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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. |
241b5415 | 24 | * Copyright (c) 2011, 2015 by Delphix. All rights reserved. |
784652c1 | 25 | * Copyright (c) 2015, Intel Corporation. |
34dc7c2f BB |
26 | */ |
27 | ||
34dc7c2f | 28 | #include <stdio.h> |
d5869641 | 29 | #include <unistd.h> |
34dc7c2f BB |
30 | #include <stdio_ext.h> |
31 | #include <stdlib.h> | |
32 | #include <ctype.h> | |
33 | #include <sys/zfs_context.h> | |
34 | #include <sys/spa.h> | |
35 | #include <sys/spa_impl.h> | |
36 | #include <sys/dmu.h> | |
37 | #include <sys/zap.h> | |
38 | #include <sys/fs/zfs.h> | |
39 | #include <sys/zfs_znode.h> | |
428870ff BB |
40 | #include <sys/zfs_sa.h> |
41 | #include <sys/sa.h> | |
42 | #include <sys/sa_impl.h> | |
34dc7c2f BB |
43 | #include <sys/vdev.h> |
44 | #include <sys/vdev_impl.h> | |
45 | #include <sys/metaslab_impl.h> | |
46 | #include <sys/dmu_objset.h> | |
47 | #include <sys/dsl_dir.h> | |
48 | #include <sys/dsl_dataset.h> | |
49 | #include <sys/dsl_pool.h> | |
50 | #include <sys/dbuf.h> | |
51 | #include <sys/zil.h> | |
52 | #include <sys/zil_impl.h> | |
53 | #include <sys/stat.h> | |
54 | #include <sys/resource.h> | |
55 | #include <sys/dmu_traverse.h> | |
56 | #include <sys/zio_checksum.h> | |
57 | #include <sys/zio_compress.h> | |
58 | #include <sys/zfs_fuid.h> | |
b128c09f | 59 | #include <sys/arc.h> |
428870ff | 60 | #include <sys/ddt.h> |
9ae529ec | 61 | #include <sys/zfeature.h> |
6f1ffb06 | 62 | #include <zfs_comutil.h> |
34dc7c2f | 63 | #undef ZFS_MAXNAMELEN |
34dc7c2f BB |
64 | #include <libzfs.h> |
65 | ||
e6f7d015 CS |
66 | #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ |
67 | zio_compress_table[(idx)].ci_name : "UNKNOWN") | |
68 | #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ | |
69 | zio_checksum_table[(idx)].ci_name : "UNKNOWN") | |
70 | #define ZDB_OT_NAME(idx) ((idx) < DMU_OT_NUMTYPES ? \ | |
71 | dmu_ot[(idx)].ot_name : DMU_OT_IS_VALID(idx) ? \ | |
72 | dmu_ot_byteswap[DMU_OT_BYTESWAP(idx)].ob_name : "UNKNOWN") | |
73 | #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ | |
74 | (((idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA) ? \ | |
75 | DMU_OT_ZAP_OTHER : DMU_OT_NUMTYPES)) | |
428870ff BB |
76 | |
77 | #ifndef lint | |
78 | extern int zfs_recover; | |
0ec07248 | 79 | extern uint64_t zfs_arc_max, zfs_arc_meta_limit; |
e5fd1dd6 | 80 | extern int zfs_vdev_async_read_max_active; |
428870ff BB |
81 | #else |
82 | int zfs_recover; | |
0ec07248 | 83 | uint64_t zfs_arc_max, zfs_arc_meta_limit; |
e5fd1dd6 | 84 | int zfs_vdev_async_read_max_active; |
428870ff BB |
85 | #endif |
86 | ||
34dc7c2f BB |
87 | const char cmdname[] = "zdb"; |
88 | uint8_t dump_opt[256]; | |
89 | ||
90 | typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); | |
91 | ||
92 | extern void dump_intent_log(zilog_t *); | |
93 | uint64_t *zopt_object = NULL; | |
94 | int zopt_objects = 0; | |
34dc7c2f | 95 | libzfs_handle_t *g_zfs; |
0ec07248 | 96 | uint64_t max_inflight = 1000; |
34dc7c2f | 97 | |
252e1a54 MA |
98 | static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); |
99 | ||
34dc7c2f BB |
100 | /* |
