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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. |
34dc7c2f BB |
30 | */ |
31 | ||
34dc7c2f | 32 | #include <stdio.h> |
d5869641 | 33 | #include <unistd.h> |
34dc7c2f BB |
34 | #include <stdlib.h> |
35 | #include <ctype.h> | |
36 | #include <sys/zfs_context.h> | |
37 | #include <sys/spa.h> | |
38 | #include <sys/spa_impl.h> | |
39 | #include <sys/dmu.h> | |
40 | #include <sys/zap.h> | |
41 | #include <sys/fs/zfs.h> | |
42 | #include <sys/zfs_znode.h> | |
428870ff BB |
43 | #include <sys/zfs_sa.h> |
44 | #include <sys/sa.h> | |
45 | #include <sys/sa_impl.h> | |
34dc7c2f BB |
46 | #include <sys/vdev.h> |
47 | #include <sys/vdev_impl.h> | |
48 | #include <sys/metaslab_impl.h> | |
49 | #include <sys/dmu_objset.h> | |
50 | #include <sys/dsl_dir.h> | |
51 | #include <sys/dsl_dataset.h> | |
52 | #include <sys/dsl_pool.h> | |
30af21b0 | 53 | #include <sys/dsl_bookmark.h> |
34dc7c2f BB |
54 | #include <sys/dbuf.h> |
55 | #include <sys/zil.h> | |
56 | #include <sys/zil_impl.h> | |
57 | #include <sys/stat.h> | |
58 | #include <sys/resource.h> | |
30af21b0 | 59 | #include <sys/dmu_send.h> |
34dc7c2f BB |
60 | #include <sys/dmu_traverse.h> |
61 | #include <sys/zio_checksum.h> | |
62 | #include <sys/zio_compress.h> | |
63 | #include <sys/zfs_fuid.h> | |
b128c09f | 64 | #include <sys/arc.h> |
428870ff | 65 | #include <sys/ddt.h> |
9ae529ec | 66 | #include <sys/zfeature.h> |
a6255b7f | 67 | #include <sys/abd.h> |
a896468c | 68 | #include <sys/blkptr.h> |
b5256303 | 69 | #include <sys/dsl_crypt.h> |
0aa5916a | 70 | #include <sys/dsl_scan.h> |
6f1ffb06 | 71 | #include <zfs_comutil.h> |
e89f1295 DB |
72 | |
73 | #include <libnvpair.h> | |
74 | #include <libzutil.h> | |
34dc7c2f | 75 | |
867959b5 BB |
76 | #include "zdb.h" |
77 | ||
e6f7d015 CS |
78 | #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ |
79 | zio_compress_table[(idx)].ci_name : "UNKNOWN") | |
80 | #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ | |
81 | zio_checksum_table[(idx)].ci_name : "UNKNOWN") | |
e6f7d015 | 82 | #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ |
a1d477c2 MA |
83 | (idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA ? \ |
84 | DMU_OT_ZAP_OTHER : \ | |
85 | (idx) == DMU_OTN_UINT64_DATA || (idx) == DMU_OTN_UINT64_METADATA ? \ | |
86 | DMU_OT_UINT64_OTHER : DMU_OT_NUMTYPES) | |
428870ff | 87 | |
f3c9cac1 BB |
88 | static char * |
89 | zdb_ot_name(dmu_object_type_t type) | |
90 | { | |
91 | if (type < DMU_OT_NUMTYPES) | |
92 | return (dmu_ot[type].ot_name); | |
93 | else if ((type & DMU_OT_NEWTYPE) && | |
02730c33 | 94 | ((type & DMU_OT_BYTESWAP_MASK) < DMU_BSWAP_NUMFUNCS)) |
f3c9cac1 BB |
95 | return (dmu_ot_byteswap[type & DMU_OT_BYTESWAP_MASK].ob_name); |
96 | else | |
97 | return ("UNKNOWN"); | |
98 | } | |
99 | ||
d69a321e | 100 | extern int reference_tracking_enable; |
428870ff | 101 | extern int zfs_recover; |
0ec07248 | 102 | extern uint64_t zfs_arc_max, zfs_arc_meta_limit; |
e5fd1dd6 | 103 | extern int zfs_vdev_async_read_max_active; |
afd2f7b7 | 104 | extern boolean_t spa_load_verify_dryrun; |
64bdf63f | 105 | extern int zfs_reconstruct_indirect_combinations_max; |
ca577779 | 106 | extern int zfs_btree_verify_intensity; |
428870ff | 107 | |
867959b5 | 108 | static const char cmdname[] = "zdb"; |
34dc7c2f BB |
109 | uint8_t dump_opt[256]; |
110 | ||
111 | typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); | |
112 | ||
a3403164 NB |
113 | uint64_t *zopt_metaslab = NULL; |
114 | static unsigned zopt_metaslab_args = 0; | |
115 | ||
116 | typedef struct zopt_object_range { | |
117 | uint64_t zor_obj_start; | |
118 | uint64_t zor_obj_end; | |
119 | uint64_t zor_flags; | |
120 | } zopt_object_range_t; | |
121 | zopt_object_range_t *zopt_object_ranges = NULL; | |
122 | static unsigned zopt_object_args = 0; | |
123 | ||
124 | static int flagbits[256]; | |
125 | ||
126 | #define ZOR_FLAG_PLAIN_FILE 0x0001 | |
127 | #define ZOR_FLAG_DIRECTORY 0x0002 | |
128 | #define ZOR_FLAG_SPACE_MAP 0x0004 | |
129 | #define ZOR_FLAG_ZAP 0x0008 | |
130 | #define ZOR_FLAG_ALL_TYPES -1 | |
131 | #define ZOR_SUPPORTED_FLAGS (ZOR_FLAG_PLAIN_FILE | \ | |
132 | ZOR_FLAG_DIRECTORY | \ | |
133 | ZOR_FLAG_SPACE_MAP | \ | |
134 | ZOR_FLAG_ZAP) | |
135 | ||
136 | #define ZDB_FLAG_CHECKSUM 0x0001 | |
137 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
138 | #define ZDB_FLAG_BSWAP 0x0004 | |
139 | #define ZDB_FLAG_GBH 0x0008 | |
140 | #define ZDB_FLAG_INDIRECT 0x0010 | |
141 | #define ZDB_FLAG_RAW 0x0020 | |
142 | #define ZDB_FLAG_PRINT_BLKPTR 0x0040 | |
143 | #define ZDB_FLAG_VERBOSE 0x0080 | |
144 | ||
c8242a96 | 145 | uint64_t max_inflight_bytes = 256 * 1024 * 1024; /* 256MB */ |
64c1dcef | 146 | static int leaked_objects = 0; |
0aa5916a | 147 | static range_tree_t *mos_refd_objs; |
34dc7c2f | 148 | |
37f03da8 SH |
149 | static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *, |
150 | boolean_t); | |
0aa5916a MA |
151 | static void mos_obj_refd(uint64_t); |
152 | static void mos_obj_refd_multiple(uint64_t); | |
252e1a54 | 153 | |
34dc7c2f BB |
154 | /* |
155 | * These libumem hooks provide a reasonable set of defaults for the allocator's | |
156 | * debugging facilities. | |
157 | */ | |
158 | const char * | |
0bc8fd78 | 159 | _umem_debug_init(void) |
34dc7c2f BB |
160 | { |
161 | return ("default,verbose"); /* $UMEM_DEBUG setting */ | |
162 | } | |
163 | ||
164 | const char * | |
165 | _umem_logging_init(void) | |
166 | { | |
167 | return ("fail,contents"); /* $UMEM_LOGGING setting */ | |
168 | } | |
169 | ||
170 | static void | |
171 | usage(void) | |
172 | { | |
173 | (void) fprintf(stderr, | |
d2734cce | 174 | "Usage:\t%s [-AbcdDFGhikLMPsvX] [-e [-V] [-p <path> ...]] " |
a44e7faa BB |
175 | "[-I <inflight I/Os>]\n" |
176 | "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" | |
a3403164 | 177 | "\t\t[<poolname>[/<dataset | objset id>] [<object | range> ...]]\n" |
f12e42cc | 178 | "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>]\n" |
a3403164 | 179 | "\t\t[<poolname>[/<dataset | objset id>] [<object | range> ...]\n" |
30af21b0 | 180 | "\t%s [-v] <bookmark>\n" |
a44e7faa BB |
181 | "\t%s -C [-A] [-U <cache>]\n" |
182 | "\t%s -l [-Aqu] <device>\n" | |
06675310 RY |
183 | "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " |
184 | "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" | |
a44e7faa | 185 | "\t%s -O <dataset> <path>\n" |
06675310 | 186 | "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" |
a44e7faa | 187 | "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" |
a896468c | 188 | "\t%s -E [-A] word0:word1:...:word15\n" |
06675310 RY |
189 | "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " |
190 | "<poolname>\n\n", | |
a44e7faa | 191 | cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, |
30af21b0 | 192 | cmdname, cmdname, cmdname); |
428870ff BB |
193 | |
194 | (void) fprintf(stderr, " Dataset name must include at least one " | |
195 | "separator character '/' or '@'\n"); | |
196 | (void) fprintf(stderr, " If dataset name is specified, only that " | |
197 | "dataset is dumped\n"); | |
a3403164 NB |
198 | (void) fprintf(stderr, " If object numbers or object number " |
199 | "ranges are specified, only those\n" | |
200 | " objects or ranges are dumped.\n\n"); | |
201 | (void) fprintf(stderr, | |
202 | " Object ranges take the form <start>:<end>[:<flags>]\n" | |
203 | " start Starting object number\n" | |
204 | " end Ending object number, or -1 for no upper bound\n" | |
205 | " flags Optional flags to select object types:\n" | |
206 | " A All objects (this is the default)\n" | |
207 | " d ZFS directories\n" | |
208 | " f ZFS files \n" | |
209 | " m SPA space maps\n" | |
210 | " z ZAPs\n" | |
211 | " - Negate effect of next flag\n\n"); | |
428870ff | 212 | (void) fprintf(stderr, " Options to control amount of output:\n"); |
428870ff | 213 | (void) fprintf(stderr, " -b block statistics\n"); |
428870ff | 214 | (void) fprintf(stderr, " -c checksum all metadata (twice for " |
9babb374 | 215 | "all data) blocks\n"); |
a44e7faa BB |
216 | (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); |
217 | (void) fprintf(stderr, " -d dataset(s)\n"); | |
428870ff | 218 | (void) fprintf(stderr, " -D dedup statistics\n"); |
a896468c MA |
219 | (void) fprintf(stderr, " -E decode and display block from an " |
220 | "embedded block pointer\n"); | |
a44e7faa BB |
221 | (void) fprintf(stderr, " -h pool history\n"); |
222 | (void) fprintf(stderr, " -i intent logs\n"); | |
35a357a9 | 223 | (void) fprintf(stderr, " -l read label contents\n"); |
d2734cce SD |
224 | (void) fprintf(stderr, " -k examine the checkpointed state " |
225 | "of the pool\n"); | |
fb5f0bc8 BB |
226 | (void) fprintf(stderr, " -L disable leak tracking (do not " |
227 | "load spacemaps)\n"); | |
a44e7faa BB |
228 | (void) fprintf(stderr, " -m metaslabs\n"); |
229 | (void) fprintf(stderr, " -M metaslab groups\n"); | |
230 | (void) fprintf(stderr, " -O perform object lookups by path\n"); | |
34dc7c2f | 231 | (void) fprintf(stderr, " -R read and display block from a " |
a44e7faa BB |
232 | "device\n"); |
233 | (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); | |
234 | (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); | |
235 | (void) fprintf(stderr, " -v verbose (applies to all " | |
236 | "others)\n\n"); | |
428870ff | 237 | (void) fprintf(stderr, " Below options are intended for use " |
9867e8be | 238 | "with other options:\n"); |
428870ff BB |
239 | (void) fprintf(stderr, " -A ignore assertions (-A), enable " |
240 | "panic recovery (-AA) or both (-AAA)\n"); | |
428870ff BB |
241 | (void) fprintf(stderr, " -e pool is exported/destroyed/" |
242 | "has altroot/not in a cachefile\n"); | |
a44e7faa BB |
243 | (void) fprintf(stderr, " -F attempt automatic rewind within " |
244 | "safe range of transaction groups\n"); | |
fa603f82 GM |
245 | (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " |
246 | "exiting\n"); | |
a44e7faa BB |
247 | (void) fprintf(stderr, " -I <number of inflight I/Os> -- " |
248 | "specify the maximum number of\n " | |
249 | "checksumming I/Os [default is 200]\n"); | |
ed828c0c | 250 | (void) fprintf(stderr, " -o <variable>=<value> set global " |
a44e7faa BB |
251 | "variable to an unsigned 32-bit integer\n"); |
252 | (void) fprintf(stderr, " -p <path> -- use one or more with " | |
253 | "-e to specify path to vdev dir\n"); | |
254 | (void) fprintf(stderr, " -P print numbers in parseable form\n"); | |
35a357a9 | 255 | (void) fprintf(stderr, " -q don't print label contents\n"); |
a44e7faa BB |
256 | (void) fprintf(stderr, " -t <txg> -- highest txg to use when " |
257 | "searching for uberblocks\n"); | |
35a357a9 | 258 | (void) fprintf(stderr, " -u uberblock\n"); |
a44e7faa BB |
259 | (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " |
260 | "cachefile\n"); | |
06675310 | 261 | (void) fprintf(stderr, " -V do verbatim import\n"); |
a44e7faa BB |
262 | (void) fprintf(stderr, " -x <dumpdir> -- " |
263 | "dump all read blocks into specified directory\n"); | |
264 | (void) fprintf(stderr, " -X attempt extreme rewind (does not " | |
265 | "work with dataset)\n"); | |
64bdf63f BB |
266 | (void) fprintf(stderr, " -Y attempt all reconstruction " |
267 | "combinations for split blocks\n"); | |
34dc7c2f BB |
268 | (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " |
269 | "to make only that option verbose\n"); | |
270 | (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); | |
271 | exit(1); | |
272 | } | |
273 | ||
fa603f82 GM |
274 | static void |
275 | dump_debug_buffer(void) | |
276 | { | |
277 | if (dump_opt['G']) { | |
278 | (void) printf("\n"); | |
ab4c009e | 279 | (void) fflush(stdout); |
fa603f82 GM |
280 | zfs_dbgmsg_print("zdb"); |
281 | } | |
282 | } | |
283 | ||
9babb374 BB |
284 | /* |
285 | * Called for usage errors that are discovered after a call to spa_open(), | |
286 | * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. | |
287 | */ | |
288 | ||
34dc7c2f BB |
289 | static void |
290 | fatal(const char *fmt, ...) | |
291 | { | |
292 | va_list ap; | |
293 | ||
294 | va_start(ap, fmt); | |
295 | (void) fprintf(stderr, "%s: ", cmdname); | |
296 | (void) vfprintf(stderr, fmt, ap); | |
297 | va_end(ap); | |
298 | (void) fprintf(stderr, "\n"); | |
299 | ||
fa603f82 GM |
300 | dump_debug_buffer(); |
301 | ||
9babb374 | 302 | exit(1); |
34dc7c2f BB |
303 | } |
304 | ||
34dc7c2f BB |
305 | /* ARGSUSED */ |
306 | static void | |
307 | dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) | |
308 | { | |
309 | nvlist_t *nv; | |
310 | size_t nvsize = *(uint64_t *)data; | |
311 | char *packed = umem_alloc(nvsize, UMEM_NOFAIL); | |
312 | ||
9babb374 | 313 | VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); |
34dc7c2f BB |
314 | |
315 | VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); | |
316 | ||
317 | umem_free(packed, nvsize); | |
318 | ||
319 | dump_nvlist(nv, 8); | |
320 | ||
321 | nvlist_free(nv); | |
322 | } | |
323 | ||
6f1ffb06 MA |
324 | /* ARGSUSED */ |
325 | static void | |
326 | dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) | |
327 | { | |
328 | spa_history_phys_t *shp = data; | |
329 | ||
330 | if (shp == NULL) | |
331 | return; | |
332 | ||
333 | (void) printf("\t\tpool_create_len = %llu\n", | |
334 | (u_longlong_t)shp->sh_pool_create_len); | |
335 | (void) printf("\t\tphys_max_off = %llu\n", | |
336 | (u_longlong_t)shp->sh_phys_max_off); | |
337 | (void) printf("\t\tbof = %llu\n", | |
338 | (u_longlong_t)shp->sh_bof); | |
339 | (void) printf("\t\teof = %llu\n", | |
340 | (u_longlong_t)shp->sh_eof); | |
341 | (void) printf("\t\trecords_lost = %llu\n", | |
342 | (u_longlong_t)shp->sh_records_lost); | |
343 | } | |
344 | ||
428870ff | 345 | static void |
f3c8c9e6 | 346 | zdb_nicenum(uint64_t num, char *buf, size_t buflen) |
428870ff BB |
347 | { |
348 | if (dump_opt['P']) | |
f3c8c9e6 | 349 | (void) snprintf(buf, buflen, "%llu", (longlong_t)num); |
428870ff | 350 | else |
f3c8c9e6 | 351 | nicenum(num, buf, sizeof (buf)); |
428870ff BB |
352 | } |
353 | ||
867959b5 BB |
354 | static const char histo_stars[] = "****************************************"; |
355 | static const uint64_t histo_width = sizeof (histo_stars) - 1; | |
34dc7c2f BB |
356 | |
357 | static void | |
93cf2076 | 358 | dump_histogram(const uint64_t *histo, int size, int offset) |
34dc7c2f BB |
359 | { |
360 | int i; | |
d5869641 | 361 | int minidx = size - 1; |
34dc7c2f BB |
362 | int maxidx = 0; |
363 | uint64_t max = 0; | |
364 | ||
d5869641 | 365 | for (i = 0; i < size; i++) { |
34dc7c2f BB |
366 | if (histo[i] > max) |
367 | max = histo[i]; | |
368 | if (histo[i] > 0 && i > maxidx) | |
369 | maxidx = i; | |
370 | if (histo[i] > 0 && i < minidx) | |
371 | minidx = i; | |
372 | } | |
373 | ||
d5869641 MA |
374 | if (max < histo_width) |
375 | max = histo_width; | |
34dc7c2f | 376 | |
d5869641 MA |
377 | for (i = minidx; i <= maxidx; i++) { |
378 | (void) printf("\t\t\t%3u: %6llu %s\n", | |
93cf2076 | 379 | i + offset, (u_longlong_t)histo[i], |
d5869641 MA |
380 | &histo_stars[(max - histo[i]) * histo_width / max]); |
381 | } | |
34dc7c2f BB |
382 | } |
383 | ||
384 | static void | |
385 | dump_zap_stats(objset_t *os, uint64_t object) | |
386 | { | |
387 | int error; | |
388 | zap_stats_t zs; | |
389 | ||
390 | error = zap_get_stats(os, object, &zs); | |
391 | if (error) | |
392 | return; | |
393 | ||
394 | if (zs.zs_ptrtbl_len == 0) { | |
395 | ASSERT(zs.zs_num_blocks == 1); | |
396 | (void) printf("\tmicrozap: %llu bytes, %llu entries\n", | |
397 | (u_longlong_t)zs.zs_blocksize, | |
398 | (u_longlong_t)zs.zs_num_entries); | |
399 | return; | |
400 | } | |
401 | ||
402 | (void) printf("\tFat ZAP stats:\n"); | |
403 | ||
404 | (void) printf("\t\tPointer table:\n"); | |
405 | (void) printf("\t\t\t%llu elements\n", | |
406 | (u_longlong_t)zs.zs_ptrtbl_len); | |
407 | (void) printf("\t\t\tzt_blk: %llu\n", | |
408 | (u_longlong_t)zs.zs_ptrtbl_zt_blk); | |
409 | (void) printf("\t\t\tzt_numblks: %llu\n", | |
410 | (u_longlong_t)zs.zs_ptrtbl_zt_numblks); | |
411 | (void) printf("\t\t\tzt_shift: %llu\n", | |
412 | (u_longlong_t)zs.zs_ptrtbl_zt_shift); | |
413 | (void) printf("\t\t\tzt_blks_copied: %llu\n", | |
414 | (u_longlong_t)zs.zs_ptrtbl_blks_copied); | |
415 | (void) printf("\t\t\tzt_nextblk: %llu\n", | |
416 | (u_longlong_t)zs.zs_ptrtbl_nextblk); | |
417 | ||
418 | (void) printf("\t\tZAP entries: %llu\n", | |
419 | (u_longlong_t)zs.zs_num_entries); | |
420 | (void) printf("\t\tLeaf blocks: %llu\n", | |
421 | (u_longlong_t)zs.zs_num_leafs); | |
422 | (void) printf("\t\tTotal blocks: %llu\n", | |
423 | (u_longlong_t)zs.zs_num_blocks); | |
424 | (void) printf("\t\tzap_block_type: 0x%llx\n", | |
425 | (u_longlong_t)zs.zs_block_type); | |
426 | (void) printf("\t\tzap_magic: 0x%llx\n", | |
427 | (u_longlong_t)zs.zs_magic); | |
428 | (void) printf("\t\tzap_salt: 0x%llx\n", | |
429 | (u_longlong_t)zs.zs_salt); | |
430 | ||
431 | (void) printf("\t\tLeafs with 2^n pointers:\n"); | |
93cf2076 | 432 | dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
433 | |
434 | (void) printf("\t\tBlocks with n*5 entries:\n"); | |
93cf2076 | 435 | dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
436 | |
437 | (void) printf("\t\tBlocks n/10 full:\n"); | |
93cf2076 | 438 | dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
439 | |
440 | (void) printf("\t\tEntries with n chunks:\n"); | |
93cf2076 | 441 | dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
442 | |
443 | (void) printf("\t\tBuckets with n entries:\n"); | |
93cf2076 | 444 | dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
445 | } |
446 | ||
447 | /*ARGSUSED*/ | |
448 | static void | |
449 | dump_none(objset_t *os, uint64_t object, void *data, size_t size) | |
450 | { | |
451 | } | |
452 | ||
428870ff BB |
453 | /*ARGSUSED*/ |
454 | static void | |
455 | dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) | |
456 | { | |
457 | (void) printf("\tUNKNOWN OBJECT TYPE\n"); | |
458 | } | |
459 | ||
34dc7c2f | 460 | /*ARGSUSED*/ |
867959b5 | 461 | static void |
34dc7c2f BB |
462 | dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) |
463 | { | |
464 | } | |
465 | ||
466 | /*ARGSUSED*/ | |
467 | static void | |
468 | dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) | |
469 | { | |
30af21b0 | 470 | uint64_t *arr; |
3fab4d9e | 471 | uint64_t oursize; |
30af21b0 PD |
472 | if (dump_opt['d'] < 6) |
473 | return; | |
3fab4d9e | 474 | |
30af21b0 PD |
475 | if (data == NULL) { |
476 | dmu_object_info_t doi; | |
477 | ||
478 | VERIFY0(dmu_object_info(os, object, &doi)); | |
479 | size = doi.doi_max_offset; | |
3fab4d9e PD |
480 | /* |
481 | * We cap the size at 1 mebibyte here to prevent | |
482 | * allocation failures and nigh-infinite printing if the | |
483 | * object is extremely large. | |
484 | */ | |
485 | oursize = MIN(size, 1 << 20); | |
486 | arr = kmem_alloc(oursize, KM_SLEEP); | |
487 | ||
488 | int err = dmu_read(os, object, 0, oursize, arr, 0); | |
30af21b0 PD |
489 | if (err != 0) { |
490 | (void) printf("got error %u from dmu_read\n", err); | |
3fab4d9e | 491 | kmem_free(arr, oursize); |
30af21b0 PD |
492 | return; |
493 | } | |
494 | } else { | |
3fab4d9e PD |
495 | /* |
496 | * Even though the allocation is already done in this code path, | |
497 | * we still cap the size to prevent excessive printing. | |
498 | */ | |
499 | oursize = MIN(size, 1 << 20); | |
30af21b0 PD |
500 | arr = data; |
501 | } | |
502 | ||
503 | if (size == 0) { | |
504 | (void) printf("\t\t[]\n"); | |
505 | return; | |
506 | } | |
507 | ||
508 | (void) printf("\t\t[%0llx", (u_longlong_t)arr[0]); | |
3fab4d9e | 509 | for (size_t i = 1; i * sizeof (uint64_t) < oursize; i++) { |
30af21b0 PD |
510 | if (i % 4 != 0) |
511 | (void) printf(", %0llx", (u_longlong_t)arr[i]); | |
512 | else | |
513 | (void) printf(",\n\t\t%0llx", (u_longlong_t)arr[i]); | |
514 | } | |
3fab4d9e PD |
515 | if (oursize != size) |
516 | (void) printf(", ... "); | |
30af21b0 PD |
517 | (void) printf("]\n"); |
518 | ||
519 | if (data == NULL) | |
3fab4d9e | 520 | kmem_free(arr, oursize); |
34dc7c2f BB |
521 | } |
522 | ||
523 | /*ARGSUSED*/ | |
524 | static void | |
525 | dump_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
526 | { | |
527 | zap_cursor_t zc; | |
528 | zap_attribute_t attr; | |
529 | void *prop; | |
867959b5 | 530 | unsigned i; |
34dc7c2f BB |
531 | |
532 | dump_zap_stats(os, object); | |
533 | (void) printf("\n"); | |
534 | ||
535 | for (zap_cursor_init(&zc, os, object); | |
536 | zap_cursor_retrieve(&zc, &attr) == 0; | |
537 | zap_cursor_advance(&zc)) { | |
538 | (void) printf("\t\t%s = ", attr.za_name); | |
539 | if (attr.za_num_integers == 0) { | |
540 | (void) printf("\n"); | |
541 | continue; | |
542 | } | |
543 | prop = umem_zalloc(attr.za_num_integers * | |
544 | attr.za_integer_length, UMEM_NOFAIL); | |
545 | (void) zap_lookup(os, object, attr.za_name, | |
546 | attr.za_integer_length, attr.za_num_integers, prop); | |
547 | if (attr.za_integer_length == 1) { | |
548 | (void) printf("%s", (char *)prop); | |
549 | } else { | |
550 | for (i = 0; i < attr.za_num_integers; i++) { | |
551 | switch (attr.za_integer_length) { | |
552 | case 2: | |
553 | (void) printf("%u ", | |
554 | ((uint16_t *)prop)[i]); | |
555 | break; | |
556 | case 4: | |
557 | (void) printf("%u ", | |
558 | ((uint32_t *)prop)[i]); | |
559 | break; | |
560 | case 8: | |
561 | (void) printf("%lld ", | |
562 | (u_longlong_t)((int64_t *)prop)[i]); | |
563 | break; | |
564 | } | |
565 | } | |
566 | } | |
567 | (void) printf("\n"); | |
568 | umem_free(prop, attr.za_num_integers * attr.za_integer_length); | |
569 | } | |
570 | zap_cursor_fini(&zc); | |
571 | } | |
572 | ||
252e1a54 MA |
573 | static void |
574 | dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) | |
575 | { | |
576 | bpobj_phys_t *bpop = data; | |
577 | uint64_t i; | |
578 | char bytes[32], comp[32], uncomp[32]; | |
579 | ||
f3c8c9e6 JK |
580 | /* make sure the output won't get truncated */ |
581 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
582 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
583 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
584 | ||
252e1a54 MA |
585 | if (bpop == NULL) |
586 | return; | |
587 | ||
f3c8c9e6 JK |
588 | zdb_nicenum(bpop->bpo_bytes, bytes, sizeof (bytes)); |
589 | zdb_nicenum(bpop->bpo_comp, comp, sizeof (comp)); | |
590 | zdb_nicenum(bpop->bpo_uncomp, uncomp, sizeof (uncomp)); | |
252e1a54 MA |
591 | |
592 | (void) printf("\t\tnum_blkptrs = %llu\n", | |
593 | (u_longlong_t)bpop->bpo_num_blkptrs); | |
594 | (void) printf("\t\tbytes = %s\n", bytes); | |
595 | if (size >= BPOBJ_SIZE_V1) { | |
596 | (void) printf("\t\tcomp = %s\n", comp); | |
597 | (void) printf("\t\tuncomp = %s\n", uncomp); | |
598 | } | |
37f03da8 | 599 | if (size >= BPOBJ_SIZE_V2) { |
252e1a54 MA |
600 | (void) printf("\t\tsubobjs = %llu\n", |
601 | (u_longlong_t)bpop->bpo_subobjs); | |
602 | (void) printf("\t\tnum_subobjs = %llu\n", | |
603 | (u_longlong_t)bpop->bpo_num_subobjs); | |
604 | } | |
37f03da8 SH |
605 | if (size >= sizeof (*bpop)) { |
606 | (void) printf("\t\tnum_freed = %llu\n", | |
607 | (u_longlong_t)bpop->bpo_num_freed); | |
608 | } | |
252e1a54 MA |
609 | |
610 | if (dump_opt['d'] < 5) | |
611 | return; | |
612 | ||
613 | for (i = 0; i < bpop->bpo_num_blkptrs; i++) { | |
614 | char blkbuf[BP_SPRINTF_LEN]; | |
615 | blkptr_t bp; | |
616 | ||
617 | int err = dmu_read(os, object, | |
618 | i * sizeof (bp), sizeof (bp), &bp, 0); | |
619 | if (err != 0) { | |
620 | (void) printf("got error %u from dmu_read\n", err); | |
621 | break; | |
622 | } | |
37f03da8 SH |
623 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp, |
624 | BP_GET_FREE(&bp)); | |
252e1a54 MA |
625 | (void) printf("\t%s\n", blkbuf); |
626 | } | |
627 | } | |
628 | ||
629 | /* ARGSUSED */ | |
630 | static void | |
631 | dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) | |
632 | { | |
633 | dmu_object_info_t doi; | |
2986b3fd | 634 | int64_t i; |
252e1a54 MA |
635 | |
636 | VERIFY0(dmu_object_info(os, object, &doi)); | |
637 | uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); | |
638 | ||
639 | int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); | |
640 | if (err != 0) { | |
641 | (void) printf("got error %u from dmu_read\n", err); | |
642 | kmem_free(subobjs, doi.doi_max_offset); | |
643 | return; | |
644 | } | |
645 | ||
646 | int64_t last_nonzero = -1; | |
647 | for (i = 0; i < doi.doi_max_offset / 8; i++) { | |
648 | if (subobjs[i] != 0) | |
649 | last_nonzero = i; | |
650 | } | |
651 | ||
652 | for (i = 0; i <= last_nonzero; i++) { | |
2986b3fd | 653 | (void) printf("\t%llu\n", (u_longlong_t)subobjs[i]); |
252e1a54 MA |
654 | } |
655 | kmem_free(subobjs, doi.doi_max_offset); | |
656 | } | |
657 | ||
428870ff BB |
658 | /*ARGSUSED*/ |
659 | static void | |
660 | dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
661 | { | |
662 | dump_zap_stats(os, object); | |
663 | /* contents are printed elsewhere, properly decoded */ | |
664 | } | |
665 | ||
666 | /*ARGSUSED*/ | |
667 | static void | |
668 | dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) | |
669 | { | |
670 | zap_cursor_t zc; | |
671 | zap_attribute_t attr; | |
672 | ||
673 | dump_zap_stats(os, object); | |
674 | (void) printf("\n"); | |
675 | ||
676 | for (zap_cursor_init(&zc, os, object); | |
677 | zap_cursor_retrieve(&zc, &attr) == 0; | |
678 | zap_cursor_advance(&zc)) { | |
679 | (void) printf("\t\t%s = ", attr.za_name); | |
680 | if (attr.za_num_integers == 0) { | |
681 | (void) printf("\n"); | |
682 | continue; | |
683 | } | |
684 | (void) printf(" %llx : [%d:%d:%d]\n", | |
685 | (u_longlong_t)attr.za_first_integer, | |
686 | (int)ATTR_LENGTH(attr.za_first_integer), | |
687 | (int)ATTR_BSWAP(attr.za_first_integer), | |
688 | (int)ATTR_NUM(attr.za_first_integer)); | |
689 | } | |
690 | zap_cursor_fini(&zc); | |
691 | } | |
692 | ||
693 | /*ARGSUSED*/ | |
694 | static void | |
695 | dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) | |
696 | { | |
697 | zap_cursor_t zc; | |
698 | zap_attribute_t attr; | |
699 | uint16_t *layout_attrs; | |
867959b5 | 700 | unsigned i; |
428870ff BB |
701 | |
702 | dump_zap_stats(os, object); | |
703 | (void) printf("\n"); | |
704 | ||
705 | for (zap_cursor_init(&zc, os, object); | |
706 | zap_cursor_retrieve(&zc, &attr) == 0; | |
707 | zap_cursor_advance(&zc)) { | |
708 | (void) printf("\t\t%s = [", attr.za_name); | |
709 | if (attr.za_num_integers == 0) { | |
710 | (void) printf("\n"); | |
711 | continue; | |
712 | } | |
713 | ||
714 | VERIFY(attr.za_integer_length == 2); | |
715 | layout_attrs = umem_zalloc(attr.za_num_integers * | |
716 | attr.za_integer_length, UMEM_NOFAIL); | |
717 | ||
718 | VERIFY(zap_lookup(os, object, attr.za_name, | |
719 | attr.za_integer_length, | |
720 | attr.za_num_integers, layout_attrs) == 0); | |
721 | ||
722 | for (i = 0; i != attr.za_num_integers; i++) | |
723 | (void) printf(" %d ", (int)layout_attrs[i]); | |
724 | (void) printf("]\n"); | |
725 | umem_free(layout_attrs, | |
726 | attr.za_num_integers * attr.za_integer_length); | |
727 | } | |
728 | zap_cursor_fini(&zc); | |
729 | } | |
730 | ||
34dc7c2f BB |
731 | /*ARGSUSED*/ |
732 | static void | |
733 | dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) | |
734 | { | |
735 | zap_cursor_t zc; | |
736 | zap_attribute_t attr; | |
737 | const char *typenames[] = { | |
738 | /* 0 */ "not specified", | |
739 | /* 1 */ "FIFO", | |
740 | /* 2 */ "Character Device", | |
741 | /* 3 */ "3 (invalid)", | |
742 | /* 4 */ "Directory", | |
743 | /* 5 */ "5 (invalid)", | |
744 | /* 6 */ "Block Device", | |
745 | /* 7 */ "7 (invalid)", | |
746 | /* 8 */ "Regular File", | |
747 | /* 9 */ "9 (invalid)", | |
748 | /* 10 */ "Symbolic Link", | |
749 | /* 11 */ "11 (invalid)", | |
750 | /* 12 */ "Socket", | |
751 | /* 13 */ "Door", | |
752 | /* 14 */ "Event Port", | |
753 | /* 15 */ "15 (invalid)", | |
754 | }; | |
755 | ||
756 | dump_zap_stats(os, object); | |
757 | (void) printf("\n"); | |
758 | ||
759 | for (zap_cursor_init(&zc, os, object); | |
760 | zap_cursor_retrieve(&zc, &attr) == 0; | |
761 | zap_cursor_advance(&zc)) { | |
762 | (void) printf("\t\t%s = %lld (type: %s)\n", | |
763 | attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), | |
764 | typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); | |
765 | } | |
766 | zap_cursor_fini(&zc); | |
767 | } | |
768 | ||
867959b5 | 769 | static int |
93cf2076 GW |
770 | get_dtl_refcount(vdev_t *vd) |
771 | { | |
772 | int refcount = 0; | |
93cf2076 GW |
773 | |
774 | if (vd->vdev_ops->vdev_op_leaf) { | |
775 | space_map_t *sm = vd->vdev_dtl_sm; | |
776 | ||
777 | if (sm != NULL && | |
778 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
779 | return (1); | |
780 | return (0); | |
781 | } | |
782 | ||
867959b5 | 783 | for (unsigned c = 0; c < vd->vdev_children; c++) |
93cf2076 GW |
784 | refcount += get_dtl_refcount(vd->vdev_child[c]); |
785 | return (refcount); | |
786 | } | |
787 | ||
867959b5 | 788 | static int |
93cf2076 GW |
789 | get_metaslab_refcount(vdev_t *vd) |
790 | { | |
791 | int refcount = 0; | |
93cf2076 | 792 | |
a1d477c2 MA |
793 | if (vd->vdev_top == vd) { |
794 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
93cf2076 GW |
795 | space_map_t *sm = vd->vdev_ms[m]->ms_sm; |
796 | ||
797 | if (sm != NULL && | |
798 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
799 | refcount++; | |
800 | } | |
801 | } | |
867959b5 | 802 | for (unsigned c = 0; c < vd->vdev_children; c++) |
93cf2076 GW |
803 | refcount += get_metaslab_refcount(vd->vdev_child[c]); |
804 | ||
805 | return (refcount); | |
806 | } | |
807 | ||
a1d477c2 MA |
808 | static int |
809 | get_obsolete_refcount(vdev_t *vd) | |
810 | { | |
27f80e85 | 811 | uint64_t obsolete_sm_object; |
a1d477c2 MA |
812 | int refcount = 0; |
813 | ||
27f80e85 BB |
814 | VERIFY0(vdev_obsolete_sm_object(vd, &obsolete_sm_object)); |
815 | if (vd->vdev_top == vd && obsolete_sm_object != 0) { | |
a1d477c2 MA |
816 | dmu_object_info_t doi; |
817 | VERIFY0(dmu_object_info(vd->vdev_spa->spa_meta_objset, | |
27f80e85 | 818 | obsolete_sm_object, &doi)); |
a1d477c2 MA |
819 | if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { |
820 | refcount++; | |
821 | } | |
822 | } else { | |
823 | ASSERT3P(vd->vdev_obsolete_sm, ==, NULL); | |
27f80e85 | 824 | ASSERT3U(obsolete_sm_object, ==, 0); |
a1d477c2 MA |
825 | } |
826 | for (unsigned c = 0; c < vd->vdev_children; c++) { | |
827 | refcount += get_obsolete_refcount(vd->vdev_child[c]); | |
828 | } | |
829 | ||
830 | return (refcount); | |
831 | } | |
832 | ||
833 | static int | |
834 | get_prev_obsolete_spacemap_refcount(spa_t *spa) | |
835 | { | |
836 | uint64_t prev_obj = | |
837 | spa->spa_condensing_indirect_phys.scip_prev_obsolete_sm_object; | |
838 | if (prev_obj != 0) { | |
839 | dmu_object_info_t doi; | |
840 | VERIFY0(dmu_object_info(spa->spa_meta_objset, prev_obj, &doi)); | |
841 | if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { | |
842 | return (1); | |
843 | } | |
844 | } | |
845 | return (0); | |
846 | } | |
847 | ||
d2734cce SD |
848 | static int |
849 | get_checkpoint_refcount(vdev_t *vd) | |
850 | { | |
851 | int refcount = 0; | |
852 | ||
853 | if (vd->vdev_top == vd && vd->vdev_top_zap != 0 && | |
854 | zap_contains(spa_meta_objset(vd->vdev_spa), | |
855 | vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) == 0) | |
856 | refcount++; | |
857 | ||
858 | for (uint64_t c = 0; c < vd->vdev_children; c++) | |
859 | refcount += get_checkpoint_refcount(vd->vdev_child[c]); | |
860 | ||
861 | return (refcount); | |
862 | } | |
863 | ||
93e28d66 SD |
864 | static int |
865 | get_log_spacemap_refcount(spa_t *spa) | |
866 | { | |
867 | return (avl_numnodes(&spa->spa_sm_logs_by_txg)); | |
868 | } | |
869 | ||
93cf2076 GW |
870 | static int |
871 | verify_spacemap_refcounts(spa_t *spa) | |
872 | { | |
fa86b5db MA |
873 | uint64_t expected_refcount = 0; |
874 | uint64_t actual_refcount; | |
93cf2076 | 875 | |
fa86b5db MA |
876 | (void) feature_get_refcount(spa, |
877 | &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], | |
878 | &expected_refcount); | |
93cf2076 GW |
879 | actual_refcount = get_dtl_refcount(spa->spa_root_vdev); |
880 | actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); | |
a1d477c2 MA |
881 | actual_refcount += get_obsolete_refcount(spa->spa_root_vdev); |
882 | actual_refcount += get_prev_obsolete_spacemap_refcount(spa); | |
d2734cce | 883 | actual_refcount += get_checkpoint_refcount(spa->spa_root_vdev); |
93e28d66 | 884 | actual_refcount += get_log_spacemap_refcount(spa); |
93cf2076 GW |
885 | |
886 | if (expected_refcount != actual_refcount) { | |
fa86b5db MA |
887 | (void) printf("space map refcount mismatch: expected %lld != " |
888 | "actual %lld\n", | |
889 | (longlong_t)expected_refcount, | |
890 | (longlong_t)actual_refcount); | |
93cf2076 GW |
891 | return (2); |
892 | } | |
893 | return (0); | |
894 | } | |
895 | ||
34dc7c2f | 896 | static void |
93cf2076 | 897 | dump_spacemap(objset_t *os, space_map_t *sm) |
34dc7c2f | 898 | { |
867959b5 | 899 | const char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", |
a1d477c2 | 900 | "INVALID", "INVALID", "INVALID", "INVALID" }; |
34dc7c2f | 901 | |
93cf2076 | 902 | if (sm == NULL) |
34dc7c2f BB |
903 | return; |
904 | ||
a1d477c2 | 905 | (void) printf("space map object %llu:\n", |
425d3237 SD |
906 | (longlong_t)sm->sm_object); |
907 | (void) printf(" smp_length = 0x%llx\n", | |
908 | (longlong_t)sm->sm_phys->smp_length); | |
a1d477c2 MA |
909 | (void) printf(" smp_alloc = 0x%llx\n", |
910 | (longlong_t)sm->sm_phys->smp_alloc); | |
911 | ||
21e7cf5d SD |
912 | if (dump_opt['d'] < 6 && dump_opt['m'] < 4) |
913 | return; | |
914 | ||
34dc7c2f BB |
915 | /* |
916 | * Print out the freelist entries in both encoded and decoded form. | |
917 | */ | |
4d044c4c SD |
918 | uint8_t mapshift = sm->sm_shift; |
919 | int64_t alloc = 0; | |
21e7cf5d | 920 | uint64_t word, entry_id = 0; |
4d044c4c SD |
921 | for (uint64_t offset = 0; offset < space_map_length(sm); |
922 | offset += sizeof (word)) { | |
93cf2076 GW |
923 | |
924 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
4d044c4c | 925 | sizeof (word), &word, DMU_READ_PREFETCH)); |
93cf2076 | 926 | |
4d044c4c | 927 | if (sm_entry_is_debug(word)) { |
21e7cf5d SD |
928 | (void) printf("\t [%6llu] %s: txg %llu pass %llu\n", |
929 | (u_longlong_t)entry_id, | |
4d044c4c SD |
930 | ddata[SM_DEBUG_ACTION_DECODE(word)], |
931 | (u_longlong_t)SM_DEBUG_TXG_DECODE(word), | |
932 | (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(word)); | |
21e7cf5d | 933 | entry_id++; |
4d044c4c SD |
934 | continue; |
935 | } | |
936 | ||
937 | uint8_t words; | |
938 | char entry_type; | |
939 | uint64_t entry_off, entry_run, entry_vdev = SM_NO_VDEVID; | |
940 | ||
941 | if (sm_entry_is_single_word(word)) { | |
942 | entry_type = (SM_TYPE_DECODE(word) == SM_ALLOC) ? | |
943 | 'A' : 'F'; | |
944 | entry_off = (SM_OFFSET_DECODE(word) << mapshift) + | |
945 | sm->sm_start; | |
946 | entry_run = SM_RUN_DECODE(word) << mapshift; | |
947 | words = 1; | |
34dc7c2f | 948 | } else { |
4d044c4c SD |
949 | /* it is a two-word entry so we read another word */ |
950 | ASSERT(sm_entry_is_double_word(word)); | |
951 | ||
952 | uint64_t extra_word; | |
953 | offset += sizeof (extra_word); | |
954 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
955 | sizeof (extra_word), &extra_word, | |
956 | DMU_READ_PREFETCH)); | |
957 | ||
958 | ASSERT3U(offset, <=, space_map_length(sm)); | |
959 | ||
960 | entry_run = SM2_RUN_DECODE(word) << mapshift; | |
961 | entry_vdev = SM2_VDEV_DECODE(word); | |
962 | entry_type = (SM2_TYPE_DECODE(extra_word) == SM_ALLOC) ? | |
963 | 'A' : 'F'; | |
964 | entry_off = (SM2_OFFSET_DECODE(extra_word) << | |
965 | mapshift) + sm->sm_start; | |
966 | words = 2; | |
34dc7c2f | 967 | } |
4d044c4c SD |
968 | |
969 | (void) printf("\t [%6llu] %c range:" | |
970 | " %010llx-%010llx size: %06llx vdev: %06llu words: %u\n", | |
21e7cf5d | 971 | (u_longlong_t)entry_id, |
