZ |
8589 | nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, max_txg) != 0 || |
8590 | nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, rewind) != 0) | |
428870ff | 8591 | fatal("internal error: %s", strerror(ENOMEM)); |
34dc7c2f | 8592 | |
b128c09f | 8593 | error = 0; |
428870ff | 8594 | target = argv[0]; |
34dc7c2f | 8595 | |
eb9c4532 CC |
8596 | if (strpbrk(target, "/@") != NULL) { |
8597 | size_t targetlen; | |
8598 | ||
8599 | target_pool = strdup(target); | |
8600 | *strpbrk(target_pool, "/@") = '\0'; | |
8601 | ||
8602 | target_is_spa = B_FALSE; | |
8603 | targetlen = strlen(target); | |
8604 | if (targetlen && target[targetlen - 1] == '/') | |
8605 | target[targetlen - 1] = '\0'; | |
8606 | } else { | |
8607 | target_pool = target; | |
8608 | } | |
8609 | ||
428870ff | 8610 | if (dump_opt['e']) { |
379ca9cf | 8611 | importargs_t args = { 0 }; |
34dc7c2f | 8612 | |
379ca9cf OF |
8613 | args.paths = nsearch; |
8614 | args.path = searchdirs; | |
8615 | args.can_be_active = B_TRUE; | |
8616 | ||
e89f1295 DB |
8617 | error = zpool_find_config(NULL, target_pool, &cfg, &args, |
8618 | &libzpool_config_ops); | |
eb9c4532 | 8619 | |
379ca9cf | 8620 | if (error == 0) { |
eb9c4532 | 8621 | |
428870ff | 8622 | if (nvlist_add_nvlist(cfg, |
8a393be3 | 8623 | ZPOOL_LOAD_POLICY, policy) != 0) { |
428870ff BB |
8624 | fatal("can't open '%s': %s", |
8625 | target, strerror(ENOMEM)); | |
8626 | } | |
379ca9cf | 8627 | |
379ca9cf OF |
8628 | if (dump_opt['C'] > 1) { |
8629 | (void) printf("\nConfiguration for import:\n"); | |
8630 | dump_nvlist(cfg, 8); | |
8631 | } | |
d2734cce | 8632 | |
34fe773e OF |
8633 | /* |
8634 | * Disable the activity check to allow examination of | |
8635 | * active pools. | |
8636 | */ | |
eb9c4532 | 8637 | error = spa_import(target_pool, cfg, NULL, |
379ca9cf | 8638 | flags | ZFS_IMPORT_SKIP_MMP); |
34dc7c2f | 8639 | } |
b128c09f BB |
8640 | } |
8641 | ||
b6722b87 MA |
8642 | if (searchdirs != NULL) { |
8643 | umem_free(searchdirs, nsearch * sizeof (char *)); | |
8644 | searchdirs = NULL; | |
8645 | } | |
8646 | ||
0a544c17 SD |
8647 | /* |
8648 | * import_checkpointed_state makes the assumption that the | |
8649 | * target pool that we pass it is already part of the spa | |
8650 | * namespace. Because of that we need to make sure to call | |
8651 | * it always after the -e option has been processed, which | |
8652 | * imports the pool to the namespace if it's not in the | |
8653 | * cachefile. | |
8654 | */ | |
8655 | char *checkpoint_pool = NULL; | |
8656 | char *checkpoint_target = NULL; | |
8657 | if (dump_opt['k']) { | |
8658 | checkpoint_pool = import_checkpointed_state(target, cfg, | |
8659 | &checkpoint_target); | |
8660 | ||
8661 | if (checkpoint_target != NULL) | |
8662 | target = checkpoint_target; | |
8663 | } | |
8664 | ||
b6722b87 MA |
8665 | if (cfg != NULL) { |
8666 | nvlist_free(cfg); | |
8667 | cfg = NULL; | |
8668 | } | |
8669 | ||
eb9c4532 CC |
8670 | if (target_pool != target) |