101 | * These libumem hooks provide a reasonable set of defaults for the allocator's | |
102 | * debugging facilities. | |
103 | */ | |
104 | const char * | |
0bc8fd78 | 105 | _umem_debug_init(void) |
34dc7c2f BB |
106 | { |
107 | return ("default,verbose"); /* $UMEM_DEBUG setting */ | |
108 | } | |
109 | ||
110 | const char * | |
111 | _umem_logging_init(void) | |
112 | { | |
113 | return ("fail,contents"); /* $UMEM_LOGGING setting */ | |
114 | } | |
115 | ||
116 | static void | |
117 | usage(void) | |
118 | { | |
119 | (void) fprintf(stderr, | |
f3a7f661 | 120 | "Usage: %s [-CumMdibcsDvhLXFPA] [-t txg] [-e [-p path...]] " |
9867e8be | 121 | "[-U config] [-I inflight I/Os] [-x dumpdir] poolname [object...]\n" |
5853fe79 GW |
122 | " %s [-divPA] [-e -p path...] [-U config] dataset " |
123 | "[object...]\n" | |
f3a7f661 | 124 | " %s -mM [-LXFPA] [-t txg] [-e [-p path...]] [-U config] " |
dd4769ad RL |
125 | "poolname [vdev [metaslab...]]\n" |
126 | " %s -R [-A] [-e [-p path...]] poolname " | |
127 | "vdev:offset:size[:flags]\n" | |
5853fe79 | 128 | " %s -S [-PA] [-e [-p path...]] [-U config] poolname\n" |
dd4769ad RL |
129 | " %s -l [-uA] device\n" |
130 | " %s -C [-A] [-U config]\n\n", | |
428870ff BB |
131 | cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname); |
132 | ||
133 | (void) fprintf(stderr, " Dataset name must include at least one " | |
134 | "separator character '/' or '@'\n"); | |
135 | (void) fprintf(stderr, " If dataset name is specified, only that " | |
136 | "dataset is dumped\n"); | |
137 | (void) fprintf(stderr, " If object numbers are specified, only " | |
138 | "those objects are dumped\n\n"); | |
139 | (void) fprintf(stderr, " Options to control amount of output:\n"); | |
140 | (void) fprintf(stderr, " -u uberblock\n"); | |
141 | (void) fprintf(stderr, " -d dataset(s)\n"); | |
142 | (void) fprintf(stderr, " -i intent logs\n"); | |
143 | (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); | |
144 | (void) fprintf(stderr, " -h pool history\n"); | |
145 | (void) fprintf(stderr, " -b block statistics\n"); | |
146 | (void) fprintf(stderr, " -m metaslabs\n"); | |
f3a7f661 | 147 | (void) fprintf(stderr, " -M metaslab groups\n"); |
428870ff | 148 | (void) fprintf(stderr, " -c checksum all metadata (twice for " |
9babb374 | 149 | "all data) blocks\n"); |
428870ff BB |
150 | (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); |
151 | (void) fprintf(stderr, " -D dedup statistics\n"); | |
152 | (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); | |
153 | (void) fprintf(stderr, " -v verbose (applies to all others)\n"); | |
34dc7c2f | 154 | (void) fprintf(stderr, " -l dump label contents\n"); |
fb5f0bc8 BB |
155 | (void) fprintf(stderr, " -L disable leak tracking (do not " |
156 | "load spacemaps)\n"); | |
34dc7c2f | 157 | (void) fprintf(stderr, " -R read and display block from a " |
428870ff BB |
158 | "device\n\n"); |
159 | (void) fprintf(stderr, " Below options are intended for use " | |
9867e8be | 160 | "with other options:\n"); |
428870ff BB |
161 | (void) fprintf(stderr, " -A ignore assertions (-A), enable " |
162 | "panic recovery (-AA) or both (-AAA)\n"); | |