4d044c4c SD |
972 | entry_type, (u_longlong_t)entry_off, |
973 | (u_longlong_t)(entry_off + entry_run), | |
974 | (u_longlong_t)entry_run, | |
975 | (u_longlong_t)entry_vdev, words); | |
976 | ||
977 | if (entry_type == 'A') | |
978 | alloc += entry_run; | |
979 | else | |
980 | alloc -= entry_run; | |
21e7cf5d | 981 | entry_id++; |
34dc7c2f | 982 | } |
93e28d66 | 983 | if (alloc != space_map_allocated(sm)) { |
4d044c4c SD |
984 | (void) printf("space_map_object alloc (%lld) INCONSISTENT " |
985 | "with space map summary (%lld)\n", | |
986 | (longlong_t)space_map_allocated(sm), (longlong_t)alloc); | |
34dc7c2f BB |
987 | } |
988 | } | |
989 | ||
9babb374 BB |
990 | static void |
991 | dump_metaslab_stats(metaslab_t *msp) | |
992 | { | |
428870ff | 993 | char maxbuf[32]; |
d2734cce | 994 | range_tree_t *rt = msp->ms_allocatable; |
ca577779 | 995 | zfs_btree_t *t = &msp->ms_allocatable_by_size; |
93cf2076 | 996 | int free_pct = range_tree_space(rt) * 100 / msp->ms_size; |
9babb374 | 997 | |
f3c8c9e6 JK |
998 | /* max sure nicenum has enough space */ |
999 | CTASSERT(sizeof (maxbuf) >= NN_NUMBUF_SZ); | |
1000 | ||
c81f1790 | 1001 | zdb_nicenum(metaslab_largest_allocatable(msp), maxbuf, sizeof (maxbuf)); |
9babb374 | 1002 | |
428870ff | 1003 | (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", |
ca577779 | 1004 | "segments", zfs_btree_numnodes(t), "maxsize", maxbuf, |
9babb374 | 1005 | "freepct", free_pct); |
93cf2076 GW |
1006 | (void) printf("\tIn-memory histogram:\n"); |
1007 | dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
9babb374 BB |
1008 | } |
1009 | ||
34dc7c2f BB |
1010 | static void |
1011 | dump_metaslab(metaslab_t *msp) | |
1012 | { | |
34dc7c2f BB |
1013 | vdev_t *vd = msp->ms_group->mg_vd; |
1014 | spa_t *spa = vd->vdev_spa; | |
93cf2076 | 1015 | space_map_t *sm = msp->ms_sm; |
428870ff | 1016 | char freebuf[32]; |
34dc7c2f | 1017 | |
f3c8c9e6 JK |
1018 | zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf, |
1019 | sizeof (freebuf)); | |
34dc7c2f | 1020 | |
34dc7c2f | 1021 | (void) printf( |
428870ff | 1022 | "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", |
93cf2076 GW |
1023 | (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, |
1024 | (u_longlong_t)space_map_object(sm), freebuf); | |
34dc7c2f | 1025 | |
93cf2076 | 1026 | if (dump_opt['m'] > 2 && !dump_opt['L']) { |
9babb374 | 1027 | mutex_enter(&msp->ms_lock); |
b194fab0 SD |
1028 | VERIFY0(metaslab_load(msp)); |
1029 | range_tree_stat_verify(msp->ms_allocatable); | |
9babb374 | 1030 | dump_metaslab_stats(msp); |
93cf2076 | 1031 | metaslab_unload(msp); |
9babb374 BB |
1032 | mutex_exit(&msp->ms_lock); |
1033 | } | |
1034 | ||
93cf2076 | 1035 | if (dump_opt['m'] > 1 && sm != NULL && |
fa86b5db | 1036 | spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { |
93cf2076 GW |
1037 | /* |
1038 | * The space map histogram represents free space in chunks | |
1039 | * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). | |
1040 | */ | |
f3a7f661 GW |
1041 | (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", |
1042 | (u_longlong_t)msp->ms_fragmentation); | |
93cf2076 | 1043 | dump_histogram(sm->sm_phys->smp_histogram, |
f3a7f661 | 1044 | SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); |
93cf2076 GW |
1045 | } |
1046 | ||
21e7cf5d SD |
1047 | ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); |
1048 | dump_spacemap(spa->spa_meta_objset, msp->ms_sm); | |
93e28d66 SD |
1049 | |
1050 | if (spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) { | |
1051 | (void) printf("\tFlush data:\n\tunflushed txg=%llu\n\n", | |
1052 | (u_longlong_t)metaslab_unflushed_txg(msp)); | |
1053 | } | |
428870ff | 1054 | } |
34dc7c2f | 1055 | |
428870ff BB |
1056 | static void |
1057 | print_vdev_metaslab_header(vdev_t *vd) | |
1058 | { | |
cc99f275 | 1059 | vdev_alloc_bias_t alloc_bias = vd->vdev_alloc_bias; |
93e28d66 SD |
1060 | const char *bias_str = ""; |
1061 | if (alloc_bias == VDEV_BIAS_LOG || vd->vdev_islog) { | |
1062 | bias_str = VDEV_ALLOC_BIAS_LOG; | |
1063 | } else if (alloc_bias == VDEV_BIAS_SPECIAL) { | |
1064 | bias_str = VDEV_ALLOC_BIAS_SPECIAL; | |
1065 | } else if (alloc_bias == VDEV_BIAS_DEDUP) { | |
1066 | bias_str = VDEV_ALLOC_BIAS_DEDUP; | |
1067 | } | |
1068 | ||
1069 | uint64_t ms_flush_data_obj = 0; | |
1070 | if (vd->vdev_top_zap != 0) { | |
1071 | int error = zap_lookup(spa_meta_objset(vd->vdev_spa), | |
1072 | vd->vdev_top_zap, VDEV_TOP_ZAP_MS_UNFLUSHED_PHYS_TXGS, | |
1073 | sizeof (uint64_t), 1, &ms_flush_data_obj); | |
1074 | if (error != ENOENT) { | |
1075 | ASSERT0(error); | |
1076 | } | |
1077 | } | |
1078 | ||
1079 | (void) printf("\tvdev %10llu %s", | |
1080 | (u_longlong_t)vd->vdev_id, bias_str); | |
cc99f275 | 1081 | |
93e28d66 SD |
1082 | if (ms_flush_data_obj != 0) { |
1083 | (void) printf(" ms_unflushed_phys object %llu", | |
1084 | (u_longlong_t)ms_flush_data_obj); | |
1085 | } | |
cc99f275 | 1086 | |
93e28d66 | 1087 | (void) printf("\n\t%-10s%5llu %-19s %-15s %-12s\n", |
428870ff BB |
1088 | "metaslabs", (u_longlong_t)vd->vdev_ms_count, |
1089 | "offset", "spacemap", "free"); | |
cc99f275 | 1090 | (void) printf("\t%15s %19s %15s %12s\n", |
428870ff | 1091 | "---------------", "-------------------", |
cc99f275 | 1092 | "---------------", "------------"); |
34dc7c2f BB |
1093 | } |
1094 | ||
f3a7f661 GW |
1095 | static void |
1096 | dump_metaslab_groups(spa_t *spa) | |
1097 | { | |
1098 | vdev_t *rvd = spa->spa_root_vdev; | |
1099 | metaslab_class_t *mc = spa_normal_class(spa); | |
1100 | uint64_t fragmentation; | |
f3a7f661 GW |
1101 | |
1102 | metaslab_class_histogram_verify(mc); | |
1103 | ||
867959b5 | 1104 | for (unsigned c = 0; c < rvd->vdev_children; c++) { |
f3a7f661 GW |
1105 | vdev_t *tvd = rvd->vdev_child[c]; |
1106 | metaslab_group_t *mg = tvd->vdev_mg; | |
1107 | ||
cc99f275 | 1108 | if (mg == NULL || mg->mg_class != mc) |
f3a7f661 GW |
1109 | continue; |
1110 | ||
1111 | metaslab_group_histogram_verify(mg); | |
1112 | mg->mg_fragmentation = metaslab_group_fragmentation(mg); | |
1113 | ||
1114 | (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" | |
1115 | "fragmentation", | |
1116 | (u_longlong_t)tvd->vdev_id, | |
1117 | (u_longlong_t)tvd->vdev_ms_count); | |
1118 | if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { | |
1119 | (void) printf("%3s\n", "-"); | |
1120 | } else { | |
1121 | (void) printf("%3llu%%\n", | |
1122 | (u_longlong_t)mg->mg_fragmentation); | |
1123 | } | |
1124 | dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
1125 | } | |
1126 | ||
1127 | (void) printf("\tpool %s\tfragmentation", spa_name(spa)); | |
1128 | fragmentation = metaslab_class_fragmentation(mc); | |
1129 | if (fragmentation == ZFS_FRAG_INVALID) | |
1130 | (void) printf("\t%3s\n", "-"); | |
1131 | else | |
1132 | (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); | |
1133 | dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
1134 | } | |
1135 | ||
a1d477c2 MA |
1136 | static void |
1137 | print_vdev_indirect(vdev_t *vd) | |
1138 | { | |
1139 | vdev_indirect_config_t *vic = &vd->vdev_indirect_config; | |
1140 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
1141 | vdev_indirect_births_t *vib = vd->vdev_indirect_births; | |
1142 | ||
1143 | if (vim == NULL) { | |
1144 | ASSERT3P(vib, ==, NULL); | |
1145 | return; | |
1146 | } | |
1147 | ||
1148 | ASSERT3U(vdev_indirect_mapping_object(vim), ==, | |
1149 | vic->vic_mapping_object); | |
1150 | ASSERT3U(vdev_indirect_births_object(vib), ==, | |
1151 | vic->vic_births_object); | |
1152 | ||
1153 | (void) printf("indirect births obj %llu:\n", | |
1154 | (longlong_t)vic->vic_births_object); | |
1155 | (void) printf(" vib_count = %llu\n", | |
1156 | (longlong_t)vdev_indirect_births_count(vib)); | |
1157 | for (uint64_t i = 0; i < vdev_indirect_births_count(vib); i++) { | |
1158 | vdev_indirect_birth_entry_phys_t *cur_vibe = | |
1159 | &vib->vib_entries[i]; | |
1160 | (void) printf("\toffset %llx -> txg %llu\n", | |
1161 | (longlong_t)cur_vibe->vibe_offset, | |
1162 | (longlong_t)cur_vibe->vibe_phys_birth_txg); | |
1163 | } | |
1164 | (void) printf("\n"); | |
1165 | ||
1166 | (void) printf("indirect mapping obj %llu:\n", | |
1167 | (longlong_t)vic->vic_mapping_object); | |
1168 | (void) printf(" vim_max_offset = 0x%llx\n", | |
1169 | (longlong_t)vdev_indirect_mapping_max_offset(vim)); | |
1170 | (void) printf(" vim_bytes_mapped = 0x%llx\n", | |
1171 | (longlong_t)vdev_indirect_mapping_bytes_mapped(vim)); | |
1172 | (void) printf(" vim_count = %llu\n", | |
1173 | (longlong_t)vdev_indirect_mapping_num_entries(vim)); | |
1174 | ||
1175 | if (dump_opt['d'] <= 5 && dump_opt['m'] <= 3) | |
1176 | return; | |
1177 | ||
1178 | uint32_t *counts = vdev_indirect_mapping_load_obsolete_counts(vim); | |
1179 | ||
1180 | for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { | |
1181 | vdev_indirect_mapping_entry_phys_t *vimep = | |
1182 | &vim->vim_entries[i]; | |
1183 | (void) printf("\t<%llx:%llx:%llx> -> " | |
1184 | "<%llx:%llx:%llx> (%x obsolete)\n", | |
1185 | (longlong_t)vd->vdev_id, | |
1186 | (longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), | |
1187 | (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
1188 | (longlong_t)DVA_GET_VDEV(&vimep->vimep_dst), | |
1189 | (longlong_t)DVA_GET_OFFSET(&vimep->vimep_dst), | |
1190 | (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
1191 | counts[i]); | |
1192 | } | |
1193 | (void) printf("\n"); | |
1194 | ||
27f80e85 BB |
1195 | uint64_t obsolete_sm_object; |
1196 | VERIFY0(vdev_obsolete_sm_object(vd, &obsolete_sm_object)); | |
a1d477c2 MA |
1197 | if (obsolete_sm_object != 0) { |
1198 | objset_t *mos = vd->vdev_spa->spa_meta_objset; | |
1199 | (void) printf("obsolete space map object %llu:\n", | |
1200 | (u_longlong_t)obsolete_sm_object); | |
1201 | ASSERT(vd->vdev_obsolete_sm != NULL); | |
1202 | ASSERT3U(space_map_object(vd->vdev_obsolete_sm), ==, | |
1203 | obsolete_sm_object); | |
1204 | dump_spacemap(mos, vd->vdev_obsolete_sm); | |
1205 | (void) printf("\n"); | |
1206 | } | |
1207 | } | |
1208 | ||
34dc7c2f BB |
1209 | static void |
1210 | dump_metaslabs(spa_t *spa) | |
1211 | { | |
428870ff BB |
1212 | vdev_t *vd, *rvd = spa->spa_root_vdev; |
1213 | uint64_t m, c = 0, children = rvd->vdev_children; | |
34dc7c2f BB |
1214 | |
1215 | (void) printf("\nMetaslabs:\n"); | |
1216 | ||
a3403164 NB |
1217 | if (!dump_opt['d'] && zopt_metaslab_args > 0) { |
1218 | c = zopt_metaslab[0]; | |
428870ff BB |
1219 | |
1220 | if (c >= children) | |
1221 | (void) fatal("bad vdev id: %llu", (u_longlong_t)c); | |
34dc7c2f | 1222 | |
a3403164 | 1223 | if (zopt_metaslab_args > 1) { |
428870ff BB |
1224 | vd = rvd->vdev_child[c]; |
1225 | print_vdev_metaslab_header(vd); | |
1226 | ||
a3403164 NB |
1227 | for (m = 1; m < zopt_metaslab_args; m++) { |
1228 | if (zopt_metaslab[m] < vd->vdev_ms_count) | |
428870ff | 1229 | dump_metaslab( |
a3403164 | 1230 | vd->vdev_ms[zopt_metaslab[m]]); |
428870ff BB |
1231 | else |
1232 | (void) fprintf(stderr, "bad metaslab " | |
1233 | "number %llu\n", | |
a3403164 | 1234 | (u_longlong_t)zopt_metaslab[m]); |
428870ff BB |
1235 | } |
1236 | (void) printf("\n"); | |
1237 | return; | |
1238 | } | |
1239 | children = c + 1; | |
1240 | } | |
1241 | for (; c < children; c++) { | |
1242 | vd = rvd->vdev_child[c]; | |
1243 | print_vdev_metaslab_header(vd); | |
34dc7c2f | 1244 | |
a1d477c2 MA |
1245 | print_vdev_indirect(vd); |
1246 | ||
34dc7c2f BB |
1247 | for (m = 0; m < vd->vdev_ms_count; m++) |
1248 | dump_metaslab(vd->vdev_ms[m]); | |
1249 | (void) printf("\n"); | |
1250 | } | |
1251 | } | |
1252 | ||
93e28d66 SD |
1253 | static void |
1254 | dump_log_spacemaps(spa_t *spa) | |
1255 | { | |
bac15c11 SD |
1256 | if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) |
1257 | return; | |
1258 | ||
93e28d66 SD |
1259 | (void) printf("\nLog Space Maps in Pool:\n"); |
1260 | for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); | |
1261 | sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) { | |
1262 | space_map_t *sm = NULL; | |
1263 | VERIFY0(space_map_open(&sm, spa_meta_objset(spa), | |
1264 | sls->sls_sm_obj, 0, UINT64_MAX, SPA_MINBLOCKSHIFT)); | |
1265 | ||
1266 | (void) printf("Log Spacemap object %llu txg %llu\n", | |
1267 | (u_longlong_t)sls->sls_sm_obj, (u_longlong_t)sls->sls_txg); | |
1268 | dump_spacemap(spa->spa_meta_objset, sm); | |
1269 | space_map_close(sm); | |
1270 | } | |
1271 | (void) printf("\n"); | |
1272 | } | |
1273 | ||
428870ff BB |
1274 | static void |
1275 | dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) | |
1276 | { | |
1277 | const ddt_phys_t *ddp = dde->dde_phys; | |
1278 | const ddt_key_t *ddk = &dde->dde_key; | |
867959b5 | 1279 | const char *types[4] = { "ditto", "single", "double", "triple" }; |
428870ff BB |
1280 | char blkbuf[BP_SPRINTF_LEN]; |
1281 | blkptr_t blk; | |
d6320ddb | 1282 | int p; |
428870ff | 1283 | |
d6320ddb | 1284 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
1285 | if (ddp->ddp_phys_birth == 0) |
1286 | continue; | |
1287 | ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); | |
b0bc7a84 | 1288 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); |
428870ff BB |
1289 | (void) printf("index %llx refcnt %llu %s %s\n", |
1290 | (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, | |
1291 | types[p], blkbuf); | |
1292 | } | |
1293 | } | |
1294 | ||
1295 | static void | |
1296 | dump_dedup_ratio(const ddt_stat_t *dds) | |
1297 | { | |
1298 | double rL, rP, rD, D, dedup, compress, copies; | |
1299 | ||
1300 | if (dds->dds_blocks == 0) | |
1301 | return; | |
1302 | ||
1303 | rL = (double)dds->dds_ref_lsize; | |
1304 | rP = (double)dds->dds_ref_psize; | |
1305 | rD = (double)dds->dds_ref_dsize; | |
1306 | D = (double)dds->dds_dsize; | |
1307 | ||
1308 | dedup = rD / D; | |
1309 | compress = rL / rP; | |
1310 | copies = rD / rP; | |
1311 | ||
1312 | (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " | |
1313 | "dedup * compress / copies = %.2f\n\n", | |
1314 | dedup, compress, copies, dedup * compress / copies); | |
1315 | } | |
1316 | ||
1317 | static void | |
1318 | dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) | |
1319 | { | |
1320 | char name[DDT_NAMELEN]; | |
1321 | ddt_entry_t dde; | |
1322 | uint64_t walk = 0; | |
1323 | dmu_object_info_t doi; | |
1324 | uint64_t count, dspace, mspace; | |
1325 | int error; | |
1326 | ||
1327 | error = ddt_object_info(ddt, type, class, &doi); | |
1328 | ||
1329 | if (error == ENOENT) | |
1330 | return; | |
1331 | ASSERT(error == 0); | |
1332 | ||
e8fd45a0 BB |
1333 | error = ddt_object_count(ddt, type, class, &count); |
1334 | ASSERT(error == 0); | |
1335 | if (count == 0) | |
572e2857 BB |
1336 | return; |
1337 | ||
428870ff BB |
1338 | dspace = doi.doi_physical_blocks_512 << 9; |
1339 | mspace = doi.doi_fill_count * doi.doi_data_block_size; | |
1340 | ||
428870ff BB |
1341 | ddt_object_name(ddt, type, class, name); |
1342 | ||
1343 | (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", | |
1344 | name, | |
1345 | (u_longlong_t)count, | |
1346 | (u_longlong_t)(dspace / count), | |
1347 | (u_longlong_t)(mspace / count)); | |
1348 | ||
1349 | if (dump_opt['D'] < 3) | |
1350 | return; | |
1351 | ||
1352 | zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); | |
1353 | ||
1354 | if (dump_opt['D'] < 4) | |
1355 | return; | |
1356 | ||
1357 | if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) | |
1358 | return; | |
1359 | ||
1360 | (void) printf("%s contents:\n\n", name); | |
1361 | ||
1362 | while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) | |
1363 | dump_dde(ddt, &dde, walk); | |
1364 | ||
4d044c4c | 1365 | ASSERT3U(error, ==, ENOENT); |
428870ff BB |
1366 | |
1367 | (void) printf("\n"); | |
1368 | } | |
1369 | ||
1370 | static void | |
1371 | dump_all_ddts(spa_t *spa) | |
1372 | { | |
d6320ddb BB |
1373 | ddt_histogram_t ddh_total; |
1374 | ddt_stat_t dds_total; | |
428870ff | 1375 | |
867959b5 BB |
1376 | bzero(&ddh_total, sizeof (ddh_total)); |
1377 | bzero(&dds_total, sizeof (dds_total)); | |
d6320ddb | 1378 | |
867959b5 | 1379 | for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { |
428870ff | 1380 | ddt_t *ddt = spa->spa_ddt[c]; |
867959b5 BB |
1381 | for (enum ddt_type type = 0; type < DDT_TYPES; type++) { |
1382 | for (enum ddt_class class = 0; class < DDT_CLASSES; | |
428870ff BB |
1383 | class++) { |
1384 | dump_ddt(ddt, type, class); | |
1385 | } | |
1386 | } | |
1387 | } | |
1388 | ||
1389 | ddt_get_dedup_stats(spa, &dds_total); | |
1390 | ||
1391 | if (dds_total.dds_blocks == 0) { | |
1392 | (void) printf("All DDTs are empty\n"); | |
1393 | return; | |
1394 | } | |
1395 | ||
1396 | (void) printf("\n"); | |
1397 | ||
1398 | if (dump_opt['D'] > 1) { | |
1399 | (void) printf("DDT histogram (aggregated over all DDTs):\n"); | |
1400 | ddt_get_dedup_histogram(spa, &ddh_total); | |
1401 | zpool_dump_ddt(&dds_total, &ddh_total); | |
1402 | } | |
1403 | ||
1404 | dump_dedup_ratio(&dds_total); | |
1405 | } | |
1406 | ||
fb5f0bc8 | 1407 | static void |
93cf2076 | 1408 | dump_dtl_seg(void *arg, uint64_t start, uint64_t size) |
fb5f0bc8 | 1409 | { |
93cf2076 | 1410 | char *prefix = arg; |
fb5f0bc8 BB |
1411 | |
1412 | (void) printf("%s [%llu,%llu) length %llu\n", | |
1413 | prefix, | |
1414 | (u_longlong_t)start, | |
1415 | (u_longlong_t)(start + size), | |
1416 | (u_longlong_t)(size)); | |
1417 | } | |
1418 | ||
34dc7c2f BB |
1419 | static void |
1420 | dump_dtl(vdev_t *vd, int indent) | |
1421 | { | |
fb5f0bc8 BB |
1422 | spa_t *spa = vd->vdev_spa; |
1423 | boolean_t required; | |
867959b5 BB |
1424 | const char *name[DTL_TYPES] = { "missing", "partial", "scrub", |
1425 | "outage" }; | |
fb5f0bc8 BB |
1426 | char prefix[256]; |
1427 | ||
428870ff | 1428 | spa_vdev_state_enter(spa, SCL_NONE); |
fb5f0bc8 BB |
1429 | required = vdev_dtl_required(vd); |
1430 | (void) spa_vdev_state_exit(spa, NULL, 0); | |
34dc7c2f BB |
1431 | |
1432 | if (indent == 0) | |
1433 | (void) printf("\nDirty time logs:\n\n"); | |
1434 | ||
fb5f0bc8 | 1435 | (void) printf("\t%*s%s [%s]\n", indent, "", |
b128c09f | 1436 | vd->vdev_path ? vd->vdev_path : |
fb5f0bc8 BB |
1437 | vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), |
1438 | required ? "DTL-required" : "DTL-expendable"); | |
34dc7c2f | 1439 | |
867959b5 | 1440 | for (int t = 0; t < DTL_TYPES; t++) { |
93cf2076 GW |
1441 | range_tree_t *rt = vd->vdev_dtl[t]; |
1442 | if (range_tree_space(rt) == 0) | |
fb5f0bc8 BB |
1443 | continue; |
1444 | (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", | |
1445 | indent + 2, "", name[t]); | |
93cf2076 | 1446 | range_tree_walk(rt, dump_dtl_seg, prefix); |
fb5f0bc8 BB |
1447 | if (dump_opt['d'] > 5 && vd->vdev_children == 0) |
1448 | dump_spacemap(spa->spa_meta_objset, | |
93cf2076 | 1449 | vd->vdev_dtl_sm); |
34dc7c2f BB |
1450 | } |
1451 | ||
867959b5 | 1452 | for (unsigned c = 0; c < vd->vdev_children; c++) |
34dc7c2f BB |
1453 | dump_dtl(vd->vdev_child[c], indent + 4); |
1454 | } | |
1455 | ||
428870ff BB |
1456 | static void |
1457 | dump_history(spa_t *spa) | |
1458 | { | |
1459 | nvlist_t **events = NULL; | |
017da6f0 | 1460 | char *buf; |
428870ff BB |
1461 | uint64_t resid, len, off = 0; |
1462 | uint_t num = 0; | |
1463 | int error; | |
1464 | time_t tsec; | |
1465 | struct tm t; | |
1466 | char tbuf[30]; | |
1467 | char internalstr[MAXPATHLEN]; | |
1468 | ||
017da6f0 DB |
1469 | if ((buf = malloc(SPA_OLD_MAXBLOCKSIZE)) == NULL) { |
1470 | (void) fprintf(stderr, "%s: unable to allocate I/O buffer\n", | |
1471 | __func__); | |
1472 | return; | |
1473 | } | |
1474 | ||
428870ff | 1475 | do { |
017da6f0 | 1476 | len = SPA_OLD_MAXBLOCKSIZE; |
428870ff BB |
1477 | |
1478 | if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { | |
1479 | (void) fprintf(stderr, "Unable to read history: " | |
1480 | "error %d\n", error); | |
017da6f0 | 1481 | free(buf); |
428870ff BB |
1482 | return; |
1483 | } | |
1484 | ||
1485 | if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) | |
1486 | break; | |
1487 | ||
1488 | off -= resid; | |
1489 | } while (len != 0); | |
1490 | ||
1491 | (void) printf("\nHistory:\n"); | |
867959b5 | 1492 | for (unsigned i = 0; i < num; i++) { |
428870ff BB |
1493 | uint64_t time, txg, ievent; |
1494 | char *cmd, *intstr; | |
6f1ffb06 | 1495 | boolean_t printed = B_FALSE; |
428870ff BB |
1496 | |
1497 | if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, | |
1498 | &time) != 0) | |
6f1ffb06 | 1499 | goto next; |
428870ff BB |
1500 | if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, |
1501 | &cmd) != 0) { | |
1502 | if (nvlist_lookup_uint64(events[i], | |
1503 | ZPOOL_HIST_INT_EVENT, &ievent) != 0) | |
6f1ffb06 | 1504 | goto next; |
428870ff BB |
1505 | verify(nvlist_lookup_uint64(events[i], |
1506 | ZPOOL_HIST_TXG, &txg) == 0); | |
1507 | verify(nvlist_lookup_string(events[i], | |
1508 | ZPOOL_HIST_INT_STR, &intstr) == 0); | |
6f1ffb06 MA |
1509 | if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) |
1510 | goto next; | |
428870ff BB |
1511 | |
1512 | (void) snprintf(internalstr, | |
1513 | sizeof (internalstr), | |
1514 | "[internal %s txg:%lld] %s", | |
b8864a23 BB |
1515 | zfs_history_event_names[ievent], |
1516 | (longlong_t)txg, intstr); | |
428870ff BB |
1517 | cmd = internalstr; |
1518 | } | |
1519 | tsec = time; | |
1520 | (void) localtime_r(&tsec, &t); | |
1521 | (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); | |
1522 | (void) printf("%s %s\n", tbuf, cmd); | |
6f1ffb06 MA |
1523 | printed = B_TRUE; |
1524 | ||
1525 | next: | |
1526 | if (dump_opt['h'] > 1) { | |
1527 | if (!printed) | |
1528 | (void) printf("unrecognized record:\n"); | |
1529 | dump_nvlist(events[i], 2); | |
1530 | } | |
428870ff | 1531 | } |
017da6f0 | 1532 | free(buf); |
428870ff BB |
1533 | } |
1534 | ||
34dc7c2f BB |
1535 | /*ARGSUSED*/ |
1536 | static void | |
1537 | dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) | |
1538 | { | |
1539 | } | |
1540 | ||
1541 | static uint64_t | |
5dbd68a3 MA |
1542 | blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, |
1543 | const zbookmark_phys_t *zb) | |
34dc7c2f | 1544 | { |
428870ff BB |
1545 | if (dnp == NULL) { |
1546 | ASSERT(zb->zb_level < 0); | |
1547 | if (zb->zb_object == 0) | |
1548 | return (zb->zb_blkid); | |
1549 | return (zb->zb_blkid * BP_GET_LSIZE(bp)); | |
1550 | } | |
1551 | ||
1552 | ASSERT(zb->zb_level >= 0); | |
34dc7c2f | 1553 | |
428870ff BB |
1554 | return ((zb->zb_blkid << |
1555 | (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * | |
34dc7c2f BB |
1556 | dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); |
1557 | } | |
1558 | ||
1559 | static void | |
37f03da8 SH |
1560 | snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp, |
1561 | boolean_t bp_freed) | |
34dc7c2f | 1562 | { |
428870ff BB |
1563 | const dva_t *dva = bp->blk_dva; |
1564 | int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; | |
d6320ddb | 1565 | int i; |
428870ff | 1566 | |
d5869641 | 1567 | if (dump_opt['b'] >= 6) { |
b0bc7a84 | 1568 | snprintf_blkptr(blkbuf, buflen, bp); |
37f03da8 SH |
1569 | if (bp_freed) { |
1570 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1571 | buflen - strlen(blkbuf), " %s", "FREE"); | |
1572 | } | |
428870ff BB |
1573 | return; |
1574 | } | |
34dc7c2f | 1575 | |
9b67f605 MA |
1576 | if (BP_IS_EMBEDDED(bp)) { |
1577 | (void) sprintf(blkbuf, | |
1578 | "EMBEDDED et=%u %llxL/%llxP B=%llu", | |
1579 | (int)BPE_GET_ETYPE(bp), | |
1580 | (u_longlong_t)BPE_GET_LSIZE(bp), | |
1581 | (u_longlong_t)BPE_GET_PSIZE(bp), | |
1582 | (u_longlong_t)bp->blk_birth); | |
1583 | return; | |
1584 | } | |
1585 | ||
34dc7c2f BB |
1586 | blkbuf[0] = '\0'; |
1587 | ||
d6320ddb | 1588 | for (i = 0; i < ndvas; i++) |
b0bc7a84 MG |
1589 | (void) snprintf(blkbuf + strlen(blkbuf), |
1590 | buflen - strlen(blkbuf), "%llu:%llx:%llx ", | |
34dc7c2f BB |
1591 | (u_longlong_t)DVA_GET_VDEV(&dva[i]), |
1592 | (u_longlong_t)DVA_GET_OFFSET(&dva[i]), | |
1593 | (u_longlong_t)DVA_GET_ASIZE(&dva[i])); | |
1594 | ||
b0bc7a84 MG |
1595 | if (BP_IS_HOLE(bp)) { |
1596 | (void) snprintf(blkbuf + strlen(blkbuf), | |
a4069eef PS |
1597 | buflen - strlen(blkbuf), |
1598 | "%llxL B=%llu", | |
1599 | (u_longlong_t)BP_GET_LSIZE(bp), | |
b0bc7a84 MG |
1600 | (u_longlong_t)bp->blk_birth); |
1601 | } else { | |
1602 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1603 | buflen - strlen(blkbuf), | |
1604 | "%llxL/%llxP F=%llu B=%llu/%llu", | |
1605 | (u_longlong_t)BP_GET_LSIZE(bp), | |
1606 | (u_longlong_t)BP_GET_PSIZE(bp), | |
9b67f605 | 1607 | (u_longlong_t)BP_GET_FILL(bp), |
b0bc7a84 MG |
1608 | (u_longlong_t)bp->blk_birth, |
1609 | (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); | |
37f03da8 SH |
1610 | if (bp_freed) |
1611 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1612 | buflen - strlen(blkbuf), " %s", "FREE"); | |
8b3438e5 NB |
1613 | (void) snprintf(blkbuf + strlen(blkbuf), |
1614 | buflen - strlen(blkbuf), " cksum=%llx:%llx:%llx:%llx", | |
1615 | (u_longlong_t)bp->blk_cksum.zc_word[0], | |
1616 | (u_longlong_t)bp->blk_cksum.zc_word[1], | |
1617 | (u_longlong_t)bp->blk_cksum.zc_word[2], | |
1618 | (u_longlong_t)bp->blk_cksum.zc_word[3]); | |
b0bc7a84 | 1619 | } |
34dc7c2f BB |
1620 | } |
1621 | ||
b128c09f | 1622 | static void |
5dbd68a3 | 1623 | print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, |
b128c09f | 1624 | const dnode_phys_t *dnp) |
34dc7c2f | 1625 | { |
b128c09f | 1626 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
1627 | int l; |
1628 | ||
9b67f605 MA |
1629 | if (!BP_IS_EMBEDDED(bp)) { |
1630 | ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); | |
1631 | ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); | |
1632 | } | |
34dc7c2f | 1633 | |
428870ff | 1634 | (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); |
34dc7c2f BB |
1635 | |
1636 | ASSERT(zb->zb_level >= 0); | |
1637 | ||
1638 | for (l = dnp->dn_nlevels - 1; l >= -1; l--) { | |
1639 | if (l == zb->zb_level) { | |
b128c09f | 1640 | (void) printf("L%llx", (u_longlong_t)zb->zb_level); |
34dc7c2f | 1641 | } else { |
b128c09f | 1642 | (void) printf(" "); |
34dc7c2f BB |
1643 | } |
1644 | } | |
1645 | ||
37f03da8 | 1646 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp, B_FALSE); |
b128c09f BB |
1647 | (void) printf("%s\n", blkbuf); |
1648 | } | |
1649 | ||
b128c09f BB |
1650 | static int |
1651 | visit_indirect(spa_t *spa, const dnode_phys_t *dnp, | |
5dbd68a3 | 1652 | blkptr_t *bp, const zbookmark_phys_t *zb) |
b128c09f | 1653 | { |
428870ff | 1654 | int err = 0; |
b128c09f BB |
1655 | |
1656 | if (bp->blk_birth == 0) | |
1657 | return (0); | |
1658 | ||
1659 | print_indirect(bp, zb, dnp); | |
1660 | ||
b0bc7a84 | 1661 | if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { |
2a432414 | 1662 | arc_flags_t flags = ARC_FLAG_WAIT; |
b128c09f BB |
1663 | int i; |
1664 | blkptr_t *cbp; | |
1665 | int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; | |
1666 | arc_buf_t *buf; | |
1667 | uint64_t fill = 0; | |
30af21b0 | 1668 | ASSERT(!BP_IS_REDACTED(bp)); |
b128c09f | 1669 | |
294f6806 | 1670 | err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, |
b128c09f BB |
1671 | ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); |
1672 | if (err) | |
1673 | return (err); | |
428870ff | 1674 | ASSERT(buf->b_data); |
b128c09f BB |
1675 | |
1676 | /* recursively visit blocks below this */ | |
1677 | cbp = buf->b_data; | |
1678 | for (i = 0; i < epb; i++, cbp++) { | |
5dbd68a3 | 1679 | zbookmark_phys_t czb; |
b128c09f BB |
1680 | |
1681 | SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, | |
1682 | zb->zb_level - 1, | |
1683 | zb->zb_blkid * epb + i); | |
1684 | err = visit_indirect(spa, dnp, cbp, &czb); | |
1685 | if (err) | |
1686 | break; | |
9b67f605 | 1687 | fill += BP_GET_FILL(cbp); |
b128c09f | 1688 | } |
fb5f0bc8 | 1689 | if (!err) |
9b67f605 | 1690 | ASSERT3U(fill, ==, BP_GET_FILL(bp)); |
d3c2ae1c | 1691 | arc_buf_destroy(buf, &buf); |
34dc7c2f BB |
1692 | } |
1693 | ||
b128c09f | 1694 | return (err); |
34dc7c2f BB |
1695 | } |
1696 | ||
1697 | /*ARGSUSED*/ | |
1698 | static void | |
b128c09f | 1699 | dump_indirect(dnode_t *dn) |
34dc7c2f | 1700 | { |
b128c09f BB |
1701 | dnode_phys_t *dnp = dn->dn_phys; |
1702 | int j; | |
5dbd68a3 | 1703 | zbookmark_phys_t czb; |
34dc7c2f BB |
1704 | |
1705 | (void) printf("Indirect blocks:\n"); | |
1706 | ||
428870ff | 1707 | SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), |
b128c09f BB |
1708 | dn->dn_object, dnp->dn_nlevels - 1, 0); |
1709 | for (j = 0; j < dnp->dn_nblkptr; j++) { | |
1710 | czb.zb_blkid = j; | |
428870ff | 1711 | (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, |
b128c09f BB |
1712 | &dnp->dn_blkptr[j], &czb); |
1713 | } | |
34dc7c2f BB |
1714 | |
1715 | (void) printf("\n"); | |
34dc7c2f BB |
1716 | } |
1717 | ||
1718 | /*ARGSUSED*/ | |
1719 | static void | |
1720 | dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) | |
1721 | { | |
1722 | dsl_dir_phys_t *dd = data; | |
1723 | time_t crtime; | |
428870ff | 1724 | char nice[32]; |
34dc7c2f | 1725 | |
f3c8c9e6 JK |
1726 | /* make sure nicenum has enough space */ |
1727 | CTASSERT(sizeof (nice) >= NN_NUMBUF_SZ); | |
1728 | ||
34dc7c2f BB |
1729 | if (dd == NULL) |
1730 | return; | |
1731 | ||
1732 | ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); | |
1733 | ||
1734 | crtime = dd->dd_creation_time; | |
34dc7c2f BB |
1735 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1736 | (void) printf("\t\thead_dataset_obj = %llu\n", | |
1737 | (u_longlong_t)dd->dd_head_dataset_obj); | |
1738 | (void) printf("\t\tparent_dir_obj = %llu\n", | |
1739 | (u_longlong_t)dd->dd_parent_obj); | |
1740 | (void) printf("\t\torigin_obj = %llu\n", | |
1741 | (u_longlong_t)dd->dd_origin_obj); | |
1742 | (void) printf("\t\tchild_dir_zapobj = %llu\n", | |
1743 | (u_longlong_t)dd->dd_child_dir_zapobj); | |
f3c8c9e6 | 1744 | zdb_nicenum(dd->dd_used_bytes, nice, sizeof (nice)); |
b128c09f | 1745 | (void) printf("\t\tused_bytes = %s\n", nice); |
f3c8c9e6 | 1746 | zdb_nicenum(dd->dd_compressed_bytes, nice, sizeof (nice)); |
b128c09f | 1747 | (void) printf("\t\tcompressed_bytes = %s\n", nice); |
f3c8c9e6 | 1748 | zdb_nicenum(dd->dd_uncompressed_bytes, nice, sizeof (nice)); |
b128c09f | 1749 | (void) printf("\t\tuncompressed_bytes = %s\n", nice); |
f3c8c9e6 | 1750 | zdb_nicenum(dd->dd_quota, nice, sizeof (nice)); |
b128c09f | 1751 | (void) printf("\t\tquota = %s\n", nice); |
f3c8c9e6 | 1752 | zdb_nicenum(dd->dd_reserved, nice, sizeof (nice)); |
b128c09f | 1753 | (void) printf("\t\treserved = %s\n", nice); |
34dc7c2f BB |
1754 | (void) printf("\t\tprops_zapobj = %llu\n", |
1755 | (u_longlong_t)dd->dd_props_zapobj); | |
1756 | (void) printf("\t\tdeleg_zapobj = %llu\n", | |
1757 | (u_longlong_t)dd->dd_deleg_zapobj); | |
b128c09f BB |
1758 | (void) printf("\t\tflags = %llx\n", |
1759 | (u_longlong_t)dd->dd_flags); | |
1760 | ||
1761 | #define DO(which) \ | |
f3c8c9e6 JK |
1762 | zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice, \ |
1763 | sizeof (nice)); \ | |
b128c09f BB |
1764 | (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) |
1765 | DO(HEAD); | |
1766 | DO(SNAP); | |
1767 | DO(CHILD); | |
1768 | DO(CHILD_RSRV); | |
1769 | DO(REFRSRV); | |
1770 | #undef DO | |
0aa5916a MA |
1771 | (void) printf("\t\tclones = %llu\n", |
1772 | (u_longlong_t)dd->dd_clones); | |
34dc7c2f BB |
1773 | } |
1774 | ||
1775 | /*ARGSUSED*/ | |
1776 | static void | |
1777 | dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) | |
1778 | { | |
1779 | dsl_dataset_phys_t *ds = data; | |
1780 | time_t crtime; | |
428870ff | 1781 | char used[32], compressed[32], uncompressed[32], unique[32]; |
34dc7c2f BB |
1782 | char blkbuf[BP_SPRINTF_LEN]; |
1783 | ||
f3c8c9e6 JK |
1784 | /* make sure nicenum has enough space */ |
1785 | CTASSERT(sizeof (used) >= NN_NUMBUF_SZ); | |
1786 | CTASSERT(sizeof (compressed) >= NN_NUMBUF_SZ); | |
1787 | CTASSERT(sizeof (uncompressed) >= NN_NUMBUF_SZ); | |
1788 | CTASSERT(sizeof (unique) >= NN_NUMBUF_SZ); | |
1789 | ||
34dc7c2f BB |
1790 | if (ds == NULL) |
1791 | return; | |
1792 | ||
1793 | ASSERT(size == sizeof (*ds)); | |
1794 | crtime = ds->ds_creation_time; | |
f3c8c9e6 JK |
1795 | zdb_nicenum(ds->ds_referenced_bytes, used, sizeof (used)); |
1796 | zdb_nicenum(ds->ds_compressed_bytes, compressed, sizeof (compressed)); | |
1797 | zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed, | |
1798 | sizeof (uncompressed)); | |
1799 | zdb_nicenum(ds->ds_unique_bytes, unique, sizeof (unique)); | |
b0bc7a84 | 1800 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); |
34dc7c2f | 1801 | |
b128c09f | 1802 | (void) printf("\t\tdir_obj = %llu\n", |
34dc7c2f BB |
1803 | (u_longlong_t)ds->ds_dir_obj); |
1804 | (void) printf("\t\tprev_snap_obj = %llu\n", | |
1805 | (u_longlong_t)ds->ds_prev_snap_obj); | |
1806 | (void) printf("\t\tprev_snap_txg = %llu\n", | |
1807 | (u_longlong_t)ds->ds_prev_snap_txg); | |
1808 | (void) printf("\t\tnext_snap_obj = %llu\n", | |
1809 | (u_longlong_t)ds->ds_next_snap_obj); | |
1810 | (void) printf("\t\tsnapnames_zapobj = %llu\n", | |
1811 | (u_longlong_t)ds->ds_snapnames_zapobj); | |
1812 | (void) printf("\t\tnum_children = %llu\n", | |
1813 | (u_longlong_t)ds->ds_num_children); | |
45d1cae3 BB |
1814 | (void) printf("\t\tuserrefs_obj = %llu\n", |
1815 | (u_longlong_t)ds->ds_userrefs_obj); | |
34dc7c2f BB |
1816 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1817 | (void) printf("\t\tcreation_txg = %llu\n", | |
1818 | (u_longlong_t)ds->ds_creation_txg); | |
1819 | (void) printf("\t\tdeadlist_obj = %llu\n", | |
1820 | (u_longlong_t)ds->ds_deadlist_obj); | |
1821 | (void) printf("\t\tused_bytes = %s\n", used); | |
1822 | (void) printf("\t\tcompressed_bytes = %s\n", compressed); | |
1823 | (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); | |
1824 | (void) printf("\t\tunique = %s\n", unique); | |
1825 | (void) printf("\t\tfsid_guid = %llu\n", | |
1826 | (u_longlong_t)ds->ds_fsid_guid); | |
1827 | (void) printf("\t\tguid = %llu\n", | |
1828 | (u_longlong_t)ds->ds_guid); | |
1829 | (void) printf("\t\tflags = %llx\n", | |
1830 | (u_longlong_t)ds->ds_flags); | |
b128c09f BB |
1831 | (void) printf("\t\tnext_clones_obj = %llu\n", |
1832 | (u_longlong_t)ds->ds_next_clones_obj); | |
1833 | (void) printf("\t\tprops_obj = %llu\n", | |
1834 | (u_longlong_t)ds->ds_props_obj); | |
34dc7c2f BB |
1835 | (void) printf("\t\tbp = %s\n", blkbuf); |
1836 | } | |
1837 | ||
9ae529ec CS |
1838 | /* ARGSUSED */ |
1839 | static int | |
1840 | dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1841 | { | |
1842 | char blkbuf[BP_SPRINTF_LEN]; | |
1843 | ||
1844 | if (bp->blk_birth != 0) { | |
b0bc7a84 | 1845 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
9ae529ec CS |
1846 | (void) printf("\t%s\n", blkbuf); |
1847 | } | |
1848 | return (0); | |
1849 | } | |
1850 | ||
1851 | static void | |
867959b5 | 1852 | dump_bptree(objset_t *os, uint64_t obj, const char *name) |
9ae529ec CS |
1853 | { |
1854 | char bytes[32]; | |
1855 | bptree_phys_t *bt; | |
1856 | dmu_buf_t *db; | |
1857 | ||
f3c8c9e6 JK |
1858 | /* make sure nicenum has enough space */ |
1859 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
1860 | ||
9ae529ec CS |
1861 | if (dump_opt['d'] < 3) |
1862 | return; | |
1863 | ||
1864 | VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); | |
1865 | bt = db->db_data; | |
f3c8c9e6 | 1866 | zdb_nicenum(bt->bt_bytes, bytes, sizeof (bytes)); |
9ae529ec CS |
1867 | (void) printf("\n %s: %llu datasets, %s\n", |
1868 | name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); | |
1869 | dmu_buf_rele(db, FTAG); | |
1870 | ||
1871 | if (dump_opt['d'] < 5) | |
1872 | return; | |
1873 | ||
1874 | (void) printf("\n"); | |
1875 | ||
1876 | (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); | |
1877 | } | |
1878 | ||
428870ff BB |
1879 | /* ARGSUSED */ |
1880 | static int | |
37f03da8 | 1881 | dump_bpobj_cb(void *arg, const blkptr_t *bp, boolean_t bp_freed, dmu_tx_t *tx) |
428870ff BB |
1882 | { |
1883 | char blkbuf[BP_SPRINTF_LEN]; | |
1884 | ||
1885 | ASSERT(bp->blk_birth != 0); | |