8671 | free(target_pool); | |
b1b85c87 | 8672 | |
b128c09f | 8673 | if (error == 0) { |
d2734cce SD |
8674 | if (dump_opt['k'] && (target_is_spa || dump_opt['R'])) { |
8675 | ASSERT(checkpoint_pool != NULL); | |
8676 | ASSERT(checkpoint_target == NULL); | |
8677 | ||
8678 | error = spa_open(checkpoint_pool, &spa, FTAG); | |
8679 | if (error != 0) { | |
8680 | fatal("Tried to open pool \"%s\" but " | |
8681 | "spa_open() failed with error %d\n", | |
8682 | checkpoint_pool, error); | |
8683 | } | |
8684 | ||
f12e42cc | 8685 | } else if (target_is_spa || dump_opt['R'] || objset_id == 0) { |
34fe773e | 8686 | zdb_set_skip_mmp(target); |
428870ff BB |
8687 | error = spa_open_rewind(target, &spa, FTAG, policy, |
8688 | NULL); | |
8689 | if (error) { | |
8690 | /* | |
8691 | * If we're missing the log device then | |
8692 | * try opening the pool after clearing the | |
8693 | * log state. | |
8694 | */ | |
8695 | mutex_enter(&spa_namespace_lock); | |
8696 | if ((spa = spa_lookup(target)) != NULL && | |
8697 | spa->spa_log_state == SPA_LOG_MISSING) { | |
8698 | spa->spa_log_state = SPA_LOG_CLEAR; | |
8699 | error = 0; | |
8700 | } | |
8701 | mutex_exit(&spa_namespace_lock); | |
8702 | ||
8703 | if (!error) { | |
8704 | error = spa_open_rewind(target, &spa, | |
8705 | FTAG, policy, NULL); | |
8706 | } | |
8707 | } | |
30af21b0 PD |
8708 | } else if (strpbrk(target, "#") != NULL) { |
8709 | dsl_pool_t *dp; | |
8710 | error = dsl_pool_hold(target, FTAG, &dp); | |
8711 | if (error != 0) { | |
8712 | fatal("can't dump '%s': %s", target, | |
8713 | strerror(error)); | |
8714 | } | |
8715 | error = dump_bookmark(dp, target, B_TRUE, verbose > 1); | |
8716 | dsl_pool_rele(dp, FTAG); | |
8717 | if (error != 0) { | |
8718 | fatal("can't dump '%s': %s", target, | |
8719 | strerror(error)); | |
8720 | } | |
8721 | return (error); | |
b128c09f | 8722 | } else { |
34fe773e | 8723 | zdb_set_skip_mmp(target); |
f12e42cc PZ |
8724 | if (dataset_lookup == B_TRUE) { |
8725 | /* | |
8726 | * Use the supplied id to get the name | |
8727 | * for open_objset. | |
8728 | */ | |
8729 | error = spa_open(target, &spa, FTAG); | |
8730 | if (error == 0) { | |
8731 | error = name_from_objset_id(spa, | |
8732 | objset_id, dsname); | |
8733 | spa_close(spa, FTAG); | |
8734 | if (error == 0) | |
8735 | target = dsname; | |
8736 | } | |
8737 | } | |
8738 | if (error == 0) | |
8739 | error = open_objset(target, FTAG, &os); | |
bb253625 BB |
8740 | if (error == 0) |
8741 | spa = dmu_objset_spa(os); | |
b128c09f | 8742 | } |
34dc7c2f | 8743 | } |
428870ff | 8744 | nvlist_free(policy); |
34dc7c2f BB |
8745 | |
8746 | if (error) | |
428870ff | 8747 | fatal("can't open '%s': %s", target, strerror(error)); |
34dc7c2f | 8748 | |
bb253625 BB |
8749 | /* |
8750 | * Set the pool failure mode to panic in order to prevent the pool | |
8751 | * from suspending. A suspended I/O will have no way to resume and | |
8752 | * can prevent the zdb(8) command from terminating as expected. | |
8753 | */ | |