163 | (void) fprintf(stderr, " -F attempt automatic rewind within " | |
164 | "safe range of transaction groups\n"); | |
165 | (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " | |
166 | "cachefile\n"); | |
167 | (void) fprintf(stderr, " -X attempt extreme rewind (does not " | |
168 | "work with dataset)\n"); | |
169 | (void) fprintf(stderr, " -e pool is exported/destroyed/" | |
170 | "has altroot/not in a cachefile\n"); | |
171 | (void) fprintf(stderr, " -p <path> -- use one or more with " | |
172 | "-e to specify path to vdev dir\n"); | |
9867e8be MA |
173 | (void) fprintf(stderr, " -x <dumpdir> -- " |
174 | "dump all read blocks into specified directory\n"); | |
3491d6eb | 175 | (void) fprintf(stderr, " -P print numbers in parsable form\n"); |
428870ff | 176 | (void) fprintf(stderr, " -t <txg> -- highest txg to use when " |
fb5f0bc8 | 177 | "searching for uberblocks\n"); |
f3a7f661 | 178 | (void) fprintf(stderr, " -I <number of inflight I/Os> -- " |
9867e8be MA |
179 | "specify the maximum number of " |
180 | "checksumming I/Os [default is 200]\n"); | |
34dc7c2f BB |
181 | (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " |
182 | "to make only that option verbose\n"); | |
183 | (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); | |
184 | exit(1); | |
185 | } | |
186 | ||
9babb374 BB |
187 | /* |
188 | * Called for usage errors that are discovered after a call to spa_open(), | |
189 | * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. | |
190 | */ | |
191 | ||
34dc7c2f BB |
192 | static void |
193 | fatal(const char *fmt, ...) | |
194 | { | |
195 | va_list ap; | |
196 | ||
197 | va_start(ap, fmt); | |
198 | (void) fprintf(stderr, "%s: ", cmdname); | |
199 | (void) vfprintf(stderr, fmt, ap); | |
200 | va_end(ap); | |
201 | (void) fprintf(stderr, "\n"); | |
202 | ||
9babb374 | 203 | exit(1); |
34dc7c2f BB |
204 | } |
205 | ||
34dc7c2f BB |
206 | /* ARGSUSED */ |
207 | static void | |
208 | dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) | |
209 | { | |
210 | nvlist_t *nv; | |
211 | size_t nvsize = *(uint64_t *)data; | |
212 | char *packed = umem_alloc(nvsize, UMEM_NOFAIL); | |
213 | ||
9babb374 | 214 | VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); |
34dc7c2f BB |
215 | |
216 | VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); | |
217 | ||
218 | umem_free(packed, nvsize); | |
219 | ||
220 | dump_nvlist(nv, 8); | |
221 | ||
222 | nvlist_free(nv); | |
223 | } | |
224 | ||
6f1ffb06 MA |
225 | /* ARGSUSED */ |
226 | static void | |
227 | dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) | |
228 | { | |
229 | spa_history_phys_t *shp = data; | |
230 | ||
231 | if (shp == NULL) | |
232 | return; | |
233 | ||
234 | (void) printf("\t\tpool_create_len = %llu\n", | |
235 | (u_longlong_t)shp->sh_pool_create_len); | |
236 | (void) printf("\t\tphys_max_off = %llu\n", | |
237 | (u_longlong_t)shp->sh_phys_max_off); | |
238 | (void) printf("\t\tbof = %llu\n", | |
239 | (u_longlong_t)shp->sh_bof); | |
240 | (void) printf("\t\teof = %llu\n", | |
241 | (u_longlong_t)shp->sh_eof); | |
242 | (void) printf("\t\trecords_lost = %llu\n", | |
243 | (u_longlong_t)shp->sh_records_lost); | |
244 | } | |
245 | ||
428870ff BB |