37f03da8 | 1886 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp, bp_freed); |
428870ff BB |
1887 | (void) printf("\t%s\n", blkbuf); |
1888 | return (0); | |
1889 | } | |
1890 | ||
34dc7c2f | 1891 | static void |
867959b5 | 1892 | dump_full_bpobj(bpobj_t *bpo, const char *name, int indent) |
34dc7c2f | 1893 | { |
428870ff BB |
1894 | char bytes[32]; |
1895 | char comp[32]; | |
1896 | char uncomp[32]; | |
d1fada1e | 1897 | uint64_t i; |
34dc7c2f | 1898 | |
f3c8c9e6 JK |
1899 | /* make sure nicenum has enough space */ |
1900 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
1901 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
1902 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
1903 | ||
34dc7c2f BB |
1904 | if (dump_opt['d'] < 3) |
1905 | return; | |
1906 | ||
f3c8c9e6 | 1907 | zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes, sizeof (bytes)); |
d1fada1e | 1908 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { |
f3c8c9e6 JK |
1909 | zdb_nicenum(bpo->bpo_phys->bpo_comp, comp, sizeof (comp)); |
1910 | zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp, sizeof (uncomp)); | |
37f03da8 SH |
1911 | if (bpo->bpo_havefreed) { |
1912 | (void) printf(" %*s: object %llu, %llu local " | |
1913 | "blkptrs, %llu freed, %llu subobjs in object %llu, " | |
1914 | "%s (%s/%s comp)\n", | |
1915 | indent * 8, name, | |
1916 | (u_longlong_t)bpo->bpo_object, | |
1917 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1918 | (u_longlong_t)bpo->bpo_phys->bpo_num_freed, | |
1919 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, | |
1920 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, | |
1921 | bytes, comp, uncomp); | |
1922 | } else { | |
1923 | (void) printf(" %*s: object %llu, %llu local " | |
1924 | "blkptrs, %llu subobjs in object %llu, " | |
1925 | "%s (%s/%s comp)\n", | |
1926 | indent * 8, name, | |
1927 | (u_longlong_t)bpo->bpo_object, | |
1928 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1929 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, | |
1930 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, | |
1931 | bytes, comp, uncomp); | |
1932 | } | |
d1fada1e MA |
1933 | |
1934 | for (i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
1935 | uint64_t subobj; | |
1936 | bpobj_t subbpo; | |
1937 | int error; | |
1938 | VERIFY0(dmu_read(bpo->bpo_os, | |
1939 | bpo->bpo_phys->bpo_subobjs, | |
1940 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
1941 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
1942 | if (error != 0) { | |
1943 | (void) printf("ERROR %u while trying to open " | |
1944 | "subobj id %llu\n", | |
1945 | error, (u_longlong_t)subobj); | |
1946 | continue; | |
1947 | } | |
252e1a54 | 1948 | dump_full_bpobj(&subbpo, "subobj", indent + 1); |
07434858 | 1949 | bpobj_close(&subbpo); |
d1fada1e | 1950 | } |
34dc7c2f | 1951 | } else { |
37f03da8 SH |
1952 | if (bpo->bpo_havefreed) { |
1953 | (void) printf(" %*s: object %llu, %llu blkptrs, " | |
1954 | "%llu freed, %s\n", | |
1955 | indent * 8, name, | |
1956 | (u_longlong_t)bpo->bpo_object, | |
1957 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1958 | (u_longlong_t)bpo->bpo_phys->bpo_num_freed, | |
1959 | bytes); | |
1960 | } else { | |
1961 | (void) printf(" %*s: object %llu, %llu blkptrs, " | |
1962 | "%s\n", | |
1963 | indent * 8, name, | |
1964 | (u_longlong_t)bpo->bpo_object, | |
1965 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1966 | bytes); | |
1967 | } | |
34dc7c2f BB |
1968 | } |
1969 | ||
428870ff | 1970 | if (dump_opt['d'] < 5) |
34dc7c2f | 1971 | return; |
34dc7c2f | 1972 | |
34dc7c2f | 1973 | |
d1fada1e MA |
1974 | if (indent == 0) { |
1975 | (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); | |
1976 | (void) printf("\n"); | |
1977 | } | |
428870ff | 1978 | } |
34dc7c2f | 1979 | |
30af21b0 PD |
1980 | static int |
1981 | dump_bookmark(dsl_pool_t *dp, char *name, boolean_t print_redact, | |
1982 | boolean_t print_list) | |
1983 | { | |
1984 | int err = 0; | |
1985 | zfs_bookmark_phys_t prop; | |
1986 | objset_t *mos = dp->dp_spa->spa_meta_objset; | |
1987 | err = dsl_bookmark_lookup(dp, name, NULL, &prop); | |
1988 | ||
1989 | if (err != 0) { | |
1990 | return (err); | |
1991 | } | |
1992 | ||
1993 | (void) printf("\t#%s: ", strchr(name, '#') + 1); | |
1994 | (void) printf("{guid: %llx creation_txg: %llu creation_time: " | |
1995 | "%llu redaction_obj: %llu}\n", (u_longlong_t)prop.zbm_guid, | |
1996 | (u_longlong_t)prop.zbm_creation_txg, | |
1997 | (u_longlong_t)prop.zbm_creation_time, | |
1998 | (u_longlong_t)prop.zbm_redaction_obj); | |
1999 | ||
2000 | IMPLY(print_list, print_redact); | |
2001 | if (!print_redact || prop.zbm_redaction_obj == 0) | |
2002 | return (0); | |
2003 | ||
2004 | redaction_list_t *rl; | |
2005 | VERIFY0(dsl_redaction_list_hold_obj(dp, | |
2006 | prop.zbm_redaction_obj, FTAG, &rl)); | |
2007 | ||
2008 | redaction_list_phys_t *rlp = rl->rl_phys; | |
2009 | (void) printf("\tRedacted:\n\t\tProgress: "); | |
2010 | if (rlp->rlp_last_object != UINT64_MAX || | |
2011 | rlp->rlp_last_blkid != UINT64_MAX) { | |
2012 | (void) printf("%llu %llu (incomplete)\n", | |
2013 | (u_longlong_t)rlp->rlp_last_object, | |
2014 | (u_longlong_t)rlp->rlp_last_blkid); | |
2015 | } else { | |
2016 | (void) printf("complete\n"); | |
2017 | } | |
2018 | (void) printf("\t\tSnapshots: ["); | |
2019 | for (unsigned int i = 0; i < rlp->rlp_num_snaps; i++) { | |
2020 | if (i > 0) | |
2021 | (void) printf(", "); | |
2022 | (void) printf("%0llu", | |
2023 | (u_longlong_t)rlp->rlp_snaps[i]); | |
2024 | } | |
2025 | (void) printf("]\n\t\tLength: %llu\n", | |
2026 | (u_longlong_t)rlp->rlp_num_entries); | |
2027 | ||
2028 | if (!print_list) { | |
2029 | dsl_redaction_list_rele(rl, FTAG); | |
2030 | return (0); | |
2031 | } | |
2032 | ||
2033 | if (rlp->rlp_num_entries == 0) { | |
2034 | dsl_redaction_list_rele(rl, FTAG); | |
2035 | (void) printf("\t\tRedaction List: []\n\n"); | |
2036 | return (0); | |
2037 | } | |
2038 | ||
2039 | redact_block_phys_t *rbp_buf; | |
2040 | uint64_t size; | |
2041 | dmu_object_info_t doi; | |
2042 | ||
2043 | VERIFY0(dmu_object_info(mos, prop.zbm_redaction_obj, &doi)); | |
2044 | size = doi.doi_max_offset; | |
2045 | rbp_buf = kmem_alloc(size, KM_SLEEP); | |
2046 | ||
2047 | err = dmu_read(mos, prop.zbm_redaction_obj, 0, size, | |
2048 | rbp_buf, 0); | |
2049 | if (err != 0) { | |
2050 | dsl_redaction_list_rele(rl, FTAG); | |
2051 | kmem_free(rbp_buf, size); | |
2052 | return (err); | |
2053 | } | |
2054 | ||
2055 | (void) printf("\t\tRedaction List: [{object: %llx, offset: " | |
2056 | "%llx, blksz: %x, count: %llx}", | |
2057 | (u_longlong_t)rbp_buf[0].rbp_object, | |
2058 | (u_longlong_t)rbp_buf[0].rbp_blkid, | |
2059 | (uint_t)(redact_block_get_size(&rbp_buf[0])), | |
2060 | (u_longlong_t)redact_block_get_count(&rbp_buf[0])); | |
2061 | ||
2062 | for (size_t i = 1; i < rlp->rlp_num_entries; i++) { | |
2063 | (void) printf(",\n\t\t{object: %llx, offset: %llx, " | |
2064 | "blksz: %x, count: %llx}", | |
2065 | (u_longlong_t)rbp_buf[i].rbp_object, | |
2066 | (u_longlong_t)rbp_buf[i].rbp_blkid, | |
2067 | (uint_t)(redact_block_get_size(&rbp_buf[i])), | |
2068 | (u_longlong_t)redact_block_get_count(&rbp_buf[i])); | |
2069 | } | |
2070 | dsl_redaction_list_rele(rl, FTAG); | |
2071 | kmem_free(rbp_buf, size); | |
2072 | (void) printf("]\n\n"); | |
2073 | return (0); | |
2074 | } | |
2075 | ||
2076 | static void | |
2077 | dump_bookmarks(objset_t *os, int verbosity) | |
2078 | { | |
2079 | zap_cursor_t zc; | |
2080 | zap_attribute_t attr; | |
2081 | dsl_dataset_t *ds = dmu_objset_ds(os); | |
2082 | dsl_pool_t *dp = spa_get_dsl(os->os_spa); | |
2083 | objset_t *mos = os->os_spa->spa_meta_objset; | |
2084 | if (verbosity < 4) | |
2085 | return; | |
2086 | dsl_pool_config_enter(dp, FTAG); | |
2087 | ||
2088 | for (zap_cursor_init(&zc, mos, ds->ds_bookmarks_obj); | |
2089 | zap_cursor_retrieve(&zc, &attr) == 0; | |
2090 | zap_cursor_advance(&zc)) { | |
2091 | char osname[ZFS_MAX_DATASET_NAME_LEN]; | |
2092 | char buf[ZFS_MAX_DATASET_NAME_LEN]; | |
2093 | dmu_objset_name(os, osname); | |
5279ae91 | 2094 | VERIFY3S(0, <=, snprintf(buf, sizeof (buf), "%s#%s", osname, |
30af21b0 PD |
2095 | attr.za_name)); |
2096 | (void) dump_bookmark(dp, buf, verbosity >= 5, verbosity >= 6); | |
2097 | } | |
2098 | zap_cursor_fini(&zc); | |
2099 | dsl_pool_config_exit(dp, FTAG); | |
2100 | } | |
2101 | ||
0aa5916a MA |
2102 | static void |
2103 | bpobj_count_refd(bpobj_t *bpo) | |
2104 | { | |
2105 | mos_obj_refd(bpo->bpo_object); | |
2106 | ||
2107 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { | |
2108 | mos_obj_refd(bpo->bpo_phys->bpo_subobjs); | |
2109 | for (uint64_t i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
2110 | uint64_t subobj; | |
2111 | bpobj_t subbpo; | |
2112 | int error; | |
2113 | VERIFY0(dmu_read(bpo->bpo_os, | |
2114 | bpo->bpo_phys->bpo_subobjs, | |
2115 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
2116 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
2117 | if (error != 0) { | |
2118 | (void) printf("ERROR %u while trying to open " | |
2119 | "subobj id %llu\n", | |
2120 | error, (u_longlong_t)subobj); | |
2121 | continue; | |
2122 | } | |
2123 | bpobj_count_refd(&subbpo); | |
2124 | bpobj_close(&subbpo); | |
2125 | } | |
2126 | } | |
2127 | } | |
2128 | ||
37f03da8 SH |
2129 | static int |
2130 | dsl_deadlist_entry_count_refd(void *arg, dsl_deadlist_entry_t *dle) | |
2131 | { | |
2132 | spa_t *spa = arg; | |
2133 | uint64_t empty_bpobj = spa->spa_dsl_pool->dp_empty_bpobj; | |
2134 | if (dle->dle_bpobj.bpo_object != empty_bpobj) | |
2135 | bpobj_count_refd(&dle->dle_bpobj); | |
2136 | return (0); | |
2137 | } | |
2138 | ||
2139 | static int | |
2140 | dsl_deadlist_entry_dump(void *arg, dsl_deadlist_entry_t *dle) | |
2141 | { | |
2142 | ASSERT(arg == NULL); | |
2143 | if (dump_opt['d'] >= 5) { | |
2144 | char buf[128]; | |
2145 | (void) snprintf(buf, sizeof (buf), | |
2146 | "mintxg %llu -> obj %llu", | |
2147 | (longlong_t)dle->dle_mintxg, | |
2148 | (longlong_t)dle->dle_bpobj.bpo_object); | |
2149 | ||
2150 | dump_full_bpobj(&dle->dle_bpobj, buf, 0); | |
2151 | } else { | |
2152 | (void) printf("mintxg %llu -> obj %llu\n", | |
2153 | (longlong_t)dle->dle_mintxg, | |
2154 | (longlong_t)dle->dle_bpobj.bpo_object); | |
2155 | } | |
2156 | return (0); | |
2157 | } | |
2158 | ||
428870ff | 2159 | static void |
37f03da8 | 2160 | dump_blkptr_list(dsl_deadlist_t *dl, char *name) |
428870ff | 2161 | { |
428870ff BB |
2162 | char bytes[32]; |
2163 | char comp[32]; | |
2164 | char uncomp[32]; | |
37f03da8 SH |
2165 | char entries[32]; |
2166 | spa_t *spa = dmu_objset_spa(dl->dl_os); | |
2167 | uint64_t empty_bpobj = spa->spa_dsl_pool->dp_empty_bpobj; | |
0aa5916a MA |
2168 | |
2169 | if (dl->dl_oldfmt) { | |
2170 | if (dl->dl_bpobj.bpo_object != empty_bpobj) | |
2171 | bpobj_count_refd(&dl->dl_bpobj); | |
2172 | } else { | |
2173 | mos_obj_refd(dl->dl_object); | |
37f03da8 | 2174 | dsl_deadlist_iterate(dl, dsl_deadlist_entry_count_refd, spa); |
0aa5916a | 2175 | } |
428870ff | 2176 | |
f3c8c9e6 JK |
2177 | /* make sure nicenum has enough space */ |
2178 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
2179 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
2180 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
37f03da8 | 2181 | CTASSERT(sizeof (entries) >= NN_NUMBUF_SZ); |
f3c8c9e6 | 2182 | |
428870ff BB |
2183 | if (dump_opt['d'] < 3) |
2184 | return; | |
34dc7c2f | 2185 | |
acf58e70 | 2186 | if (dl->dl_oldfmt) { |
252e1a54 | 2187 | dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); |
acf58e70 MA |
2188 | return; |
2189 | } | |
2190 | ||
f3c8c9e6 JK |
2191 | zdb_nicenum(dl->dl_phys->dl_used, bytes, sizeof (bytes)); |
2192 | zdb_nicenum(dl->dl_phys->dl_comp, comp, sizeof (comp)); | |
2193 | zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp, sizeof (uncomp)); | |
37f03da8 SH |
2194 | zdb_nicenum(avl_numnodes(&dl->dl_tree), entries, sizeof (entries)); |
2195 | (void) printf("\n %s: %s (%s/%s comp), %s entries\n", | |
2196 | name, bytes, comp, uncomp, entries); | |
428870ff BB |
2197 | |
2198 | if (dump_opt['d'] < 4) | |
2199 | return; | |
2200 | ||
2201 | (void) printf("\n"); | |
2202 | ||
37f03da8 SH |
2203 | dsl_deadlist_iterate(dl, dsl_deadlist_entry_dump, NULL); |
2204 | } | |
428870ff | 2205 | |
37f03da8 SH |
2206 | static int |
2207 | verify_dd_livelist(objset_t *os) | |
2208 | { | |
2209 | uint64_t ll_used, used, ll_comp, comp, ll_uncomp, uncomp; | |
2210 | dsl_pool_t *dp = spa_get_dsl(os->os_spa); | |
2211 | dsl_dir_t *dd = os->os_dsl_dataset->ds_dir; | |
2212 | ||
2213 | ASSERT(!dmu_objset_is_snapshot(os)); | |
2214 | if (!dsl_deadlist_is_open(&dd->dd_livelist)) | |
2215 | return (0); | |
2216 | dsl_pool_config_enter(dp, FTAG); | |
2217 | dsl_deadlist_space(&dd->dd_livelist, &ll_used, | |
2218 | &ll_comp, &ll_uncomp); | |
2219 | ||
2220 | dsl_dataset_t *origin_ds; | |
2221 | ASSERT(dsl_pool_config_held(dp)); | |
2222 | VERIFY0(dsl_dataset_hold_obj(dp, | |
2223 | dsl_dir_phys(dd)->dd_origin_obj, FTAG, &origin_ds)); | |
2224 | VERIFY0(dsl_dataset_space_written(origin_ds, os->os_dsl_dataset, | |
2225 | &used, &comp, &uncomp)); | |
2226 | dsl_dataset_rele(origin_ds, FTAG); | |
2227 | dsl_pool_config_exit(dp, FTAG); | |
2228 | /* | |
2229 | * It's possible that the dataset's uncomp space is larger than the | |
2230 | * livelist's because livelists do not track embedded block pointers | |
2231 | */ | |
2232 | if (used != ll_used || comp != ll_comp || uncomp < ll_uncomp) { | |
2233 | char nice_used[32], nice_comp[32], nice_uncomp[32]; | |
2234 | (void) printf("Discrepancy in space accounting:\n"); | |
2235 | zdb_nicenum(used, nice_used, sizeof (nice_used)); | |
2236 | zdb_nicenum(comp, nice_comp, sizeof (nice_comp)); | |
2237 | zdb_nicenum(uncomp, nice_uncomp, sizeof (nice_uncomp)); | |
2238 | (void) printf("dir: used %s, comp %s, uncomp %s\n", | |
2239 | nice_used, nice_comp, nice_uncomp); | |
2240 | zdb_nicenum(ll_used, nice_used, sizeof (nice_used)); | |
2241 | zdb_nicenum(ll_comp, nice_comp, sizeof (nice_comp)); | |
2242 | zdb_nicenum(ll_uncomp, nice_uncomp, sizeof (nice_uncomp)); | |
2243 | (void) printf("livelist: used %s, comp %s, uncomp %s\n", | |
2244 | nice_used, nice_comp, nice_uncomp); | |
2245 | return (1); | |
428870ff | 2246 | } |
37f03da8 | 2247 | return (0); |
34dc7c2f BB |
2248 | } |
2249 | ||
2250 | static avl_tree_t idx_tree; | |
2251 | static avl_tree_t domain_tree; | |
2252 | static boolean_t fuid_table_loaded; | |
a44e7faa BB |
2253 | static objset_t *sa_os = NULL; |
2254 | static sa_attr_type_t *sa_attr_table = NULL; | |
2255 | ||
2256 | static int | |
30af21b0 | 2257 | open_objset(const char *path, void *tag, objset_t **osp) |
a44e7faa BB |
2258 | { |
2259 | int err; | |
2260 | uint64_t sa_attrs = 0; | |
2261 | uint64_t version = 0; | |
2262 | ||
2263 | VERIFY3P(sa_os, ==, NULL); | |
30af21b0 PD |
2264 | /* |
2265 | * We can't own an objset if it's redacted. Therefore, we do this | |
2266 | * dance: hold the objset, then acquire a long hold on its dataset, then | |
2267 | * release the pool (which is held as part of holding the objset). | |
2268 | */ | |
2269 | err = dmu_objset_hold(path, tag, osp); | |
a44e7faa | 2270 | if (err != 0) { |
30af21b0 PD |
2271 | (void) fprintf(stderr, "failed to hold dataset '%s': %s\n", |
2272 | path, strerror(err)); | |
a44e7faa BB |
2273 | return (err); |
2274 | } | |
30af21b0 PD |
2275 | dsl_dataset_long_hold(dmu_objset_ds(*osp), tag); |
2276 | dsl_pool_rele(dmu_objset_pool(*osp), tag); | |
a44e7faa | 2277 | |
b5256303 | 2278 | if (dmu_objset_type(*osp) == DMU_OST_ZFS && !(*osp)->os_encrypted) { |
a44e7faa BB |
2279 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, |
2280 | 8, 1, &version); | |
2281 | if (version >= ZPL_VERSION_SA) { | |
2282 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, | |
2283 | 8, 1, &sa_attrs); | |
2284 | } | |
2285 | err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, | |
2286 | &sa_attr_table); | |
2287 | if (err != 0) { | |
2288 | (void) fprintf(stderr, "sa_setup failed: %s\n", | |
2289 | strerror(err)); | |
30af21b0 PD |
2290 | dsl_dataset_long_rele(dmu_objset_ds(*osp), tag); |
2291 | dsl_dataset_rele(dmu_objset_ds(*osp), tag); | |
a44e7faa BB |
2292 | *osp = NULL; |
2293 | } | |
2294 | } | |
2295 | sa_os = *osp; | |
2296 | ||
2297 | return (0); | |
2298 | } | |
2299 | ||
2300 | static void | |
2301 | close_objset(objset_t *os, void *tag) | |
2302 | { | |
2303 | VERIFY3P(os, ==, sa_os); | |
2304 | if (os->os_sa != NULL) | |
2305 | sa_tear_down(os); | |
30af21b0 PD |
2306 | dsl_dataset_long_rele(dmu_objset_ds(os), tag); |
2307 | dsl_dataset_rele(dmu_objset_ds(os), tag); | |
a44e7faa BB |
2308 | sa_attr_table = NULL; |
2309 | sa_os = NULL; | |
2310 | } | |
34dc7c2f BB |
2311 | |
2312 | static void | |
0bc8fd78 | 2313 | fuid_table_destroy(void) |
34dc7c2f BB |
2314 | { |
2315 | if (fuid_table_loaded) { | |
2316 | zfs_fuid_table_destroy(&idx_tree, &domain_tree); | |
2317 | fuid_table_loaded = B_FALSE; | |
2318 | } | |
2319 | } | |
2320 | ||
2321 | /* | |
2322 | * print uid or gid information. | |
2323 | * For normal POSIX id just the id is printed in decimal format. | |
2324 | * For CIFS files with FUID the fuid is printed in hex followed by | |
d1fada1e | 2325 | * the domain-rid string. |
34dc7c2f BB |
2326 | */ |
2327 | static void | |
2328 | print_idstr(uint64_t id, const char *id_type) | |
2329 | { | |
2330 | if (FUID_INDEX(id)) { | |
2331 | char *domain; | |
2332 | ||
2333 | domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); | |
2334 | (void) printf("\t%s %llx [%s-%d]\n", id_type, | |
2335 | (u_longlong_t)id, domain, (int)FUID_RID(id)); | |
2336 | } else { | |
2337 | (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); | |
2338 | } | |
2339 | ||
2340 | } | |
2341 | ||
2342 | static void | |
428870ff | 2343 | dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) |
34dc7c2f BB |
2344 | { |
2345 | uint32_t uid_idx, gid_idx; | |
2346 | ||
428870ff BB |
2347 | uid_idx = FUID_INDEX(uid); |
2348 | gid_idx = FUID_INDEX(gid); | |
34dc7c2f BB |
2349 | |
2350 | /* Load domain table, if not already loaded */ | |
2351 | if (!fuid_table_loaded && (uid_idx || gid_idx)) { | |
2352 | uint64_t fuid_obj; | |
2353 | ||
2354 | /* first find the fuid object. It lives in the master node */ | |
2355 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, | |
2356 | 8, 1, &fuid_obj) == 0); | |
9babb374 | 2357 | zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); |
34dc7c2f BB |
2358 | (void) zfs_fuid_table_load(os, fuid_obj, |
2359 | &idx_tree, &domain_tree); | |
2360 | fuid_table_loaded = B_TRUE; | |
2361 | } | |
2362 | ||
428870ff BB |
2363 | print_idstr(uid, "uid"); |
2364 | print_idstr(gid, "gid"); | |
34dc7c2f BB |
2365 | } |
2366 | ||
50210587 TC |
2367 | static void |
2368 | dump_znode_sa_xattr(sa_handle_t *hdl) | |
2369 | { | |
2370 | nvlist_t *sa_xattr; | |
2371 | nvpair_t *elem = NULL; | |
2372 | int sa_xattr_size = 0; | |
2373 | int sa_xattr_entries = 0; | |
2374 | int error; | |
2375 | char *sa_xattr_packed; | |
2376 | ||
2377 | error = sa_size(hdl, sa_attr_table[ZPL_DXATTR], &sa_xattr_size); | |
2378 | if (error || sa_xattr_size == 0) | |
2379 | return; | |
2380 | ||
2381 | sa_xattr_packed = malloc(sa_xattr_size); | |
2382 | if (sa_xattr_packed == NULL) | |
2383 | return; | |
2384 | ||
2385 | error = sa_lookup(hdl, sa_attr_table[ZPL_DXATTR], | |
2386 | sa_xattr_packed, sa_xattr_size); | |
2387 | if (error) { | |
2388 | free(sa_xattr_packed); | |
2389 | return; | |
2390 | } | |
2391 | ||
2392 | error = nvlist_unpack(sa_xattr_packed, sa_xattr_size, &sa_xattr, 0); | |
2393 | if (error) { | |
2394 | free(sa_xattr_packed); | |
2395 | return; | |
2396 | } | |
2397 | ||
2398 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) | |
2399 | sa_xattr_entries++; | |
2400 | ||
2401 | (void) printf("\tSA xattrs: %d bytes, %d entries\n\n", | |
2402 | sa_xattr_size, sa_xattr_entries); | |
2403 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) { | |
2404 | uchar_t *value; | |
2405 | uint_t cnt, idx; | |
2406 | ||
2407 | (void) printf("\t\t%s = ", nvpair_name(elem)); | |
2408 | nvpair_value_byte_array(elem, &value, &cnt); | |
d1d7e268 | 2409 | for (idx = 0; idx < cnt; ++idx) { |
50210587 TC |
2410 | if (isprint(value[idx])) |
2411 | (void) putchar(value[idx]); | |
2412 | else | |
2413 | (void) printf("\\%3.3o", value[idx]); | |
2414 | } | |
2415 | (void) putchar('\n'); | |
2416 | } | |
2417 | ||
2418 | nvlist_free(sa_xattr); | |
2419 | free(sa_xattr_packed); | |
2420 | } | |
2421 | ||
12f7b90c JK |
2422 | static void |
2423 | dump_znode_symlink(sa_handle_t *hdl) | |
2424 | { | |
2425 | int sa_symlink_size = 0; | |
2426 | char linktarget[MAXPATHLEN]; | |
2427 | linktarget[0] = '\0'; | |
2428 | int error; | |
2429 | ||
2430 | error = sa_size(hdl, sa_attr_table[ZPL_SYMLINK], &sa_symlink_size); | |
2431 | if (error || sa_symlink_size == 0) { | |
2432 | return; | |
2433 | } | |
2434 | if (sa_lookup(hdl, sa_attr_table[ZPL_SYMLINK], | |
2435 | &linktarget, sa_symlink_size) == 0) | |
2436 | (void) printf("\ttarget %s\n", linktarget); | |
2437 | } | |
2438 | ||
34dc7c2f BB |
2439 | /*ARGSUSED*/ |
2440 | static void | |
2441 | dump_znode(objset_t *os, uint64_t object, void *data, size_t size) | |
2442 | { | |
34dc7c2f | 2443 | char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ |
428870ff BB |
2444 | sa_handle_t *hdl; |
2445 | uint64_t xattr, rdev, gen; | |
2446 | uint64_t uid, gid, mode, fsize, parent, links; | |
2447 | uint64_t pflags; | |
2448 | uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; | |
2449 | time_t z_crtime, z_atime, z_mtime, z_ctime; | |
2450 | sa_bulk_attr_t bulk[12]; | |
2451 | int idx = 0; | |
34dc7c2f BB |
2452 | int error; |
2453 | ||
a44e7faa | 2454 | VERIFY3P(os, ==, sa_os); |
428870ff BB |
2455 | if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { |
2456 | (void) printf("Failed to get handle for SA znode\n"); | |
2457 | return; | |
2458 | } | |
2459 | ||
2460 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); | |
2461 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); | |
2462 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, | |
2463 | &links, 8); | |
2464 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); | |
2465 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, | |
2466 | &mode, 8); | |
2467 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], | |
2468 | NULL, &parent, 8); | |
2469 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, | |
2470 | &fsize, 8); | |
2471 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, | |
2472 | acctm, 16); | |
2473 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, | |
2474 | modtm, 16); | |
2475 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, | |
2476 | crtm, 16); | |
2477 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, | |
2478 | chgtm, 16); | |
2479 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, | |
2480 | &pflags, 8); | |
2481 | ||
2482 | if (sa_bulk_lookup(hdl, bulk, idx)) { | |
2483 | (void) sa_handle_destroy(hdl); | |
2484 | return; | |
2485 | } | |
34dc7c2f | 2486 | |
428870ff BB |
2487 | z_crtime = (time_t)crtm[0]; |
2488 | z_atime = (time_t)acctm[0]; | |
2489 | z_mtime = (time_t)modtm[0]; | |
2490 | z_ctime = (time_t)chgtm[0]; | |
34dc7c2f | 2491 | |
a5c3a1ef AS |
2492 | if (dump_opt['d'] > 4) { |
2493 | error = zfs_obj_to_path(os, object, path, sizeof (path)); | |
64c1dcef PD |
2494 | if (error == ESTALE) { |
2495 | (void) snprintf(path, sizeof (path), "on delete queue"); | |
2496 | } else if (error != 0) { | |
2497 | leaked_objects++; | |
a5c3a1ef | 2498 | (void) snprintf(path, sizeof (path), |
64c1dcef | 2499 | "path not found, possibly leaked"); |
a5c3a1ef AS |
2500 | } |
2501 | (void) printf("\tpath %s\n", path); | |
2502 | } | |
12f7b90c JK |
2503 | |
2504 | if (S_ISLNK(mode)) | |
2505 | dump_znode_symlink(hdl); | |
428870ff | 2506 | dump_uidgid(os, uid, gid); |
34dc7c2f BB |
2507 | (void) printf("\tatime %s", ctime(&z_atime)); |
2508 | (void) printf("\tmtime %s", ctime(&z_mtime)); | |
2509 | (void) printf("\tctime %s", ctime(&z_ctime)); | |
2510 | (void) printf("\tcrtime %s", ctime(&z_crtime)); | |
428870ff BB |
2511 | (void) printf("\tgen %llu\n", (u_longlong_t)gen); |
2512 | (void) printf("\tmode %llo\n", (u_longlong_t)mode); | |
2513 | (void) printf("\tsize %llu\n", (u_longlong_t)fsize); | |
2514 | (void) printf("\tparent %llu\n", (u_longlong_t)parent); | |
2515 | (void) printf("\tlinks %llu\n", (u_longlong_t)links); | |
2516 | (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); | |
9c5167d1 NF |
2517 | if (dmu_objset_projectquota_enabled(os) && (pflags & ZFS_PROJID)) { |
2518 | uint64_t projid; | |
2519 | ||
2520 | if (sa_lookup(hdl, sa_attr_table[ZPL_PROJID], &projid, | |
2521 | sizeof (uint64_t)) == 0) | |
2522 | (void) printf("\tprojid %llu\n", (u_longlong_t)projid); | |
2523 | } | |
428870ff BB |
2524 | if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, |
2525 | sizeof (uint64_t)) == 0) | |
2526 | (void) printf("\txattr %llu\n", (u_longlong_t)xattr); | |
2527 | if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, | |
2528 | sizeof (uint64_t)) == 0) | |
2529 | (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); | |
50210587 | 2530 | dump_znode_sa_xattr(hdl); |
428870ff | 2531 | sa_handle_destroy(hdl); |
34dc7c2f BB |
2532 | } |
2533 | ||
2534 | /*ARGSUSED*/ | |
2535 | static void | |
2536 | dump_acl(objset_t *os, uint64_t object, void *data, size_t size) | |
2537 | { | |
2538 | } | |
2539 | ||
2540 | /*ARGSUSED*/ | |
2541 | static void | |
2542 | dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) | |
2543 | { | |
2544 | } | |
2545 | ||
428870ff | 2546 | static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { |
34dc7c2f BB |
2547 | dump_none, /* unallocated */ |
2548 | dump_zap, /* object directory */ | |
2549 | dump_uint64, /* object array */ | |
2550 | dump_none, /* packed nvlist */ | |
2551 | dump_packed_nvlist, /* packed nvlist size */ | |
252e1a54 MA |
2552 | dump_none, /* bpobj */ |
2553 | dump_bpobj, /* bpobj header */ | |
34dc7c2f BB |
2554 | dump_none, /* SPA space map header */ |
2555 | dump_none, /* SPA space map */ | |
2556 | dump_none, /* ZIL intent log */ | |
2557 | dump_dnode, /* DMU dnode */ | |
2558 | dump_dmu_objset, /* DMU objset */ | |
2559 | dump_dsl_dir, /* DSL directory */ | |
2560 | dump_zap, /* DSL directory child map */ | |
2561 | dump_zap, /* DSL dataset snap map */ | |
2562 | dump_zap, /* DSL props */ | |
2563 | dump_dsl_dataset, /* DSL dataset */ | |
2564 | dump_znode, /* ZFS znode */ | |
2565 | dump_acl, /* ZFS V0 ACL */ | |
2566 | dump_uint8, /* ZFS plain file */ | |
2567 | dump_zpldir, /* ZFS directory */ | |
2568 | dump_zap, /* ZFS master node */ | |
2569 | dump_zap, /* ZFS delete queue */ | |
2570 | dump_uint8, /* zvol object */ | |
2571 | dump_zap, /* zvol prop */ | |
2572 | dump_uint8, /* other uint8[] */ | |
2573 | dump_uint64, /* other uint64[] */ | |
2574 | dump_zap, /* other ZAP */ | |
2575 | dump_zap, /* persistent error log */ | |
2576 | dump_uint8, /* SPA history */ | |
6f1ffb06 | 2577 | dump_history_offsets, /* SPA history offsets */ |
34dc7c2f BB |
2578 | dump_zap, /* Pool properties */ |
2579 | dump_zap, /* DSL permissions */ | |
2580 | dump_acl, /* ZFS ACL */ | |
2581 | dump_uint8, /* ZFS SYSACL */ | |
2582 | dump_none, /* FUID nvlist */ | |
2583 | dump_packed_nvlist, /* FUID nvlist size */ | |
b128c09f BB |
2584 | dump_zap, /* DSL dataset next clones */ |
2585 | dump_zap, /* DSL scrub queue */ | |
9c5167d1 NF |
2586 | dump_zap, /* ZFS user/group/project used */ |
2587 | dump_zap, /* ZFS user/group/project quota */ | |
45d1cae3 | 2588 | dump_zap, /* snapshot refcount tags */ |
428870ff BB |
2589 | dump_ddt_zap, /* DDT ZAP object */ |
2590 | dump_zap, /* DDT statistics */ | |
2591 | dump_znode, /* SA object */ | |
2592 | dump_zap, /* SA Master Node */ | |
2593 | dump_sa_attrs, /* SA attribute registration */ | |
2594 | dump_sa_layouts, /* SA attribute layouts */ | |
2595 | dump_zap, /* DSL scrub translations */ | |
2596 | dump_none, /* fake dedup BP */ | |
2597 | dump_zap, /* deadlist */ | |
2598 | dump_none, /* deadlist hdr */ | |
2599 | dump_zap, /* dsl clones */ | |
252e1a54 | 2600 | dump_bpobj_subobjs, /* bpobj subobjs */ |
428870ff | 2601 | dump_unknown, /* Unknown type, must be last */ |
34dc7c2f BB |
2602 | }; |
2603 | ||
a3403164 NB |
2604 | static boolean_t |
2605 | match_object_type(dmu_object_type_t obj_type, uint64_t flags) | |
2606 | { | |
2607 | boolean_t match = B_TRUE; | |
2608 | ||
2609 | switch (obj_type) { | |
2610 | case DMU_OT_DIRECTORY_CONTENTS: | |
2611 | if (!(flags & ZOR_FLAG_DIRECTORY)) | |
2612 | match = B_FALSE; | |
2613 | break; | |
2614 | case DMU_OT_PLAIN_FILE_CONTENTS: | |
2615 | if (!(flags & ZOR_FLAG_PLAIN_FILE)) | |
2616 | match = B_FALSE; | |
2617 | break; | |
2618 | case DMU_OT_SPACE_MAP: | |
2619 | if (!(flags & ZOR_FLAG_SPACE_MAP)) | |
2620 | match = B_FALSE; | |
2621 | break; | |
2622 | default: | |
2623 | if (strcmp(zdb_ot_name(obj_type), "zap") == 0) { | |
2624 | if (!(flags & ZOR_FLAG_ZAP)) | |
2625 | match = B_FALSE; | |
2626 | break; | |
2627 | } | |
2628 | ||
2629 | /* | |
2630 | * If all bits except some of the supported flags are | |
2631 | * set, the user combined the all-types flag (A) with | |
2632 | * a negated flag to exclude some types (e.g. A-f to | |
2633 | * show all object types except plain files). | |
2634 | */ | |
2635 | if ((flags | ZOR_SUPPORTED_FLAGS) != ZOR_FLAG_ALL_TYPES) | |
2636 | match = B_FALSE; | |
2637 | ||
2638 | break; | |
2639 | } | |
2640 | ||
2641 | return (match); | |
2642 | } | |
2643 | ||
34dc7c2f | 2644 | static void |
30af21b0 | 2645 | dump_object(objset_t *os, uint64_t object, int verbosity, |
a3403164 | 2646 | boolean_t *print_header, uint64_t *dnode_slots_used, uint64_t flags) |
34dc7c2f BB |
2647 | { |
2648 | dmu_buf_t *db = NULL; | |
2649 | dmu_object_info_t doi; | |
2650 | dnode_t *dn; | |
b5256303 | 2651 | boolean_t dnode_held = B_FALSE; |
34dc7c2f BB |
2652 | void *bonus = NULL; |
2653 | size_t bsize = 0; | |
50c957f7 | 2654 | char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; |
428870ff | 2655 | char bonus_size[32]; |
34dc7c2f BB |
2656 | char aux[50]; |
2657 | int error; | |
2658 | ||
f3c8c9e6 JK |
2659 | /* make sure nicenum has enough space */ |
2660 | CTASSERT(sizeof (iblk) >= NN_NUMBUF_SZ); | |
2661 | CTASSERT(sizeof (dblk) >= NN_NUMBUF_SZ); | |
2662 | CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); | |
2663 | CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); | |
2664 | CTASSERT(sizeof (bonus_size) >= NN_NUMBUF_SZ); | |
2665 | ||
34dc7c2f | 2666 | if (*print_header) { |
50c957f7 NB |
2667 | (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", |
2668 | "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", | |
2669 | "lsize", "%full", "type"); | |
34dc7c2f BB |
2670 | *print_header = 0; |
2671 | } | |
2672 | ||
2673 | if (object == 0) { | |
572e2857 | 2674 | dn = DMU_META_DNODE(os); |
b5256303 | 2675 | dmu_object_info_from_dnode(dn, &doi); |
34dc7c2f | 2676 | } else { |
b5256303 TC |
2677 | /* |
2678 | * Encrypted datasets will have sensitive bonus buffers | |
2679 | * encrypted. Therefore we cannot hold the bonus buffer and | |
2680 | * must hold the dnode itself instead. | |
2681 | */ | |
2682 | error = dmu_object_info(os, object, &doi); | |
34dc7c2f | 2683 | if (error) |
b5256303 TC |
2684 | fatal("dmu_object_info() failed, errno %u", error); |
2685 | ||
2686 | if (os->os_encrypted && | |
2687 | DMU_OT_IS_ENCRYPTED(doi.doi_bonus_type)) { | |
2688 | error = dnode_hold(os, object, FTAG, &dn); | |
2689 | if (error) | |
2690 | fatal("dnode_hold() failed, errno %u", error); | |
2691 | dnode_held = B_TRUE; | |
2692 | } else { | |
2693 | error = dmu_bonus_hold(os, object, FTAG, &db); | |
2694 | if (error) | |
2695 | fatal("dmu_bonus_hold(%llu) failed, errno %u", | |
2696 | object, error); | |
2697 | bonus = db->db_data; | |
2698 | bsize = db->db_size; | |
2699 | dn = DB_DNODE((dmu_buf_impl_t *)db); | |
2700 | } | |
34dc7c2f | 2701 | } |
34dc7c2f | 2702 | |
a3403164 NB |
2703 | /* |
2704 | * Default to showing all object types if no flags were specified. | |
2705 | */ | |
2706 | if (flags != 0 && flags != ZOR_FLAG_ALL_TYPES && | |
2707 | !match_object_type(doi.doi_type, flags)) | |
2708 | goto out; | |
2709 | ||
4c5b89f5 OF |
2710 | if (dnode_slots_used) |
2711 | *dnode_slots_used = doi.doi_dnodesize / DNODE_MIN_SIZE; | |
2712 | ||
f3c8c9e6 JK |
2713 | zdb_nicenum(doi.doi_metadata_block_size, iblk, sizeof (iblk)); |
2714 | zdb_nicenum(doi.doi_data_block_size, dblk, sizeof (dblk)); | |
2715 | zdb_nicenum(doi.doi_max_offset, lsize, sizeof (lsize)); | |
2716 | zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize, sizeof (asize)); | |
2717 | zdb_nicenum(doi.doi_bonus_size, bonus_size, sizeof (bonus_size)); | |
2718 | zdb_nicenum(doi.doi_dnodesize, dnsize, sizeof (dnsize)); | |
428870ff BB |
2719 | (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * |
2720 | doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / | |
2721 | doi.doi_max_offset); | |
34dc7c2f BB |
2722 | |
2723 | aux[0] = '\0'; | |
2724 | ||
2725 | if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { | |
ced28193 TH |
2726 | (void) snprintf(aux + strlen(aux), sizeof (aux) - strlen(aux), |
2727 | " (K=%s)", ZDB_CHECKSUM_NAME(doi.doi_checksum)); | |
34dc7c2f BB |
2728 | } |
2729 | ||
2730 | if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { | |
ced28193 TH |
2731 | (void) snprintf(aux + strlen(aux), sizeof (aux) - strlen(aux), |
2732 | " (Z=%s)", ZDB_COMPRESS_NAME(doi.doi_compress)); | |
34dc7c2f BB |
2733 | } |
2734 | ||
50c957f7 | 2735 | (void) printf("%10lld %3u %5s %5s %5s %6s %5s %6s %s%s\n", |
428870ff | 2736 | (u_longlong_t)object, doi.doi_indirection, iblk, dblk, |
f3c9cac1 | 2737 | asize, dnsize, lsize, fill, zdb_ot_name(doi.doi_type), aux); |
34dc7c2f BB |
2738 | |
2739 | if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { | |
50c957f7 NB |
2740 | (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", |
2741 | "", "", "", "", "", "", bonus_size, "bonus", | |
f3c9cac1 | 2742 | zdb_ot_name(doi.doi_bonus_type)); |
34dc7c2f BB |
2743 | } |
2744 | ||
2745 | if (verbosity >= 4) { | |
1de321e6 | 2746 | (void) printf("\tdnode flags: %s%s%s%s\n", |
9babb374 BB |
2747 | (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? |
2748 | "USED_BYTES " : "", | |
2749 | (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? | |
428870ff | 2750 | "USERUSED_ACCOUNTED " : "", |
1de321e6 JX |
2751 | (dn->dn_phys->dn_flags & DNODE_FLAG_USEROBJUSED_ACCOUNTED) ? |
2752 | "USEROBJUSED_ACCOUNTED " : "", | |
428870ff BB |
2753 | (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? |
2754 | "SPILL_BLKPTR" : ""); | |
9babb374 BB |
2755 | (void) printf("\tdnode maxblkid: %llu\n", |
2756 | (longlong_t)dn->dn_phys->dn_maxblkid); | |
2757 | ||
b5256303 TC |
2758 | if (!dnode_held) { |
2759 | object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, | |
2760 | object, bonus, bsize); | |
2761 | } else { | |
2762 | (void) printf("\t\t(bonus encrypted)\n"); | |
2763 | } | |
2764 | ||
2765 | if (!os->os_encrypted || !DMU_OT_IS_ENCRYPTED(doi.doi_type)) { | |
2766 | object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, | |
2767 | NULL, 0); | |
2768 | } else { | |
2769 | (void) printf("\t\t(object encrypted)\n"); | |
2770 | } | |
2771 | ||
30af21b0 | 2772 | *print_header = B_TRUE; |
34dc7c2f BB |
2773 | } |
2774 | ||
2775 | if (verbosity >= 5) | |
b128c09f | 2776 | dump_indirect(dn); |
34dc7c2f BB |
2777 | |
2778 | if (verbosity >= 5) { | |
2779 | /* | |
2780 | * Report the list of segments that comprise the object. | |
2781 | */ | |
2782 | uint64_t start = 0; | |
2783 | uint64_t end; | |
2784 | uint64_t blkfill = 1; | |
2785 | int minlvl = 1; | |
2786 | ||
2787 | if (dn->dn_type == DMU_OT_DNODE) { | |
2788 | minlvl = 0; | |
2789 | blkfill = DNODES_PER_BLOCK; | |
2790 | } | |
2791 | ||