8754 | if (spa != NULL) | |
8755 | spa->spa_failmode = ZIO_FAILURE_MODE_PANIC; | |
8756 | ||
34dc7c2f | 8757 | argv++; |
428870ff | 8758 | argc--; |
393e6924 AJ |
8759 | if (dump_opt['r']) { |
8760 | error = zdb_copy_object(os, object, argv[1]); | |
8761 | } else if (!dump_opt['R']) { | |
a3403164 NB |
8762 | flagbits['d'] = ZOR_FLAG_DIRECTORY; |
8763 | flagbits['f'] = ZOR_FLAG_PLAIN_FILE; | |
8764 | flagbits['m'] = ZOR_FLAG_SPACE_MAP; | |
8765 | flagbits['z'] = ZOR_FLAG_ZAP; | |
8766 | flagbits['A'] = ZOR_FLAG_ALL_TYPES; | |
8767 | ||
8768 | if (argc > 0 && dump_opt['d']) { | |
8769 | zopt_object_args = argc; | |
8770 | zopt_object_ranges = calloc(zopt_object_args, | |
8771 | sizeof (zopt_object_range_t)); | |
8772 | for (unsigned i = 0; i < zopt_object_args; i++) { | |
8773 | int err; | |
8774 | char *msg = NULL; | |
8775 | ||
8776 | err = parse_object_range(argv[i], | |
8777 | &zopt_object_ranges[i], &msg); | |
8778 | if (err != 0) | |
8779 | fatal("Bad object or range: '%s': %s\n", | |
8780 | argv[i], msg ? msg : ""); | |
8781 | } | |
8782 | } else if (argc > 0 && dump_opt['m']) { | |
8783 | zopt_metaslab_args = argc; | |
8784 | zopt_metaslab = calloc(zopt_metaslab_args, | |
8785 | sizeof (uint64_t)); | |
8786 | for (unsigned i = 0; i < zopt_metaslab_args; i++) { | |
428870ff | 8787 | errno = 0; |
a3403164 NB |
8788 | zopt_metaslab[i] = strtoull(argv[i], NULL, 0); |
8789 | if (zopt_metaslab[i] == 0 && errno != 0) | |
8790 | fatal("bad number %s: %s", argv[i], | |
8791 | strerror(errno)); | |
428870ff | 8792 | } |
34dc7c2f | 8793 | } |
e6f7d015 | 8794 | if (os != NULL) { |
37f03da8 | 8795 | dump_objset(os); |
a3403164 | 8796 | } else if (zopt_object_args > 0 && !dump_opt['m']) { |
37f03da8 | 8797 | dump_objset(spa->spa_meta_objset); |
e6f7d015 CS |
8798 | } else { |
8799 | dump_zpool(spa); | |
8800 | } | |
34dc7c2f | 8801 | } else { |
428870ff BB |
8802 | flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; |
8803 | flagbits['c'] = ZDB_FLAG_CHECKSUM; | |
8804 | flagbits['d'] = ZDB_FLAG_DECOMPRESS; | |
8805 | flagbits['e'] = ZDB_FLAG_BSWAP; | |
8806 | flagbits['g'] = ZDB_FLAG_GBH; | |
8807 | flagbits['i'] = ZDB_FLAG_INDIRECT; | |
428870ff | 8808 | flagbits['r'] = ZDB_FLAG_RAW; |
f0bf4351 | 8809 | flagbits['v'] = ZDB_FLAG_VERBOSE; |
428870ff | 8810 | |
867959b5 | 8811 | for (int i = 0; i < argc; i++) |
428870ff | 8812 | zdb_read_block(argv[i], spa); |
34dc7c2f BB |
8813 | } |
8814 | ||
d2734cce SD |
8815 | if (dump_opt['k']) { |
8816 | free(checkpoint_pool); | |
8817 | if (!target_is_spa) | |
8818 | free(checkpoint_target); | |
8819 | } | |
8820 | ||
30af21b0 | 8821 | if (os != NULL) { |
a44e7faa | 8822 | close_objset(os, FTAG); |
30af21b0 | 8823 | } else { |
a44e7faa | 8824 | spa_close(spa, FTAG); |
30af21b0 | 8825 | } |
428870ff | 8826 | |
34dc7c2f BB |
8827 | fuid_table_destroy(); |
8828 | ||
fa603f82 GM |
8829 | dump_debug_buffer(); |
8830 | ||
34dc7c2f BB |
8831 | kernel_fini(); |
8832 | ||
64c1dcef | 8833 | return (error); |
34dc7c2f | 8834 | } |