246 | static void |
247 | zdb_nicenum(uint64_t num, char *buf) | |
248 | { | |
249 | if (dump_opt['P']) | |
250 | (void) sprintf(buf, "%llu", (longlong_t)num); | |
251 | else | |
252 | nicenum(num, buf); | |
253 | } | |
254 | ||
d5869641 MA |
255 | const char histo_stars[] = "****************************************"; |
256 | const int histo_width = sizeof (histo_stars) - 1; | |
34dc7c2f BB |
257 | |
258 | static void | |
93cf2076 | 259 | dump_histogram(const uint64_t *histo, int size, int offset) |
34dc7c2f BB |
260 | { |
261 | int i; | |
d5869641 | 262 | int minidx = size - 1; |
34dc7c2f BB |
263 | int maxidx = 0; |
264 | uint64_t max = 0; | |
265 | ||
d5869641 | 266 | for (i = 0; i < size; i++) { |
34dc7c2f BB |
267 | if (histo[i] > max) |
268 | max = histo[i]; | |
269 | if (histo[i] > 0 && i > maxidx) | |
270 | maxidx = i; | |
271 | if (histo[i] > 0 && i < minidx) | |
272 | minidx = i; | |
273 | } | |
274 | ||
d5869641 MA |
275 | if (max < histo_width) |
276 | max = histo_width; | |
34dc7c2f | 277 | |
d5869641 MA |
278 | for (i = minidx; i <= maxidx; i++) { |
279 | (void) printf("\t\t\t%3u: %6llu %s\n", | |
93cf2076 | 280 | i + offset, (u_longlong_t)histo[i], |
d5869641 MA |
281 | &histo_stars[(max - histo[i]) * histo_width / max]); |
282 | } | |
34dc7c2f BB |
283 | } |
284 | ||
285 | static void | |
286 | dump_zap_stats(objset_t *os, uint64_t object) | |
287 | { | |
288 | int error; | |
289 | zap_stats_t zs; | |
290 | ||
291 | error = zap_get_stats(os, object, &zs); | |
292 | if (error) | |
293 | return; | |
294 | ||
295 | if (zs.zs_ptrtbl_len == 0) { | |
296 | ASSERT(zs.zs_num_blocks == 1); | |
297 | (void) printf("\tmicrozap: %llu bytes, %llu entries\n", | |
298 | (u_longlong_t)zs.zs_blocksize, | |
299 | (u_longlong_t)zs.zs_num_entries); | |
300 | return; | |
301 | } | |
302 | ||
303 | (void) printf("\tFat ZAP stats:\n"); | |
304 | ||
305 | (void) printf("\t\tPointer table:\n"); | |
306 | (void) printf("\t\t\t%llu elements\n", | |
307 | (u_longlong_t)zs.zs_ptrtbl_len); | |
308 | (void) printf("\t\t\tzt_blk: %llu\n", | |
309 | (u_longlong_t)zs.zs_ptrtbl_zt_blk); | |
310 | (void) printf("\t\t\tzt_numblks: %llu\n", | |
311 | (u_longlong_t)zs.zs_ptrtbl_zt_numblks); | |
312 | (void) printf("\t\t\tzt_shift: %llu\n", | |
313 | (u_longlong_t)zs.zs_ptrtbl_zt_shift); | |
314 | (void) printf("\t\t\tzt_blks_copied: %llu\n", | |
315 | (u_longlong_t)zs.zs_ptrtbl_blks_copied); | |
316 | (void) printf("\t\t\tzt_nextblk: %llu\n", | |
317 | (u_longlong_t)zs.zs_ptrtbl_nextblk); | |
318 | ||
319 | (void) printf("\t\tZAP entries: %llu\n", | |
320 | (u_longlong_t)zs.zs_num_entries); | |
321 | (void) printf("\t\tLeaf blocks: %llu\n", | |
322 | (u_longlong_t)zs.zs_num_leafs); | |
323 | (void) printf("\t\tTotal blocks: %llu\n", | |
324 | (u_longlong_t)zs.zs_num_blocks); | |
325 | (void) printf("\t\tzap_block_type: 0x%llx\n", | |
326 | (u_longlong_t)zs.zs_block_type); | |
327 | (void) printf("\t\tzap_magic: 0x%llx\n", | |
328 | (u_longlong_t)zs.zs_magic); | |
329 | (void) printf("\t\tzap_salt: 0x%llx\n", | |
330 | (u_longlong_t)zs.zs_salt); | |
331 | ||
332 | (void) printf("\t\tLeafs with 2^n pointers:\n"); | |