2792 | for (;;) { | |
428870ff | 2793 | char segsize[32]; |
f3c8c9e6 JK |
2794 | /* make sure nicenum has enough space */ |
2795 | CTASSERT(sizeof (segsize) >= NN_NUMBUF_SZ); | |
b128c09f BB |
2796 | error = dnode_next_offset(dn, |
2797 | 0, &start, minlvl, blkfill, 0); | |
34dc7c2f BB |
2798 | if (error) |
2799 | break; | |
2800 | end = start; | |
b128c09f BB |
2801 | error = dnode_next_offset(dn, |
2802 | DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); | |
f3c8c9e6 | 2803 | zdb_nicenum(end - start, segsize, sizeof (segsize)); |
34dc7c2f BB |
2804 | (void) printf("\t\tsegment [%016llx, %016llx)" |
2805 | " size %5s\n", (u_longlong_t)start, | |
2806 | (u_longlong_t)end, segsize); | |
2807 | if (error) | |
2808 | break; | |
2809 | start = end; | |
2810 | } | |
2811 | } | |
2812 | ||
a3403164 | 2813 | out: |
34dc7c2f BB |
2814 | if (db != NULL) |
2815 | dmu_buf_rele(db, FTAG); | |
b5256303 TC |
2816 | if (dnode_held) |
2817 | dnode_rele(dn, FTAG); | |
34dc7c2f BB |
2818 | } |
2819 | ||
0aa5916a MA |
2820 | static void |
2821 | count_dir_mos_objects(dsl_dir_t *dd) | |
2822 | { | |
2823 | mos_obj_refd(dd->dd_object); | |
2824 | mos_obj_refd(dsl_dir_phys(dd)->dd_child_dir_zapobj); | |
2825 | mos_obj_refd(dsl_dir_phys(dd)->dd_deleg_zapobj); | |
2826 | mos_obj_refd(dsl_dir_phys(dd)->dd_props_zapobj); | |
2827 | mos_obj_refd(dsl_dir_phys(dd)->dd_clones); | |
2828 | ||
2829 | /* | |
2830 | * The dd_crypto_obj can be referenced by multiple dsl_dir's. | |
2831 | * Ignore the references after the first one. | |
2832 | */ | |
2833 | mos_obj_refd_multiple(dd->dd_crypto_obj); | |
2834 | } | |
2835 | ||
2836 | static void | |
2837 | count_ds_mos_objects(dsl_dataset_t *ds) | |
2838 | { | |
2839 | mos_obj_refd(ds->ds_object); | |
2840 | mos_obj_refd(dsl_dataset_phys(ds)->ds_next_clones_obj); | |
2841 | mos_obj_refd(dsl_dataset_phys(ds)->ds_props_obj); | |
2842 | mos_obj_refd(dsl_dataset_phys(ds)->ds_userrefs_obj); | |
2843 | mos_obj_refd(dsl_dataset_phys(ds)->ds_snapnames_zapobj); | |
30af21b0 | 2844 | mos_obj_refd(ds->ds_bookmarks_obj); |
0aa5916a MA |
2845 | |
2846 | if (!dsl_dataset_is_snapshot(ds)) { | |
2847 | count_dir_mos_objects(ds->ds_dir); | |
2848 | } | |
2849 | } | |
2850 | ||
867959b5 | 2851 | static const char *objset_types[DMU_OST_NUMTYPES] = { |
34dc7c2f BB |
2852 | "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; |
2853 | ||
a3403164 NB |
2854 | /* |
2855 | * Parse a string denoting a range of object IDs of the form | |
2856 | * <start>[:<end>[:flags]], and store the results in zor. | |
2857 | * Return 0 on success. On error, return 1 and update the msg | |
2858 | * pointer to point to a descriptive error message. | |
2859 | */ | |
2860 | static int | |
2861 | parse_object_range(char *range, zopt_object_range_t *zor, char **msg) | |
2862 | { | |
2863 | uint64_t flags = 0; | |
2864 | char *p, *s, *dup, *flagstr; | |
2865 | size_t len; | |
2866 | int i; | |
2867 | int rc = 0; | |
2868 | ||
2869 | if (strchr(range, ':') == NULL) { | |
2870 | zor->zor_obj_start = strtoull(range, &p, 0); | |
2871 | if (*p != '\0') { | |
2872 | *msg = "Invalid characters in object ID"; | |
2873 | rc = 1; | |
2874 | } | |
2875 | zor->zor_obj_end = zor->zor_obj_start; | |
2876 | return (rc); | |
2877 | } | |
2878 | ||
2879 | if (strchr(range, ':') == range) { | |
2880 | *msg = "Invalid leading colon"; | |
2881 | rc = 1; | |
2882 | return (rc); | |
2883 | } | |
2884 | ||
2885 | len = strlen(range); | |
2886 | if (range[len - 1] == ':') { | |
2887 | *msg = "Invalid trailing colon"; | |
2888 | rc = 1; | |
2889 | return (rc); | |
2890 | } | |
2891 | ||
2892 | dup = strdup(range); | |
2893 | s = strtok(dup, ":"); | |
2894 | zor->zor_obj_start = strtoull(s, &p, 0); | |
2895 | ||
2896 | if (*p != '\0') { | |
2897 | *msg = "Invalid characters in start object ID"; | |
2898 | rc = 1; | |
2899 | goto out; | |
2900 | } | |
2901 | ||
2902 | s = strtok(NULL, ":"); | |
2903 | zor->zor_obj_end = strtoull(s, &p, 0); | |
2904 | ||
2905 | if (*p != '\0') { | |
2906 | *msg = "Invalid characters in end object ID"; | |
2907 | rc = 1; | |
2908 | goto out; | |
2909 | } | |
2910 | ||
2911 | if (zor->zor_obj_start > zor->zor_obj_end) { | |
2912 | *msg = "Start object ID may not exceed end object ID"; | |
2913 | rc = 1; | |
2914 | goto out; | |
2915 | } | |
2916 | ||
2917 | s = strtok(NULL, ":"); | |
2918 | if (s == NULL) { | |
2919 | zor->zor_flags = ZOR_FLAG_ALL_TYPES; | |
2920 | goto out; | |
2921 | } else if (strtok(NULL, ":") != NULL) { | |
2922 | *msg = "Invalid colon-delimited field after flags"; | |
2923 | rc = 1; | |
2924 | goto out; | |
2925 | } | |
2926 | ||
2927 | flagstr = s; | |
2928 | for (i = 0; flagstr[i]; i++) { | |
2929 | int bit; | |
2930 | boolean_t negation = (flagstr[i] == '-'); | |
2931 | ||
2932 | if (negation) { | |
2933 | i++; | |
2934 | if (flagstr[i] == '\0') { | |
2935 | *msg = "Invalid trailing negation operator"; | |
2936 | rc = 1; | |
2937 | goto out; | |
2938 | } | |
2939 | } | |
2940 | bit = flagbits[(uchar_t)flagstr[i]]; | |
2941 | if (bit == 0) { | |
2942 | *msg = "Invalid flag"; | |
2943 | rc = 1; | |
2944 | goto out; | |
2945 | } | |
2946 | if (negation) | |
2947 | flags &= ~bit; | |
2948 | else | |
2949 | flags |= bit; | |
2950 | } | |
2951 | zor->zor_flags = flags; | |
2952 | ||
2953 | out: | |
2954 | free(dup); | |
2955 | return (rc); | |
2956 | } | |
2957 | ||
34dc7c2f | 2958 | static void |
37f03da8 | 2959 | dump_objset(objset_t *os) |
34dc7c2f | 2960 | { |
f0bf4351 | 2961 | dmu_objset_stats_t dds = { 0 }; |
34dc7c2f BB |
2962 | uint64_t object, object_count; |
2963 | uint64_t refdbytes, usedobjs, scratch; | |
428870ff | 2964 | char numbuf[32]; |
9babb374 | 2965 | char blkbuf[BP_SPRINTF_LEN + 20]; |
eca7b760 | 2966 | char osname[ZFS_MAX_DATASET_NAME_LEN]; |
867959b5 | 2967 | const char *type = "UNKNOWN"; |
34dc7c2f | 2968 | int verbosity = dump_opt['d']; |
30af21b0 | 2969 | boolean_t print_header; |
867959b5 BB |
2970 | unsigned i; |
2971 | int error; | |
4c5b89f5 OF |
2972 | uint64_t total_slots_used = 0; |
2973 | uint64_t max_slot_used = 0; | |
2974 | uint64_t dnode_slots; | |
a3403164 NB |
2975 | uint64_t obj_start; |
2976 | uint64_t obj_end; | |
2977 | uint64_t flags; | |
34dc7c2f | 2978 | |
f3c8c9e6 JK |
2979 | /* make sure nicenum has enough space */ |
2980 | CTASSERT(sizeof (numbuf) >= NN_NUMBUF_SZ); | |
2981 | ||
13fe0198 | 2982 | dsl_pool_config_enter(dmu_objset_pool(os), FTAG); |
34dc7c2f | 2983 | dmu_objset_fast_stat(os, &dds); |
13fe0198 | 2984 | dsl_pool_config_exit(dmu_objset_pool(os), FTAG); |
34dc7c2f | 2985 | |
30af21b0 PD |
2986 | print_header = B_TRUE; |
2987 | ||
34dc7c2f BB |
2988 | if (dds.dds_type < DMU_OST_NUMTYPES) |
2989 | type = objset_types[dds.dds_type]; | |
2990 | ||
2991 | if (dds.dds_type == DMU_OST_META) { | |
2992 | dds.dds_creation_txg = TXG_INITIAL; | |
9b67f605 | 2993 | usedobjs = BP_GET_FILL(os->os_rootbp); |
d683ddbb JG |
2994 | refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> |
2995 | dd_used_bytes; | |
34dc7c2f BB |
2996 | } else { |
2997 | dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); | |
2998 | } | |
2999 | ||
9b67f605 | 3000 | ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); |
34dc7c2f | 3001 | |
f3c8c9e6 | 3002 | zdb_nicenum(refdbytes, numbuf, sizeof (numbuf)); |
34dc7c2f BB |
3003 | |
3004 | if (verbosity >= 4) { | |
b0bc7a84 MG |
3005 | (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); |
3006 | (void) snprintf_blkptr(blkbuf + strlen(blkbuf), | |
3007 | sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); | |
34dc7c2f BB |
3008 | } else { |
3009 | blkbuf[0] = '\0'; | |
3010 | } | |
3011 | ||
3012 | dmu_objset_name(os, osname); | |
3013 | ||
3014 | (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " | |
9b2266e3 | 3015 | "%s, %llu objects%s%s\n", |
34dc7c2f BB |
3016 | osname, type, (u_longlong_t)dmu_objset_id(os), |
3017 | (u_longlong_t)dds.dds_creation_txg, | |
9b2266e3 SD |
3018 | numbuf, (u_longlong_t)usedobjs, blkbuf, |
3019 | (dds.dds_inconsistent) ? " (inconsistent)" : ""); | |
34dc7c2f | 3020 | |
a3403164 NB |
3021 | for (i = 0; i < zopt_object_args; i++) { |
3022 | obj_start = zopt_object_ranges[i].zor_obj_start; | |
3023 | obj_end = zopt_object_ranges[i].zor_obj_end; | |
3024 | flags = zopt_object_ranges[i].zor_flags; | |
3025 | ||
3026 | object = obj_start; | |
3027 | if (object == 0 || obj_start == obj_end) | |
3028 | dump_object(os, object, verbosity, &print_header, NULL, | |
3029 | flags); | |
3030 | else | |
3031 | object--; | |
3032 | ||
3033 | while ((dmu_object_next(os, &object, B_FALSE, 0) == 0) && | |
3034 | object <= obj_end) { | |
3035 | dump_object(os, object, verbosity, &print_header, NULL, | |
3036 | flags); | |
30af21b0 | 3037 | } |
a3403164 NB |
3038 | } |
3039 | ||
3040 | if (zopt_object_args > 0) { | |
34dc7c2f BB |
3041 | (void) printf("\n"); |
3042 | return; | |
3043 | } | |
3044 | ||
428870ff BB |
3045 | if (dump_opt['i'] != 0 || verbosity >= 2) |
3046 | dump_intent_log(dmu_objset_zil(os)); | |
3047 | ||
a1d477c2 MA |
3048 | if (dmu_objset_ds(os) != NULL) { |
3049 | dsl_dataset_t *ds = dmu_objset_ds(os); | |
37f03da8 SH |
3050 | dump_blkptr_list(&ds->ds_deadlist, "Deadlist"); |
3051 | if (dsl_deadlist_is_open(&ds->ds_dir->dd_livelist) && | |
3052 | !dmu_objset_is_snapshot(os)) { | |
3053 | dump_blkptr_list(&ds->ds_dir->dd_livelist, "Livelist"); | |
3054 | if (verify_dd_livelist(os) != 0) | |
3055 | fatal("livelist is incorrect"); | |
3056 | } | |
a1d477c2 MA |
3057 | |
3058 | if (dsl_dataset_remap_deadlist_exists(ds)) { | |
3059 | (void) printf("ds_remap_deadlist:\n"); | |
37f03da8 | 3060 | dump_blkptr_list(&ds->ds_remap_deadlist, "Deadlist"); |
a1d477c2 | 3061 | } |
0aa5916a | 3062 | count_ds_mos_objects(ds); |
a1d477c2 | 3063 | } |
428870ff | 3064 | |
30af21b0 PD |
3065 | if (dmu_objset_ds(os) != NULL) |
3066 | dump_bookmarks(os, verbosity); | |
3067 | ||
428870ff BB |
3068 | if (verbosity < 2) |
3069 | return; | |
3070 | ||
b0bc7a84 | 3071 | if (BP_IS_HOLE(os->os_rootbp)) |
428870ff BB |
3072 | return; |
3073 | ||
a3403164 | 3074 | dump_object(os, 0, verbosity, &print_header, NULL, 0); |
9babb374 | 3075 | object_count = 0; |
572e2857 BB |
3076 | if (DMU_USERUSED_DNODE(os) != NULL && |
3077 | DMU_USERUSED_DNODE(os)->dn_type != 0) { | |
4c5b89f5 | 3078 | dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header, |
a3403164 | 3079 | NULL, 0); |
4c5b89f5 | 3080 | dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header, |
a3403164 | 3081 | NULL, 0); |
9babb374 | 3082 | } |
34dc7c2f | 3083 | |
9c5167d1 NF |
3084 | if (DMU_PROJECTUSED_DNODE(os) != NULL && |
3085 | DMU_PROJECTUSED_DNODE(os)->dn_type != 0) | |
3086 | dump_object(os, DMU_PROJECTUSED_OBJECT, verbosity, | |
a3403164 | 3087 | &print_header, NULL, 0); |
9c5167d1 | 3088 | |
34dc7c2f BB |
3089 | object = 0; |
3090 | while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { | |
a3403164 NB |
3091 | dump_object(os, object, verbosity, &print_header, &dnode_slots, |
3092 | 0); | |
34dc7c2f | 3093 | object_count++; |
4c5b89f5 OF |
3094 | total_slots_used += dnode_slots; |
3095 | max_slot_used = object + dnode_slots - 1; | |
34dc7c2f BB |
3096 | } |
3097 | ||
34dc7c2f BB |
3098 | (void) printf("\n"); |
3099 | ||
4c5b89f5 OF |
3100 | (void) printf(" Dnode slots:\n"); |
3101 | (void) printf("\tTotal used: %10llu\n", | |
3102 | (u_longlong_t)total_slots_used); | |
3103 | (void) printf("\tMax used: %10llu\n", | |
3104 | (u_longlong_t)max_slot_used); | |
3105 | (void) printf("\tPercent empty: %10lf\n", | |
3106 | (double)(max_slot_used - total_slots_used)*100 / | |
3107 | (double)max_slot_used); | |
4c5b89f5 OF |
3108 | (void) printf("\n"); |
3109 | ||
9babb374 BB |
3110 | if (error != ESRCH) { |
3111 | (void) fprintf(stderr, "dmu_object_next() = %d\n", error); | |
3112 | abort(); | |
3113 | } | |
e3c85c09 TC |
3114 | |
3115 | ASSERT3U(object_count, ==, usedobjs); | |
3116 | ||
64c1dcef PD |
3117 | if (leaked_objects != 0) { |
3118 | (void) printf("%d potentially leaked objects detected\n", | |
3119 | leaked_objects); | |
3120 | leaked_objects = 0; | |
3121 | } | |
34dc7c2f BB |
3122 | } |
3123 | ||
3124 | static void | |
428870ff | 3125 | dump_uberblock(uberblock_t *ub, const char *header, const char *footer) |
34dc7c2f BB |
3126 | { |
3127 | time_t timestamp = ub->ub_timestamp; | |
3128 | ||
0e5b68e0 | 3129 | (void) printf("%s", header ? header : ""); |
34dc7c2f BB |
3130 | (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); |
3131 | (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); | |
3132 | (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); | |
3133 | (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); | |
3134 | (void) printf("\ttimestamp = %llu UTC = %s", | |
3135 | (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); | |
379ca9cf OF |
3136 | |
3137 | (void) printf("\tmmp_magic = %016llx\n", | |
3138 | (u_longlong_t)ub->ub_mmp_magic); | |
060f0226 | 3139 | if (MMP_VALID(ub)) { |
379ca9cf OF |
3140 | (void) printf("\tmmp_delay = %0llu\n", |
3141 | (u_longlong_t)ub->ub_mmp_delay); | |
060f0226 OF |
3142 | if (MMP_SEQ_VALID(ub)) |
3143 | (void) printf("\tmmp_seq = %u\n", | |
3144 | (unsigned int) MMP_SEQ(ub)); | |
3145 | if (MMP_FAIL_INT_VALID(ub)) | |
3146 | (void) printf("\tmmp_fail = %u\n", | |
3147 | (unsigned int) MMP_FAIL_INT(ub)); | |
3148 | if (MMP_INTERVAL_VALID(ub)) | |
3149 | (void) printf("\tmmp_write = %u\n", | |
3150 | (unsigned int) MMP_INTERVAL(ub)); | |
3151 | /* After MMP_* to make summarize_uberblock_mmp cleaner */ | |
3152 | (void) printf("\tmmp_valid = %x\n", | |
3153 | (unsigned int) ub->ub_mmp_config & 0xFF); | |
3154 | } | |
379ca9cf | 3155 | |
3c9e0d67 | 3156 | if (dump_opt['u'] >= 4) { |
34dc7c2f | 3157 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 3158 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); |
34dc7c2f BB |
3159 | (void) printf("\trootbp = %s\n", blkbuf); |
3160 | } | |
d2734cce SD |
3161 | (void) printf("\tcheckpoint_txg = %llu\n", |
3162 | (u_longlong_t)ub->ub_checkpoint_txg); | |
0e5b68e0 | 3163 | (void) printf("%s", footer ? footer : ""); |
34dc7c2f BB |
3164 | } |
3165 | ||
3166 | static void | |
428870ff | 3167 | dump_config(spa_t *spa) |
34dc7c2f | 3168 | { |
428870ff BB |
3169 | dmu_buf_t *db; |
3170 | size_t nvsize = 0; | |
3171 | int error = 0; | |
34dc7c2f | 3172 | |
34dc7c2f | 3173 | |
428870ff BB |
3174 | error = dmu_bonus_hold(spa->spa_meta_objset, |
3175 | spa->spa_config_object, FTAG, &db); | |
3176 | ||
3177 | if (error == 0) { | |
3178 | nvsize = *(uint64_t *)db->db_data; | |
3179 | dmu_buf_rele(db, FTAG); | |
3180 | ||
3181 | (void) printf("\nMOS Configuration:\n"); | |
3182 | dump_packed_nvlist(spa->spa_meta_objset, | |
3183 | spa->spa_config_object, (void *)&nvsize, 1); | |
3184 | } else { | |
3185 | (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", | |
3186 | (u_longlong_t)spa->spa_config_object, error); | |
3187 | } | |
3188 | } | |
3189 | ||
3190 | static void | |
b128c09f BB |
3191 | dump_cachefile(const char *cachefile) |
3192 | { | |
3193 | int fd; | |
3194 | struct stat64 statbuf; | |
3195 | char *buf; | |
3196 | nvlist_t *config; | |
3197 | ||
3198 | if ((fd = open64(cachefile, O_RDONLY)) < 0) { | |
3199 | (void) printf("cannot open '%s': %s\n", cachefile, | |
3200 | strerror(errno)); | |
3201 | exit(1); | |
3202 | } | |
3203 | ||
3204 | if (fstat64(fd, &statbuf) != 0) { | |
3205 | (void) printf("failed to stat '%s': %s\n", cachefile, | |
3206 | strerror(errno)); | |
3207 | exit(1); | |
3208 | } | |
3209 | ||
3210 | if ((buf = malloc(statbuf.st_size)) == NULL) { | |
3211 | (void) fprintf(stderr, "failed to allocate %llu bytes\n", | |
3212 | (u_longlong_t)statbuf.st_size); | |
3213 | exit(1); | |
3214 | } | |
3215 | ||
3216 | if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { | |
3217 | (void) fprintf(stderr, "failed to read %llu bytes\n", | |
3218 | (u_longlong_t)statbuf.st_size); | |
3219 | exit(1); | |
3220 | } | |
3221 | ||
3222 | (void) close(fd); | |
3223 | ||
3224 | if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { | |
3225 | (void) fprintf(stderr, "failed to unpack nvlist\n"); | |
3226 | exit(1); | |
3227 | } | |
3228 | ||
3229 | free(buf); | |
3230 | ||
3231 | dump_nvlist(config, 0); | |
3232 | ||
3233 | nvlist_free(config); | |
3234 | } | |
3235 | ||
96f1b347 DB |
3236 | /* |
3237 | * ZFS label nvlist stats | |
3238 | */ | |
3239 | typedef struct zdb_nvl_stats { | |
3240 | int zns_list_count; | |
3241 | int zns_leaf_count; | |
3242 | size_t zns_leaf_largest; | |
3243 | size_t zns_leaf_total; | |
3244 | nvlist_t *zns_string; | |
3245 | nvlist_t *zns_uint64; | |
3246 | nvlist_t *zns_boolean; | |
3247 | } zdb_nvl_stats_t; | |
3248 | ||
3249 | static void | |
3250 | collect_nvlist_stats(nvlist_t *nvl, zdb_nvl_stats_t *stats) | |
3251 | { | |
3252 | nvlist_t *list, **array; | |
3253 | nvpair_t *nvp = NULL; | |
3254 | char *name; | |
3255 | uint_t i, items; | |
3256 | ||
3257 | stats->zns_list_count++; | |
3258 | ||
3259 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
3260 | name = nvpair_name(nvp); | |
3261 | ||
3262 | switch (nvpair_type(nvp)) { | |
3263 | case DATA_TYPE_STRING: | |
3264 | fnvlist_add_string(stats->zns_string, name, | |
3265 | fnvpair_value_string(nvp)); | |
3266 | break; | |
3267 | case DATA_TYPE_UINT64: | |
3268 | fnvlist_add_uint64(stats->zns_uint64, name, | |
3269 | fnvpair_value_uint64(nvp)); | |
3270 | break; | |
3271 | case DATA_TYPE_BOOLEAN: | |
3272 | fnvlist_add_boolean(stats->zns_boolean, name); | |
3273 | break; | |
3274 | case DATA_TYPE_NVLIST: | |
3275 | if (nvpair_value_nvlist(nvp, &list) == 0) | |
3276 | collect_nvlist_stats(list, stats); | |
3277 | break; | |
3278 | case DATA_TYPE_NVLIST_ARRAY: | |
3279 | if (nvpair_value_nvlist_array(nvp, &array, &items) != 0) | |
3280 | break; | |
3281 | ||
3282 | for (i = 0; i < items; i++) { | |
3283 | collect_nvlist_stats(array[i], stats); | |
3284 | ||
3285 | /* collect stats on leaf vdev */ | |
3286 | if (strcmp(name, "children") == 0) { | |
3287 | size_t size; | |
3288 | ||
3289 | (void) nvlist_size(array[i], &size, | |
3290 | NV_ENCODE_XDR); | |
3291 | stats->zns_leaf_total += size; | |
3292 | if (size > stats->zns_leaf_largest) | |
3293 | stats->zns_leaf_largest = size; | |
3294 | stats->zns_leaf_count++; | |
3295 | } | |
3296 | } | |
3297 | break; | |
3298 | default: | |
3299 | (void) printf("skip type %d!\n", (int)nvpair_type(nvp)); | |
3300 | } | |
3301 | } | |
3302 | } | |
3303 | ||
3304 | static void | |
3305 | dump_nvlist_stats(nvlist_t *nvl, size_t cap) | |
3306 | { | |
3307 | zdb_nvl_stats_t stats = { 0 }; | |
3308 | size_t size, sum = 0, total; | |
cd5083c0 | 3309 | size_t noise; |
96f1b347 DB |
3310 | |
3311 | /* requires nvlist with non-unique names for stat collection */ | |
3312 | VERIFY0(nvlist_alloc(&stats.zns_string, 0, 0)); | |
3313 | VERIFY0(nvlist_alloc(&stats.zns_uint64, 0, 0)); | |
3314 | VERIFY0(nvlist_alloc(&stats.zns_boolean, 0, 0)); | |
3315 | VERIFY0(nvlist_size(stats.zns_boolean, &noise, NV_ENCODE_XDR)); | |
3316 | ||
3317 | (void) printf("\n\nZFS Label NVList Config Stats:\n"); | |
3318 | ||
3319 | VERIFY0(nvlist_size(nvl, &total, NV_ENCODE_XDR)); | |
3320 | (void) printf(" %d bytes used, %d bytes free (using %4.1f%%)\n\n", | |
3321 | (int)total, (int)(cap - total), 100.0 * total / cap); | |
3322 | ||
3323 | collect_nvlist_stats(nvl, &stats); | |
3324 | ||
3325 | VERIFY0(nvlist_size(stats.zns_uint64, &size, NV_ENCODE_XDR)); | |
3326 | size -= noise; | |
3327 | sum += size; | |
3328 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "integers:", | |
3329 | (int)fnvlist_num_pairs(stats.zns_uint64), | |
3330 | (int)size, 100.0 * size / total); | |
3331 | ||
3332 | VERIFY0(nvlist_size(stats.zns_string, &size, NV_ENCODE_XDR)); | |
3333 | size -= noise; | |
3334 | sum += size; | |
3335 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "strings:", | |
3336 | (int)fnvlist_num_pairs(stats.zns_string), | |
3337 | (int)size, 100.0 * size / total); | |
3338 | ||
3339 | VERIFY0(nvlist_size(stats.zns_boolean, &size, NV_ENCODE_XDR)); | |
3340 | size -= noise; | |
3341 | sum += size; | |
3342 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "booleans:", | |
3343 | (int)fnvlist_num_pairs(stats.zns_boolean), | |
3344 | (int)size, 100.0 * size / total); | |
3345 | ||
3346 | size = total - sum; /* treat remainder as nvlist overhead */ | |
3347 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n\n", "nvlists:", | |
3348 | stats.zns_list_count, (int)size, 100.0 * size / total); | |
3349 | ||
cd5083c0 DB |
3350 | if (stats.zns_leaf_count > 0) { |
3351 | size_t average = stats.zns_leaf_total / stats.zns_leaf_count; | |
96f1b347 | 3352 | |
cd5083c0 DB |
3353 | (void) printf("%12s %4d %6d bytes average\n", "leaf vdevs:", |
3354 | stats.zns_leaf_count, (int)average); | |
3355 | (void) printf("%24d bytes largest\n", | |
3356 | (int)stats.zns_leaf_largest); | |
96f1b347 | 3357 | |
cd5083c0 DB |
3358 | if (dump_opt['l'] >= 3 && average > 0) |
3359 | (void) printf(" space for %d additional leaf vdevs\n", | |
3360 | (int)((cap - total) / average)); | |
3361 | } | |
96f1b347 DB |
3362 | (void) printf("\n"); |
3363 | ||
3364 | nvlist_free(stats.zns_string); | |
3365 | nvlist_free(stats.zns_uint64); | |
3366 | nvlist_free(stats.zns_boolean); | |
3367 | } | |
3368 | ||
3c9e0d67 OF |
3369 | typedef struct cksum_record { |
3370 | zio_cksum_t cksum; | |
3371 | boolean_t labels[VDEV_LABELS]; | |
3372 | avl_node_t link; | |
3373 | } cksum_record_t; | |
3374 | ||
35a357a9 | 3375 | static int |
3c9e0d67 | 3376 | cksum_record_compare(const void *x1, const void *x2) |
34dc7c2f | 3377 | { |
3c9e0d67 OF |
3378 | const cksum_record_t *l = (cksum_record_t *)x1; |
3379 | const cksum_record_t *r = (cksum_record_t *)x2; | |
3380 | int arraysize = ARRAY_SIZE(l->cksum.zc_word); | |
3381 | int difference; | |
3382 | ||
3383 | for (int i = 0; i < arraysize; i++) { | |
ca577779 | 3384 | difference = TREE_CMP(l->cksum.zc_word[i], r->cksum.zc_word[i]); |
3c9e0d67 OF |
3385 | if (difference) |
3386 | break; | |
3387 | } | |
3388 | ||
3389 | return (difference); | |
3390 | } | |
3391 | ||
3392 | static cksum_record_t * | |
3393 | cksum_record_alloc(zio_cksum_t *cksum, int l) | |
3394 | { | |
3395 | cksum_record_t *rec; | |
3396 | ||
3397 | rec = umem_zalloc(sizeof (*rec), UMEM_NOFAIL); | |
3398 | rec->cksum = *cksum; | |
3399 | rec->labels[l] = B_TRUE; | |
3400 | ||
3401 | return (rec); | |
3402 | } | |
3403 | ||
3404 | static cksum_record_t * | |
3405 | cksum_record_lookup(avl_tree_t *tree, zio_cksum_t *cksum) | |
3406 | { | |
3407 | cksum_record_t lookup = { .cksum = *cksum }; | |
3408 | avl_index_t where; | |
3409 | ||
3410 | return (avl_find(tree, &lookup, &where)); | |
3411 | } | |
3412 | ||
3413 | static cksum_record_t * | |
3414 | cksum_record_insert(avl_tree_t *tree, zio_cksum_t *cksum, int l) | |
3415 | { | |
3416 | cksum_record_t *rec; | |
3417 | ||
3418 | rec = cksum_record_lookup(tree, cksum); | |
3419 | if (rec) { | |
3420 | rec->labels[l] = B_TRUE; | |
3421 | } else { | |
3422 | rec = cksum_record_alloc(cksum, l); | |
3423 | avl_add(tree, rec); | |
3424 | } | |
3425 | ||
3426 | return (rec); | |
3427 | } | |
3428 | ||
3429 | static int | |
3430 | first_label(cksum_record_t *rec) | |
3431 | { | |
3432 | for (int i = 0; i < VDEV_LABELS; i++) | |
3433 | if (rec->labels[i]) | |
3434 | return (i); | |
3435 | ||
3436 | return (-1); | |
3437 | } | |
3438 | ||
3439 | static void | |
3440 | print_label_numbers(char *prefix, cksum_record_t *rec) | |
3441 | { | |
3442 | printf("%s", prefix); | |
3443 | for (int i = 0; i < VDEV_LABELS; i++) | |
3444 | if (rec->labels[i] == B_TRUE) | |
3445 | printf("%d ", i); | |
3446 | printf("\n"); | |
3447 | } | |
3448 | ||
3449 | #define MAX_UBERBLOCK_COUNT (VDEV_UBERBLOCK_RING >> UBERBLOCK_SHIFT) | |
3450 | ||
cf89a4ec | 3451 | typedef struct zdb_label { |
34dc7c2f | 3452 | vdev_label_t label; |
3c9e0d67 OF |
3453 | nvlist_t *config_nv; |
3454 | cksum_record_t *config; | |
3455 | cksum_record_t *uberblocks[MAX_UBERBLOCK_COUNT]; | |
3456 | boolean_t header_printed; | |
3457 | boolean_t read_failed; | |
cf89a4ec | 3458 | } zdb_label_t; |
3c9e0d67 OF |
3459 | |
3460 | static void | |
cf89a4ec | 3461 | print_label_header(zdb_label_t *label, int l) |
3c9e0d67 OF |
3462 | { |
3463 | ||
3464 | if (dump_opt['q']) | |
3465 | return; | |
3466 | ||
3467 | if (label->header_printed == B_TRUE) | |
3468 | return; | |
3469 | ||
3470 | (void) printf("------------------------------------\n"); | |
3471 | (void) printf("LABEL %d\n", l); | |
3472 | (void) printf("------------------------------------\n"); | |
3473 | ||
3474 | label->header_printed = B_TRUE; | |
3475 | } | |
3476 | ||
3477 | static void | |
cf89a4ec | 3478 | dump_config_from_label(zdb_label_t *label, size_t buflen, int l) |
3c9e0d67 OF |
3479 | { |
3480 | if (dump_opt['q']) | |
3481 | return; | |
3482 | ||
3483 | if ((dump_opt['l'] < 3) && (first_label(label->config) != l)) | |
3484 | return; | |
3485 | ||
3486 | print_label_header(label, l); | |
3487 | dump_nvlist(label->config_nv, 4); | |
3488 | print_label_numbers(" labels = ", label->config); | |
3489 | ||
3490 | if (dump_opt['l'] >= 2) | |
3491 | dump_nvlist_stats(label->config_nv, buflen); | |
3492 | } | |
3493 | ||
3494 | #define ZDB_MAX_UB_HEADER_SIZE 32 | |
3495 | ||
3496 | static void | |
cf89a4ec | 3497 | dump_label_uberblocks(zdb_label_t *label, uint64_t ashift, int label_num) |
3c9e0d67 OF |
3498 | { |
3499 | ||
3500 | vdev_t vd; | |
3501 | char header[ZDB_MAX_UB_HEADER_SIZE]; | |
3502 | ||
3503 | vd.vdev_ashift = ashift; | |
3504 | vd.vdev_top = &vd; | |
3505 | ||
3506 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
3507 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
3508 | uberblock_t *ub = (void *)((char *)&label->label + uoff); | |
3509 | cksum_record_t *rec = label->uberblocks[i]; | |
3510 | ||
3511 | if (rec == NULL) { | |
3512 | if (dump_opt['u'] >= 2) { | |
3513 | print_label_header(label, label_num); | |
3514 | (void) printf(" Uberblock[%d] invalid\n", i); | |
3515 | } | |
3516 | continue; | |
3517 | } | |
3518 | ||
3519 | if ((dump_opt['u'] < 3) && (first_label(rec) != label_num)) | |
3520 | continue; | |
3521 | ||
379ca9cf OF |
3522 | if ((dump_opt['u'] < 4) && |
3523 | (ub->ub_mmp_magic == MMP_MAGIC) && ub->ub_mmp_delay && | |
3524 | (i >= VDEV_UBERBLOCK_COUNT(&vd) - MMP_BLOCKS_PER_LABEL)) | |
3525 | continue; | |
3526 | ||
3c9e0d67 OF |
3527 | print_label_header(label, label_num); |
3528 | (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, | |
3529 | " Uberblock[%d]\n", i); | |
3530 | dump_uberblock(ub, header, ""); | |
3531 | print_label_numbers(" labels = ", rec); | |
3532 | } | |
3533 | } | |
3534 | ||
a44e7faa BB |
3535 | static char curpath[PATH_MAX]; |
3536 | ||
3537 | /* | |
3538 | * Iterate through the path components, recursively passing | |
3539 | * current one's obj and remaining path until we find the obj | |
3540 | * for the last one. | |
3541 | */ | |
3542 | static int | |
3543 | dump_path_impl(objset_t *os, uint64_t obj, char *name) | |
3544 | { | |
3545 | int err; | |
30af21b0 | 3546 | boolean_t header = B_TRUE; |
a44e7faa BB |
3547 | uint64_t child_obj; |
3548 | char *s; | |
3549 | dmu_buf_t *db; | |
3550 | dmu_object_info_t doi; | |
3551 | ||
3552 | if ((s = strchr(name, '/')) != NULL) | |
3553 | *s = '\0'; | |
3554 | err = zap_lookup(os, obj, name, 8, 1, &child_obj); | |
3555 | ||
3556 | (void) strlcat(curpath, name, sizeof (curpath)); | |
3557 | ||
3558 | if (err != 0) { | |
3559 | (void) fprintf(stderr, "failed to lookup %s: %s\n", | |
3560 | curpath, strerror(err)); | |
3561 | return (err); | |
3562 | } | |
3563 | ||
3564 | child_obj = ZFS_DIRENT_OBJ(child_obj); | |
3565 | err = sa_buf_hold(os, child_obj, FTAG, &db); | |
3566 | if (err != 0) { | |
3567 | (void) fprintf(stderr, | |
3568 | "failed to get SA dbuf for obj %llu: %s\n", | |
3569 | (u_longlong_t)child_obj, strerror(err)); | |
3570 | return (EINVAL); | |
3571 | } | |
3572 | dmu_object_info_from_db(db, &doi); | |
3573 | sa_buf_rele(db, FTAG); | |
3574 | ||
3575 | if (doi.doi_bonus_type != DMU_OT_SA && | |
3576 | doi.doi_bonus_type != DMU_OT_ZNODE) { | |
3577 | (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", | |
3578 | doi.doi_bonus_type, (u_longlong_t)child_obj); | |
3579 | return (EINVAL); | |
3580 | } | |
3581 | ||
3582 | if (dump_opt['v'] > 6) { | |
3583 | (void) printf("obj=%llu %s type=%d bonustype=%d\n", | |
3584 | (u_longlong_t)child_obj, curpath, doi.doi_type, | |
3585 | doi.doi_bonus_type); | |
3586 | } | |
3587 | ||
3588 | (void) strlcat(curpath, "/", sizeof (curpath)); | |
3589 | ||
3590 | switch (doi.doi_type) { | |
3591 | case DMU_OT_DIRECTORY_CONTENTS: | |
3592 | if (s != NULL && *(s + 1) != '\0') | |
3593 | return (dump_path_impl(os, child_obj, s + 1)); | |
3594 | /*FALLTHROUGH*/ | |
3595 | case DMU_OT_PLAIN_FILE_CONTENTS: | |
a3403164 | 3596 | dump_object(os, child_obj, dump_opt['v'], &header, NULL, 0); |
a44e7faa BB |
3597 | return (0); |
3598 | default: | |
3599 | (void) fprintf(stderr, "object %llu has non-file/directory " | |
3600 | "type %d\n", (u_longlong_t)obj, doi.doi_type); | |
3601 | break; | |
3602 | } | |
3603 | ||
3604 | return (EINVAL); | |
3605 | } | |
3606 | ||
3607 | /* | |
3608 | * Dump the blocks for the object specified by path inside the dataset. | |
3609 | */ | |
3610 | static int | |
3611 | dump_path(char *ds, char *path) | |
3612 | { | |
3613 | int err; | |
3614 | objset_t *os; | |
3615 | uint64_t root_obj; | |
3616 | ||
30af21b0 | 3617 | err = open_objset(ds, FTAG, &os); |
a44e7faa BB |
3618 | if (err != 0) |
3619 | return (err); | |
3620 | ||
3621 | err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); | |
3622 | if (err != 0) { | |
3623 | (void) fprintf(stderr, "can't lookup root znode: %s\n", | |
3624 | strerror(err)); | |
30af21b0 | 3625 | close_objset(os, FTAG); |
a44e7faa BB |
3626 | return (EINVAL); |
3627 | } | |
3628 | ||
3629 | (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); | |
3630 | ||
3631 | err = dump_path_impl(os, root_obj, path); | |
3632 | ||
3633 | close_objset(os, FTAG); | |
3634 | return (err); | |
3635 | } | |
3636 | ||
3c9e0d67 OF |
3637 | static int |
3638 | dump_label(const char *dev) | |
3639 | { | |
35a357a9 | 3640 | char path[MAXPATHLEN]; |
cf89a4ec | 3641 | zdb_label_t labels[VDEV_LABELS]; |
428870ff | 3642 | uint64_t psize, ashift; |
3c9e0d67 OF |
3643 | struct stat64 statbuf; |
3644 | boolean_t config_found = B_FALSE; | |
3645 | boolean_t error = B_FALSE; | |
3646 | avl_tree_t config_tree; | |
3647 | avl_tree_t uberblock_tree; | |
3648 | void *node, *cookie; | |
3649 | int fd; | |
3650 | ||
3651 | bzero(labels, sizeof (labels)); | |
34dc7c2f | 3652 | |
dbb38f66 YP |
3653 | /* |
3654 | * Check if we were given absolute path and use it as is. | |
3655 | * Otherwise if the provided vdev name doesn't point to a file, | |
3656 | * try prepending expected disk paths and partition numbers. | |
3657 | */ | |
35a357a9 | 3658 | (void) strlcpy(path, dev, sizeof (path)); |
dbb38f66 YP |
3659 | if (dev[0] != '/' && stat64(path, &statbuf) != 0) { |
3660 | int error; | |
3661 | ||
3662 | error = zfs_resolve_shortname(dev, path, MAXPATHLEN); | |
3663 | if (error == 0 && zfs_dev_is_whole_disk(path)) { | |
3664 | if (zfs_append_partition(path, MAXPATHLEN) == -1) | |
3665 | error = ENOENT; | |
3666 | } | |
3667 | ||
3668 | if (error || (stat64(path, &statbuf) != 0)) { | |
3669 | (void) printf("failed to find device %s, try " | |
3670 | "specifying absolute path instead\n", dev); | |
3671 | return (1); | |
3672 | } | |
3673 | } | |
428870ff BB |
3674 | |
3675 | if ((fd = open64(path, O_RDONLY)) < 0) { | |
3676 | (void) printf("cannot open '%s': %s\n", path, strerror(errno)); | |
34dc7c2f BB |
3677 | exit(1); |
3678 | } | |
3679 | ||
8d4e8140 | 3680 | if (fstat64_blk(fd, &statbuf) != 0) { |
428870ff | 3681 | (void) printf("failed to stat '%s': %s\n", path, |
34dc7c2f | 3682 | strerror(errno)); |
428870ff BB |
3683 | (void) close(fd); |
3684 | exit(1); | |
3685 | } | |
3686 | ||
d46f0deb | 3687 | if (S_ISBLK(statbuf.st_mode) && zfs_dev_flush(fd) != 0) |
c30e34fa | 3688 | (void) printf("failed to invalidate cache '%s' : %s\n", path, |
3689 | strerror(errno)); | |
3690 | ||
3c9e0d67 OF |
3691 | avl_create(&config_tree, cksum_record_compare, |
3692 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
3693 | avl_create(&uberblock_tree, cksum_record_compare, | |
3694 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
3695 | ||
34dc7c2f BB |
3696 | psize = statbuf.st_size; |
3697 | psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); | |
3c9e0d67 | 3698 | ashift = SPA_MINBLOCKSHIFT; |
34dc7c2f | 3699 | |
3c9e0d67 OF |
3700 | /* |
3701 | * 1. Read the label from disk | |
3702 | * 2. Unpack the configuration and insert in config tree. | |
3703 | * 3. Traverse all uberblocks and insert in uberblock tree. | |
3704 | */ | |
3705 | for (int l = 0; l < VDEV_LABELS; l++) { | |
cf89a4ec | 3706 | zdb_label_t *label = &labels[l]; |
3c9e0d67 OF |
3707 | char *buf = label->label.vl_vdev_phys.vp_nvlist; |
3708 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
3709 | nvlist_t *config; | |
3710 | cksum_record_t *rec; | |
3711 | zio_cksum_t cksum; | |
3712 | vdev_t vd; | |
3713 | ||
3714 | if (pread64(fd, &label->label, sizeof (label->label), | |
3715 | vdev_label_offset(psize, l, 0)) != sizeof (label->label)) { | |
35a357a9 DB |
3716 | if (!dump_opt['q']) |
3717 | (void) printf("failed to read label %d\n", l); | |
3c9e0d67 OF |
3718 | label->read_failed = B_TRUE; |
3719 | error = B_TRUE; | |
34dc7c2f BB |
3720 | continue; |
3721 | } | |
3722 | ||
3c9e0d67 OF |
3723 | label->read_failed = B_FALSE; |
3724 | ||
3725 | if (nvlist_unpack(buf, buflen, &config, 0) == 0) { | |
428870ff | 3726 | nvlist_t *vdev_tree = NULL; |
3c9e0d67 | 3727 | size_t size; |
428870ff | 3728 | |
428870ff BB |
3729 | if ((nvlist_lookup_nvlist(config, |
3730 | ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || | |
3731 | (nvlist_lookup_uint64(vdev_tree, | |
3732 | ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) | |
3733 | ashift = SPA_MINBLOCKSHIFT; | |
3c9e0d67 OF |
3734 | |
3735 | if (nvlist_size(config, &size, NV_ENCODE_XDR) != 0) | |
3736 | size = buflen; | |
3737 | ||
3738 | fletcher_4_native_varsize(buf, size, &cksum); | |
3739 | rec = cksum_record_insert(&config_tree, &cksum, l); | |
3740 | ||
3741 | label->config = rec; | |
3742 | label->config_nv = config; | |
3743 | config_found = B_TRUE; | |
3744 | } else { | |
3745 | error = B_TRUE; | |
34dc7c2f | 3746 | } |
3c9e0d67 OF |
3747 | |
3748 | vd.vdev_ashift = ashift; | |
3749 | vd.vdev_top = &vd; | |
3750 | ||
3751 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
3752 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
3753 | uberblock_t *ub = (void *)((char *)label + uoff); | |
3754 | ||
3755 | if (uberblock_verify(ub)) | |
3756 | continue; | |
3757 | ||
3758 | fletcher_4_native_varsize(ub, sizeof (*ub), &cksum); | |
3759 | rec = cksum_record_insert(&uberblock_tree, &cksum, l); | |
3760 | ||
3761 | label->uberblocks[i] = rec; | |
3762 | } | |
3763 | } | |
3764 | ||
3765 | /* | |
3766 | * Dump the label and uberblocks. | |
3767 | */ | |
3768 | for (int l = 0; l < VDEV_LABELS; l++) { | |
cf89a4ec | 3769 | zdb_label_t *label = &labels[l]; |
3c9e0d67 OF |
3770 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); |
3771 | ||
3772 | if (label->read_failed == B_TRUE) | |
3773 | continue; | |
3774 | ||
3775 | if (label->config_nv) { | |
3776 | dump_config_from_label(label, buflen, l); | |
3777 | } else { | |
3778 | if (!dump_opt['q']) | |
3779 | (void) printf("failed to unpack label %d\n", l); | |
3780 | } | |
3781 | ||
428870ff | 3782 | if (dump_opt['u']) |
3c9e0d67 OF |
3783 | dump_label_uberblocks(label, ashift, l); |
3784 | ||
3785 | nvlist_free(label->config_nv); | |
34dc7c2f | 3786 | } |
428870ff | 3787 | |
3c9e0d67 OF |
3788 | cookie = NULL; |
3789 | while ((node = avl_destroy_nodes(&config_tree, &cookie)) != NULL) | |
3790 | umem_free(node, sizeof (cksum_record_t)); | |
3791 | ||
3792 | cookie = NULL; | |
3793 | while ((node = avl_destroy_nodes(&uberblock_tree, &cookie)) != NULL) | |
3794 | umem_free(node, sizeof (cksum_record_t)); | |
3795 | ||
3796 | avl_destroy(&config_tree); | |
3797 | avl_destroy(&uberblock_tree); | |
3798 | ||
428870ff | 3799 | (void) close(fd); |
35a357a9 | 3800 | |
3c9e0d67 OF |
3801 | return (config_found == B_FALSE ? 2 : |
3802 | (error == B_TRUE ? 1 : 0)); | |
34dc7c2f BB |
3803 | } |
3804 | ||
241b5415 | 3805 | static uint64_t dataset_feature_count[SPA_FEATURES]; |
30af21b0 | 3806 | static uint64_t global_feature_count[SPA_FEATURES]; |
a1d477c2 | 3807 | static uint64_t remap_deadlist_count = 0; |
f1512ee6 | 3808 | |
34dc7c2f BB |
3809 | /*ARGSUSED*/ |
3810 | static int | |
37f03da8 | 3811 | dump_one_objset(const char *dsname, void *arg) |
34dc7c2f BB |
3812 | { |
3813 | int error; | |
3814 | objset_t *os; | |
241b5415 | 3815 | spa_feature_t f; |
34dc7c2f | 3816 | |
30af21b0 | 3817 | error = open_objset(dsname, FTAG, &os); |
a44e7faa | 3818 | if (error != 0) |
34dc7c2f | 3819 | return (0); |
241b5415 MA |
3820 | |
3821 | for (f = 0; f < SPA_FEATURES; f++) { | |
d52d80b7 | 3822 | if (!dsl_dataset_feature_is_active(dmu_objset_ds(os), f)) |
241b5415 MA |
3823 | continue; |
3824 | ASSERT(spa_feature_table[f].fi_flags & | |
3825 | ZFEATURE_FLAG_PER_DATASET); | |
3826 | dataset_feature_count[f]++; | |
3827 | } | |
3828 | ||
a1d477c2 MA |
3829 | if (dsl_dataset_remap_deadlist_exists(dmu_objset_ds(os))) { |
3830 | remap_deadlist_count++; | |
3831 | } | |
3832 | ||
30af21b0 PD |
3833 | for (dsl_bookmark_node_t *dbn = |
3834 | avl_first(&dmu_objset_ds(os)->ds_bookmarks); dbn != NULL; | |
3835 | dbn = AVL_NEXT(&dmu_objset_ds(os)->ds_bookmarks, dbn)) { | |
3836 | mos_obj_refd(dbn->dbn_phys.zbm_redaction_obj); | |
3837 | if (dbn->dbn_phys.zbm_redaction_obj != 0) | |
3838 | global_feature_count[SPA_FEATURE_REDACTION_BOOKMARKS]++; | |
3839 | if (dbn->dbn_phys.zbm_flags & ZBM_FLAG_HAS_FBN) | |
3840 | global_feature_count[SPA_FEATURE_BOOKMARK_WRITTEN]++; | |
3841 | } | |
3842 | ||
37f03da8 SH |
3843 | if (dsl_deadlist_is_open(&dmu_objset_ds(os)->ds_dir->dd_livelist) && |
3844 | !dmu_objset_is_snapshot(os)) { | |
3845 | global_feature_count[SPA_FEATURE_LIVELIST]++; | |
3846 | } | |
3847 | ||
3848 | dump_objset(os); | |
a44e7faa | 3849 | close_objset(os, FTAG); |
34dc7c2f BB |
3850 | fuid_table_destroy(); |
3851 | return (0); | |
3852 | } | |
3853 | ||
34dc7c2f | 3854 | /* |
428870ff | 3855 | * Block statistics. |
34dc7c2f | 3856 | */ |
f1512ee6 | 3857 | #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) |
34dc7c2f | 3858 | typedef struct zdb_blkstats { |
d5869641 MA |
3859 | uint64_t zb_asize; |
3860 | uint64_t zb_lsize; | |
3861 | uint64_t zb_psize; | |
3862 | uint64_t zb_count; | |
83017311 MA |
3863 | uint64_t zb_gangs; |
3864 | uint64_t zb_ditto_samevdev; | |
cc99f275 | 3865 | uint64_t zb_ditto_same_ms; |
d5869641 | 3866 | uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; |
34dc7c2f BB |
3867 | } zdb_blkstats_t; |
3868 | ||
428870ff BB |
3869 | /* |
3870 | * Extended object types to report deferred frees and dedup auto-ditto blocks. | |
3871 | */ | |
3872 | #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) | |
3873 | #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) | |
9ae529ec CS |
3874 | #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) |
3875 | #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) | |
428870ff | 3876 | |
867959b5 | 3877 | static const char *zdb_ot_extname[] = { |
428870ff BB |
3878 | "deferred free", |
3879 | "dedup ditto", | |
9ae529ec | 3880 | "other", |
428870ff BB |
3881 | "Total", |
3882 | }; | |
34dc7c2f | 3883 | |
b128c09f | 3884 | #define ZB_TOTAL DN_MAX_LEVELS |
34dc7c2f BB |
3885 | |
3886 | typedef struct zdb_cb { | |
428870ff | 3887 | zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; |
a1d477c2 | 3888 | uint64_t zcb_removing_size; |
d2734cce | 3889 | uint64_t zcb_checkpoint_size; |
428870ff BB |
3890 | uint64_t zcb_dedup_asize; |
3891 | uint64_t zcb_dedup_blocks; | |
9b67f605 MA |
3892 | uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; |
3893 | uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] | |
f0c26069 | 3894 | [BPE_PAYLOAD_SIZE + 1]; |
d5869641 | 3895 | uint64_t zcb_start; |
867959b5 | 3896 | hrtime_t zcb_lastprint; |
d5869641 | 3897 | uint64_t zcb_totalasize; |
34dc7c2f | 3898 | uint64_t zcb_errors[256]; |
34dc7c2f BB |
3899 | int zcb_readfails; |
3900 | int zcb_haderrors; | |
428870ff | 3901 | spa_t *zcb_spa; |
a1d477c2 | 3902 | uint32_t **zcb_vd_obsolete_counts; |
34dc7c2f BB |
3903 | } zdb_cb_t; |
3904 | ||
cc99f275 DB |
3905 | /* test if two DVA offsets from same vdev are within the same metaslab */ |
3906 | static boolean_t | |
3907 | same_metaslab(spa_t *spa, uint64_t vdev, uint64_t off1, uint64_t off2) | |
3908 | { | |
3909 | vdev_t *vd = vdev_lookup_top(spa, vdev); | |
3910 | uint64_t ms_shift = vd->vdev_ms_shift; | |
3911 | ||
3912 | return ((off1 >> ms_shift) == (off2 >> ms_shift)); | |
3913 | } | |
3914 | ||
34dc7c2f | 3915 | static void |
428870ff BB |
3916 | zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, |
3917 | dmu_object_type_t type) | |
34dc7c2f | 3918 | { |
428870ff | 3919 | uint64_t refcnt = 0; |
d6320ddb | 3920 | int i; |
428870ff BB |
3921 | |
3922 | ASSERT(type < ZDB_OT_TOTAL); | |
3923 | ||
3924 | if (zilog && zil_bp_tree_add(zilog, bp) != 0) | |
3925 | return; | |
3926 | ||
cc99f275 DB |
3927 | spa_config_enter(zcb->zcb_spa, SCL_CONFIG, FTAG, RW_READER); |
3928 | ||
d6320ddb | 3929 | for (i = 0; i < 4; i++) { |
34dc7c2f | 3930 | int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; |
428870ff | 3931 | int t = (i & 1) ? type : ZDB_OT_TOTAL; |
83017311 | 3932 | int equal; |
34dc7c2f BB |
3933 | zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; |
3934 | ||
3935 | zb->zb_asize += BP_GET_ASIZE(bp); | |
3936 | zb->zb_lsize += BP_GET_LSIZE(bp); | |
3937 | zb->zb_psize += BP_GET_PSIZE(bp); | |
3938 | zb->zb_count++; | |
f1512ee6 MA |
3939 | |
3940 | /* | |
3941 | * The histogram is only big enough to record blocks up to | |
3942 | * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, | |
3943 | * "other", bucket. | |
3944 | */ | |
867959b5 | 3945 | unsigned idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; |
f1512ee6 MA |
3946 | idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); |
3947 | zb->zb_psize_histogram[idx]++; | |
83017311 MA |
3948 | |
3949 | zb->zb_gangs += BP_COUNT_GANG(bp); | |
3950 | ||
3951 | switch (BP_GET_NDVAS(bp)) { | |
3952 | case 2: | |
3953 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
cc99f275 | 3954 | DVA_GET_VDEV(&bp->blk_dva[1])) { |
83017311 | 3955 | zb->zb_ditto_samevdev++; |
cc99f275 DB |
3956 | |
3957 | if (same_metaslab(zcb->zcb_spa, | |
3958 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
3959 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
3960 | DVA_GET_OFFSET(&bp->blk_dva[1]))) | |
3961 | zb->zb_ditto_same_ms++; | |
3962 | } | |
83017311 MA |
3963 | break; |
3964 | case 3: | |
3965 | equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
3966 | DVA_GET_VDEV(&bp->blk_dva[1])) + | |
3967 | (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
3968 | DVA_GET_VDEV(&bp->blk_dva[2])) + | |
3969 | (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
3970 | DVA_GET_VDEV(&bp->blk_dva[2])); | |
cc99f275 | 3971 | if (equal != 0) { |
83017311 | 3972 | zb->zb_ditto_samevdev++; |
cc99f275 DB |
3973 | |
3974 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
3975 | DVA_GET_VDEV(&bp->blk_dva[1]) && | |
3976 | same_metaslab(zcb->zcb_spa, | |
3977 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
3978 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
3979 | DVA_GET_OFFSET(&bp->blk_dva[1]))) | |
3980 | zb->zb_ditto_same_ms++; | |
3981 | else if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
3982 | DVA_GET_VDEV(&bp->blk_dva[2]) && | |
3983 | same_metaslab(zcb->zcb_spa, | |
3984 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
3985 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
3986 | DVA_GET_OFFSET(&bp->blk_dva[2]))) | |
3987 | zb->zb_ditto_same_ms++; | |
3988 | else if (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
3989 | DVA_GET_VDEV(&bp->blk_dva[2]) && | |
3990 | same_metaslab(zcb->zcb_spa, | |
3991 | DVA_GET_VDEV(&bp->blk_dva[1]), | |
3992 | DVA_GET_OFFSET(&bp->blk_dva[1]), | |
3993 | DVA_GET_OFFSET(&bp->blk_dva[2]))) | |
3994 | zb->zb_ditto_same_ms++; | |
3995 | } | |
83017311 MA |
3996 | break; |
3997 | } | |
34dc7c2f BB |
3998 | } |
3999 | ||
cc99f275 DB |
4000 | spa_config_exit(zcb->zcb_spa, SCL_CONFIG, FTAG); |
4001 | ||
9b67f605 MA |
4002 | if (BP_IS_EMBEDDED(bp)) { |
4003 | zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; | |
4004 | zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] | |
4005 | [BPE_GET_PSIZE(bp)]++; | |
4006 | return; | |
4007 | } | |
4008 | ||
428870ff BB |
4009 | if (dump_opt['L']) |
4010 | return; | |
4011 | ||
4012 | if (BP_GET_DEDUP(bp)) { | |
4013 | ddt_t *ddt; | |
4014 | ddt_entry_t *dde; | |
4015 | ||
4016 | ddt = ddt_select(zcb->zcb_spa, bp); | |
4017 | ddt_enter(ddt); | |
4018 | dde = ddt_lookup(ddt, bp, B_FALSE); | |
4019 | ||
4020 | if (dde == NULL) { | |
4021 | refcnt = 0; | |
4022 | } else { | |
4023 | ddt_phys_t *ddp = ddt_phys_select(dde, bp); | |
4024 | ddt_phys_decref(ddp); | |
4025 | refcnt = ddp->ddp_refcnt; | |
4026 | if (ddt_phys_total_refcnt(dde) == 0) | |
4027 | ddt_remove(ddt, dde); | |
34dc7c2f | 4028 | } |
428870ff | 4029 | ddt_exit(ddt); |
34dc7c2f BB |
4030 | } |
4031 | ||
428870ff | 4032 | VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, |
d2734cce | 4033 | refcnt ? 0 : spa_min_claim_txg(zcb->zcb_spa), |
428870ff | 4034 | bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); |
34dc7c2f BB |
4035 | } |
4036 | ||
5853fe79 GW |
4037 | static void |
4038 | zdb_blkptr_done(zio_t *zio) | |
4039 | { | |
4040 | spa_t *spa = zio->io_spa; | |
4041 | blkptr_t *bp = zio->io_bp; | |
4042 | int ioerr = zio->io_error; | |
4043 | zdb_cb_t *zcb = zio->io_private; | |
5dbd68a3 | 4044 | zbookmark_phys_t *zb = &zio->io_bookmark; |
5853fe79 | 4045 | |
a6255b7f | 4046 | abd_free(zio->io_abd); |
5853fe79 GW |
4047 | |
4048 | mutex_enter(&spa->spa_scrub_lock); | |
c8242a96 | 4049 | spa->spa_load_verify_bytes -= BP_GET_PSIZE(bp); |
5853fe79 GW |
4050 | cv_broadcast(&spa->spa_scrub_io_cv); |
4051 | ||
4052 | if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { | |
4053 | char blkbuf[BP_SPRINTF_LEN]; | |
4054 | ||
4055 | zcb->zcb_haderrors = 1; | |
4056 | zcb->zcb_errors[ioerr]++; | |
4057 | ||
4058 | if (dump_opt['b'] >= 2) | |
b0bc7a84 | 4059 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
5853fe79 GW |
4060 | else |
4061 | blkbuf[0] = '\0'; | |
4062 | ||
4063 | (void) printf("zdb_blkptr_cb: " | |
4064 | "Got error %d reading " | |
4065 | "<%llu, %llu, %lld, %llx> %s -- skipping\n", | |
4066 | ioerr, | |
4067 | (u_longlong_t)zb->zb_objset, | |
4068 | (u_longlong_t)zb->zb_object, | |
4069 | (u_longlong_t)zb->zb_level, | |
4070 | (u_longlong_t)zb->zb_blkid, | |
4071 | blkbuf); | |
4072 | } | |
4073 | mutex_exit(&spa->spa_scrub_lock); | |
4074 | } | |
4075 | ||
34dc7c2f | 4076 | static int |
294f6806 | 4077 | zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, |
5dbd68a3 | 4078 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
34dc7c2f | 4079 | { |
34dc7c2f | 4080 | zdb_cb_t *zcb = arg; |
9babb374 | 4081 | dmu_object_type_t type; |
428870ff | 4082 | boolean_t is_metadata; |
34dc7c2f | 4083 | |
30af21b0 | 4084 | if (zb->zb_level == ZB_DNODE_LEVEL) |
fcff0f35 PD |
4085 | return (0); |
4086 | ||
b0bc7a84 MG |
4087 | if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { |
4088 | char blkbuf[BP_SPRINTF_LEN]; | |
4089 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); | |
4090 | (void) printf("objset %llu object %llu " | |
4091 | "level %lld offset 0x%llx %s\n", | |
4092 | (u_longlong_t)zb->zb_objset, | |
4093 | (u_longlong_t)zb->zb_object, | |
4094 | (longlong_t)zb->zb_level, | |
4095 | (u_longlong_t)blkid2offset(dnp, bp, zb), | |
4096 | blkbuf); | |
4097 | } | |
4098 | ||
30af21b0 | 4099 | if (BP_IS_HOLE(bp) || BP_IS_REDACTED(bp)) |
b128c09f BB |
4100 | return (0); |
4101 | ||
9babb374 BB |
4102 | type = BP_GET_TYPE(bp); |
4103 | ||
9ae529ec CS |
4104 | zdb_count_block(zcb, zilog, bp, |
4105 | (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); | |
b128c09f | 4106 | |
9ae529ec | 4107 | is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); |
428870ff | 4108 | |
9b67f605 MA |
4109 | if (!BP_IS_EMBEDDED(bp) && |
4110 | (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { | |
428870ff | 4111 | size_t size = BP_GET_PSIZE(bp); |
a6255b7f | 4112 | abd_t *abd = abd_alloc(size, B_FALSE); |
428870ff | 4113 | int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; |
9babb374 | 4114 | |
428870ff BB |
4115 | /* If it's an intent log block, failure is expected. */ |
4116 | if (zb->zb_level == ZB_ZIL_LEVEL) | |
4117 | flags |= ZIO_FLAG_SPECULATIVE; | |
b128c09f | 4118 | |
5853fe79 | 4119 | mutex_enter(&spa->spa_scrub_lock); |
c8242a96 | 4120 | while (spa->spa_load_verify_bytes > max_inflight_bytes) |
5853fe79 | 4121 | cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); |
c8242a96 | 4122 | spa->spa_load_verify_bytes += size; |
5853fe79 | 4123 | mutex_exit(&spa->spa_scrub_lock); |
428870ff | 4124 | |
a6255b7f | 4125 | zio_nowait(zio_read(NULL, spa, bp, abd, size, |
5853fe79 | 4126 | zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); |
34dc7c2f BB |
4127 | } |
4128 | ||
4129 | zcb->zcb_readfails = 0; | |
4130 | ||
e5fd1dd6 MA |
4131 | /* only call gethrtime() every 100 blocks */ |
4132 | static int iters; | |
4133 | if (++iters > 100) | |
4134 | iters = 0; | |
4135 | else | |
4136 | return (0); | |
4137 | ||
4138 | if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { | |
d5869641 MA |
4139 | uint64_t now = gethrtime(); |
4140 | char buf[10]; | |
4141 | uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; | |
4142 | int kb_per_sec = | |
4143 | 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); | |
4144 | int sec_remaining = | |
4145 | (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; | |
4146 | ||
f3c8c9e6 JK |
4147 | /* make sure nicenum has enough space */ |
4148 | CTASSERT(sizeof (buf) >= NN_NUMBUF_SZ); | |
4149 | ||
e7fbeb60 | 4150 | zfs_nicebytes(bytes, buf, sizeof (buf)); |
d5869641 MA |
4151 | (void) fprintf(stderr, |
4152 | "\r%5s completed (%4dMB/s) " | |
4153 | "estimated time remaining: %uhr %02umin %02usec ", | |
4154 | buf, kb_per_sec / 1024, | |
4155 | sec_remaining / 60 / 60, | |
4156 | sec_remaining / 60 % 60, | |
4157 | sec_remaining % 60); | |
4158 | ||
4159 | zcb->zcb_lastprint = now; | |
4160 | } | |
4161 | ||
34dc7c2f BB |
4162 | return (0); |
4163 | } | |
4164 | ||
428870ff | 4165 | static void |
93cf2076 | 4166 | zdb_leak(void *arg, uint64_t start, uint64_t size) |
428870ff | 4167 | { |
93cf2076 | 4168 | vdev_t *vd = arg; |
428870ff BB |
4169 | |
4170 | (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", | |
4171 | (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); | |
4172 | } | |
4173 | ||
93cf2076 | 4174 | static metaslab_ops_t zdb_metaslab_ops = { |
f3a7f661 | 4175 | NULL /* alloc */ |
428870ff BB |
4176 | }; |
4177 | ||
93e28d66 SD |
4178 | typedef int (*zdb_log_sm_cb_t)(spa_t *spa, space_map_entry_t *sme, |
4179 | uint64_t txg, void *arg); | |
4180 | ||
4181 | typedef struct unflushed_iter_cb_arg { | |
4182 | spa_t *uic_spa; | |
4183 | uint64_t uic_txg; | |
4184 | void *uic_arg; | |
4185 | zdb_log_sm_cb_t uic_cb; | |
4186 | } unflushed_iter_cb_arg_t; | |
4187 | ||
4188 | static int | |
4189 | iterate_through_spacemap_logs_cb(space_map_entry_t *sme, void *arg) | |
4190 | { | |
4191 | unflushed_iter_cb_arg_t *uic = arg; | |
4192 | return (uic->uic_cb(uic->uic_spa, sme, uic->uic_txg, uic->uic_arg)); | |
4193 | } | |
4194 | ||
4195 | static void | |
4196 | iterate_through_spacemap_logs(spa_t *spa, zdb_log_sm_cb_t cb, void *arg) | |
4197 | { | |
4198 | if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) | |
4199 | return; | |
4200 | ||
4201 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
4202 | for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); | |
4203 | sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) { | |
4204 | space_map_t *sm = NULL; | |
4205 | VERIFY0(space_map_open(&sm, spa_meta_objset(spa), | |
4206 | sls->sls_sm_obj, 0, UINT64_MAX, SPA_MINBLOCKSHIFT)); | |
4207 | ||
4208 | unflushed_iter_cb_arg_t uic = { | |
4209 | .uic_spa = spa, | |
4210 | .uic_txg = sls->sls_txg, | |
4211 | .uic_arg = arg, | |
4212 | .uic_cb = cb | |
4213 | }; | |
4214 | ||
4215 | VERIFY0(space_map_iterate(sm, space_map_length(sm), | |
4216 | iterate_through_spacemap_logs_cb, &uic)); | |
4217 | space_map_close(sm); | |
4218 | } | |
4219 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
4220 | } | |
4221 | ||
4222 | /* ARGSUSED */ | |
4223 | static int | |
4224 | load_unflushed_svr_segs_cb(spa_t *spa, space_map_entry_t *sme, | |
4225 | uint64_t txg, void *arg) | |
4226 | { | |
4227 | spa_vdev_removal_t *svr = arg; | |
4228 | ||
4229 | uint64_t offset = sme->sme_offset; | |
4230 | uint64_t size = sme->sme_run; | |
4231 | ||
4232 | /* skip vdevs we don't care about */ | |
4233 | if (sme->sme_vdev != svr->svr_vdev_id) | |
4234 | return (0); | |
4235 | ||
4236 | vdev_t *vd = vdev_lookup_top(spa, sme->sme_vdev); | |
4237 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
4238 | ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); | |
4239 | ||
4240 | if (txg < metaslab_unflushed_txg(ms)) | |
4241 | return (0); | |
4242 | ||
4243 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
4244 | ASSERT(vim != NULL); | |
4245 | if (offset >= vdev_indirect_mapping_max_offset(vim)) | |
4246 | return (0); | |
4247 | ||
4248 | if (sme->sme_type == SM_ALLOC) | |
4249 | range_tree_add(svr->svr_allocd_segs, offset, size); | |
4250 | else | |
4251 | range_tree_remove(svr->svr_allocd_segs, offset, size); | |
4252 | ||
4253 | return (0); | |
4254 | } | |
4255 | ||
a1d477c2 MA |
4256 | /* ARGSUSED */ |
4257 | static void | |
4258 | claim_segment_impl_cb(uint64_t inner_offset, vdev_t *vd, uint64_t offset, | |
4259 | uint64_t size, void *arg) | |
4260 | { | |
4261 | /* | |
4262 | * This callback was called through a remap from | |
4263 | * a device being removed. Therefore, the vdev that | |
4264 | * this callback is applied to is a concrete | |
4265 | * vdev. | |
4266 | */ | |
4267 | ASSERT(vdev_is_concrete(vd)); | |
4268 | ||
4269 | VERIFY0(metaslab_claim_impl(vd, offset, size, | |
d2734cce | 4270 | spa_min_claim_txg(vd->vdev_spa))); |
a1d477c2 MA |
4271 | } |
4272 | ||
4273 | static void | |
4274 | claim_segment_cb(void *arg, uint64_t offset, uint64_t size) | |
4275 | { | |
4276 | vdev_t *vd = arg; | |
4277 | ||
4278 | vdev_indirect_ops.vdev_op_remap(vd, offset, size, | |
4279 | claim_segment_impl_cb, NULL); | |
4280 | } | |
4281 | ||
4282 | /* | |
4283 | * After accounting for all allocated blocks that are directly referenced, | |
4284 | * we might have missed a reference to a block from a partially complete | |
4285 | * (and thus unused) indirect mapping object. We perform a secondary pass | |
4286 | * through the metaslabs we have already mapped and claim the destination | |
4287 | * blocks. | |
4288 | */ | |
4289 | static void | |
4290 | zdb_claim_removing(spa_t *spa, zdb_cb_t *zcb) | |
4291 | { | |
21e7cf5d SD |
4292 | if (dump_opt['L']) |
4293 | return; | |
4294 | ||
a1d477c2 MA |
4295 | if (spa->spa_vdev_removal == NULL) |
4296 | return; | |
4297 | ||
4298 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
4299 | ||
4300 | spa_vdev_removal_t *svr = spa->spa_vdev_removal; | |
9e052db4 | 4301 | vdev_t *vd = vdev_lookup_top(spa, svr->svr_vdev_id); |
a1d477c2 MA |
4302 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; |
4303 | ||
93e28d66 SD |
4304 | ASSERT0(range_tree_space(svr->svr_allocd_segs)); |
4305 | ||
ca577779 | 4306 | range_tree_t *allocs = range_tree_create(NULL, RANGE_SEG64, NULL, 0, 0); |
a1d477c2 MA |
4307 | for (uint64_t msi = 0; msi < vd->vdev_ms_count; msi++) { |
4308 | metaslab_t *msp = vd->vdev_ms[msi]; | |
4309 | ||
4310 | if (msp->ms_start >= vdev_indirect_mapping_max_offset(vim)) | |
4311 | break; | |
4312 | ||
93e28d66 SD |
4313 | ASSERT0(range_tree_space(allocs)); |
4314 | if (msp->ms_sm != NULL) | |
4315 | VERIFY0(space_map_load(msp->ms_sm, allocs, SM_ALLOC)); | |
4316 | range_tree_vacate(allocs, range_tree_add, svr->svr_allocd_segs); | |
4317 | } | |
4318 | range_tree_destroy(allocs); | |
a1d477c2 | 4319 | |
93e28d66 | 4320 | iterate_through_spacemap_logs(spa, load_unflushed_svr_segs_cb, svr); |
a1d477c2 | 4321 | |
93e28d66 SD |
4322 | /* |
4323 | * Clear everything past what has been synced, | |
4324 | * because we have not allocated mappings for | |
4325 | * it yet. | |
4326 | */ | |
4327 | range_tree_clear(svr->svr_allocd_segs, | |
4328 | vdev_indirect_mapping_max_offset(vim), | |
4329 | vd->vdev_asize - vdev_indirect_mapping_max_offset(vim)); | |
a1d477c2 | 4330 | |
93e28d66 SD |
4331 | zcb->zcb_removing_size += range_tree_space(svr->svr_allocd_segs); |
4332 | range_tree_vacate(svr->svr_allocd_segs, claim_segment_cb, vd); | |
a1d477c2 MA |
4333 | |
4334 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
4335 | } | |
4336 | ||
a1d477c2 MA |
4337 | /* ARGSUSED */ |
4338 | static int | |
37f03da8 SH |
4339 | increment_indirect_mapping_cb(void *arg, const blkptr_t *bp, boolean_t bp_freed, |
4340 | dmu_tx_t *tx) | |
a1d477c2 MA |
4341 | { |
4342 | zdb_cb_t *zcb = arg; | |
4343 | spa_t *spa = zcb->zcb_spa; | |
4344 | vdev_t *vd; | |
4345 | const dva_t *dva = &bp->blk_dva[0]; | |
4346 | ||
37f03da8 | 4347 | ASSERT(!bp_freed); |
a1d477c2 MA |
4348 | ASSERT(!dump_opt['L']); |
4349 | ASSERT3U(BP_GET_NDVAS(bp), ==, 1); | |
4350 | ||
4351 | spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); | |
4352 | vd = vdev_lookup_top(zcb->zcb_spa, DVA_GET_VDEV(dva)); | |
4353 | ASSERT3P(vd, !=, NULL); | |
4354 | spa_config_exit(spa, SCL_VDEV, FTAG); | |
4355 | ||
4356 | ASSERT(vd->vdev_indirect_config.vic_mapping_object != 0); | |
4357 | ASSERT3P(zcb->zcb_vd_obsolete_counts[vd->vdev_id], !=, NULL); | |
4358 | ||
4359 | vdev_indirect_mapping_increment_obsolete_count( | |
4360 | vd->vdev_indirect_mapping, | |
4361 | DVA_GET_OFFSET(dva), DVA_GET_ASIZE(dva), | |
4362 | zcb->zcb_vd_obsolete_counts[vd->vdev_id]); | |
4363 | ||
4364 | return (0); | |
4365 | } | |
4366 | ||
4367 | static uint32_t * | |
4368 | zdb_load_obsolete_counts(vdev_t *vd) | |
4369 | { | |
4370 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
4371 | spa_t *spa = vd->vdev_spa; | |
4372 | spa_condensing_indirect_phys_t *scip = | |
4373 | &spa->spa_condensing_indirect_phys; | |
27f80e85 | 4374 | uint64_t obsolete_sm_object; |
a1d477c2 MA |
4375 | uint32_t *counts; |
4376 | ||
27f80e85 BB |
4377 | VERIFY0(vdev_obsolete_sm_object(vd, &obsolete_sm_object)); |
4378 | EQUIV(obsolete_sm_object != 0, vd->vdev_obsolete_sm != NULL); | |
a1d477c2 MA |
4379 | counts = vdev_indirect_mapping_load_obsolete_counts(vim); |
4380 | if (vd->vdev_obsolete_sm != NULL) { | |
4381 | vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, | |
4382 | vd->vdev_obsolete_sm); | |
4383 | } | |
4384 | if (scip->scip_vdev == vd->vdev_id && | |
4385 | scip->scip_prev_obsolete_sm_object != 0) { | |
4386 | space_map_t *prev_obsolete_sm = NULL; | |
4387 | VERIFY0(space_map_open(&prev_obsolete_sm, spa->spa_meta_objset, | |
4388 | scip->scip_prev_obsolete_sm_object, 0, vd->vdev_asize, 0)); | |
a1d477c2 MA |
4389 | vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, |
4390 | prev_obsolete_sm); | |
4391 | space_map_close(prev_obsolete_sm); | |
4392 | } | |
4393 | return (counts); | |
4394 | } | |
4395 | ||
428870ff BB |
4396 | static void |
4397 | zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
4398 | { | |
867959b5 | 4399 | ddt_bookmark_t ddb; |
428870ff BB |
4400 | ddt_entry_t dde; |
4401 | int error; | |
d6320ddb | 4402 | int p; |
428870ff | 4403 | |
21e7cf5d SD |
4404 | ASSERT(!dump_opt['L']); |
4405 | ||
867959b5 | 4406 | bzero(&ddb, sizeof (ddb)); |
428870ff BB |
4407 | while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { |
4408 | blkptr_t blk; | |
4409 | ddt_phys_t *ddp = dde.dde_phys; | |
4410 | ||
4411 | if (ddb.ddb_class == DDT_CLASS_UNIQUE) | |
4412 | return; | |
4413 | ||
4414 | ASSERT(ddt_phys_total_refcnt(&dde) > 1); | |
4415 | ||
d6320ddb | 4416 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
4417 | if (ddp->ddp_phys_birth == 0) |
4418 | continue; | |
4419 | ddt_bp_create(ddb.ddb_checksum, | |
4420 | &dde.dde_key, ddp, &blk); | |
4421 | if (p == DDT_PHYS_DITTO) { | |
4422 | zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); | |
4423 | } else { | |
4424 | zcb->zcb_dedup_asize += | |
4425 | BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); | |
4426 | zcb->zcb_dedup_blocks++; | |
4427 | } | |
4428 | } | |
21e7cf5d SD |
4429 | ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; |
4430 | ddt_enter(ddt); | |
4431 | VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); | |
4432 | ddt_exit(ddt); | |
428870ff BB |
4433 | } |
4434 | ||
4435 | ASSERT(error == ENOENT); | |
4436 | } | |
4437 | ||
d2734cce SD |
4438 | typedef struct checkpoint_sm_exclude_entry_arg { |
4439 | vdev_t *cseea_vd; | |
4440 | uint64_t cseea_checkpoint_size; | |
4441 | } checkpoint_sm_exclude_entry_arg_t; | |
4442 | ||
4443 | static int | |
4d044c4c | 4444 | checkpoint_sm_exclude_entry_cb(space_map_entry_t *sme, void *arg) |
d2734cce SD |
4445 | { |
4446 | checkpoint_sm_exclude_entry_arg_t *cseea = arg; | |
4447 | vdev_t *vd = cseea->cseea_vd; | |
4d044c4c SD |
4448 | metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; |
4449 | uint64_t end = sme->sme_offset + sme->sme_run; | |
d2734cce | 4450 | |
4d044c4c | 4451 | ASSERT(sme->sme_type == SM_FREE); |
d2734cce SD |
4452 | |
4453 | /* | |
4454 | * Since the vdev_checkpoint_sm exists in the vdev level | |
4455 | * and the ms_sm space maps exist in the metaslab level, | |
4456 | * an entry in the checkpoint space map could theoretically | |
4457 | * cross the boundaries of the metaslab that it belongs. | |
4458 | * | |
4459 | * In reality, because of the way that we populate and | |
4460 | * manipulate the checkpoint's space maps currently, | |
4461 | * there shouldn't be any entries that cross metaslabs. | |
4462 | * Hence the assertion below. | |
4463 | * | |
4464 | * That said, there is no fundamental requirement that | |
4465 | * the checkpoint's space map entries should not cross | |
4466 | * metaslab boundaries. So if needed we could add code | |
4467 | * that handles metaslab-crossing segments in the future. | |
4468 | */ | |
4d044c4c | 4469 | VERIFY3U(sme->sme_offset, >=, ms->ms_start); |
d2734cce SD |
4470 | VERIFY3U(end, <=, ms->ms_start + ms->ms_size); |
4471 | ||
4472 | /* | |
4473 | * By removing the entry from the allocated segments we | |
4474 | * also verify that the entry is there to begin with. | |
4475 | */ | |
4476 | mutex_enter(&ms->ms_lock); | |
4d044c4c | 4477 | range_tree_remove(ms->ms_allocatable, sme->sme_offset, sme->sme_run); |
d2734cce SD |
4478 | mutex_exit(&ms->ms_lock); |
4479 | ||
4d044c4c | 4480 | cseea->cseea_checkpoint_size += sme->sme_run; |
d2734cce SD |
4481 | return (0); |
4482 | } | |
4483 | ||
4484 | static void | |
4485 | zdb_leak_init_vdev_exclude_checkpoint(vdev_t *vd, zdb_cb_t *zcb) | |
4486 | { | |
4487 | spa_t *spa = vd->vdev_spa; | |
4488 | space_map_t *checkpoint_sm = NULL; | |
4489 | uint64_t checkpoint_sm_obj; | |
4490 | ||
4491 | /* | |
4492 | * If there is no vdev_top_zap, we are in a pool whose | |
4493 | * version predates the pool checkpoint feature. | |
4494 | */ | |
4495 | if (vd->vdev_top_zap == 0) | |
4496 | return; | |
4497 | ||
4498 | /* | |
4499 | * If there is no reference of the vdev_checkpoint_sm in | |
4500 | * the vdev_top_zap, then one of the following scenarios | |
4501 | * is true: | |
4502 | * | |
4503 | * 1] There is no checkpoint | |
4504 | * 2] There is a checkpoint, but no checkpointed blocks | |
4505 | * have been freed yet | |
4506 | * 3] The current vdev is indirect | |
4507 | * | |
4508 | * In these cases we return immediately. | |
4509 | */ | |
4510 | if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, | |
4511 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
4512 | return; | |
4513 | ||
4514 | VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, | |
4515 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, sizeof (uint64_t), 1, | |
4516 | &checkpoint_sm_obj)); | |
4517 | ||
4518 | checkpoint_sm_exclude_entry_arg_t cseea; | |
4519 | cseea.cseea_vd = vd; | |
4520 | cseea.cseea_checkpoint_size = 0; | |
4521 | ||
4522 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), | |
4523 | checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); | |
d2734cce SD |
4524 | |
4525 | VERIFY0(space_map_iterate(checkpoint_sm, | |
425d3237 | 4526 | space_map_length(checkpoint_sm), |
d2734cce SD |
4527 | checkpoint_sm_exclude_entry_cb, &cseea)); |
4528 | space_map_close(checkpoint_sm); | |
4529 | ||
4530 | zcb->zcb_checkpoint_size += cseea.cseea_checkpoint_size; | |
4531 | } | |
4532 | ||
4533 | static void | |
4534 | zdb_leak_init_exclude_checkpoint(spa_t *spa, zdb_cb_t *zcb) | |
4535 | { | |
21e7cf5d SD |
4536 | ASSERT(!dump_opt['L']); |
4537 | ||
d2734cce SD |
4538 | vdev_t *rvd = spa->spa_root_vdev; |
4539 | for (uint64_t c = 0; c < rvd->vdev_children; c++) { | |
4540 | ASSERT3U(c, ==, rvd->vdev_child[c]->vdev_id); | |
4541 | zdb_leak_init_vdev_exclude_checkpoint(rvd->vdev_child[c], zcb); | |
4542 | } | |
4543 | } | |
4544 | ||
93e28d66 SD |
4545 | static int |
4546 | count_unflushed_space_cb(spa_t *spa, space_map_entry_t *sme, | |
4547 | uint64_t txg, void *arg) | |
4548 | { | |
4549 | int64_t *ualloc_space = arg; | |
4550 | ||
4551 | uint64_t offset = sme->sme_offset; | |
4552 | uint64_t vdev_id = sme->sme_vdev; | |
4553 | ||
4554 | vdev_t *vd = vdev_lookup_top(spa, vdev_id); | |
4555 | if (!vdev_is_concrete(vd)) | |
4556 | return (0); | |
4557 | ||
4558 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
4559 | ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); | |
4560 | ||
4561 | if (txg < metaslab_unflushed_txg(ms)) | |
4562 | return (0); | |
4563 | ||
4564 | if (sme->sme_type == SM_ALLOC) | |
4565 | *ualloc_space += sme->sme_run; | |
4566 | else | |
4567 | *ualloc_space -= sme->sme_run; | |
4568 | ||
4569 | return (0); | |
4570 | } | |
4571 | ||
4572 | static int64_t | |
4573 | get_unflushed_alloc_space(spa_t *spa) | |
4574 | { | |
4575 | if (dump_opt['L']) | |
4576 | return (0); | |
4577 | ||
4578 | int64_t ualloc_space = 0; | |
4579 | iterate_through_spacemap_logs(spa, count_unflushed_space_cb, | |
4580 | &ualloc_space); | |
4581 | return (ualloc_space); | |
4582 | } | |
4583 | ||
4584 | static int | |
4585 | load_unflushed_cb(spa_t *spa, space_map_entry_t *sme, uint64_t txg, void *arg) | |
4586 | { | |
4587 | maptype_t *uic_maptype = arg; | |
4588 | ||
4589 | uint64_t offset = sme->sme_offset; | |
4590 | uint64_t size = sme->sme_run; | |
4591 | uint64_t vdev_id = sme->sme_vdev; | |
4592 | ||
4593 | vdev_t *vd = vdev_lookup_top(spa, vdev_id); | |
4594 | ||
4595 | /* skip indirect vdevs */ | |
4596 | if (!vdev_is_concrete(vd)) | |
4597 | return (0); | |
4598 | ||
4599 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
4600 | ||
4601 | ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); | |
4602 | ASSERT(*uic_maptype == SM_ALLOC || *uic_maptype == SM_FREE); | |
4603 | ||
4604 | if (txg < metaslab_unflushed_txg(ms)) | |
4605 | return (0); | |
4606 | ||
4607 | if (*uic_maptype == sme->sme_type) | |
4608 | range_tree_add(ms->ms_allocatable, offset, size); | |
4609 | else | |
4610 | range_tree_remove(ms->ms_allocatable, offset, size); | |
4611 | ||
4612 | return (0); | |
4613 | } | |
4614 | ||
4615 | static void | |
4616 | load_unflushed_to_ms_allocatables(spa_t *spa, maptype_t maptype) | |
4617 | { | |
4618 | iterate_through_spacemap_logs(spa, load_unflushed_cb, &maptype); | |
4619 | } | |
4620 | ||
d2734cce SD |
4621 | static void |
4622 | load_concrete_ms_allocatable_trees(spa_t *spa, maptype_t maptype) | |
4623 | { | |
4624 | vdev_t *rvd = spa->spa_root_vdev; | |
4625 | for (uint64_t i = 0; i < rvd->vdev_children; i++) { | |
4626 | vdev_t *vd = rvd->vdev_child[i]; | |
4627 | ||
4628 | ASSERT3U(i, ==, vd->vdev_id); | |
4629 | ||
4630 | if (vd->vdev_ops == &vdev_indirect_ops) | |
4631 | continue; | |
4632 | ||
4633 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
4634 | metaslab_t *msp = vd->vdev_ms[m]; | |
4635 | ||
4636 | (void) fprintf(stderr, | |
4637 | "\rloading concrete vdev %llu, " | |
4638 | "metaslab %llu of %llu ...", | |
4639 | (longlong_t)vd->vdev_id, | |
4640 | (longlong_t)msp->ms_id, | |
4641 | (longlong_t)vd->vdev_ms_count); | |
4642 | ||
4643 | mutex_enter(&msp->ms_lock); | |
93e28d66 | 4644 | range_tree_vacate(msp->ms_allocatable, NULL, NULL); |
d2734cce SD |
4645 | |
4646 | /* | |
4647 | * We don't want to spend the CPU manipulating the | |
4648 | * size-ordered tree, so clear the range_tree ops. | |
4649 | */ | |
4650 | msp->ms_allocatable->rt_ops = NULL; | |
4651 | ||
4652 | if (msp->ms_sm != NULL) { | |
4653 | VERIFY0(space_map_load(msp->ms_sm, | |
4654 | msp->ms_allocatable, maptype)); | |
4655 | } | |
4656 | if (!msp->ms_loaded) | |
4657 | msp->ms_loaded = B_TRUE; | |
4658 | mutex_exit(&msp->ms_lock); | |
4659 | } | |
4660 | } | |
93e28d66 SD |
4661 | |
4662 | load_unflushed_to_ms_allocatables(spa, maptype); | |
d2734cce SD |
4663 | } |
4664 | ||
4665 | /* | |
4666 | * vm_idxp is an in-out parameter which (for indirect vdevs) is the | |
4667 | * index in vim_entries that has the first entry in this metaslab. | |
4668 | * On return, it will be set to the first entry after this metaslab. | |
4669 | */ | |
4670 | static void | |
4671 | load_indirect_ms_allocatable_tree(vdev_t *vd, metaslab_t *msp, | |
4672 | uint64_t *vim_idxp) | |
4673 | { | |
4674 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
4675 | ||
4676 | mutex_enter(&msp->ms_lock); | |
93e28d66 | 4677 | range_tree_vacate(msp->ms_allocatable, NULL, NULL); |
d2734cce SD |
4678 | |
4679 | /* | |
4680 | * We don't want to spend the CPU manipulating the | |
4681 | * size-ordered tree, so clear the range_tree ops. | |
4682 | */ | |
4683 | msp->ms_allocatable->rt_ops = NULL; | |
4684 | ||
4685 | for (; *vim_idxp < vdev_indirect_mapping_num_entries(vim); | |
4686 | (*vim_idxp)++) { | |
4687 | vdev_indirect_mapping_entry_phys_t *vimep = | |
4688 | &vim->vim_entries[*vim_idxp]; | |
4689 | uint64_t ent_offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); | |
4690 | uint64_t ent_len = DVA_GET_ASIZE(&vimep->vimep_dst); | |
4691 | ASSERT3U(ent_offset, >=, msp->ms_start); | |
4692 | if (ent_offset >= msp->ms_start + msp->ms_size) | |
4693 | break; | |
4694 | ||
4695 | /* | |
4696 | * Mappings do not cross metaslab boundaries, | |
4697 | * because we create them by walking the metaslabs. | |
4698 | */ | |
4699 | ASSERT3U(ent_offset + ent_len, <=, | |
4700 | msp->ms_start + msp->ms_size); | |
4701 | range_tree_add(msp->ms_allocatable, ent_offset, ent_len); | |
4702 | } | |
4703 | ||
4704 | if (!msp->ms_loaded) | |
4705 | msp->ms_loaded = B_TRUE; | |
4706 | mutex_exit(&msp->ms_lock); | |
4707 | } | |
4708 | ||
4709 | static void | |
4710 | zdb_leak_init_prepare_indirect_vdevs(spa_t *spa, zdb_cb_t *zcb) | |
4711 | { | |
21e7cf5d SD |
4712 | ASSERT(!dump_opt['L']); |
4713 | ||
d2734cce SD |
4714 | vdev_t *rvd = spa->spa_root_vdev; |
4715 | for (uint64_t c = 0; c < rvd->vdev_children; c++) { | |
4716 | vdev_t *vd = rvd->vdev_child[c]; | |
4717 | ||
4718 | ASSERT3U(c, ==, vd->vdev_id); | |
4719 | ||
4720 | if (vd->vdev_ops != &vdev_indirect_ops) | |
4721 | continue; | |
4722 | ||
4723 | /* | |
4724 | * Note: we don't check for mapping leaks on | |
4725 | * removing vdevs because their ms_allocatable's | |
4726 | * are used to look for leaks in allocated space. | |
4727 | */ | |