93cf2076 | 333 | dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
334 | |
335 | (void) printf("\t\tBlocks with n*5 entries:\n"); | |
93cf2076 | 336 | dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
337 | |
338 | (void) printf("\t\tBlocks n/10 full:\n"); | |
93cf2076 | 339 | dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
340 | |
341 | (void) printf("\t\tEntries with n chunks:\n"); | |
93cf2076 | 342 | dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
343 | |
344 | (void) printf("\t\tBuckets with n entries:\n"); | |
93cf2076 | 345 | dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
346 | } |
347 | ||
348 | /*ARGSUSED*/ | |
349 | static void | |
350 | dump_none(objset_t *os, uint64_t object, void *data, size_t size) | |
351 | { | |
352 | } | |
353 | ||
428870ff BB |
354 | /*ARGSUSED*/ |
355 | static void | |
356 | dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) | |
357 | { | |
358 | (void) printf("\tUNKNOWN OBJECT TYPE\n"); | |
359 | } | |
360 | ||
34dc7c2f BB |
361 | /*ARGSUSED*/ |
362 | void | |
363 | dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) | |
364 | { | |
365 | } | |
366 | ||
367 | /*ARGSUSED*/ | |
368 | static void | |
369 | dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) | |
370 | { | |
371 | } | |
372 | ||
373 | /*ARGSUSED*/ | |
374 | static void | |
375 | dump_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
376 | { | |
377 | zap_cursor_t zc; | |
378 | zap_attribute_t attr; | |
379 | void *prop; | |
380 | int i; | |
381 | ||
382 | dump_zap_stats(os, object); | |
383 | (void) printf("\n"); | |
384 | ||
385 | for (zap_cursor_init(&zc, os, object); | |
386 | zap_cursor_retrieve(&zc, &attr) == 0; | |
387 | zap_cursor_advance(&zc)) { | |
388 | (void) printf("\t\t%s = ", attr.za_name); | |
389 | if (attr.za_num_integers == 0) { | |
390 | (void) printf("\n"); | |
391 | continue; | |
392 | } | |
393 | prop = umem_zalloc(attr.za_num_integers * | |
394 | attr.za_integer_length, UMEM_NOFAIL); | |
395 | (void) zap_lookup(os, object, attr.za_name, | |
396 | attr.za_integer_length, attr.za_num_integers, prop); | |
397 | if (attr.za_integer_length == 1) { | |
398 | (void) printf("%s", (char *)prop); | |
399 | } else { | |
400 | for (i = 0; i < attr.za_num_integers; i++) { | |
401 | switch (attr.za_integer_length) { | |
402 | case 2: | |
403 | (void) printf("%u ", | |
404 | ((uint16_t *)prop)[i]); | |
405 | break; | |
406 | case 4: | |
407 | (void) printf("%u ", | |
408 | ((uint32_t *)prop)[i]); | |
409 | break; | |
410 | case 8: | |
411 | (void) printf("%lld ", | |
412 | (u_longlong_t)((int64_t *)prop)[i]); | |
413 | break; | |
414 | } | |
415 | } | |
416 | } | |
417 | (void) printf("\n"); | |
418 | umem_free(prop, attr.za_num_integers * attr.za_integer_length); | |
419 | } | |
420 | zap_cursor_fini(&zc); | |
421 | } | |
422 | ||
252e1a54 MA |
423 | static void |
424 | dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) | |
425 | { | |
426 | bpobj_phys_t *bpop = data; | |
427 | uint64_t i; | |
428 | char bytes[32], comp[32], uncomp[32]; | |
429 | ||
430 | if (bpop == NULL) | |
431 | return; | |
432 | ||
433 | zdb_nicenum(bpop->bpo_bytes, bytes); | |
434 | zdb_nicenum(bpop->bpo_comp, comp); | |