4728 | zcb->zcb_vd_obsolete_counts[c] = zdb_load_obsolete_counts(vd); | |
4729 | ||
4730 | /* | |
4731 | * Normally, indirect vdevs don't have any | |
4732 | * metaslabs. We want to set them up for | |
4733 | * zio_claim(). | |
4734 | */ | |
4735 | VERIFY0(vdev_metaslab_init(vd, 0)); | |
4736 | ||
4737 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
4738 | uint64_t vim_idx = 0; | |
4739 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
4740 | ||
4741 | (void) fprintf(stderr, | |
4742 | "\rloading indirect vdev %llu, " | |
4743 | "metaslab %llu of %llu ...", | |
4744 | (longlong_t)vd->vdev_id, | |
4745 | (longlong_t)vd->vdev_ms[m]->ms_id, | |
4746 | (longlong_t)vd->vdev_ms_count); | |
4747 | ||
4748 | load_indirect_ms_allocatable_tree(vd, vd->vdev_ms[m], | |
4749 | &vim_idx); | |
4750 | } | |
4751 | ASSERT3U(vim_idx, ==, vdev_indirect_mapping_num_entries(vim)); | |
4752 | } | |
4753 | } | |
4754 | ||
428870ff BB |
4755 | static void |
4756 | zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
4757 | { | |
4758 | zcb->zcb_spa = spa; | |
4759 | ||
21e7cf5d SD |
4760 | if (dump_opt['L']) |
4761 | return; | |
4e21fd06 | 4762 | |
21e7cf5d SD |
4763 | dsl_pool_t *dp = spa->spa_dsl_pool; |
4764 | vdev_t *rvd = spa->spa_root_vdev; | |
4e21fd06 | 4765 | |
21e7cf5d SD |
4766 | /* |
4767 | * We are going to be changing the meaning of the metaslab's | |
4768 | * ms_allocatable. Ensure that the allocator doesn't try to | |
4769 | * use the tree. | |
4770 | */ | |
4771 | spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; | |
4772 | spa->spa_log_class->mc_ops = &zdb_metaslab_ops; | |
a1d477c2 | 4773 | |
21e7cf5d SD |
4774 | zcb->zcb_vd_obsolete_counts = |
4775 | umem_zalloc(rvd->vdev_children * sizeof (uint32_t *), | |
4776 | UMEM_NOFAIL); | |
93cf2076 | 4777 | |
21e7cf5d SD |
4778 | /* |
4779 | * For leak detection, we overload the ms_allocatable trees | |
4780 | * to contain allocated segments instead of free segments. | |
4781 | * As a result, we can't use the normal metaslab_load/unload | |
4782 | * interfaces. | |
4783 | */ | |
4784 | zdb_leak_init_prepare_indirect_vdevs(spa, zcb); | |
4785 | load_concrete_ms_allocatable_trees(spa, SM_ALLOC); | |
a1d477c2 | 4786 | |
21e7cf5d SD |
4787 | /* |
4788 | * On load_concrete_ms_allocatable_trees() we loaded all the | |
4789 | * allocated entries from the ms_sm to the ms_allocatable for | |
4790 | * each metaslab. If the pool has a checkpoint or is in the | |
4791 | * middle of discarding a checkpoint, some of these blocks | |
4792 | * may have been freed but their ms_sm may not have been | |
4793 | * updated because they are referenced by the checkpoint. In | |
4794 | * order to avoid false-positives during leak-detection, we | |
4795 | * go through the vdev's checkpoint space map and exclude all | |
4796 | * its entries from their relevant ms_allocatable. | |
4797 | * | |
4798 | * We also aggregate the space held by the checkpoint and add | |
4799 | * it to zcb_checkpoint_size. | |
4800 | * | |
4801 | * Note that at this point we are also verifying that all the | |
4802 | * entries on the checkpoint_sm are marked as allocated in | |
4803 | * the ms_sm of their relevant metaslab. | |
4804 | * [see comment in checkpoint_sm_exclude_entry_cb()] | |
4805 | */ | |
4806 | zdb_leak_init_exclude_checkpoint(spa, zcb); | |
4807 | ASSERT3U(zcb->zcb_checkpoint_size, ==, spa_get_checkpoint_space(spa)); | |
a1d477c2 | 4808 | |
21e7cf5d SD |
4809 | /* for cleaner progress output */ |
4810 | (void) fprintf(stderr, "\n"); | |
4811 | ||
4812 | if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { | |
4813 | ASSERT(spa_feature_is_enabled(spa, | |
4814 | SPA_FEATURE_DEVICE_REMOVAL)); | |
4815 | (void) bpobj_iterate_nofree(&dp->dp_obsolete_bpobj, | |
4816 | increment_indirect_mapping_cb, zcb, NULL); | |
428870ff BB |
4817 | } |
4818 | ||
4819 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
428870ff | 4820 | zdb_ddt_leak_init(spa, zcb); |
428870ff BB |
4821 | spa_config_exit(spa, SCL_CONFIG, FTAG); |
4822 | } | |
4823 | ||
a1d477c2 MA |
4824 | static boolean_t |
4825 | zdb_check_for_obsolete_leaks(vdev_t *vd, zdb_cb_t *zcb) | |
4826 | { | |
4827 | boolean_t leaks = B_FALSE; | |
4828 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
4829 | uint64_t total_leaked = 0; | |
27f80e85 | 4830 | boolean_t are_precise = B_FALSE; |
a1d477c2 MA |
4831 | |
4832 | ASSERT(vim != NULL); | |
4833 | ||
4834 | for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { | |
4835 | vdev_indirect_mapping_entry_phys_t *vimep = | |
4836 | &vim->vim_entries[i]; | |
4837 | uint64_t obsolete_bytes = 0; | |
4838 | uint64_t offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); | |
4839 | metaslab_t *msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
4840 | ||
4841 | /* | |
4842 | * This is not very efficient but it's easy to | |
4843 | * verify correctness. | |
4844 | */ | |
4845 | for (uint64_t inner_offset = 0; | |
4846 | inner_offset < DVA_GET_ASIZE(&vimep->vimep_dst); | |
4847 | inner_offset += 1 << vd->vdev_ashift) { | |
d2734cce | 4848 | if (range_tree_contains(msp->ms_allocatable, |
a1d477c2 MA |
4849 | offset + inner_offset, 1 << vd->vdev_ashift)) { |
4850 | obsolete_bytes += 1 << vd->vdev_ashift; | |
4851 | } | |
4852 | } | |
4853 | ||
4854 | int64_t bytes_leaked = obsolete_bytes - | |
4855 | zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]; | |
4856 | ASSERT3U(DVA_GET_ASIZE(&vimep->vimep_dst), >=, | |
4857 | zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]); | |
27f80e85 BB |
4858 | |
4859 | VERIFY0(vdev_obsolete_counts_are_precise(vd, &are_precise)); | |
4860 | if (bytes_leaked != 0 && (are_precise || dump_opt['d'] >= 5)) { | |
a1d477c2 MA |
4861 | (void) printf("obsolete indirect mapping count " |
4862 | "mismatch on %llu:%llx:%llx : %llx bytes leaked\n", | |
4863 | (u_longlong_t)vd->vdev_id, | |
4864 | (u_longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), | |
4865 | (u_longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
4866 | (u_longlong_t)bytes_leaked); | |
4867 | } | |
4868 | total_leaked += ABS(bytes_leaked); | |
4869 | } | |
4870 | ||
27f80e85 BB |
4871 | VERIFY0(vdev_obsolete_counts_are_precise(vd, &are_precise)); |
4872 | if (!are_precise && total_leaked > 0) { | |
a1d477c2 MA |
4873 | int pct_leaked = total_leaked * 100 / |
4874 | vdev_indirect_mapping_bytes_mapped(vim); | |
4875 | (void) printf("cannot verify obsolete indirect mapping " | |
4876 | "counts of vdev %llu because precise feature was not " | |
4877 | "enabled when it was removed: %d%% (%llx bytes) of mapping" | |
4878 | "unreferenced\n", | |
4879 | (u_longlong_t)vd->vdev_id, pct_leaked, | |
4880 | (u_longlong_t)total_leaked); | |
4881 | } else if (total_leaked > 0) { | |
4882 | (void) printf("obsolete indirect mapping count mismatch " | |
4883 | "for vdev %llu -- %llx total bytes mismatched\n", | |
4884 | (u_longlong_t)vd->vdev_id, | |
4885 | (u_longlong_t)total_leaked); | |
4886 | leaks |= B_TRUE; | |
4887 | } | |
4888 | ||
4889 | vdev_indirect_mapping_free_obsolete_counts(vim, | |
4890 | zcb->zcb_vd_obsolete_counts[vd->vdev_id]); | |
4891 | zcb->zcb_vd_obsolete_counts[vd->vdev_id] = NULL; | |
4892 | ||
4893 | return (leaks); | |
4894 | } | |
4895 | ||
4896 | static boolean_t | |
4897 | zdb_leak_fini(spa_t *spa, zdb_cb_t *zcb) | |
428870ff | 4898 | { |
21e7cf5d SD |
4899 | if (dump_opt['L']) |
4900 | return (B_FALSE); | |
4901 | ||
a1d477c2 | 4902 | boolean_t leaks = B_FALSE; |
21e7cf5d SD |
4903 | vdev_t *rvd = spa->spa_root_vdev; |
4904 | for (unsigned c = 0; c < rvd->vdev_children; c++) { | |
4905 | vdev_t *vd = rvd->vdev_child[c]; | |
2a8ba608 | 4906 | metaslab_group_t *mg __maybe_unused = vd->vdev_mg; |
a1d477c2 | 4907 | |
21e7cf5d SD |
4908 | if (zcb->zcb_vd_obsolete_counts[c] != NULL) { |
4909 | leaks |= zdb_check_for_obsolete_leaks(vd, zcb); | |
4910 | } | |
4e21fd06 | 4911 | |
21e7cf5d SD |
4912 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { |
4913 | metaslab_t *msp = vd->vdev_ms[m]; | |
4914 | ASSERT3P(mg, ==, msp->ms_group); | |
4915 | ||
4916 | /* | |
4917 | * ms_allocatable has been overloaded | |
4918 | * to contain allocated segments. Now that | |
4919 | * we finished traversing all blocks, any | |
4920 | * block that remains in the ms_allocatable | |
4921 | * represents an allocated block that we | |
4922 | * did not claim during the traversal. | |
4923 | * Claimed blocks would have been removed | |
4924 | * from the ms_allocatable. For indirect | |
4925 | * vdevs, space remaining in the tree | |
4926 | * represents parts of the mapping that are | |
4927 | * not referenced, which is not a bug. | |
4928 | */ | |
4929 | if (vd->vdev_ops == &vdev_indirect_ops) { | |
4930 | range_tree_vacate(msp->ms_allocatable, | |
4931 | NULL, NULL); | |
4932 | } else { | |
4933 | range_tree_vacate(msp->ms_allocatable, | |
4934 | zdb_leak, vd); | |
428870ff | 4935 | } |
21e7cf5d SD |
4936 | if (msp->ms_loaded) { |
4937 | msp->ms_loaded = B_FALSE; | |
4938 | } | |
4939 | } | |
428870ff | 4940 | } |
21e7cf5d SD |
4941 | |
4942 | umem_free(zcb->zcb_vd_obsolete_counts, | |
4943 | rvd->vdev_children * sizeof (uint32_t *)); | |
4944 | zcb->zcb_vd_obsolete_counts = NULL; | |
4945 | ||
a1d477c2 | 4946 | return (leaks); |
428870ff BB |
4947 | } |
4948 | ||
4949 | /* ARGSUSED */ | |
4950 | static int | |
4951 | count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
4952 | { | |
4953 | zdb_cb_t *zcb = arg; | |
4954 | ||
d5869641 | 4955 | if (dump_opt['b'] >= 5) { |
428870ff | 4956 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 4957 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
4958 | (void) printf("[%s] %s\n", |
4959 | "deferred free", blkbuf); | |
4960 | } | |
4961 | zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); | |
4962 | return (0); | |
4963 | } | |
4964 | ||
37f03da8 SH |
4965 | /* |
4966 | * Iterate over livelists which have been destroyed by the user but | |
4967 | * are still present in the MOS, waiting to be freed | |
4968 | */ | |
4969 | typedef void ll_iter_t(dsl_deadlist_t *ll, void *arg); | |
4970 | ||
4971 | static void | |
4972 | iterate_deleted_livelists(spa_t *spa, ll_iter_t func, void *arg) | |
4973 | { | |
4974 | objset_t *mos = spa->spa_meta_objset; | |
4975 | uint64_t zap_obj; | |
4976 | int err = zap_lookup(mos, DMU_POOL_DIRECTORY_OBJECT, | |
4977 | DMU_POOL_DELETED_CLONES, sizeof (uint64_t), 1, &zap_obj); | |
4978 | if (err == ENOENT) | |
4979 | return; | |
4980 | ASSERT0(err); | |
4981 | ||
4982 | zap_cursor_t zc; | |
4983 | zap_attribute_t attr; | |
4984 | dsl_deadlist_t ll; | |
4985 | /* NULL out os prior to dsl_deadlist_open in case it's garbage */ | |
4986 | ll.dl_os = NULL; | |
4987 | for (zap_cursor_init(&zc, mos, zap_obj); | |
4988 | zap_cursor_retrieve(&zc, &attr) == 0; | |
4989 | (void) zap_cursor_advance(&zc)) { | |
4990 | dsl_deadlist_open(&ll, mos, attr.za_first_integer); | |
4991 | func(&ll, arg); | |
4992 | dsl_deadlist_close(&ll); | |
4993 | } | |
4994 | zap_cursor_fini(&zc); | |
4995 | } | |
4996 | ||
4997 | static int | |
4998 | bpobj_count_block_cb(void *arg, const blkptr_t *bp, boolean_t bp_freed, | |
4999 | dmu_tx_t *tx) | |
5000 | { | |
5001 | ASSERT(!bp_freed); | |
5002 | return (count_block_cb(arg, bp, tx)); | |
5003 | } | |
5004 | ||
5005 | static int | |
5006 | livelist_entry_count_blocks_cb(void *args, dsl_deadlist_entry_t *dle) | |
5007 | { | |
5008 | zdb_cb_t *zbc = args; | |
5009 | bplist_t blks; | |
5010 | bplist_create(&blks); | |
5011 | /* determine which blocks have been alloc'd but not freed */ | |
5012 | VERIFY0(dsl_process_sub_livelist(&dle->dle_bpobj, &blks, NULL, NULL)); | |
5013 | /* count those blocks */ | |
5014 | (void) bplist_iterate(&blks, count_block_cb, zbc, NULL); | |
5015 | bplist_destroy(&blks); | |
5016 | return (0); | |
5017 | } | |
5018 | ||
5019 | static void | |
5020 | livelist_count_blocks(dsl_deadlist_t *ll, void *arg) | |
5021 | { | |
5022 | dsl_deadlist_iterate(ll, livelist_entry_count_blocks_cb, arg); | |
5023 | } | |
5024 | ||
5025 | /* | |
5026 | * Count the blocks in the livelists that have been destroyed by the user | |
5027 | * but haven't yet been freed. | |
5028 | */ | |
5029 | static void | |
5030 | deleted_livelists_count_blocks(spa_t *spa, zdb_cb_t *zbc) | |
5031 | { | |
5032 | iterate_deleted_livelists(spa, livelist_count_blocks, zbc); | |
5033 | } | |
5034 | ||
5035 | static void | |
5036 | dump_livelist_cb(dsl_deadlist_t *ll, void *arg) | |
5037 | { | |
5038 | ASSERT3P(arg, ==, NULL); | |
5039 | global_feature_count[SPA_FEATURE_LIVELIST]++; | |
5040 | dump_blkptr_list(ll, "Deleted Livelist"); | |
5041 | } | |
5042 | ||
5043 | /* | |
5044 | * Print out, register object references to, and increment feature counts for | |
5045 | * livelists that have been destroyed by the user but haven't yet been freed. | |
5046 | */ | |
5047 | static void | |
5048 | deleted_livelists_dump_mos(spa_t *spa) | |
5049 | { | |
5050 | uint64_t zap_obj; | |
5051 | objset_t *mos = spa->spa_meta_objset; | |
5052 | int err = zap_lookup(mos, DMU_POOL_DIRECTORY_OBJECT, | |
5053 | DMU_POOL_DELETED_CLONES, sizeof (uint64_t), 1, &zap_obj); | |
5054 | if (err == ENOENT) | |
5055 | return; | |
5056 | mos_obj_refd(zap_obj); | |
5057 | iterate_deleted_livelists(spa, dump_livelist_cb, NULL); | |
5058 | } | |
5059 | ||
34dc7c2f BB |
5060 | static int |
5061 | dump_block_stats(spa_t *spa) | |
5062 | { | |
2598c001 | 5063 | zdb_cb_t zcb; |
34dc7c2f | 5064 | zdb_blkstats_t *zb, *tzb; |
428870ff | 5065 | uint64_t norm_alloc, norm_space, total_alloc, total_found; |
b5256303 TC |
5066 | int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | |
5067 | TRAVERSE_NO_DECRYPT | TRAVERSE_HARD; | |
9b67f605 | 5068 | boolean_t leaks = B_FALSE; |
0c0b0ad4 | 5069 | int e, c, err; |
9b67f605 | 5070 | bp_embedded_type_t i; |
34dc7c2f | 5071 | |
867959b5 | 5072 | bzero(&zcb, sizeof (zcb)); |
d5869641 | 5073 | (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", |
428870ff BB |
5074 | (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", |
5075 | (dump_opt['c'] == 1) ? "metadata " : "", | |
5076 | dump_opt['c'] ? "checksums " : "", | |
5077 | (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", | |
5078 | !dump_opt['L'] ? "nothing leaked " : ""); | |
34dc7c2f BB |
5079 | |
5080 | /* | |
21e7cf5d SD |
5081 | * When leak detection is enabled we load all space maps as SM_ALLOC |
5082 | * maps, then traverse the pool claiming each block we discover. If | |
5083 | * the pool is perfectly consistent, the segment trees will be empty | |
5084 | * when we're done. Anything left over is a leak; any block we can't | |
5085 | * claim (because it's not part of any space map) is a double | |
5086 | * allocation, reference to a freed block, or an unclaimed log block. | |
5087 | * | |
5088 | * When leak detection is disabled (-L option) we still traverse the | |
5089 | * pool claiming each block we discover, but we skip opening any space | |
5090 | * maps. | |
34dc7c2f | 5091 | */ |
d1d7e268 | 5092 | bzero(&zcb, sizeof (zdb_cb_t)); |
428870ff | 5093 | zdb_leak_init(spa, &zcb); |
34dc7c2f BB |
5094 | |
5095 | /* | |
5096 | * If there's a deferred-free bplist, process that first. | |
5097 | */ | |
428870ff | 5098 | (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, |
37f03da8 | 5099 | bpobj_count_block_cb, &zcb, NULL); |
a1d477c2 | 5100 | |
13fe0198 MA |
5101 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
5102 | (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, | |
37f03da8 | 5103 | bpobj_count_block_cb, &zcb, NULL); |
13fe0198 | 5104 | } |
a1d477c2 MA |
5105 | |
5106 | zdb_claim_removing(spa, &zcb); | |
5107 | ||
fa86b5db | 5108 | if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
5109 | VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, |
5110 | spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, | |
5111 | &zcb, NULL)); | |
5112 | } | |
34dc7c2f | 5113 | |
37f03da8 SH |
5114 | deleted_livelists_count_blocks(spa, &zcb); |
5115 | ||
428870ff BB |
5116 | if (dump_opt['c'] > 1) |
5117 | flags |= TRAVERSE_PREFETCH_DATA; | |
34dc7c2f | 5118 | |
d5869641 | 5119 | zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); |
cc99f275 DB |
5120 | zcb.zcb_totalasize += metaslab_class_get_alloc(spa_special_class(spa)); |
5121 | zcb.zcb_totalasize += metaslab_class_get_alloc(spa_dedup_class(spa)); | |
d5869641 | 5122 | zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); |
0c0b0ad4 | 5123 | err = traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); |
34dc7c2f | 5124 | |
5853fe79 GW |
5125 | /* |
5126 | * If we've traversed the data blocks then we need to wait for those | |
5127 | * I/Os to complete. We leverage "The Godfather" zio to wait on | |
5128 | * all async I/Os to complete. | |
5129 | */ | |
5130 | if (dump_opt['c']) { | |
e022864d MA |
5131 | for (c = 0; c < max_ncpus; c++) { |
5132 | (void) zio_wait(spa->spa_async_zio_root[c]); | |
5133 | spa->spa_async_zio_root[c] = zio_root(spa, NULL, NULL, | |
5134 | ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | | |
5135 | ZIO_FLAG_GODFATHER); | |
5136 | } | |
5853fe79 | 5137 | } |
c8242a96 | 5138 | ASSERT0(spa->spa_load_verify_bytes); |
5853fe79 | 5139 | |
0c0b0ad4 CC |
5140 | /* |
5141 | * Done after zio_wait() since zcb_haderrors is modified in | |
5142 | * zdb_blkptr_done() | |
5143 | */ | |
5144 | zcb.zcb_haderrors |= err; | |
5145 | ||
428870ff | 5146 | if (zcb.zcb_haderrors) { |
34dc7c2f BB |
5147 | (void) printf("\nError counts:\n\n"); |
5148 | (void) printf("\t%5s %s\n", "errno", "count"); | |
d6320ddb | 5149 | for (e = 0; e < 256; e++) { |
34dc7c2f BB |
5150 | if (zcb.zcb_errors[e] != 0) { |
5151 | (void) printf("\t%5d %llu\n", | |
5152 | e, (u_longlong_t)zcb.zcb_errors[e]); | |
5153 | } | |
5154 | } | |
5155 | } | |
5156 | ||
5157 | /* | |
5158 | * Report any leaked segments. | |
5159 | */ | |
a1d477c2 | 5160 | leaks |= zdb_leak_fini(spa, &zcb); |
34dc7c2f | 5161 | |
428870ff | 5162 | tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; |
34dc7c2f | 5163 | |
428870ff BB |
5164 | norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); |
5165 | norm_space = metaslab_class_get_space(spa_normal_class(spa)); | |
34dc7c2f | 5166 | |
cc99f275 DB |
5167 | total_alloc = norm_alloc + |
5168 | metaslab_class_get_alloc(spa_log_class(spa)) + | |
5169 | metaslab_class_get_alloc(spa_special_class(spa)) + | |
93e28d66 SD |
5170 | metaslab_class_get_alloc(spa_dedup_class(spa)) + |
5171 | get_unflushed_alloc_space(spa); | |
a1d477c2 | 5172 | total_found = tzb->zb_asize - zcb.zcb_dedup_asize + |
d2734cce | 5173 | zcb.zcb_removing_size + zcb.zcb_checkpoint_size; |
34dc7c2f | 5174 | |
21e7cf5d SD |
5175 | if (total_found == total_alloc && !dump_opt['L']) { |
5176 | (void) printf("\n\tNo leaks (block sum matches space" | |
5177 | " maps exactly)\n"); | |
5178 | } else if (!dump_opt['L']) { | |
34dc7c2f | 5179 | (void) printf("block traversal size %llu != alloc %llu " |
fb5f0bc8 | 5180 | "(%s %lld)\n", |
428870ff BB |
5181 | (u_longlong_t)total_found, |
5182 | (u_longlong_t)total_alloc, | |
fb5f0bc8 | 5183 | (dump_opt['L']) ? "unreachable" : "leaked", |
428870ff | 5184 | (longlong_t)(total_alloc - total_found)); |
9b67f605 | 5185 | leaks = B_TRUE; |
34dc7c2f BB |
5186 | } |
5187 | ||
5188 | if (tzb->zb_count == 0) | |
5189 | return (2); | |
5190 | ||
5191 | (void) printf("\n"); | |
cc99f275 | 5192 | (void) printf("\t%-16s %14llu\n", "bp count:", |
34dc7c2f | 5193 | (u_longlong_t)tzb->zb_count); |
cc99f275 | 5194 | (void) printf("\t%-16s %14llu\n", "ganged count:", |
83017311 | 5195 | (longlong_t)tzb->zb_gangs); |
cc99f275 | 5196 | (void) printf("\t%-16s %14llu avg: %6llu\n", "bp logical:", |
34dc7c2f BB |
5197 | (u_longlong_t)tzb->zb_lsize, |
5198 | (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); | |
cc99f275 DB |
5199 | (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", |
5200 | "bp physical:", (u_longlong_t)tzb->zb_psize, | |
34dc7c2f BB |
5201 | (u_longlong_t)(tzb->zb_psize / tzb->zb_count), |
5202 | (double)tzb->zb_lsize / tzb->zb_psize); | |
cc99f275 DB |
5203 | (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", |
5204 | "bp allocated:", (u_longlong_t)tzb->zb_asize, | |
34dc7c2f BB |
5205 | (u_longlong_t)(tzb->zb_asize / tzb->zb_count), |
5206 | (double)tzb->zb_lsize / tzb->zb_asize); | |
cc99f275 DB |
5207 | (void) printf("\t%-16s %14llu ref>1: %6llu deduplication: %6.2f\n", |
5208 | "bp deduped:", (u_longlong_t)zcb.zcb_dedup_asize, | |
428870ff BB |
5209 | (u_longlong_t)zcb.zcb_dedup_blocks, |
5210 | (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); | |
cc99f275 | 5211 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", "Normal class:", |
428870ff | 5212 | (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); |
34dc7c2f | 5213 | |
cc99f275 DB |
5214 | if (spa_special_class(spa)->mc_rotor != NULL) { |
5215 | uint64_t alloc = metaslab_class_get_alloc( | |
5216 | spa_special_class(spa)); | |
5217 | uint64_t space = metaslab_class_get_space( | |
5218 | spa_special_class(spa)); | |
5219 | ||
5220 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", | |
5221 | "Special class", (u_longlong_t)alloc, | |
5222 | 100.0 * alloc / space); | |
5223 | } | |
5224 | ||
5225 | if (spa_dedup_class(spa)->mc_rotor != NULL) { | |
5226 | uint64_t alloc = metaslab_class_get_alloc( | |
5227 | spa_dedup_class(spa)); | |
5228 | uint64_t space = metaslab_class_get_space( | |
5229 | spa_dedup_class(spa)); | |
5230 | ||
5231 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", | |
5232 | "Dedup class", (u_longlong_t)alloc, | |
5233 | 100.0 * alloc / space); | |
5234 | } | |
5235 | ||
9b67f605 MA |
5236 | for (i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { |
5237 | if (zcb.zcb_embedded_blocks[i] == 0) | |
5238 | continue; | |
5239 | (void) printf("\n"); | |
5240 | (void) printf("\tadditional, non-pointer bps of type %u: " | |
5241 | "%10llu\n", | |
5242 | i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); | |
5243 | ||
5244 | if (dump_opt['b'] >= 3) { | |
5245 | (void) printf("\t number of (compressed) bytes: " | |
5246 | "number of bps\n"); | |
5247 | dump_histogram(zcb.zcb_embedded_histogram[i], | |
5248 | sizeof (zcb.zcb_embedded_histogram[i]) / | |
5249 | sizeof (zcb.zcb_embedded_histogram[i][0]), 0); | |
5250 | } | |
5251 | } | |
5252 | ||
83017311 MA |
5253 | if (tzb->zb_ditto_samevdev != 0) { |
5254 | (void) printf("\tDittoed blocks on same vdev: %llu\n", | |
5255 | (longlong_t)tzb->zb_ditto_samevdev); | |
5256 | } | |
cc99f275 DB |
5257 | if (tzb->zb_ditto_same_ms != 0) { |
5258 | (void) printf("\tDittoed blocks in same metaslab: %llu\n", | |
5259 | (longlong_t)tzb->zb_ditto_same_ms); | |
5260 | } | |
83017311 | 5261 | |
a1d477c2 MA |
5262 | for (uint64_t v = 0; v < spa->spa_root_vdev->vdev_children; v++) { |
5263 | vdev_t *vd = spa->spa_root_vdev->vdev_child[v]; | |
5264 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
5265 | ||
5266 | if (vim == NULL) { | |
5267 | continue; | |
5268 | } | |
5269 | ||
5270 | char mem[32]; | |
5271 | zdb_nicenum(vdev_indirect_mapping_num_entries(vim), | |
5272 | mem, vdev_indirect_mapping_size(vim)); | |
5273 | ||
5274 | (void) printf("\tindirect vdev id %llu has %llu segments " | |
5275 | "(%s in memory)\n", | |
5276 | (longlong_t)vd->vdev_id, | |
5277 | (longlong_t)vdev_indirect_mapping_num_entries(vim), mem); | |
5278 | } | |
5279 | ||
34dc7c2f BB |
5280 | if (dump_opt['b'] >= 2) { |
5281 | int l, t, level; | |
5282 | (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" | |
5283 | "\t avg\t comp\t%%Total\tType\n"); | |
5284 | ||
428870ff BB |
5285 | for (t = 0; t <= ZDB_OT_TOTAL; t++) { |
5286 | char csize[32], lsize[32], psize[32], asize[32]; | |
83017311 | 5287 | char avg[32], gang[32]; |
867959b5 | 5288 | const char *typename; |
34dc7c2f | 5289 | |
f3c8c9e6 JK |
5290 | /* make sure nicenum has enough space */ |
5291 | CTASSERT(sizeof (csize) >= NN_NUMBUF_SZ); | |
5292 | CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); | |
5293 | CTASSERT(sizeof (psize) >= NN_NUMBUF_SZ); | |
5294 | CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); | |
5295 | CTASSERT(sizeof (avg) >= NN_NUMBUF_SZ); | |
5296 | CTASSERT(sizeof (gang) >= NN_NUMBUF_SZ); | |
5297 | ||
428870ff BB |
5298 | if (t < DMU_OT_NUMTYPES) |
5299 | typename = dmu_ot[t].ot_name; | |
5300 | else | |
5301 | typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; | |
34dc7c2f BB |
5302 | |
5303 | if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { | |
5304 | (void) printf("%6s\t%5s\t%5s\t%5s" | |
5305 | "\t%5s\t%5s\t%6s\t%s\n", | |
5306 | "-", | |
5307 | "-", | |
5308 | "-", | |
5309 | "-", | |
5310 | "-", | |
5311 | "-", | |
5312 | "-", | |
5313 | typename); | |
5314 | continue; | |
5315 | } | |
5316 | ||
5317 | for (l = ZB_TOTAL - 1; l >= -1; l--) { | |
5318 | level = (l == -1 ? ZB_TOTAL : l); | |
5319 | zb = &zcb.zcb_type[level][t]; | |
5320 | ||
5321 | if (zb->zb_asize == 0) | |
5322 | continue; | |
5323 | ||
5324 | if (dump_opt['b'] < 3 && level != ZB_TOTAL) | |
5325 | continue; | |
5326 | ||
5327 | if (level == 0 && zb->zb_asize == | |
5328 | zcb.zcb_type[ZB_TOTAL][t].zb_asize) | |
5329 | continue; | |
5330 | ||
f3c8c9e6 JK |
5331 | zdb_nicenum(zb->zb_count, csize, |
5332 | sizeof (csize)); | |
5333 | zdb_nicenum(zb->zb_lsize, lsize, | |
5334 | sizeof (lsize)); | |
5335 | zdb_nicenum(zb->zb_psize, psize, | |
5336 | sizeof (psize)); | |
5337 | zdb_nicenum(zb->zb_asize, asize, | |
5338 | sizeof (asize)); | |
5339 | zdb_nicenum(zb->zb_asize / zb->zb_count, avg, | |
5340 | sizeof (avg)); | |
5341 | zdb_nicenum(zb->zb_gangs, gang, sizeof (gang)); | |
34dc7c2f BB |
5342 | |
5343 | (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" | |
5344 | "\t%5.2f\t%6.2f\t", | |
5345 | csize, lsize, psize, asize, avg, | |
5346 | (double)zb->zb_lsize / zb->zb_psize, | |
5347 | 100.0 * zb->zb_asize / tzb->zb_asize); | |
5348 | ||
5349 | if (level == ZB_TOTAL) | |
5350 | (void) printf("%s\n", typename); | |
5351 | else | |
5352 | (void) printf(" L%d %s\n", | |
5353 | level, typename); | |
d5869641 | 5354 | |
83017311 MA |
5355 | if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { |
5356 | (void) printf("\t number of ganged " | |
5357 | "blocks: %s\n", gang); | |
5358 | } | |
5359 | ||
d5869641 MA |
5360 | if (dump_opt['b'] >= 4) { |
5361 | (void) printf("psize " | |
5362 | "(in 512-byte sectors): " | |
5363 | "number of blocks\n"); | |
5364 | dump_histogram(zb->zb_psize_histogram, | |
93cf2076 | 5365 | PSIZE_HISTO_SIZE, 0); |
d5869641 | 5366 | } |
34dc7c2f BB |
5367 | } |
5368 | } | |
5369 | } | |
5370 | ||
5371 | (void) printf("\n"); | |
5372 | ||
5373 | if (leaks) | |
5374 | return (2); | |
5375 | ||
5376 | if (zcb.zcb_haderrors) | |
5377 | return (3); | |
5378 | ||
5379 | return (0); | |
5380 | } | |
5381 | ||
428870ff BB |
5382 | typedef struct zdb_ddt_entry { |
5383 | ddt_key_t zdde_key; | |
5384 | uint64_t zdde_ref_blocks; | |
5385 | uint64_t zdde_ref_lsize; | |
5386 | uint64_t zdde_ref_psize; | |
5387 | uint64_t zdde_ref_dsize; | |
5388 | avl_node_t zdde_node; | |
5389 | } zdb_ddt_entry_t; | |
5390 | ||
5391 | /* ARGSUSED */ | |
5392 | static int | |
5393 | zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, | |
5dbd68a3 | 5394 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
428870ff BB |
5395 | { |
5396 | avl_tree_t *t = arg; | |
5397 | avl_index_t where; | |
5398 | zdb_ddt_entry_t *zdde, zdde_search; | |
5399 | ||
30af21b0 PD |
5400 | if (zb->zb_level == ZB_DNODE_LEVEL || BP_IS_HOLE(bp) || |
5401 | BP_IS_EMBEDDED(bp)) | |
428870ff BB |
5402 | return (0); |
5403 | ||
5404 | if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { | |
5405 | (void) printf("traversing objset %llu, %llu objects, " | |
5406 | "%lu blocks so far\n", | |
5407 | (u_longlong_t)zb->zb_objset, | |
9b67f605 | 5408 | (u_longlong_t)BP_GET_FILL(bp), |
428870ff BB |
5409 | avl_numnodes(t)); |
5410 | } | |
5411 | ||
5412 | if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || | |
9ae529ec | 5413 | BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) |
428870ff BB |
5414 | return (0); |
5415 | ||
5416 | ddt_key_fill(&zdde_search.zdde_key, bp); | |
5417 | ||
5418 | zdde = avl_find(t, &zdde_search, &where); | |
5419 | ||
5420 | if (zdde == NULL) { | |
5421 | zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); | |
5422 | zdde->zdde_key = zdde_search.zdde_key; | |
5423 | avl_insert(t, zdde, where); | |
5424 | } | |
5425 | ||
5426 | zdde->zdde_ref_blocks += 1; | |
5427 | zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); | |
5428 | zdde->zdde_ref_psize += BP_GET_PSIZE(bp); | |
5429 | zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); | |
5430 | ||
5431 | return (0); | |
5432 | } | |
5433 | ||
5434 | static void | |
5435 | dump_simulated_ddt(spa_t *spa) | |
5436 | { | |
5437 | avl_tree_t t; | |
5438 | void *cookie = NULL; | |
5439 | zdb_ddt_entry_t *zdde; | |
2598c001 BB |
5440 | ddt_histogram_t ddh_total; |
5441 | ddt_stat_t dds_total; | |
5442 | ||
867959b5 BB |
5443 | bzero(&ddh_total, sizeof (ddh_total)); |
5444 | bzero(&dds_total, sizeof (dds_total)); | |
428870ff BB |
5445 | avl_create(&t, ddt_entry_compare, |
5446 | sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); | |
5447 | ||
5448 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
5449 | ||
b5256303 TC |
5450 | (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | |
5451 | TRAVERSE_NO_DECRYPT, zdb_ddt_add_cb, &t); | |
428870ff BB |
5452 | |
5453 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
5454 | ||
5455 | while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { | |
5456 | ddt_stat_t dds; | |
5457 | uint64_t refcnt = zdde->zdde_ref_blocks; | |
5458 | ASSERT(refcnt != 0); | |
5459 | ||
5460 | dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; | |
5461 | dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; | |
5462 | dds.dds_psize = zdde->zdde_ref_psize / refcnt; | |
5463 | dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; | |
5464 | ||
5465 | dds.dds_ref_blocks = zdde->zdde_ref_blocks; | |
5466 | dds.dds_ref_lsize = zdde->zdde_ref_lsize; | |
5467 | dds.dds_ref_psize = zdde->zdde_ref_psize; | |
5468 | dds.dds_ref_dsize = zdde->zdde_ref_dsize; | |
5469 | ||
9bd274dd MA |
5470 | ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], |
5471 | &dds, 0); | |
428870ff BB |
5472 | |
5473 | umem_free(zdde, sizeof (*zdde)); | |
5474 | } | |
5475 | ||
5476 | avl_destroy(&t); | |
5477 | ||
5478 | ddt_histogram_stat(&dds_total, &ddh_total); | |
5479 | ||
5480 | (void) printf("Simulated DDT histogram:\n"); | |
5481 | ||
5482 | zpool_dump_ddt(&dds_total, &ddh_total); | |
5483 | ||
5484 | dump_dedup_ratio(&dds_total); | |
5485 | } | |
5486 | ||
a1d477c2 MA |
5487 | static int |
5488 | verify_device_removal_feature_counts(spa_t *spa) | |
5489 | { | |
5490 | uint64_t dr_feature_refcount = 0; | |
5491 | uint64_t oc_feature_refcount = 0; | |
5492 | uint64_t indirect_vdev_count = 0; | |
5493 | uint64_t precise_vdev_count = 0; | |
5494 | uint64_t obsolete_counts_object_count = 0; | |
5495 | uint64_t obsolete_sm_count = 0; | |
5496 | uint64_t obsolete_counts_count = 0; | |
5497 | uint64_t scip_count = 0; | |
5498 | uint64_t obsolete_bpobj_count = 0; | |
5499 | int ret = 0; | |
5500 | ||
5501 | spa_condensing_indirect_phys_t *scip = | |
5502 | &spa->spa_condensing_indirect_phys; | |
5503 | if (scip->scip_next_mapping_object != 0) { | |
5504 | vdev_t *vd = spa->spa_root_vdev->vdev_child[scip->scip_vdev]; | |
5505 | ASSERT(scip->scip_prev_obsolete_sm_object != 0); | |
5506 | ASSERT3P(vd->vdev_ops, ==, &vdev_indirect_ops); | |
5507 | ||
5508 | (void) printf("Condensing indirect vdev %llu: new mapping " | |
5509 | "object %llu, prev obsolete sm %llu\n", | |
5510 | (u_longlong_t)scip->scip_vdev, | |
5511 | (u_longlong_t)scip->scip_next_mapping_object, | |
5512 | (u_longlong_t)scip->scip_prev_obsolete_sm_object); | |
5513 | if (scip->scip_prev_obsolete_sm_object != 0) { | |
5514 | space_map_t *prev_obsolete_sm = NULL; | |
5515 | VERIFY0(space_map_open(&prev_obsolete_sm, | |
5516 | spa->spa_meta_objset, | |
5517 | scip->scip_prev_obsolete_sm_object, | |
5518 | 0, vd->vdev_asize, 0)); | |
a1d477c2 MA |
5519 | dump_spacemap(spa->spa_meta_objset, prev_obsolete_sm); |
5520 | (void) printf("\n"); | |
5521 | space_map_close(prev_obsolete_sm); | |
5522 | } | |
5523 | ||
5524 | scip_count += 2; | |
5525 | } | |
5526 | ||
5527 | for (uint64_t i = 0; i < spa->spa_root_vdev->vdev_children; i++) { | |
5528 | vdev_t *vd = spa->spa_root_vdev->vdev_child[i]; | |
5529 | vdev_indirect_config_t *vic = &vd->vdev_indirect_config; | |
5530 | ||
5531 | if (vic->vic_mapping_object != 0) { | |
5532 | ASSERT(vd->vdev_ops == &vdev_indirect_ops || | |
5533 | vd->vdev_removing); | |
5534 | indirect_vdev_count++; | |
5535 | ||
5536 | if (vd->vdev_indirect_mapping->vim_havecounts) { | |
5537 | obsolete_counts_count++; | |
5538 | } | |
5539 | } | |
27f80e85 BB |
5540 | |
5541 | boolean_t are_precise; | |
5542 | VERIFY0(vdev_obsolete_counts_are_precise(vd, &are_precise)); | |
5543 | if (are_precise) { | |
a1d477c2 MA |
5544 | ASSERT(vic->vic_mapping_object != 0); |
5545 | precise_vdev_count++; | |
5546 | } | |
27f80e85 BB |
5547 | |
5548 | uint64_t obsolete_sm_object; | |
5549 | VERIFY0(vdev_obsolete_sm_object(vd, &obsolete_sm_object)); | |
5550 | if (obsolete_sm_object != 0) { | |
a1d477c2 MA |
5551 | ASSERT(vic->vic_mapping_object != 0); |
5552 | obsolete_sm_count++; | |
5553 | } | |
5554 | } | |
5555 | ||
5556 | (void) feature_get_refcount(spa, | |
5557 | &spa_feature_table[SPA_FEATURE_DEVICE_REMOVAL], | |
5558 | &dr_feature_refcount); | |
5559 | (void) feature_get_refcount(spa, | |
5560 | &spa_feature_table[SPA_FEATURE_OBSOLETE_COUNTS], | |
5561 | &oc_feature_refcount); | |
5562 | ||
5563 | if (dr_feature_refcount != indirect_vdev_count) { | |
5564 | ret = 1; | |
5565 | (void) printf("Number of indirect vdevs (%llu) " \ | |
5566 | "does not match feature count (%llu)\n", | |
5567 | (u_longlong_t)indirect_vdev_count, | |
5568 | (u_longlong_t)dr_feature_refcount); | |
5569 | } else { | |
5570 | (void) printf("Verified device_removal feature refcount " \ | |
5571 | "of %llu is correct\n", | |
5572 | (u_longlong_t)dr_feature_refcount); | |
5573 | } | |
5574 | ||
5575 | if (zap_contains(spa_meta_objset(spa), DMU_POOL_DIRECTORY_OBJECT, | |
5576 | DMU_POOL_OBSOLETE_BPOBJ) == 0) { | |
5577 | obsolete_bpobj_count++; | |
5578 | } | |
5579 | ||
5580 | ||
5581 | obsolete_counts_object_count = precise_vdev_count; | |
5582 | obsolete_counts_object_count += obsolete_sm_count; | |
5583 | obsolete_counts_object_count += obsolete_counts_count; | |
5584 | obsolete_counts_object_count += scip_count; | |
5585 | obsolete_counts_object_count += obsolete_bpobj_count; | |
5586 | obsolete_counts_object_count += remap_deadlist_count; | |
5587 | ||
5588 | if (oc_feature_refcount != obsolete_counts_object_count) { | |
5589 | ret = 1; | |
5590 | (void) printf("Number of obsolete counts objects (%llu) " \ | |
5591 | "does not match feature count (%llu)\n", | |
5592 | (u_longlong_t)obsolete_counts_object_count, | |
5593 | (u_longlong_t)oc_feature_refcount); | |
5594 | (void) printf("pv:%llu os:%llu oc:%llu sc:%llu " | |
5595 | "ob:%llu rd:%llu\n", | |
5596 | (u_longlong_t)precise_vdev_count, | |
5597 | (u_longlong_t)obsolete_sm_count, | |
5598 | (u_longlong_t)obsolete_counts_count, | |
5599 | (u_longlong_t)scip_count, | |
5600 | (u_longlong_t)obsolete_bpobj_count, | |
5601 | (u_longlong_t)remap_deadlist_count); | |
5602 | } else { | |
5603 | (void) printf("Verified indirect_refcount feature refcount " \ | |
5604 | "of %llu is correct\n", | |
5605 | (u_longlong_t)oc_feature_refcount); | |
5606 | } | |
5607 | return (ret); | |
5608 | } | |
5609 | ||
34fe773e OF |
5610 | static void |
5611 | zdb_set_skip_mmp(char *target) | |
5612 | { | |
5613 | spa_t *spa; | |
5614 | ||
5615 | /* | |
5616 | * Disable the activity check to allow examination of | |
5617 | * active pools. | |
5618 | */ | |
5619 | mutex_enter(&spa_namespace_lock); | |
5620 | if ((spa = spa_lookup(target)) != NULL) { | |