435 | zdb_nicenum(bpop->bpo_uncomp, uncomp); | |
436 | ||
437 | (void) printf("\t\tnum_blkptrs = %llu\n", | |
438 | (u_longlong_t)bpop->bpo_num_blkptrs); | |
439 | (void) printf("\t\tbytes = %s\n", bytes); | |
440 | if (size >= BPOBJ_SIZE_V1) { | |
441 | (void) printf("\t\tcomp = %s\n", comp); | |
442 | (void) printf("\t\tuncomp = %s\n", uncomp); | |
443 | } | |
444 | if (size >= sizeof (*bpop)) { | |
445 | (void) printf("\t\tsubobjs = %llu\n", | |
446 | (u_longlong_t)bpop->bpo_subobjs); | |
447 | (void) printf("\t\tnum_subobjs = %llu\n", | |
448 | (u_longlong_t)bpop->bpo_num_subobjs); | |
449 | } | |
450 | ||
451 | if (dump_opt['d'] < 5) | |
452 | return; | |
453 | ||
454 | for (i = 0; i < bpop->bpo_num_blkptrs; i++) { | |
455 | char blkbuf[BP_SPRINTF_LEN]; | |
456 | blkptr_t bp; | |
457 | ||
458 | int err = dmu_read(os, object, | |
459 | i * sizeof (bp), sizeof (bp), &bp, 0); | |
460 | if (err != 0) { | |
461 | (void) printf("got error %u from dmu_read\n", err); | |
462 | break; | |
463 | } | |
464 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); | |
465 | (void) printf("\t%s\n", blkbuf); | |
466 | } | |
467 | } | |
468 | ||
469 | /* ARGSUSED */ | |
470 | static void | |
471 | dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) | |
472 | { | |
473 | dmu_object_info_t doi; | |
2986b3fd | 474 | int64_t i; |
252e1a54 MA |
475 | |
476 | VERIFY0(dmu_object_info(os, object, &doi)); | |
477 | uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); | |
478 | ||
479 | int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); | |
480 | if (err != 0) { | |
481 | (void) printf("got error %u from dmu_read\n", err); | |
482 | kmem_free(subobjs, doi.doi_max_offset); | |
483 | return; | |
484 | } | |
485 | ||
486 | int64_t last_nonzero = -1; | |
487 | for (i = 0; i < doi.doi_max_offset / 8; i++) { | |
488 | if (subobjs[i] != 0) | |
489 | last_nonzero = i; | |
490 | } | |
491 | ||
492 | for (i = 0; i <= last_nonzero; i++) { | |
2986b3fd | 493 | (void) printf("\t%llu\n", (u_longlong_t)subobjs[i]); |
252e1a54 MA |
494 | } |
495 | kmem_free(subobjs, doi.doi_max_offset); | |
496 | } | |
497 | ||
428870ff BB |
498 | /*ARGSUSED*/ |
499 | static void | |
500 | dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
501 | { | |
502 | dump_zap_stats(os, object); | |
503 | /* contents are printed elsewhere, properly decoded */ | |
504 | } | |
505 | ||
506 | /*ARGSUSED*/ | |
507 | static void | |
508 | dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) | |
509 | { | |
510 | zap_cursor_t zc; | |
511 | zap_attribute_t attr; | |
512 | ||
513 | dump_zap_stats(os, object); | |
514 | (void) printf("\n"); | |
515 | ||
516 | for (zap_cursor_init(&zc, os, object); | |
517 | zap_cursor_retrieve(&zc, &attr) == 0; | |
518 | zap_cursor_advance(&zc)) { | |
519 | (void) printf("\t\t%s = ", attr.za_name); | |
520 | if (attr.za_num_integers == 0) { | |
521 | (void) printf("\n"); | |
522 | continue; | |
523 | } | |
524 | (void) printf(" %llx : [%d:%d:%d]\n", | |
525 | (u_longlong_t)attr.za_first_integer, | |
526 | (int)ATTR_LENGTH(attr.za_first_integer), | |
527 | (int)ATTR_BSWAP(attr.za_first_integer), | |
528 | (int)ATTR_NUM(attr.za_first_integer)); | |
529 | } | |
530 | zap_cursor_fini(&zc); | |
531 | } | |
532 | ||
533 | /*ARGSUSED*/ | |
534 | static void | |
535 | dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) | |
536 | { | |
537 | zap_cursor_t zc; | |
538 | zap_attribute_t attr; | |
539 | uint16_t *layout_attrs; | |
540 | int i; | |
541 | ||
542 | dump_zap_stats(os, object); | |
543 | (void) printf("\n"); | |
544 | ||
545 | for (zap_cursor_init(&zc, os, object); | |
546 | zap_cursor_retrieve(&zc, &attr) == 0; | |
547 | zap_cursor_advance(&zc)) { | |
548 | (void) printf("\t\t%s = [", attr.za_name); | |
549 | if (attr.za_num_integers == 0) { | |
550 | (void) printf("\n"); | |
551 | continue; | |
552 | } | |
553 | ||
554 | VERIFY(attr.za_integer_length == 2); | |
555 | layout_attrs = umem_zalloc(attr.za_num_integers * | |
556 | attr.za_integer_length, UMEM_NOFAIL); | |
557 | ||
558 | VERIFY(zap_lookup(os, object, attr.za_name, | |
559 | attr.za_integer_length, | |
560 | attr.za_num_integers, layout_attrs) == 0); | |
561 | ||
562 | for (i = 0; i != attr.za_num_integers; i++) | |
563 | (void) printf(" %d ", (int)layout_attrs[i]); | |
564 | (void) printf("]\n"); | |
565 | umem_free(layout_attrs, | |
566 | attr.za_num_integers * attr.za_integer_length); | |
567 | } | |
568 | zap_cursor_fini(&zc); | |
569 | } | |
570 | ||
34dc7c2f BB |
571 | /*ARGSUSED*/ |
572 | static void | |
573 | dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) | |
574 | { | |
575 | zap_cursor_t zc; | |
576 | zap_attribute_t attr; | |
577 | const char *typenames[] = { | |
578 | /* 0 */ "not specified", | |
579 | /* 1 */ "FIFO", | |
580 | /* 2 */ "Character Device", | |
581 | /* 3 */ "3 (invalid)", | |
582 | /* 4 */ "Directory", | |
583 | /* 5 */ "5 (invalid)", | |
584 | /* 6 */ "Block Device", | |
585 | /* 7 */ "7 (invalid)", | |
586 | /* 8 */ "Regular File", | |
587 | /* 9 */ "9 (invalid)", | |
588 | /* 10 */ "Symbolic Link", | |
589 | /* 11 */ "11 (invalid)", | |
590 | /* 12 */ "Socket", | |
591 | /* 13 */ "Door", | |
592 | /* 14 */ "Event Port", | |
593 | /* 15 */ "15 (invalid)", | |
594 | }; | |
595 | ||
596 | dump_zap_stats(os, object); | |
597 | (void) printf("\n"); | |
598 | ||
599 | for (zap_cursor_init(&zc, os, object); | |
600 | zap_cursor_retrieve(&zc, &attr) == 0; | |
601 | zap_cursor_advance(&zc)) { | |
602 | (void) printf("\t\t%s = %lld (type: %s)\n", | |
603 | attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), | |
604 | typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); | |
605 | } | |
606 | zap_cursor_fini(&zc); | |
607 | } | |
608 | ||
93cf2076 GW |
609 | int |
610 | get_dtl_refcount(vdev_t *vd) | |
611 | { | |
612 | int refcount = 0; | |
613 | int c; | |
614 | ||
615 | if (vd->vdev_ops->vdev_op_leaf) { | |
616 | space_map_t *sm = vd->vdev_dtl_sm; | |
617 | ||
618 | if (sm != NULL && | |
619 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
620 | return (1); | |
621 | return (0); | |
622 | } | |
623 | ||
624 | for (c = 0; c < vd->vdev_children; c++) | |
625 | refcount += get_dtl_refcount(vd->vdev_child[c]); | |
626 | return (refcount); | |
627 | } | |
628 | ||
629 | int | |
630 | get_metaslab_refcount(vdev_t *vd) | |
631 | { | |
632 | int refcount = 0; | |