5621 | spa->spa_import_flags |= ZFS_IMPORT_SKIP_MMP; | |
5622 | } | |
5623 | mutex_exit(&spa_namespace_lock); | |
5624 | } | |
5625 | ||
d2734cce SD |
5626 | #define BOGUS_SUFFIX "_CHECKPOINTED_UNIVERSE" |
5627 | /* | |
5628 | * Import the checkpointed state of the pool specified by the target | |
5629 | * parameter as readonly. The function also accepts a pool config | |
5630 | * as an optional parameter, else it attempts to infer the config by | |
5631 | * the name of the target pool. | |
5632 | * | |
5633 | * Note that the checkpointed state's pool name will be the name of | |
ad0b23b1 | 5634 | * the original pool with the above suffix appended to it. In addition, |
d2734cce SD |
5635 | * if the target is not a pool name (e.g. a path to a dataset) then |
5636 | * the new_path parameter is populated with the updated path to | |
5637 | * reflect the fact that we are looking into the checkpointed state. | |
5638 | * | |
5639 | * The function returns a newly-allocated copy of the name of the | |
5640 | * pool containing the checkpointed state. When this copy is no | |
5641 | * longer needed it should be freed with free(3C). Same thing | |
5642 | * applies to the new_path parameter if allocated. | |
5643 | */ | |
5644 | static char * | |
5645 | import_checkpointed_state(char *target, nvlist_t *cfg, char **new_path) | |
5646 | { | |
5647 | int error = 0; | |
5648 | char *poolname, *bogus_name = NULL; | |
5649 | ||
5650 | /* If the target is not a pool, the extract the pool name */ | |
5651 | char *path_start = strchr(target, '/'); | |
5652 | if (path_start != NULL) { | |
5653 | size_t poolname_len = path_start - target; | |
5654 | poolname = strndup(target, poolname_len); | |
5655 | } else { | |
5656 | poolname = target; | |
5657 | } | |
5658 | ||
5659 | if (cfg == NULL) { | |
34fe773e | 5660 | zdb_set_skip_mmp(poolname); |
d2734cce SD |
5661 | error = spa_get_stats(poolname, &cfg, NULL, 0); |
5662 | if (error != 0) { | |
5663 | fatal("Tried to read config of pool \"%s\" but " | |
5664 | "spa_get_stats() failed with error %d\n", | |
5665 | poolname, error); | |
5666 | } | |
5667 | } | |
5668 | ||
5669 | if (asprintf(&bogus_name, "%s%s", poolname, BOGUS_SUFFIX) == -1) | |
5670 | return (NULL); | |
5671 | fnvlist_add_string(cfg, ZPOOL_CONFIG_POOL_NAME, bogus_name); | |
5672 | ||
5673 | error = spa_import(bogus_name, cfg, NULL, | |
34fe773e OF |
5674 | ZFS_IMPORT_MISSING_LOG | ZFS_IMPORT_CHECKPOINT | |
5675 | ZFS_IMPORT_SKIP_MMP); | |
d2734cce SD |
5676 | if (error != 0) { |
5677 | fatal("Tried to import pool \"%s\" but spa_import() failed " | |
5678 | "with error %d\n", bogus_name, error); | |
5679 | } | |
5680 | ||
5681 | if (new_path != NULL && path_start != NULL) { | |
5682 | if (asprintf(new_path, "%s%s", bogus_name, path_start) == -1) { | |
5683 | if (path_start != NULL) | |
5684 | free(poolname); | |
5685 | return (NULL); | |
5686 | } | |
5687 | } | |
5688 | ||
5689 | if (target != poolname) | |
5690 | free(poolname); | |
5691 | ||
5692 | return (bogus_name); | |
5693 | } | |
5694 | ||
5695 | typedef struct verify_checkpoint_sm_entry_cb_arg { | |
5696 | vdev_t *vcsec_vd; | |
5697 | ||
5698 | /* the following fields are only used for printing progress */ | |
5699 | uint64_t vcsec_entryid; | |
5700 | uint64_t vcsec_num_entries; | |
5701 | } verify_checkpoint_sm_entry_cb_arg_t; | |
5702 | ||
5703 | #define ENTRIES_PER_PROGRESS_UPDATE 10000 | |
5704 | ||
5705 | static int | |
4d044c4c | 5706 | verify_checkpoint_sm_entry_cb(space_map_entry_t *sme, void *arg) |
d2734cce SD |
5707 | { |
5708 | verify_checkpoint_sm_entry_cb_arg_t *vcsec = arg; | |
5709 | vdev_t *vd = vcsec->vcsec_vd; | |
4d044c4c SD |
5710 | metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; |
5711 | uint64_t end = sme->sme_offset + sme->sme_run; | |
d2734cce | 5712 | |
4d044c4c | 5713 | ASSERT(sme->sme_type == SM_FREE); |
d2734cce SD |
5714 | |
5715 | if ((vcsec->vcsec_entryid % ENTRIES_PER_PROGRESS_UPDATE) == 0) { | |
5716 | (void) fprintf(stderr, | |
5717 | "\rverifying vdev %llu, space map entry %llu of %llu ...", | |
5718 | (longlong_t)vd->vdev_id, | |
5719 | (longlong_t)vcsec->vcsec_entryid, | |
5720 | (longlong_t)vcsec->vcsec_num_entries); | |
5721 | } | |
5722 | vcsec->vcsec_entryid++; | |
5723 | ||
5724 | /* | |
5725 | * See comment in checkpoint_sm_exclude_entry_cb() | |
5726 | */ | |
4d044c4c | 5727 | VERIFY3U(sme->sme_offset, >=, ms->ms_start); |
d2734cce SD |
5728 | VERIFY3U(end, <=, ms->ms_start + ms->ms_size); |
5729 | ||
5730 | /* | |
5731 | * The entries in the vdev_checkpoint_sm should be marked as | |
5732 | * allocated in the checkpointed state of the pool, therefore | |
5733 | * their respective ms_allocateable trees should not contain them. | |
5734 | */ | |
5735 | mutex_enter(&ms->ms_lock); | |
df72b8be SD |
5736 | range_tree_verify_not_present(ms->ms_allocatable, |
5737 | sme->sme_offset, sme->sme_run); | |
d2734cce SD |
5738 | mutex_exit(&ms->ms_lock); |
5739 | ||
5740 | return (0); | |
5741 | } | |
5742 | ||
5743 | /* | |
5744 | * Verify that all segments in the vdev_checkpoint_sm are allocated | |
5745 | * according to the checkpoint's ms_sm (i.e. are not in the checkpoint's | |
5746 | * ms_allocatable). | |
5747 | * | |
5748 | * Do so by comparing the checkpoint space maps (vdev_checkpoint_sm) of | |
5749 | * each vdev in the current state of the pool to the metaslab space maps | |
5750 | * (ms_sm) of the checkpointed state of the pool. | |
5751 | * | |
5752 | * Note that the function changes the state of the ms_allocatable | |
5753 | * trees of the current spa_t. The entries of these ms_allocatable | |
5754 | * trees are cleared out and then repopulated from with the free | |
5755 | * entries of their respective ms_sm space maps. | |
5756 | */ | |
5757 | static void | |
5758 | verify_checkpoint_vdev_spacemaps(spa_t *checkpoint, spa_t *current) | |
5759 | { | |
5760 | vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; | |
5761 | vdev_t *current_rvd = current->spa_root_vdev; | |
5762 | ||
5763 | load_concrete_ms_allocatable_trees(checkpoint, SM_FREE); | |
5764 | ||
5765 | for (uint64_t c = 0; c < ckpoint_rvd->vdev_children; c++) { | |
5766 | vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[c]; | |
5767 | vdev_t *current_vd = current_rvd->vdev_child[c]; | |
5768 | ||
5769 | space_map_t *checkpoint_sm = NULL; | |
5770 | uint64_t checkpoint_sm_obj; | |
5771 | ||
5772 | if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { | |
5773 | /* | |
5774 | * Since we don't allow device removal in a pool | |
5775 | * that has a checkpoint, we expect that all removed | |
5776 | * vdevs were removed from the pool before the | |
5777 | * checkpoint. | |
5778 | */ | |
5779 | ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); | |
5780 | continue; | |
5781 | } | |
5782 | ||
5783 | /* | |
5784 | * If the checkpoint space map doesn't exist, then nothing | |
5785 | * here is checkpointed so there's nothing to verify. | |
5786 | */ | |
5787 | if (current_vd->vdev_top_zap == 0 || | |
5788 | zap_contains(spa_meta_objset(current), | |
5789 | current_vd->vdev_top_zap, | |
5790 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
5791 | continue; | |
5792 | ||
5793 | VERIFY0(zap_lookup(spa_meta_objset(current), | |
5794 | current_vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, | |
5795 | sizeof (uint64_t), 1, &checkpoint_sm_obj)); | |
5796 | ||
5797 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(current), | |
5798 | checkpoint_sm_obj, 0, current_vd->vdev_asize, | |
5799 | current_vd->vdev_ashift)); | |
d2734cce SD |
5800 | |
5801 | verify_checkpoint_sm_entry_cb_arg_t vcsec; | |
5802 | vcsec.vcsec_vd = ckpoint_vd; | |
5803 | vcsec.vcsec_entryid = 0; | |
5804 | vcsec.vcsec_num_entries = | |
5805 | space_map_length(checkpoint_sm) / sizeof (uint64_t); | |
5806 | VERIFY0(space_map_iterate(checkpoint_sm, | |
425d3237 | 5807 | space_map_length(checkpoint_sm), |
d2734cce | 5808 | verify_checkpoint_sm_entry_cb, &vcsec)); |
e2cc448b BB |
5809 | if (dump_opt['m'] > 3) |
5810 | dump_spacemap(current->spa_meta_objset, checkpoint_sm); | |
d2734cce SD |
5811 | space_map_close(checkpoint_sm); |
5812 | } | |
5813 | ||
5814 | /* | |
5815 | * If we've added vdevs since we took the checkpoint, ensure | |
5816 | * that their checkpoint space maps are empty. | |
5817 | */ | |
5818 | if (ckpoint_rvd->vdev_children < current_rvd->vdev_children) { | |
5819 | for (uint64_t c = ckpoint_rvd->vdev_children; | |
5820 | c < current_rvd->vdev_children; c++) { | |
5821 | vdev_t *current_vd = current_rvd->vdev_child[c]; | |
5822 | ASSERT3P(current_vd->vdev_checkpoint_sm, ==, NULL); | |
5823 | } | |
5824 | } | |
5825 | ||
5826 | /* for cleaner progress output */ | |
5827 | (void) fprintf(stderr, "\n"); | |
5828 | } | |
5829 | ||
5830 | /* | |
5831 | * Verifies that all space that's allocated in the checkpoint is | |
5832 | * still allocated in the current version, by checking that everything | |
5833 | * in checkpoint's ms_allocatable (which is actually allocated, not | |
5834 | * allocatable/free) is not present in current's ms_allocatable. | |
5835 | * | |
5836 | * Note that the function changes the state of the ms_allocatable | |
5837 | * trees of both spas when called. The entries of all ms_allocatable | |
5838 | * trees are cleared out and then repopulated from their respective | |
5839 | * ms_sm space maps. In the checkpointed state we load the allocated | |
5840 | * entries, and in the current state we load the free entries. | |
5841 | */ | |
5842 | static void | |
5843 | verify_checkpoint_ms_spacemaps(spa_t *checkpoint, spa_t *current) | |
5844 | { | |
5845 | vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; | |
5846 | vdev_t *current_rvd = current->spa_root_vdev; | |
5847 | ||
5848 | load_concrete_ms_allocatable_trees(checkpoint, SM_ALLOC); | |
5849 | load_concrete_ms_allocatable_trees(current, SM_FREE); | |
5850 | ||
5851 | for (uint64_t i = 0; i < ckpoint_rvd->vdev_children; i++) { | |
5852 | vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[i]; | |
5853 | vdev_t *current_vd = current_rvd->vdev_child[i]; | |
5854 | ||
5855 | if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { | |
5856 | /* | |
5857 | * See comment in verify_checkpoint_vdev_spacemaps() | |
5858 | */ | |
5859 | ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); | |
5860 | continue; | |
5861 | } | |
5862 | ||
5863 | for (uint64_t m = 0; m < ckpoint_vd->vdev_ms_count; m++) { | |
5864 | metaslab_t *ckpoint_msp = ckpoint_vd->vdev_ms[m]; | |
5865 | metaslab_t *current_msp = current_vd->vdev_ms[m]; | |
5866 | ||
5867 | (void) fprintf(stderr, | |
5868 | "\rverifying vdev %llu of %llu, " | |
5869 | "metaslab %llu of %llu ...", | |
5870 | (longlong_t)current_vd->vdev_id, | |
5871 | (longlong_t)current_rvd->vdev_children, | |
5872 | (longlong_t)current_vd->vdev_ms[m]->ms_id, | |
5873 | (longlong_t)current_vd->vdev_ms_count); | |
5874 | ||
5875 | /* | |
5876 | * We walk through the ms_allocatable trees that | |
5877 | * are loaded with the allocated blocks from the | |
5878 | * ms_sm spacemaps of the checkpoint. For each | |
5879 | * one of these ranges we ensure that none of them | |
5880 | * exists in the ms_allocatable trees of the | |
5881 | * current state which are loaded with the ranges | |
5882 | * that are currently free. | |
5883 | * | |
5884 | * This way we ensure that none of the blocks that | |
5885 | * are part of the checkpoint were freed by mistake. | |
5886 | */ | |
5887 | range_tree_walk(ckpoint_msp->ms_allocatable, | |
df72b8be | 5888 | (range_tree_func_t *)range_tree_verify_not_present, |
d2734cce SD |
5889 | current_msp->ms_allocatable); |
5890 | } | |
5891 | } | |
5892 | ||
5893 | /* for cleaner progress output */ | |
5894 | (void) fprintf(stderr, "\n"); | |
5895 | } | |
5896 | ||
5897 | static void | |
5898 | verify_checkpoint_blocks(spa_t *spa) | |
5899 | { | |
21e7cf5d SD |
5900 | ASSERT(!dump_opt['L']); |
5901 | ||
d2734cce SD |
5902 | spa_t *checkpoint_spa; |
5903 | char *checkpoint_pool; | |
5904 | nvlist_t *config = NULL; | |
5905 | int error = 0; | |
5906 | ||
5907 | /* | |
5908 | * We import the checkpointed state of the pool (under a different | |
5909 | * name) so we can do verification on it against the current state | |
5910 | * of the pool. | |
5911 | */ | |
5912 | checkpoint_pool = import_checkpointed_state(spa->spa_name, config, | |
5913 | NULL); | |
5914 | ASSERT(strcmp(spa->spa_name, checkpoint_pool) != 0); | |
5915 | ||
5916 | error = spa_open(checkpoint_pool, &checkpoint_spa, FTAG); | |
5917 | if (error != 0) { | |
5918 | fatal("Tried to open pool \"%s\" but spa_open() failed with " | |
5919 | "error %d\n", checkpoint_pool, error); | |
5920 | } | |
5921 | ||
5922 | /* | |
5923 | * Ensure that ranges in the checkpoint space maps of each vdev | |
5924 | * are allocated according to the checkpointed state's metaslab | |
5925 | * space maps. | |
5926 | */ | |
5927 | verify_checkpoint_vdev_spacemaps(checkpoint_spa, spa); | |
5928 | ||
5929 | /* | |
5930 | * Ensure that allocated ranges in the checkpoint's metaslab | |
5931 | * space maps remain allocated in the metaslab space maps of | |
5932 | * the current state. | |
5933 | */ | |
5934 | verify_checkpoint_ms_spacemaps(checkpoint_spa, spa); | |
5935 | ||
5936 | /* | |
5937 | * Once we are done, we get rid of the checkpointed state. | |
5938 | */ | |
5939 | spa_close(checkpoint_spa, FTAG); | |
5940 | free(checkpoint_pool); | |
5941 | } | |
5942 | ||
5943 | static void | |
5944 | dump_leftover_checkpoint_blocks(spa_t *spa) | |
5945 | { | |
5946 | vdev_t *rvd = spa->spa_root_vdev; | |
5947 | ||
5948 | for (uint64_t i = 0; i < rvd->vdev_children; i++) { | |
5949 | vdev_t *vd = rvd->vdev_child[i]; | |
5950 | ||
5951 | space_map_t *checkpoint_sm = NULL; | |
5952 | uint64_t checkpoint_sm_obj; | |
5953 | ||
5954 | if (vd->vdev_top_zap == 0) | |
5955 | continue; | |
5956 | ||
5957 | if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, | |
5958 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
5959 | continue; | |
5960 | ||
5961 | VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, | |
5962 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, | |
5963 | sizeof (uint64_t), 1, &checkpoint_sm_obj)); | |
5964 | ||
5965 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), | |
5966 | checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); | |
d2734cce SD |
5967 | dump_spacemap(spa->spa_meta_objset, checkpoint_sm); |
5968 | space_map_close(checkpoint_sm); | |
5969 | } | |
5970 | } | |
5971 | ||
5972 | static int | |
5973 | verify_checkpoint(spa_t *spa) | |
5974 | { | |
5975 | uberblock_t checkpoint; | |
5976 | int error; | |
5977 | ||
5978 | if (!spa_feature_is_active(spa, SPA_FEATURE_POOL_CHECKPOINT)) | |
5979 | return (0); | |
5980 | ||
5981 | error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
5982 | DMU_POOL_ZPOOL_CHECKPOINT, sizeof (uint64_t), | |
5983 | sizeof (uberblock_t) / sizeof (uint64_t), &checkpoint); | |
5984 | ||
4d044c4c | 5985 | if (error == ENOENT && !dump_opt['L']) { |
d2734cce SD |
5986 | /* |
5987 | * If the feature is active but the uberblock is missing | |
5988 | * then we must be in the middle of discarding the | |
5989 | * checkpoint. | |
5990 | */ | |
5991 | (void) printf("\nPartially discarded checkpoint " | |
5992 | "state found:\n"); | |
e2cc448b BB |
5993 | if (dump_opt['m'] > 3) |
5994 | dump_leftover_checkpoint_blocks(spa); | |
d2734cce SD |
5995 | return (0); |
5996 | } else if (error != 0) { | |
5997 | (void) printf("lookup error %d when looking for " | |
5998 | "checkpointed uberblock in MOS\n", error); | |
5999 | return (error); | |
6000 | } | |
6001 | dump_uberblock(&checkpoint, "\nCheckpointed uberblock found:\n", "\n"); | |
6002 | ||
6003 | if (checkpoint.ub_checkpoint_txg == 0) { | |
6004 | (void) printf("\nub_checkpoint_txg not set in checkpointed " | |
6005 | "uberblock\n"); | |
6006 | error = 3; | |
6007 | } | |
6008 | ||
4d044c4c | 6009 | if (error == 0 && !dump_opt['L']) |
d2734cce SD |
6010 | verify_checkpoint_blocks(spa); |
6011 | ||
6012 | return (error); | |
6013 | } | |
6014 | ||
0aa5916a MA |
6015 | /* ARGSUSED */ |
6016 | static void | |
6017 | mos_leaks_cb(void *arg, uint64_t start, uint64_t size) | |
6018 | { | |
6019 | for (uint64_t i = start; i < size; i++) { | |
6020 | (void) printf("MOS object %llu referenced but not allocated\n", | |
6021 | (u_longlong_t)i); | |
6022 | } | |
6023 | } | |
6024 | ||
6025 | static void | |
6026 | mos_obj_refd(uint64_t obj) | |
6027 | { | |
6028 | if (obj != 0 && mos_refd_objs != NULL) | |
6029 | range_tree_add(mos_refd_objs, obj, 1); | |
6030 | } | |
6031 | ||
6032 | /* | |
6033 | * Call on a MOS object that may already have been referenced. | |
6034 | */ | |
6035 | static void | |
6036 | mos_obj_refd_multiple(uint64_t obj) | |
6037 | { | |
6038 | if (obj != 0 && mos_refd_objs != NULL && | |
6039 | !range_tree_contains(mos_refd_objs, obj, 1)) | |
6040 | range_tree_add(mos_refd_objs, obj, 1); | |
6041 | } | |
6042 | ||
93e28d66 SD |
6043 | static void |
6044 | mos_leak_vdev_top_zap(vdev_t *vd) | |
6045 | { | |
6046 | uint64_t ms_flush_data_obj; | |
6047 | int error = zap_lookup(spa_meta_objset(vd->vdev_spa), | |
6048 | vd->vdev_top_zap, VDEV_TOP_ZAP_MS_UNFLUSHED_PHYS_TXGS, | |
6049 | sizeof (ms_flush_data_obj), 1, &ms_flush_data_obj); | |
6050 | if (error == ENOENT) | |
6051 | return; | |
6052 | ASSERT0(error); | |
6053 | ||
6054 | mos_obj_refd(ms_flush_data_obj); | |
6055 | } | |
6056 | ||
0aa5916a MA |
6057 | static void |
6058 | mos_leak_vdev(vdev_t *vd) | |
6059 | { | |
6060 | mos_obj_refd(vd->vdev_dtl_object); | |
6061 | mos_obj_refd(vd->vdev_ms_array); | |
0aa5916a MA |
6062 | mos_obj_refd(vd->vdev_indirect_config.vic_births_object); |
6063 | mos_obj_refd(vd->vdev_indirect_config.vic_mapping_object); | |
6064 | mos_obj_refd(vd->vdev_leaf_zap); | |
6065 | if (vd->vdev_checkpoint_sm != NULL) | |
6066 | mos_obj_refd(vd->vdev_checkpoint_sm->sm_object); | |
6067 | if (vd->vdev_indirect_mapping != NULL) { | |
6068 | mos_obj_refd(vd->vdev_indirect_mapping-> | |
6069 | vim_phys->vimp_counts_object); | |
6070 | } | |
6071 | if (vd->vdev_obsolete_sm != NULL) | |
6072 | mos_obj_refd(vd->vdev_obsolete_sm->sm_object); | |
6073 | ||
6074 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
6075 | metaslab_t *ms = vd->vdev_ms[m]; | |
6076 | mos_obj_refd(space_map_object(ms->ms_sm)); | |
6077 | } | |
6078 | ||
93e28d66 SD |
6079 | if (vd->vdev_top_zap != 0) { |
6080 | mos_obj_refd(vd->vdev_top_zap); | |
6081 | mos_leak_vdev_top_zap(vd); | |
6082 | } | |
6083 | ||
0aa5916a MA |
6084 | for (uint64_t c = 0; c < vd->vdev_children; c++) { |
6085 | mos_leak_vdev(vd->vdev_child[c]); | |
6086 | } | |
6087 | } | |
6088 | ||
93e28d66 SD |
6089 | static void |
6090 | mos_leak_log_spacemaps(spa_t *spa) | |
6091 | { | |
6092 | uint64_t spacemap_zap; | |
6093 | int error = zap_lookup(spa_meta_objset(spa), | |
6094 | DMU_POOL_DIRECTORY_OBJECT, DMU_POOL_LOG_SPACEMAP_ZAP, | |
6095 | sizeof (spacemap_zap), 1, &spacemap_zap); | |
6096 | if (error == ENOENT) | |
6097 | return; | |
6098 | ASSERT0(error); | |
6099 | ||
6100 | mos_obj_refd(spacemap_zap); | |
6101 | for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg); | |
6102 | sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) | |
6103 | mos_obj_refd(sls->sls_sm_obj); | |
6104 | } | |
6105 | ||
0aa5916a MA |
6106 | static int |
6107 | dump_mos_leaks(spa_t *spa) | |
6108 | { | |
6109 | int rv = 0; | |
6110 | objset_t *mos = spa->spa_meta_objset; | |
6111 | dsl_pool_t *dp = spa->spa_dsl_pool; | |
6112 | ||
6113 | /* Visit and mark all referenced objects in the MOS */ | |
6114 | ||
6115 | mos_obj_refd(DMU_POOL_DIRECTORY_OBJECT); | |
6116 | mos_obj_refd(spa->spa_pool_props_object); | |
6117 | mos_obj_refd(spa->spa_config_object); | |
6118 | mos_obj_refd(spa->spa_ddt_stat_object); | |
6119 | mos_obj_refd(spa->spa_feat_desc_obj); | |
6120 | mos_obj_refd(spa->spa_feat_enabled_txg_obj); | |
6121 | mos_obj_refd(spa->spa_feat_for_read_obj); | |
6122 | mos_obj_refd(spa->spa_feat_for_write_obj); | |
6123 | mos_obj_refd(spa->spa_history); | |
6124 | mos_obj_refd(spa->spa_errlog_last); | |
6125 | mos_obj_refd(spa->spa_errlog_scrub); | |
6126 | mos_obj_refd(spa->spa_all_vdev_zaps); | |
6127 | mos_obj_refd(spa->spa_dsl_pool->dp_bptree_obj); | |
6128 | mos_obj_refd(spa->spa_dsl_pool->dp_tmp_userrefs_obj); | |
6129 | mos_obj_refd(spa->spa_dsl_pool->dp_scan->scn_phys.scn_queue_obj); | |
6130 | bpobj_count_refd(&spa->spa_deferred_bpobj); | |
6131 | mos_obj_refd(dp->dp_empty_bpobj); | |
6132 | bpobj_count_refd(&dp->dp_obsolete_bpobj); | |
6133 | bpobj_count_refd(&dp->dp_free_bpobj); | |
6134 | mos_obj_refd(spa->spa_l2cache.sav_object); | |
6135 | mos_obj_refd(spa->spa_spares.sav_object); | |
6136 | ||
93e28d66 SD |
6137 | if (spa->spa_syncing_log_sm != NULL) |
6138 | mos_obj_refd(spa->spa_syncing_log_sm->sm_object); | |
6139 | mos_leak_log_spacemaps(spa); | |
6140 | ||
0aa5916a MA |
6141 | mos_obj_refd(spa->spa_condensing_indirect_phys. |
6142 | scip_next_mapping_object); | |
6143 | mos_obj_refd(spa->spa_condensing_indirect_phys. | |
6144 | scip_prev_obsolete_sm_object); | |
6145 | if (spa->spa_condensing_indirect_phys.scip_next_mapping_object != 0) { | |
6146 | vdev_indirect_mapping_t *vim = | |
6147 | vdev_indirect_mapping_open(mos, | |
6148 | spa->spa_condensing_indirect_phys.scip_next_mapping_object); | |
6149 | mos_obj_refd(vim->vim_phys->vimp_counts_object); | |
6150 | vdev_indirect_mapping_close(vim); | |
6151 | } | |
37f03da8 | 6152 | deleted_livelists_dump_mos(spa); |
0aa5916a MA |
6153 | |
6154 | if (dp->dp_origin_snap != NULL) { | |
6155 | dsl_dataset_t *ds; | |
6156 | ||
6157 | dsl_pool_config_enter(dp, FTAG); | |
6158 | VERIFY0(dsl_dataset_hold_obj(dp, | |
6159 | dsl_dataset_phys(dp->dp_origin_snap)->ds_next_snap_obj, | |
6160 | FTAG, &ds)); | |
6161 | count_ds_mos_objects(ds); | |
37f03da8 | 6162 | dump_blkptr_list(&ds->ds_deadlist, "Deadlist"); |
0aa5916a MA |
6163 | dsl_dataset_rele(ds, FTAG); |
6164 | dsl_pool_config_exit(dp, FTAG); | |
6165 | ||
6166 | count_ds_mos_objects(dp->dp_origin_snap); | |
37f03da8 | 6167 | dump_blkptr_list(&dp->dp_origin_snap->ds_deadlist, "Deadlist"); |
0aa5916a MA |
6168 | } |
6169 | count_dir_mos_objects(dp->dp_mos_dir); | |
6170 | if (dp->dp_free_dir != NULL) | |
6171 | count_dir_mos_objects(dp->dp_free_dir); | |
6172 | if (dp->dp_leak_dir != NULL) | |
6173 | count_dir_mos_objects(dp->dp_leak_dir); | |
6174 | ||
6175 | mos_leak_vdev(spa->spa_root_vdev); | |
6176 | ||
6177 | for (uint64_t class = 0; class < DDT_CLASSES; class++) { | |
6178 | for (uint64_t type = 0; type < DDT_TYPES; type++) { | |
6179 | for (uint64_t cksum = 0; | |
6180 | cksum < ZIO_CHECKSUM_FUNCTIONS; cksum++) { | |
6181 | ddt_t *ddt = spa->spa_ddt[cksum]; | |
6182 | mos_obj_refd(ddt->ddt_object[type][class]); | |
6183 | } | |
6184 | } | |
6185 | } | |
6186 | ||
6187 | /* | |
6188 | * Visit all allocated objects and make sure they are referenced. | |
6189 | */ | |
6190 | uint64_t object = 0; | |
6191 | while (dmu_object_next(mos, &object, B_FALSE, 0) == 0) { | |
6192 | if (range_tree_contains(mos_refd_objs, object, 1)) { | |
6193 | range_tree_remove(mos_refd_objs, object, 1); | |
6194 | } else { | |
6195 | dmu_object_info_t doi; | |
6196 | const char *name; | |
6197 | dmu_object_info(mos, object, &doi); | |
6198 | if (doi.doi_type & DMU_OT_NEWTYPE) { | |
6199 | dmu_object_byteswap_t bswap = | |
6200 | DMU_OT_BYTESWAP(doi.doi_type); | |
6201 | name = dmu_ot_byteswap[bswap].ob_name; | |
6202 | } else { | |
6203 | name = dmu_ot[doi.doi_type].ot_name; | |
6204 | } | |
6205 | ||
6206 | (void) printf("MOS object %llu (%s) leaked\n", | |
6207 | (u_longlong_t)object, name); | |
6208 | rv = 2; | |
6209 | } | |
6210 | } | |
6211 | (void) range_tree_walk(mos_refd_objs, mos_leaks_cb, NULL); | |
6212 | if (!range_tree_is_empty(mos_refd_objs)) | |
6213 | rv = 2; | |
6214 | range_tree_vacate(mos_refd_objs, NULL, NULL); | |
6215 | range_tree_destroy(mos_refd_objs); | |
6216 | return (rv); | |
6217 | } | |
6218 | ||
93e28d66 SD |
6219 | typedef struct log_sm_obsolete_stats_arg { |
6220 | uint64_t lsos_current_txg; | |
6221 | ||
6222 | uint64_t lsos_total_entries; | |
6223 | uint64_t lsos_valid_entries; | |
6224 | ||
6225 | uint64_t lsos_sm_entries; | |
6226 | uint64_t lsos_valid_sm_entries; | |
6227 | } log_sm_obsolete_stats_arg_t; | |
6228 | ||
6229 | static int | |
6230 | log_spacemap_obsolete_stats_cb(spa_t *spa, space_map_entry_t *sme, | |
6231 | uint64_t txg, void *arg) | |
6232 | { | |
6233 | log_sm_obsolete_stats_arg_t *lsos = arg; | |
6234 | ||
6235 | uint64_t offset = sme->sme_offset; | |
6236 | uint64_t vdev_id = sme->sme_vdev; | |
6237 | ||
6238 | if (lsos->lsos_current_txg == 0) { | |
6239 | /* this is the first log */ | |
6240 | lsos->lsos_current_txg = txg; | |
6241 | } else if (lsos->lsos_current_txg < txg) { | |
6242 | /* we just changed log - print stats and reset */ | |
6243 | (void) printf("%-8llu valid entries out of %-8llu - txg %llu\n", | |
6244 | (u_longlong_t)lsos->lsos_valid_sm_entries, | |
6245 | (u_longlong_t)lsos->lsos_sm_entries, | |
6246 | (u_longlong_t)lsos->lsos_current_txg); | |
6247 | lsos->lsos_valid_sm_entries = 0; | |
6248 | lsos->lsos_sm_entries = 0; | |
6249 | lsos->lsos_current_txg = txg; | |
6250 | } | |
6251 | ASSERT3U(lsos->lsos_current_txg, ==, txg); | |
6252 | ||
6253 | lsos->lsos_sm_entries++; | |
6254 | lsos->lsos_total_entries++; | |
6255 | ||
6256 | vdev_t *vd = vdev_lookup_top(spa, vdev_id); | |
6257 | if (!vdev_is_concrete(vd)) | |
6258 | return (0); | |
6259 | ||
6260 | metaslab_t *ms = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
6261 | ASSERT(sme->sme_type == SM_ALLOC || sme->sme_type == SM_FREE); | |
6262 | ||
6263 | if (txg < metaslab_unflushed_txg(ms)) | |
6264 | return (0); | |
6265 | lsos->lsos_valid_sm_entries++; | |
6266 | lsos->lsos_valid_entries++; | |
6267 | return (0); | |
6268 | } | |
6269 | ||
6270 | static void | |
6271 | dump_log_spacemap_obsolete_stats(spa_t *spa) | |
6272 | { | |
bac15c11 SD |
6273 | if (!spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP)) |
6274 | return; | |
6275 | ||
93e28d66 SD |
6276 | log_sm_obsolete_stats_arg_t lsos; |
6277 | bzero(&lsos, sizeof (lsos)); | |
6278 | ||
6279 | (void) printf("Log Space Map Obsolete Entry Statistics:\n"); | |
6280 | ||
6281 | iterate_through_spacemap_logs(spa, | |
6282 | log_spacemap_obsolete_stats_cb, &lsos); | |
6283 | ||
6284 | /* print stats for latest log */ | |
6285 | (void) printf("%-8llu valid entries out of %-8llu - txg %llu\n", | |
6286 | (u_longlong_t)lsos.lsos_valid_sm_entries, | |
6287 | (u_longlong_t)lsos.lsos_sm_entries, | |
6288 | (u_longlong_t)lsos.lsos_current_txg); | |
6289 | ||
6290 | (void) printf("%-8llu valid entries out of %-8llu - total\n\n", | |
6291 | (u_longlong_t)lsos.lsos_valid_entries, | |
6292 | (u_longlong_t)lsos.lsos_total_entries); | |
6293 | } | |
6294 | ||
34dc7c2f BB |
6295 | static void |
6296 | dump_zpool(spa_t *spa) | |
6297 | { | |
6298 | dsl_pool_t *dp = spa_get_dsl(spa); | |
6299 | int rc = 0; | |
6300 | ||
428870ff BB |
6301 | if (dump_opt['S']) { |
6302 | dump_simulated_ddt(spa); | |
6303 | return; | |
6304 | } | |
6305 | ||
6306 | if (!dump_opt['e'] && dump_opt['C'] > 1) { | |
6307 | (void) printf("\nCached configuration:\n"); | |
6308 | dump_nvlist(spa->spa_config, 8); | |
6309 | } | |
6310 | ||
6311 | if (dump_opt['C']) | |
6312 | dump_config(spa); | |
6313 | ||
34dc7c2f | 6314 | if (dump_opt['u']) |
428870ff | 6315 | dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); |
34dc7c2f | 6316 | |
428870ff BB |
6317 | if (dump_opt['D']) |
6318 | dump_all_ddts(spa); | |
6319 | ||
6320 | if (dump_opt['d'] > 2 || dump_opt['m']) | |
6321 | dump_metaslabs(spa); | |
f3a7f661 GW |
6322 | if (dump_opt['M']) |
6323 | dump_metaslab_groups(spa); | |
93e28d66 SD |
6324 | if (dump_opt['d'] > 2 || dump_opt['m']) { |
6325 | dump_log_spacemaps(spa); | |
6326 | dump_log_spacemap_obsolete_stats(spa); | |
6327 | } | |
428870ff BB |
6328 | |
6329 | if (dump_opt['d'] || dump_opt['i']) { | |
241b5415 | 6330 | spa_feature_t f; |
ca577779 PD |
6331 | mos_refd_objs = range_tree_create(NULL, RANGE_SEG64, NULL, 0, |
6332 | 0); | |
37f03da8 | 6333 | dump_objset(dp->dp_meta_objset); |
0aa5916a | 6334 | |
34dc7c2f | 6335 | if (dump_opt['d'] >= 3) { |
a1d477c2 | 6336 | dsl_pool_t *dp = spa->spa_dsl_pool; |
252e1a54 | 6337 | dump_full_bpobj(&spa->spa_deferred_bpobj, |
d1fada1e | 6338 | "Deferred frees", 0); |
428870ff | 6339 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
a1d477c2 | 6340 | dump_full_bpobj(&dp->dp_free_bpobj, |
d1fada1e | 6341 | "Pool snapshot frees", 0); |
9ae529ec | 6342 | } |
a1d477c2 MA |
6343 | if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { |
6344 | ASSERT(spa_feature_is_enabled(spa, | |
6345 | SPA_FEATURE_DEVICE_REMOVAL)); | |
6346 | dump_full_bpobj(&dp->dp_obsolete_bpobj, | |
6347 | "Pool obsolete blocks", 0); | |
6348 | } | |
9ae529ec CS |
6349 | |
6350 | if (spa_feature_is_active(spa, | |
fa86b5db | 6351 | SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec | 6352 | dump_bptree(spa->spa_meta_objset, |
a1d477c2 | 6353 | dp->dp_bptree_obj, |
9ae529ec | 6354 | "Pool dataset frees"); |
428870ff | 6355 | } |
34dc7c2f | 6356 | dump_dtl(spa->spa_root_vdev, 0); |
34dc7c2f | 6357 | } |
30af21b0 PD |
6358 | |
6359 | for (spa_feature_t f = 0; f < SPA_FEATURES; f++) | |
6360 | global_feature_count[f] = UINT64_MAX; | |
6361 | global_feature_count[SPA_FEATURE_REDACTION_BOOKMARKS] = 0; | |
6362 | global_feature_count[SPA_FEATURE_BOOKMARK_WRITTEN] = 0; | |
37f03da8 | 6363 | global_feature_count[SPA_FEATURE_LIVELIST] = 0; |
30af21b0 | 6364 | |
37f03da8 | 6365 | (void) dmu_objset_find(spa_name(spa), dump_one_objset, |
428870ff | 6366 | NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); |
f1512ee6 | 6367 | |
0aa5916a MA |
6368 | if (rc == 0 && !dump_opt['L']) |
6369 | rc = dump_mos_leaks(spa); | |
6370 | ||
241b5415 MA |
6371 | for (f = 0; f < SPA_FEATURES; f++) { |
6372 | uint64_t refcount; | |
6373 | ||
30af21b0 | 6374 | uint64_t *arr; |
241b5415 | 6375 | if (!(spa_feature_table[f].fi_flags & |
30af21b0 PD |
6376 | ZFEATURE_FLAG_PER_DATASET)) { |
6377 | if (global_feature_count[f] == UINT64_MAX) | |
6378 | continue; | |
6379 | if (!spa_feature_is_enabled(spa, f)) { | |
6380 | ASSERT0(global_feature_count[f]); | |
6381 | continue; | |
6382 | } | |
6383 | arr = global_feature_count; | |
6384 | } else { | |
6385 | if (!spa_feature_is_enabled(spa, f)) { | |
6386 | ASSERT0(dataset_feature_count[f]); | |
6387 | continue; | |
6388 | } | |
6389 | arr = dataset_feature_count; | |
241b5415 MA |
6390 | } |
6391 | if (feature_get_refcount(spa, &spa_feature_table[f], | |
6392 | &refcount) == ENOTSUP) | |
6393 | continue; | |
30af21b0 | 6394 | if (arr[f] != refcount) { |
241b5415 | 6395 | (void) printf("%s feature refcount mismatch: " |
30af21b0 | 6396 | "%lld consumers != %lld refcount\n", |
241b5415 | 6397 | spa_feature_table[f].fi_uname, |
30af21b0 | 6398 | (longlong_t)arr[f], (longlong_t)refcount); |
784652c1 DB |
6399 | rc = 2; |
6400 | } else { | |
241b5415 MA |
6401 | (void) printf("Verified %s feature refcount " |
6402 | "of %llu is correct\n", | |
6403 | spa_feature_table[f].fi_uname, | |
784652c1 DB |
6404 | (longlong_t)refcount); |
6405 | } | |
f1512ee6 | 6406 | } |
a1d477c2 | 6407 | |
93e28d66 | 6408 | if (rc == 0) |
a1d477c2 | 6409 | rc = verify_device_removal_feature_counts(spa); |
34dc7c2f | 6410 | } |
0aa5916a | 6411 | |
f1512ee6 | 6412 | if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) |
34dc7c2f BB |
6413 | rc = dump_block_stats(spa); |
6414 | ||
93cf2076 GW |
6415 | if (rc == 0) |
6416 | rc = verify_spacemap_refcounts(spa); | |
6417 | ||
34dc7c2f BB |
6418 | if (dump_opt['s']) |
6419 | show_pool_stats(spa); | |
6420 | ||
428870ff BB |
6421 | if (dump_opt['h']) |
6422 | dump_history(spa); | |
6423 | ||
4d044c4c | 6424 | if (rc == 0) |
d2734cce SD |
6425 | rc = verify_checkpoint(spa); |
6426 | ||
fa603f82 GM |
6427 | if (rc != 0) { |
6428 | dump_debug_buffer(); | |
34dc7c2f | 6429 | exit(rc); |
fa603f82 | 6430 | } |
34dc7c2f BB |
6431 | } |
6432 | ||
bc67cba7 PZ |
6433 | #define ZDB_FLAG_CHECKSUM 0x0001 |
6434 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
6435 | #define ZDB_FLAG_BSWAP 0x0004 | |
6436 | #define ZDB_FLAG_GBH 0x0008 | |
6437 | #define ZDB_FLAG_INDIRECT 0x0010 | |
6438 | #define ZDB_FLAG_RAW 0x0020 | |
6439 | #define ZDB_FLAG_PRINT_BLKPTR 0x0040 | |
6440 | #define ZDB_FLAG_VERBOSE 0x0080 | |
6441 | ||
6442 | static int flagbits[256]; | |
6443 | static char flagbitstr[16]; | |
6444 | ||
34dc7c2f BB |
6445 | static void |
6446 | zdb_print_blkptr(blkptr_t *bp, int flags) | |
6447 | { | |
428870ff | 6448 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
6449 | |
6450 | if (flags & ZDB_FLAG_BSWAP) | |
6451 | byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); | |
428870ff | 6452 | |
b0bc7a84 | 6453 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff | 6454 | (void) printf("%s\n", blkbuf); |
34dc7c2f BB |
6455 | } |
6456 | ||
6457 | static void | |
6458 | zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) | |
6459 | { | |
6460 | int i; | |
6461 | ||
6462 | for (i = 0; i < nbps; i++) | |
6463 | zdb_print_blkptr(&bp[i], flags); | |
6464 | } | |
6465 | ||
6466 | static void | |
6467 | zdb_dump_gbh(void *buf, int flags) | |
6468 | { | |
6469 | zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); | |
6470 | } | |
6471 | ||
6472 | static void | |
6473 | zdb_dump_block_raw(void *buf, uint64_t size, int flags) | |
6474 | { | |
6475 | if (flags & ZDB_FLAG_BSWAP) | |
6476 | byteswap_uint64_array(buf, size); | |
0e5b68e0 | 6477 | VERIFY(write(fileno(stdout), buf, size) == size); |
34dc7c2f BB |
6478 | } |
6479 | ||
6480 | static void | |
6481 | zdb_dump_block(char *label, void *buf, uint64_t size, int flags) | |
6482 | { | |
6483 | uint64_t *d = (uint64_t *)buf; | |
867959b5 | 6484 | unsigned nwords = size / sizeof (uint64_t); |
34dc7c2f | 6485 | int do_bswap = !!(flags & ZDB_FLAG_BSWAP); |
867959b5 BB |
6486 | unsigned i, j; |
6487 | const char *hdr; | |
6488 | char *c; | |
34dc7c2f BB |
6489 | |
6490 | ||
6491 | if (do_bswap) | |
6492 | hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; | |
6493 | else | |
6494 | hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; | |
6495 | ||
6496 | (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); | |
6497 | ||
a179a3aa | 6498 | #ifdef _LITTLE_ENDIAN |
4e33ba4c | 6499 | /* correct the endianness */ |
a179a3aa CC |
6500 | do_bswap = !do_bswap; |
6501 | #endif | |
34dc7c2f BB |
6502 | for (i = 0; i < nwords; i += 2) { |
6503 | (void) printf("%06llx: %016llx %016llx ", | |
6504 | (u_longlong_t)(i * sizeof (uint64_t)), | |
6505 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), | |
6506 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); | |
6507 | ||
6508 | c = (char *)&d[i]; | |
6509 | for (j = 0; j < 2 * sizeof (uint64_t); j++) | |
6510 | (void) printf("%c", isprint(c[j]) ? c[j] : '.'); | |
6511 | (void) printf("\n"); | |
6512 | } | |
6513 | } | |
6514 | ||
6515 | /* | |
6516 | * There are two acceptable formats: | |
6517 | * leaf_name - For example: c1t0d0 or /tmp/ztest.0a | |
6518 | * child[.child]* - For example: 0.1.1 | |
6519 | * | |
6520 | * The second form can be used to specify arbitrary vdevs anywhere | |
4e33ba4c | 6521 | * in the hierarchy. For example, in a pool with a mirror of |
34dc7c2f BB |
6522 | * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . |
6523 | */ | |
6524 | static vdev_t * | |
867959b5 | 6525 | zdb_vdev_lookup(vdev_t *vdev, const char *path) |
34dc7c2f BB |
6526 | { |
6527 | char *s, *p, *q; | |
867959b5 | 6528 | unsigned i; |
34dc7c2f BB |
6529 | |
6530 | if (vdev == NULL) | |
6531 | return (NULL); | |
6532 | ||
6533 | /* First, assume the x.x.x.x format */ | |
867959b5 | 6534 | i = strtoul(path, &s, 10); |
34dc7c2f BB |
6535 | if (s == path || (s && *s != '.' && *s != '\0')) |
6536 | goto name; | |
867959b5 | 6537 | if (i >= vdev->vdev_children) |
34dc7c2f BB |
6538 | return (NULL); |
6539 | ||
6540 | vdev = vdev->vdev_child[i]; | |
aed0e9f3 | 6541 | if (s && *s == '\0') |
34dc7c2f BB |
6542 | return (vdev); |
6543 | return (zdb_vdev_lookup(vdev, s+1)); | |
6544 | ||
6545 | name: | |
6546 | for (i = 0; i < vdev->vdev_children; i++) { | |
6547 | vdev_t *vc = vdev->vdev_child[i]; | |
6548 | ||
6549 | if (vc->vdev_path == NULL) { | |
6550 | vc = zdb_vdev_lookup(vc, path); | |
6551 | if (vc == NULL) | |
6552 | continue; | |
6553 | else | |
6554 | return (vc); | |
6555 | } | |
6556 | ||
6557 | p = strrchr(vc->vdev_path, '/'); | |
6558 | p = p ? p + 1 : vc->vdev_path; | |
6559 | q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; | |
6560 | ||
6561 | if (strcmp(vc->vdev_path, path) == 0) | |
6562 | return (vc); | |
6563 | if (strcmp(p, path) == 0) | |
6564 | return (vc); | |
6565 | if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) | |
6566 | return (vc); | |
6567 | } | |
6568 | ||
6569 | return (NULL); | |
6570 | } | |
6571 | ||
f12e42cc PZ |
6572 | static int |
6573 | name_from_objset_id(spa_t *spa, uint64_t objset_id, char *outstr) | |
6574 | { | |
6575 | dsl_dataset_t *ds; | |
6576 | ||
6577 | dsl_pool_config_enter(spa->spa_dsl_pool, FTAG); | |
6578 | int error = dsl_dataset_hold_obj(spa->spa_dsl_pool, objset_id, | |
6579 | NULL, &ds); | |
6580 | if (error != 0) { | |
6581 | (void) fprintf(stderr, "failed to hold objset %llu: %s\n", | |
6582 | (u_longlong_t)objset_id, strerror(error)); | |
6583 | dsl_pool_config_exit(spa->spa_dsl_pool, FTAG); | |
6584 | return (error); | |
6585 | } | |
6586 | dsl_dataset_name(ds, outstr); | |
6587 | dsl_dataset_rele(ds, NULL); | |
6588 | dsl_pool_config_exit(spa->spa_dsl_pool, FTAG); | |
6589 | return (0); | |
6590 | } | |
6591 | ||
f0bf4351 PZ |
6592 | static boolean_t |
6593 | zdb_parse_block_sizes(char *sizes, uint64_t *lsize, uint64_t *psize) | |
6594 | { | |
6595 | char *s0, *s1; | |
6596 | ||
6597 | if (sizes == NULL) | |
6598 | return (B_FALSE); | |
6599 | ||
6600 | s0 = strtok(sizes, "/"); | |
6601 | if (s0 == NULL) | |
6602 | return (B_FALSE); | |
6603 | s1 = strtok(NULL, "/"); | |
6604 | *lsize = strtoull(s0, NULL, 16); | |
6605 | *psize = s1 ? strtoull(s1, NULL, 16) : *lsize; | |
6606 | return (*lsize >= *psize && *psize > 0); | |
6607 | } | |
6608 | ||
6609 | #define ZIO_COMPRESS_MASK(alg) (1ULL << (ZIO_COMPRESS_##alg)) | |
6610 | ||
bc67cba7 PZ |
6611 | static boolean_t |
6612 | zdb_decompress_block(abd_t *pabd, void *buf, void *lbuf, uint64_t lsize, | |
6613 | uint64_t psize, int flags) | |
6614 | { | |
6615 | boolean_t exceeded = B_FALSE; | |
6616 | /* | |
6617 | * We don't know how the data was compressed, so just try | |
6618 | * every decompress function at every inflated blocksize. | |
6619 | */ | |
6620 | void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); | |
6621 | int cfuncs[ZIO_COMPRESS_FUNCTIONS] = { 0 }; | |
6622 | int *cfuncp = cfuncs; | |
6623 | uint64_t maxlsize = SPA_MAXBLOCKSIZE; | |
6624 | uint64_t mask = ZIO_COMPRESS_MASK(ON) | ZIO_COMPRESS_MASK(OFF) | | |
6625 | ZIO_COMPRESS_MASK(INHERIT) | ZIO_COMPRESS_MASK(EMPTY) | | |
6626 | (getenv("ZDB_NO_ZLE") ? ZIO_COMPRESS_MASK(ZLE) : 0); | |
6627 | *cfuncp++ = ZIO_COMPRESS_LZ4; | |
6628 | *cfuncp++ = ZIO_COMPRESS_LZJB; | |
6629 | mask |= ZIO_COMPRESS_MASK(LZ4) | ZIO_COMPRESS_MASK(LZJB); | |
6630 | for (int c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) | |
6631 | if (((1ULL << c) & mask) == 0) | |
6632 | *cfuncp++ = c; | |
6633 | ||
6634 | /* | |
6635 | * On the one hand, with SPA_MAXBLOCKSIZE at 16MB, this | |
6636 | * could take a while and we should let the user know | |
6637 | * we are not stuck. On the other hand, printing progress | |
6638 | * info gets old after a while. User can specify 'v' flag | |
6639 | * to see the progression. | |
6640 | */ | |
6641 | if (lsize == psize) | |
6642 | lsize += SPA_MINBLOCKSIZE; | |
6643 | else | |
6644 | maxlsize = lsize; | |
6645 | for (; lsize <= maxlsize; lsize += SPA_MINBLOCKSIZE) { | |
6646 | for (cfuncp = cfuncs; *cfuncp; cfuncp++) { | |
6647 | if (flags & ZDB_FLAG_VERBOSE) { | |
6648 | (void) fprintf(stderr, | |
6649 | "Trying %05llx -> %05llx (%s)\n", | |
6650 | (u_longlong_t)psize, | |
6651 | (u_longlong_t)lsize, | |
6652 | zio_compress_table[*cfuncp].\ | |
6653 | ci_name); | |
6654 | } | |
6655 | ||
6656 | /* | |
6657 | * We randomize lbuf2, and decompress to both | |
6658 | * lbuf and lbuf2. This way, we will know if | |
6659 | * decompression fill exactly to lsize. | |
6660 | */ | |
6661 | VERIFY0(random_get_pseudo_bytes(lbuf2, lsize)); | |
6662 | ||
6663 | if (zio_decompress_data(*cfuncp, pabd, | |
6664 | lbuf, psize, lsize) == 0 && | |
6665 | zio_decompress_data(*cfuncp, pabd, | |
6666 | lbuf2, psize, lsize) == 0 && | |
6667 | bcmp(lbuf, lbuf2, lsize) == 0) | |
6668 | break; | |
6669 | } | |
6670 | if (*cfuncp != 0) | |
6671 | break; | |
6672 | } | |
6673 | umem_free(lbuf2, SPA_MAXBLOCKSIZE); | |
6674 | ||
6675 | if (lsize > maxlsize) { | |
6676 | exceeded = B_TRUE; | |
6677 | } | |
6678 | buf = lbuf; | |
6679 | if (*cfuncp == ZIO_COMPRESS_ZLE) { | |
6680 | printf("\nZLE decompression was selected. If you " | |
6681 | "suspect the results are wrong,\ntry avoiding ZLE " | |
6682 | "by setting and exporting ZDB_NO_ZLE=\"true\"\n"); | |
6683 | } | |
6684 | ||
6685 | return (exceeded); | |
6686 | } | |
6687 | ||
34dc7c2f BB |
6688 | /* |
6689 | * Read a block from a pool and print it out. The syntax of the | |
6690 | * block descriptor is: | |
6691 | * | |
f0bf4351 | 6692 | * pool:vdev_specifier:offset:[lsize/]psize[:flags] |
34dc7c2f BB |
6693 | * |
6694 | * pool - The name of the pool you wish to read from | |
6695 | * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) | |
6696 | * offset - offset, in hex, in bytes | |
6697 | * size - Amount of data to read, in hex, in bytes | |
6698 | * flags - A string of characters specifying options | |
6699 | * b: Decode a blkptr at given offset within block | |
894f6696 | 6700 | * c: Calculate and display checksums |
428870ff | 6701 | * d: Decompress data before dumping |
34dc7c2f | 6702 | * e: Byteswap data before dumping |
428870ff BB |
6703 | * g: Display data as a gang block header |
6704 | * i: Display as an indirect block | |
34dc7c2f | 6705 | * r: Dump raw data to stdout |
f0bf4351 | 6706 | * v: Verbose |
34dc7c2f | 6707 | * |
34dc7c2f BB |
6708 | */ |
6709 | static void | |
428870ff | 6710 | zdb_read_block(char *thing, spa_t *spa) |
34dc7c2f | 6711 | { |
428870ff BB |
6712 | blkptr_t blk, *bp = &blk; |
6713 | dva_t *dva = bp->blk_dva; | |
34dc7c2f | 6714 | int flags = 0; |
f0bf4351 | 6715 | uint64_t offset = 0, psize = 0, lsize = 0, blkptr_offset = 0; |
34dc7c2f BB |
6716 | zio_t *zio; |
6717 | vdev_t *vd; | |
a6255b7f DQ |
6718 | abd_t *pabd; |
6719 | void *lbuf, *buf; | |
f0bf4351 | 6720 | char *s, *p, *dup, *vdev, *flagstr, *sizes; |
428870ff | 6721 | int i, error; |
bc67cba7 | 6722 | boolean_t borrowed = B_FALSE, found = B_FALSE; |
34dc7c2f BB |
6723 | |
6724 | dup = strdup(thing); | |
6725 | s = strtok(dup, ":"); | |
34dc7c2f BB |
6726 | vdev = s ? s : ""; |
6727 | s = strtok(NULL, ":"); | |
6728 | offset = strtoull(s ? s : "", NULL, 16); | |
f0bf4351 | 6729 | sizes = strtok(NULL, ":"); |
34dc7c2f | 6730 | s = strtok(NULL, ":"); |
f0bf4351 | 6731 | flagstr = strdup(s ? s : ""); |
34dc7c2f BB |
6732 | |
6733 | s = NULL; | |
f0bf4351 PZ |
6734 | if (!zdb_parse_block_sizes(sizes, &lsize, &psize)) |
6735 | s = "invalid size(s)"; | |
6736 | if (!IS_P2ALIGNED(psize, DEV_BSIZE) || !IS_P2ALIGNED(lsize, DEV_BSIZE)) | |
34dc7c2f BB |
6737 | s = "size must be a multiple of sector size"; |
6738 | if (!IS_P2ALIGNED(offset, DEV_BSIZE)) | |
6739 | s = "offset must be a multiple of sector size"; | |
6740 | if (s) { | |
6741 | (void) printf("Invalid block specifier: %s - %s\n", thing, s); | |
bc67cba7 | 6742 | goto done; |
34dc7c2f BB |
6743 | } |
6744 | ||
6745 | for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { | |
bc67cba7 | 6746 | for (i = 0; i < strlen(flagstr); i++) { |
34dc7c2f BB |
6747 | int bit = flagbits[(uchar_t)flagstr[i]]; |
6748 | ||
6749 | if (bit == 0) { | |
bc67cba7 PZ |
6750 | (void) printf("***Ignoring flag: %c\n", |
6751 | (uchar_t)flagstr[i]); | |
34dc7c2f BB |
6752 | continue; |
6753 | } | |
bc67cba7 | 6754 | found = B_TRUE; |
34dc7c2f BB |
6755 | flags |= bit; |
6756 | ||
34dc7c2f | 6757 | p = &flagstr[i + 1]; |
34dc7c2f | 6758 | if (*p != ':' && *p != '\0') { |
bc67cba7 PZ |
6759 | int j = 0, nextbit = flagbits[(uchar_t)*p]; |
6760 | char *end, offstr[8] = { 0 }; | |
6761 | if ((bit == ZDB_FLAG_PRINT_BLKPTR) && | |
6762 | (nextbit == 0)) { | |
6763 | /* look ahead to isolate the offset */ | |
6764 | while (nextbit == 0 && | |
6765 | strchr(flagbitstr, *p) == NULL) { | |
6766 | offstr[j] = *p; | |
6767 | j++; | |
6768 | if (i + j > strlen(flagstr)) | |
6769 | break; | |
6770 | p++; | |
6771 | nextbit = flagbits[(uchar_t)*p]; | |
6772 | } | |
6773 | blkptr_offset = strtoull(offstr, &end, | |
6774 | 16); | |
6775 | i += j; | |
6776 | } else if (nextbit == 0) { | |
6777 | (void) printf("***Ignoring flag arg:" | |
6778 | " '%c'\n", (uchar_t)*p); | |
6779 | } | |
34dc7c2f BB |
6780 | } |
6781 | } | |
6782 | } | |
bc67cba7 PZ |
6783 | if (blkptr_offset % sizeof (blkptr_t)) { |
6784 | printf("Block pointer offset 0x%llx " | |
6785 | "must be divisible by 0x%x\n", | |
6786 | (longlong_t)blkptr_offset, (int)sizeof (blkptr_t)); | |
6787 | goto done; | |
6788 | } | |
6789 | if (found == B_FALSE && strlen(flagstr) > 0) { | |
6790 | printf("Invalid flag arg: '%s'\n", flagstr); | |
6791 | goto done; | |
6792 | } | |
34dc7c2f | 6793 | |
34dc7c2f BB |
6794 | vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); |
6795 | if (vd == NULL) { | |
6796 | (void) printf("***Invalid vdev: %s\n", vdev); | |
6797 | free(dup); | |
6798 | return; | |
6799 | } else { | |
6800 | if (vd->vdev_path) | |
428870ff BB |
6801 | (void) fprintf(stderr, "Found vdev: %s\n", |
6802 | vd->vdev_path); | |
34dc7c2f | 6803 | else |
428870ff | 6804 | (void) fprintf(stderr, "Found vdev type: %s\n", |
34dc7c2f BB |
6805 | vd->vdev_ops->vdev_op_type); |
6806 | } | |
6807 | ||
84c07ada | 6808 | pabd = abd_alloc_for_io(SPA_MAXBLOCKSIZE, B_FALSE); |
428870ff BB |
6809 | lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
6810 | ||
6811 | BP_ZERO(bp); | |
34dc7c2f | 6812 | |
428870ff BB |
6813 | DVA_SET_VDEV(&dva[0], vd->vdev_id); |
6814 | DVA_SET_OFFSET(&dva[0], offset); | |
6815 | DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); | |
6816 | DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); | |
6817 | ||
6818 | BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); | |
6819 | ||
6820 | BP_SET_LSIZE(bp, lsize); | |
6821 | BP_SET_PSIZE(bp, psize); | |
6822 | BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); | |
6823 | BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); | |
6824 | BP_SET_TYPE(bp, DMU_OT_NONE); | |
6825 | BP_SET_LEVEL(bp, 0); | |
6826 | BP_SET_DEDUP(bp, 0); | |
6827 | BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); | |
34dc7c2f | 6828 | |
b128c09f | 6829 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
34dc7c2f | 6830 | zio = zio_root(spa, NULL, NULL, 0); |
428870ff BB |
6831 | |
6832 | if (vd == vd->vdev_top) { | |
6833 | /* | |
6834 | * Treat this as a normal block read. | |
6835 | */ | |
a6255b7f | 6836 | zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, |
428870ff BB |
6837 | ZIO_PRIORITY_SYNC_READ, |
6838 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); | |
6839 | } else { | |
6840 | /* | |
6841 | * Treat this as a vdev child I/O. | |
6842 | */ | |
a6255b7f DQ |
6843 | zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, |
6844 | psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, | |
bc67cba7 PZ |
6845 | ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_PROPAGATE | |
6846 | ZIO_FLAG_DONT_RETRY | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | | |
6847 | ZIO_FLAG_OPTIONAL, NULL, NULL)); | |
428870ff BB |
6848 | } |
6849 | ||
34dc7c2f | 6850 | error = zio_wait(zio); |
b128c09f | 6851 | spa_config_exit(spa, SCL_STATE, FTAG); |
34dc7c2f BB |
6852 | |
6853 | if (error) { | |
6854 | (void) printf("Read of %s failed, error: %d\n", thing, error); | |
6855 | goto out; | |
6856 | } | |
6857 | ||
bc67cba7 PZ |
6858 | uint64_t orig_lsize = lsize; |
6859 | buf = lbuf; | |
428870ff | 6860 | if (flags & ZDB_FLAG_DECOMPRESS) { |
bc67cba7 PZ |
6861 | boolean_t failed = zdb_decompress_block(pabd, buf, lbuf, |
6862 | lsize, psize, flags); | |
6863 | if (failed) { | |
428870ff BB |
6864 | (void) printf("Decompress of %s failed\n", thing); |
6865 | goto out; | |
6866 | } | |
428870ff | 6867 | } else { |
f0bf4351 | 6868 | buf = abd_borrow_buf_copy(pabd, lsize); |
84c07ada | 6869 | borrowed = B_TRUE; |
428870ff | 6870 | } |
bc67cba7 PZ |
6871 | /* |
6872 | * Try to detect invalid block pointer. If invalid, try | |
6873 | * decompressing. | |
6874 | */ | |
6875 | if ((flags & ZDB_FLAG_PRINT_BLKPTR || flags & ZDB_FLAG_INDIRECT) && | |
6876 | !(flags & ZDB_FLAG_DECOMPRESS)) { | |
6877 | const blkptr_t *b = (const blkptr_t *)(void *) | |
6878 | ((uintptr_t)buf + (uintptr_t)blkptr_offset); | |
6879 | if (zfs_blkptr_verify(spa, b, B_FALSE, BLK_VERIFY_ONLY) == | |
6880 | B_FALSE) { | |
6881 | abd_return_buf_copy(pabd, buf, lsize); | |
6882 | borrowed = B_FALSE; | |
6883 | buf = lbuf; | |
6884 | boolean_t failed = zdb_decompress_block(pabd, buf, | |
6885 | lbuf, lsize, psize, flags); | |
6886 | b = (const blkptr_t *)(void *) | |
6887 | ((uintptr_t)buf + (uintptr_t)blkptr_offset); | |
6888 | if (failed || zfs_blkptr_verify(spa, b, B_FALSE, | |
6889 | BLK_VERIFY_LOG) == B_FALSE) { | |
6890 | printf("invalid block pointer at this DVA\n"); | |
6891 | goto out; | |
6892 | } | |
6893 | } | |
6894 | } | |
428870ff | 6895 | |
34dc7c2f BB |
6896 | if (flags & ZDB_FLAG_PRINT_BLKPTR) |
6897 | zdb_print_blkptr((blkptr_t *)(void *) | |
6898 | ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); | |
6899 | else if (flags & ZDB_FLAG_RAW) | |
f0bf4351 | 6900 | zdb_dump_block_raw(buf, lsize, flags); |
34dc7c2f | 6901 | else if (flags & ZDB_FLAG_INDIRECT) |
bc67cba7 PZ |
6902 | zdb_dump_indirect((blkptr_t *)buf, |
6903 | orig_lsize / sizeof (blkptr_t), flags); | |
34dc7c2f BB |
6904 | else if (flags & ZDB_FLAG_GBH) |
6905 | zdb_dump_gbh(buf, flags); | |
6906 | else | |
f0bf4351 | 6907 | zdb_dump_block(thing, buf, lsize, flags); |
34dc7c2f | 6908 | |
894f6696 PZ |
6909 | /* |
6910 | * If :c was specified, iterate through the checksum table to | |
6911 | * calculate and display each checksum for our specified | |
6912 | * DVA and length. | |
6913 | */ | |
6914 | if ((flags & ZDB_FLAG_CHECKSUM) && !(flags & ZDB_FLAG_RAW) && | |
6915 | !(flags & ZDB_FLAG_GBH)) { | |
9cdf7b1f | 6916 | zio_t *czio; |
894f6696 PZ |
6917 | (void) printf("\n"); |
6918 | for (enum zio_checksum ck = ZIO_CHECKSUM_LABEL; | |
6919 | ck < ZIO_CHECKSUM_FUNCTIONS; ck++) { | |
6920 | ||
6921 | if ((zio_checksum_table[ck].ci_flags & | |
6922 | ZCHECKSUM_FLAG_EMBEDDED) || | |
6923 | ck == ZIO_CHECKSUM_NOPARITY) { | |
6924 | continue; | |
6925 | } | |
6926 | BP_SET_CHECKSUM(bp, ck); | |
6927 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); | |
6928 | czio = zio_root(spa, NULL, NULL, ZIO_FLAG_CANFAIL); | |
6929 | czio->io_bp = bp; | |
6930 | ||
6931 | if (vd == vd->vdev_top) { | |
9cdf7b1f | 6932 | zio_nowait(zio_read(czio, spa, bp, pabd, psize, |
894f6696 PZ |
6933 | NULL, NULL, |
6934 | ZIO_PRIORITY_SYNC_READ, | |
6935 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | | |
9cdf7b1f | 6936 | ZIO_FLAG_DONT_RETRY, NULL)); |
894f6696 PZ |
6937 | } else { |
6938 | zio_nowait(zio_vdev_child_io(czio, bp, vd, | |
6939 | offset, pabd, psize, ZIO_TYPE_READ, | |
6940 | ZIO_PRIORITY_SYNC_READ, | |
6941 | ZIO_FLAG_DONT_CACHE | | |
6942 | ZIO_FLAG_DONT_PROPAGATE | | |
6943 | ZIO_FLAG_DONT_RETRY | | |
6944 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | | |
6945 | ZIO_FLAG_SPECULATIVE | | |
6946 | ZIO_FLAG_OPTIONAL, NULL, NULL)); | |
6947 | } | |
6948 | error = zio_wait(czio); | |
6949 | if (error == 0 || error == ECKSUM) { | |
5a089773 PZ |
6950 | zio_t *ck_zio = zio_root(spa, NULL, NULL, 0); |
6951 | ck_zio->io_offset = | |
6952 | DVA_GET_OFFSET(&bp->blk_dva[0]); | |
6953 | ck_zio->io_bp = bp; | |
6954 | zio_checksum_compute(ck_zio, ck, pabd, lsize); | |
894f6696 PZ |
6955 | printf("%12s\tcksum=%llx:%llx:%llx:%llx\n", |
6956 | zio_checksum_table[ck].ci_name, | |
6957 | (u_longlong_t)bp->blk_cksum.zc_word[0], | |
6958 | (u_longlong_t)bp->blk_cksum.zc_word[1], | |
6959 | (u_longlong_t)bp->blk_cksum.zc_word[2], | |
6960 | (u_longlong_t)bp->blk_cksum.zc_word[3]); | |
5a089773 | 6961 | zio_wait(ck_zio); |
894f6696 PZ |
6962 | } else { |
6963 | printf("error %d reading block\n", error); | |
6964 | } | |
6965 | spa_config_exit(spa, SCL_STATE, FTAG); | |
6966 | } | |
6967 | } | |
6968 | ||
84c07ada | 6969 | if (borrowed) |
f0bf4351 | 6970 | abd_return_buf_copy(pabd, buf, lsize); |
84c07ada | 6971 | |
34dc7c2f | 6972 | out: |
a6255b7f | 6973 | abd_free(pabd); |
428870ff | 6974 | umem_free(lbuf, SPA_MAXBLOCKSIZE); |
bc67cba7 PZ |
6975 | done: |
6976 | free(flagstr); | |
34dc7c2f BB |
6977 | free(dup); |
6978 | } | |
6979 | ||
a896468c MA |
6980 | static void |
6981 | zdb_embedded_block(char *thing) | |
6982 | { | |
6983 | blkptr_t bp; | |
6984 | unsigned long long *words = (void *)&bp; | |
5e3bd0e6 | 6985 | char *buf; |
a896468c MA |
6986 | int err; |
6987 | ||
867959b5 | 6988 | bzero(&bp, sizeof (bp)); |
a896468c MA |
6989 | err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" |
6990 | "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", | |
6991 | words + 0, words + 1, words + 2, words + 3, | |
6992 | words + 4, words + 5, words + 6, words + 7, | |
6993 | words + 8, words + 9, words + 10, words + 11, | |
6994 | words + 12, words + 13, words + 14, words + 15); | |
6995 | if (err != 16) { | |
561ba8d1 | 6996 | (void) fprintf(stderr, "invalid input format\n"); |
a896468c MA |
6997 | exit(1); |
6998 | } | |
6999 | ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); | |
561ba8d1 JL |
7000 | buf = malloc(SPA_MAXBLOCKSIZE); |
7001 | if (buf == NULL) { | |
7002 | (void) fprintf(stderr, "out of memory\n"); | |
7003 | exit(1); | |
7004 | } | |
a896468c MA |
7005 | err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); |
7006 | if (err != 0) { | |
561ba8d1 | 7007 | (void) fprintf(stderr, "decode failed: %u\n", err); |
a896468c MA |
7008 | exit(1); |
7009 | } | |
7010 | zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); | |
561ba8d1 | 7011 | free(buf); |
a896468c MA |
7012 | } |
7013 | ||
34dc7c2f BB |
7014 | int |
7015 | main(int argc, char **argv) | |
7016 | { | |
867959b5 | 7017 | int c; |
34dc7c2f | 7018 | struct rlimit rl = { 1024, 1024 }; |
428870ff | 7019 | spa_t *spa = NULL; |
34dc7c2f | 7020 | objset_t *os = NULL; |
34dc7c2f BB |
7021 | int dump_all = 1; |
7022 | int verbose = 0; | |
428870ff BB |
7023 | int error = 0; |
7024 | char **searchdirs = NULL; | |
7025 | int nsearch = 0; | |
f12e42cc | 7026 | char *target, *target_pool, dsname[ZFS_MAX_DATASET_NAME_LEN]; |
428870ff BB |
7027 | nvlist_t *policy = NULL; |
7028 | uint64_t max_txg = UINT64_MAX; | |
f12e42cc | 7029 | int64_t objset_id = -1; |
a5778ea2 | 7030 | int flags = ZFS_IMPORT_MISSING_LOG; |
428870ff | 7031 | int rewind = ZPOOL_NEVER_REWIND; |
f12e42cc PZ |
7032 | char *spa_config_path_env, *objset_str; |
7033 | boolean_t target_is_spa = B_TRUE, dataset_lookup = B_FALSE; | |
d2734cce | 7034 | nvlist_t *cfg = NULL; |
34dc7c2f BB |
7035 | |
7036 | (void) setrlimit(RLIMIT_NOFILE, &rl); | |
7037 | (void) enable_extended_FILE_stdio(-1, -1); | |
7038 | ||
7039 | dprintf_setup(&argc, argv); | |
7040 | ||
64d7b6cf CP |
7041 | /* |
7042 | * If there is an environment variable SPA_CONFIG_PATH it overrides | |
7043 | * default spa_config_path setting. If -U flag is specified it will | |
7044 | * override this environment variable settings once again. | |
7045 | */ | |
7046 | spa_config_path_env = getenv("SPA_CONFIG_PATH"); | |
7047 | if (spa_config_path_env != NULL) | |
7048 | spa_config_path = spa_config_path_env; | |
7049 | ||
ca577779 PD |
7050 | /* |
7051 | * For performance reasons, we set this tunable down. We do so before | |
7052 | * the arg parsing section so that the user can override this value if | |
7053 | * they choose. | |
7054 | */ | |
7055 | zfs_btree_verify_intensity = 3; | |
7056 | ||
9867e8be | 7057 | while ((c = getopt(argc, argv, |
64bdf63f | 7058 | "AbcCdDeEFGhiI:klLmMo:Op:PqRsSt:uU:vVx:XY")) != -1) { |
34dc7c2f | 7059 | switch (c) { |
34dc7c2f BB |
7060 | case 'b': |
7061 | case 'c': | |
a44e7faa | 7062 | case 'C': |
428870ff | 7063 | case 'd': |
a44e7faa | 7064 | case 'D': |
a896468c | 7065 | case 'E': |
a44e7faa | 7066 | case 'G': |
428870ff BB |
7067 | case 'h': |
7068 | case 'i': | |
7069 | case 'l': | |
9babb374 | 7070 | case 'm': |
f3a7f661 | 7071 | case 'M': |
a44e7faa | 7072 | case 'O': |
34dc7c2f | 7073 | case 'R': |
a44e7faa | 7074 | case 's': |
428870ff | 7075 | case 'S': |
a44e7faa | 7076 | case 'u': |
34dc7c2f BB |
7077 | dump_opt[c]++; |
7078 | dump_all = 0; | |
7079 | break; | |
428870ff | 7080 | case 'A': |
a44e7faa | 7081 | case 'e': |
428870ff | 7082 | case 'F': |
d2734cce | 7083 | case 'k': |
fb5f0bc8 | 7084 | case 'L': |
428870ff | 7085 | case 'P': |
35a357a9 | 7086 | case 'q': |
a44e7faa | 7087 | case 'X': |
fb5f0bc8 BB |
7088 | dump_opt[c]++; |
7089 | break; | |
64bdf63f BB |
7090 | case 'Y': |
7091 | zfs_reconstruct_indirect_combinations_max = INT_MAX; | |
7092 | zfs_deadman_enabled = 0; | |
7093 | break; | |
a44e7faa | 7094 | /* NB: Sort single match options below. */ |
f3a7f661 | 7095 | case 'I': |
c8242a96 GW |
7096 | max_inflight_bytes = strtoull(optarg, NULL, 0); |
7097 | if (max_inflight_bytes == 0) { | |
5853fe79 | 7098 | (void) fprintf(stderr, "maximum number " |
c8242a96 | 7099 | "of inflight bytes must be greater " |
5853fe79 GW |
7100 | "than 0\n"); |
7101 | usage(); | |
7102 | } | |
7103 | break; | |
a44e7faa BB |
7104 | case 'o': |
7105 | error = set_global_var(optarg); | |
7106 | if (error != 0) | |
7107 | usage(); | |
7108 | break; | |
34dc7c2f | 7109 | case 'p': |
428870ff BB |
7110 | if (searchdirs == NULL) { |
7111 | searchdirs = umem_alloc(sizeof (char *), | |
7112 | UMEM_NOFAIL); | |
7113 | } else { | |
7114 | char **tmp = umem_alloc((nsearch + 1) * | |
7115 | sizeof (char *), UMEM_NOFAIL); | |
7116 | bcopy(searchdirs, tmp, nsearch * | |
7117 | sizeof (char *)); | |
7118 | umem_free(searchdirs, | |
7119 | nsearch * sizeof (char *)); | |
7120 | searchdirs = tmp; | |
7121 | } | |
7122 | searchdirs[nsearch++] = optarg; | |
34dc7c2f | 7123 | break; |
fb5f0bc8 | 7124 | case 't': |
428870ff BB |
7125 | max_txg = strtoull(optarg, NULL, 0); |
7126 | if (max_txg < TXG_INITIAL) { | |
fb5f0bc8 BB |
7127 | (void) fprintf(stderr, "incorrect txg " |
7128 | "specified: %s\n", optarg); | |
7129 | usage(); | |
7130 | } | |
7131 | break; | |
428870ff BB |
7132 | case 'U': |
7133 | spa_config_path = optarg; | |
a896468c MA |
7134 | if (spa_config_path[0] != '/') { |
7135 | (void) fprintf(stderr, | |
7136 | "cachefile must be an absolute path " | |
7137 | "(i.e. start with a slash)\n"); | |
7138 | usage(); | |
7139 | } | |
428870ff | 7140 | break; |
f3a7f661 GW |
7141 | case 'v': |
7142 | verbose++; | |
7143 | break; | |
a44e7faa | 7144 | case 'V': |
06675310 | 7145 | flags = ZFS_IMPORT_VERBATIM; |
a44e7faa | 7146 | break; |
ed828c0c GM |
7147 | case 'x': |
7148 | vn_dumpdir = optarg; | |
7149 | break; | |
34dc7c2f BB |
7150 | default: |
7151 | usage(); | |
7152 | break; | |
7153 | } | |
7154 | } | |
7155 | ||
428870ff | 7156 | if (!dump_opt['e'] && searchdirs != NULL) { |
b128c09f BB |
7157 | (void) fprintf(stderr, "-p option requires use of -e\n"); |
7158 | usage(); | |
7159 | } | |
f12e42cc PZ |
7160 | if (dump_opt['d']) { |
7161 | /* <pool>[/<dataset | objset id> is accepted */ | |
7162 | if (argv[2] && (objset_str = strchr(argv[2], '/')) != NULL && | |
7163 | objset_str++ != NULL) { | |
7164 | char *endptr; | |
7165 | errno = 0; | |
7166 | objset_id = strtoull(objset_str, &endptr, 0); | |
7167 | /* dataset 0 is the same as opening the pool */ | |
7168 | if (errno == 0 && endptr != objset_str && | |
7169 | objset_id != 0) { | |
7170 | target_is_spa = B_FALSE; | |
7171 | dataset_lookup = B_TRUE; | |
7172 | } else if (objset_id != 0) { | |
7173 | printf("failed to open objset %s " | |
7174 | "%llu %s", objset_str, | |
7175 | (u_longlong_t)objset_id, | |
7176 | strerror(errno)); | |
7177 | exit(1); | |
7178 | } | |
7179 | /* normal dataset name not an objset ID */ | |
7180 | if (endptr == objset_str) { | |
7181 | objset_id = -1; | |
7182 | } | |
7183 | } | |
7184 | } | |
34dc7c2f | 7185 | |
adc90e9d | 7186 | #if defined(_LP64) |
0ec07248 MA |
7187 | /* |
7188 | * ZDB does not typically re-read blocks; therefore limit the ARC | |
7189 | * to 256 MB, which can be used entirely for metadata. | |
7190 | */ | |
7191 | zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; | |
adc90e9d | 7192 | #endif |
0ec07248 | 7193 | |
e5fd1dd6 MA |
7194 | /* |
7195 | * "zdb -c" uses checksum-verifying scrub i/os which are async reads. | |
7196 | * "zdb -b" uses traversal prefetch which uses async reads. | |
7197 | * For good performance, let several of them be active at once. | |
7198 | */ | |
7199 | zfs_vdev_async_read_max_active = 10; | |
7200 | ||
d69a321e GDN |
7201 | /* |
7202 | * Disable reference tracking for better performance. | |
7203 | */ | |
7204 | reference_tracking_enable = B_FALSE; | |
7205 | ||
afd2f7b7 PZ |
7206 | /* |
7207 | * Do not fail spa_load when spa_load_verify fails. This is needed | |
7208 | * to load non-idle pools. | |
7209 | */ | |
7210 | spa_load_verify_dryrun = B_TRUE; | |
7211 | ||
da92d5cb | 7212 | kernel_init(SPA_MODE_READ); |
34dc7c2f | 7213 | |
428870ff BB |
7214 | if (dump_all) |
7215 | verbose = MAX(verbose, 1); | |
7216 | ||
34dc7c2f | 7217 | for (c = 0; c < 256; c++) { |
d2734cce | 7218 | if (dump_all && strchr("AeEFklLOPRSX", c) == NULL) |
34dc7c2f BB |
7219 | dump_opt[c] = 1; |
7220 | if (dump_opt[c]) | |
7221 | dump_opt[c] += verbose; | |
7222 | } | |
7223 | ||
428870ff BB |
7224 | aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); |
7225 | zfs_recover = (dump_opt['A'] > 1); | |
7226 | ||
34dc7c2f BB |
7227 | argc -= optind; |
7228 | argv += optind; | |
428870ff BB |
7229 | if (argc < 2 && dump_opt['R']) |
7230 | usage(); | |
a896468c MA |
7231 | |
7232 | if (dump_opt['E']) { | |
7233 | if (argc != 1) | |
7234 | usage(); | |
7235 | zdb_embedded_block(argv[0]); | |
7236 | return (0); | |
7237 | } | |
7238 | ||
34dc7c2f | 7239 | if (argc < 1) { |
428870ff | 7240 | if (!dump_opt['e'] && dump_opt['C']) { |
b128c09f | 7241 | dump_cachefile(spa_config_path); |
34dc7c2f BB |
7242 | return (0); |
7243 | } | |
7244 | usage(); | |
7245 | } | |
7246 | ||
35a357a9 DB |
7247 | if (dump_opt['l']) |
7248 | return (dump_label(argv[0])); | |
34dc7c2f | 7249 | |
a44e7faa BB |
7250 | if (dump_opt['O']) { |
7251 | if (argc != 2) | |
7252 | usage(); | |
7253 | dump_opt['v'] = verbose + 3; | |
7254 | return (dump_path(argv[0], argv[1])); | |
7255 | } | |
7256 | ||
428870ff BB |
7257 | if (dump_opt['X'] || dump_opt['F']) |
7258 | rewind = ZPOOL_DO_REWIND | | |
7259 | (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); | |
34dc7c2f | 7260 | |
428870ff | 7261 | if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || |
8a393be3 PZ |
7262 | nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, max_txg) != 0 || |
7263 | nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, rewind) != 0) | |
428870ff | 7264 | fatal("internal error: %s", strerror(ENOMEM)); |
34dc7c2f | 7265 | |
b128c09f | 7266 | error = 0; |
428870ff | 7267 | target = argv[0]; |
34dc7c2f | 7268 | |
eb9c4532 CC |
7269 | if (strpbrk(target, "/@") != NULL) { |
7270 | size_t targetlen; | |
7271 | ||
7272 | target_pool = strdup(target); | |
7273 | *strpbrk(target_pool, "/@") = '\0'; | |
7274 | ||
7275 | target_is_spa = B_FALSE; | |
7276 | targetlen = strlen(target); | |
7277 | if (targetlen && target[targetlen - 1] == '/') | |
7278 | target[targetlen - 1] = '\0'; | |
7279 | } else { | |
7280 | target_pool = target; | |
7281 | } | |
7282 | ||
428870ff | 7283 | if (dump_opt['e']) { |
379ca9cf | 7284 | importargs_t args = { 0 }; |
34dc7c2f | 7285 | |
379ca9cf OF |
7286 | args.paths = nsearch; |
7287 | args.path = searchdirs; | |
7288 | args.can_be_active = B_TRUE; | |
7289 | ||
e89f1295 DB |
7290 | error = zpool_find_config(NULL, target_pool, &cfg, &args, |
7291 | &libzpool_config_ops); | |
eb9c4532 | 7292 | |
379ca9cf | 7293 | if (error == 0) { |
eb9c4532 | 7294 | |
428870ff | 7295 | if (nvlist_add_nvlist(cfg, |
8a393be3 | 7296 | ZPOOL_LOAD_POLICY, policy) != 0) { |
428870ff BB |
7297 | fatal("can't open '%s': %s", |
7298 | target, strerror(ENOMEM)); | |
7299 | } | |
379ca9cf | 7300 | |
379ca9cf OF |
7301 | if (dump_opt['C'] > 1) { |
7302 | (void) printf("\nConfiguration for import:\n"); | |
7303 | dump_nvlist(cfg, 8); | |
7304 | } | |
d2734cce | 7305 | |
34fe773e OF |
7306 | /* |
7307 | * Disable the activity check to allow examination of | |
7308 | * active pools. | |
7309 | */ | |
eb9c4532 | 7310 | error = spa_import(target_pool, cfg, NULL, |
379ca9cf | 7311 | flags | ZFS_IMPORT_SKIP_MMP); |
34dc7c2f | 7312 | } |
b128c09f BB |
7313 | } |
7314 | ||
0a544c17 SD |
7315 | /* |
7316 | * import_checkpointed_state makes the assumption that the | |
7317 | * target pool that we pass it is already part of the spa | |
7318 | * namespace. Because of that we need to make sure to call | |
7319 | * it always after the -e option has been processed, which | |
7320 | * imports the pool to the namespace if it's not in the | |
7321 | * cachefile. | |
7322 | */ | |
7323 | char *checkpoint_pool = NULL; | |
7324 | char *checkpoint_target = NULL; | |
7325 | if (dump_opt['k']) { | |
7326 | checkpoint_pool = import_checkpointed_state(target, cfg, | |
7327 | &checkpoint_target); | |
7328 | ||
7329 | if (checkpoint_target != NULL) | |
7330 | target = checkpoint_target; | |
7331 | } | |
7332 | ||
eb9c4532 CC |
7333 | if (target_pool != target) |
7334 | free(target_pool); | |
b1b85c87 | 7335 | |
b128c09f | 7336 | if (error == 0) { |
d2734cce SD |
7337 | if (dump_opt['k'] && (target_is_spa || dump_opt['R'])) { |
7338 | ASSERT(checkpoint_pool != NULL); | |
7339 | ASSERT(checkpoint_target == NULL); | |
7340 | ||
7341 | error = spa_open(checkpoint_pool, &spa, FTAG); | |
7342 | if (error != 0) { | |
7343 | fatal("Tried to open pool \"%s\" but " | |
7344 | "spa_open() failed with error %d\n", | |
7345 | checkpoint_pool, error); | |
7346 | } | |
7347 | ||
f12e42cc | 7348 | } else if (target_is_spa || dump_opt['R'] || objset_id == 0) { |
34fe773e | 7349 | zdb_set_skip_mmp(target); |
428870ff BB |
7350 | error = spa_open_rewind(target, &spa, FTAG, policy, |
7351 | NULL); | |
7352 | if (error) { | |
7353 | /* | |
7354 | * If we're missing the log device then | |
7355 | * try opening the pool after clearing the | |
7356 | * log state. | |
7357 | */ | |
7358 | mutex_enter(&spa_namespace_lock); | |
7359 | if ((spa = spa_lookup(target)) != NULL && | |
7360 | spa->spa_log_state == SPA_LOG_MISSING) { | |
7361 | spa->spa_log_state = SPA_LOG_CLEAR; | |
7362 | error = 0; | |
7363 | } | |
7364 | mutex_exit(&spa_namespace_lock); | |
7365 | ||
7366 | if (!error) { | |
7367 | error = spa_open_rewind(target, &spa, | |
7368 | FTAG, policy, NULL); | |
7369 | } | |
7370 | } | |
30af21b0 PD |
7371 | } else if (strpbrk(target, "#") != NULL) { |
7372 | dsl_pool_t *dp; | |
7373 | error = dsl_pool_hold(target, FTAG, &dp); | |
7374 | if (error != 0) { | |
7375 | fatal("can't dump '%s': %s", target, | |
7376 | strerror(error)); | |
7377 | } | |
7378 | error = dump_bookmark(dp, target, B_TRUE, verbose > 1); | |
7379 | dsl_pool_rele(dp, FTAG); | |
7380 | if (error != 0) { | |
7381 | fatal("can't dump '%s': %s", target, | |
7382 | strerror(error)); | |
7383 | } | |
7384 | return (error); | |
b128c09f | 7385 | } else { |
34fe773e | 7386 | zdb_set_skip_mmp(target); |
f12e42cc PZ |
7387 | if (dataset_lookup == B_TRUE) { |
7388 | /* | |
7389 | * Use the supplied id to get the name | |
7390 | * for open_objset. | |
7391 | */ | |
7392 | error = spa_open(target, &spa, FTAG); | |
7393 | if (error == 0) { | |
7394 | error = name_from_objset_id(spa, | |
7395 | objset_id, dsname); | |
7396 | spa_close(spa, FTAG); | |
7397 | if (error == 0) | |
7398 | target = dsname; | |
7399 | } | |
7400 | } | |
7401 | if (error == 0) | |
7402 | error = open_objset(target, FTAG, &os); | |
bb253625 BB |
7403 | if (error == 0) |
7404 | spa = dmu_objset_spa(os); | |
b128c09f | 7405 | } |
34dc7c2f | 7406 | } |
428870ff | 7407 | nvlist_free(policy); |
34dc7c2f BB |
7408 | |
7409 | if (error) | |
428870ff | 7410 | fatal("can't open '%s': %s", target, strerror(error)); |
34dc7c2f | 7411 | |
bb253625 BB |
7412 | /* |
7413 | * Set the pool failure mode to panic in order to prevent the pool | |
7414 | * from suspending. A suspended I/O will have no way to resume and | |
7415 | * can prevent the zdb(8) command from terminating as expected. | |
7416 | */ | |
7417 | if (spa != NULL) | |
7418 | spa->spa_failmode = ZIO_FAILURE_MODE_PANIC; | |
7419 | ||
34dc7c2f | 7420 | argv++; |
428870ff BB |
7421 | argc--; |
7422 | if (!dump_opt['R']) { | |
a3403164 NB |
7423 | flagbits['d'] = ZOR_FLAG_DIRECTORY; |
7424 | flagbits['f'] = ZOR_FLAG_PLAIN_FILE; | |
7425 | flagbits['m'] = ZOR_FLAG_SPACE_MAP; | |
7426 | flagbits['z'] = ZOR_FLAG_ZAP; | |
7427 | flagbits['A'] = ZOR_FLAG_ALL_TYPES; | |
7428 | ||
7429 | if (argc > 0 && dump_opt['d']) { | |
7430 | zopt_object_args = argc; | |
7431 | zopt_object_ranges = calloc(zopt_object_args, | |
7432 | sizeof (zopt_object_range_t)); | |
7433 | for (unsigned i = 0; i < zopt_object_args; i++) { | |
7434 | int err; | |
7435 | char *msg = NULL; | |
7436 | ||
7437 | err = parse_object_range(argv[i], | |
7438 | &zopt_object_ranges[i], &msg); | |
7439 | if (err != 0) | |
7440 | fatal("Bad object or range: '%s': %s\n", | |
7441 | argv[i], msg ? msg : ""); | |
7442 | } | |
7443 | } else if (argc > 0 && dump_opt['m']) { | |
7444 | zopt_metaslab_args = argc; | |
7445 | zopt_metaslab = calloc(zopt_metaslab_args, | |
7446 | sizeof (uint64_t)); | |
7447 | for (unsigned i = 0; i < zopt_metaslab_args; i++) { | |
428870ff | 7448 | errno = 0; |
a3403164 NB |
7449 | zopt_metaslab[i] = strtoull(argv[i], NULL, 0); |
7450 | if (zopt_metaslab[i] == 0 && errno != 0) | |
7451 | fatal("bad number %s: %s", argv[i], | |
7452 | strerror(errno)); | |
428870ff | 7453 | } |
34dc7c2f | 7454 | } |
e6f7d015 | 7455 | if (os != NULL) { |
37f03da8 | 7456 | dump_objset(os); |
a3403164 | 7457 | } else if (zopt_object_args > 0 && !dump_opt['m']) { |
37f03da8 | 7458 | dump_objset(spa->spa_meta_objset); |
e6f7d015 CS |
7459 | } else { |
7460 | dump_zpool(spa); | |
7461 | } | |
34dc7c2f | 7462 | } else { |
428870ff BB |
7463 | flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; |
7464 | flagbits['c'] = ZDB_FLAG_CHECKSUM; | |
7465 | flagbits['d'] = ZDB_FLAG_DECOMPRESS; | |
7466 | flagbits['e'] = ZDB_FLAG_BSWAP; | |
7467 | flagbits['g'] = ZDB_FLAG_GBH; | |
7468 | flagbits['i'] = ZDB_FLAG_INDIRECT; | |
428870ff | 7469 | flagbits['r'] = ZDB_FLAG_RAW; |
f0bf4351 | 7470 | flagbits['v'] = ZDB_FLAG_VERBOSE; |
428870ff | 7471 | |
867959b5 | 7472 | for (int i = 0; i < argc; i++) |
428870ff | 7473 | zdb_read_block(argv[i], spa); |
34dc7c2f BB |
7474 | } |
7475 | ||
d2734cce SD |
7476 | if (dump_opt['k']) { |
7477 | free(checkpoint_pool); | |
7478 | if (!target_is_spa) | |
7479 | free(checkpoint_target); | |
7480 | } | |
7481 | ||
30af21b0 | 7482 | if (os != NULL) { |
a44e7faa | 7483 | close_objset(os, FTAG); |
30af21b0 | 7484 | } else { |
a44e7faa | 7485 | spa_close(spa, FTAG); |
30af21b0 | 7486 | } |
428870ff | 7487 | |
34dc7c2f BB |
7488 | fuid_table_destroy(); |
7489 | ||
fa603f82 GM |
7490 | dump_debug_buffer(); |
7491 | ||
34dc7c2f BB |
7492 | kernel_fini(); |
7493 | ||
64c1dcef | 7494 | return (error); |
34dc7c2f | 7495 | } |