633 | int c, m; | |
634 | ||
f3a7f661 | 635 | if (vd->vdev_top == vd && !vd->vdev_removing) { |
93cf2076 GW |
636 | for (m = 0; m < vd->vdev_ms_count; m++) { |
637 | space_map_t *sm = vd->vdev_ms[m]->ms_sm; | |
638 | ||
639 | if (sm != NULL && | |
640 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
641 | refcount++; | |
642 | } | |
643 | } | |
644 | for (c = 0; c < vd->vdev_children; c++) | |
645 | refcount += get_metaslab_refcount(vd->vdev_child[c]); | |
646 | ||
647 | return (refcount); | |
648 | } | |
649 | ||
650 | static int | |
651 | verify_spacemap_refcounts(spa_t *spa) | |
652 | { | |
fa86b5db MA |
653 | uint64_t expected_refcount = 0; |
654 | uint64_t actual_refcount; | |
93cf2076 | 655 | |
fa86b5db MA |
656 | (void) feature_get_refcount(spa, |
657 | &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], | |
658 | &expected_refcount); | |
93cf2076 GW |
659 | actual_refcount = get_dtl_refcount(spa->spa_root_vdev); |
660 | actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); | |
661 | ||
662 | if (expected_refcount != actual_refcount) { | |
fa86b5db MA |
663 | (void) printf("space map refcount mismatch: expected %lld != " |
664 | "actual %lld\n", | |
665 | (longlong_t)expected_refcount, | |
666 | (longlong_t)actual_refcount); | |
93cf2076 GW |
667 | return (2); |
668 | } | |
669 | return (0); | |
670 | } | |
671 | ||
34dc7c2f | 672 | static void |
93cf2076 | 673 | dump_spacemap(objset_t *os, space_map_t *sm) |
34dc7c2f BB |
674 | { |
675 | uint64_t alloc, offset, entry; | |
34dc7c2f BB |
676 | char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", |
677 | "INVALID", "INVALID", "INVALID", "INVALID" }; | |
678 | ||
93cf2076 | 679 | if (sm == NULL) |
34dc7c2f BB |
680 | return; |
681 | ||
682 | /* | |
683 | * Print out the freelist entries in both encoded and decoded form. | |
684 | */ | |
685 | alloc = 0; | |
93cf2076 GW |
686 | for (offset = 0; offset < space_map_length(sm); |
687 | offset += sizeof (entry)) { | |
688 | uint8_t mapshift = sm->sm_shift; | |
689 | ||
690 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
9babb374 | 691 | sizeof (entry), &entry, DMU_READ_PREFETCH)); |
34dc7c2f | 692 | if (SM_DEBUG_DECODE(entry)) { |
93cf2076 | 693 | |
428870ff | 694 | (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", |
34dc7c2f BB |
695 | (u_longlong_t)(offset / sizeof (entry)), |
696 | ddata[SM_DEBUG_ACTION_DECODE(entry)], | |
697 | (u_longlong_t)SM_DEBUG_TXG_DECODE(entry), | |
698 | (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry)); | |
699 | } else { | |
428870ff BB |
700 | (void) printf("\t [%6llu] %c range:" |
701 | " %010llx-%010llx size: %06llx\n", | |
34dc7c2f BB |
702 | (u_longlong_t)(offset / sizeof (entry)), |
703 | SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F', | |
704 | (u_longlong_t)((SM_OFFSET_DECODE(entry) << | |
93cf2076 | 705 | mapshift) + sm->sm_start), |
34dc7c2f | 706 | (u_longlong_t)((SM_OFFSET_DECODE(entry) << |
93cf2076 GW |
707 | mapshift) + sm->sm_start + |
708 | (SM_RUN_DECODE(entry) << mapshift)), | |
34dc7c2f BB |
709 | (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift)); |
710 | if (SM_TYPE_DECODE(entry) == SM_ALLOC) | |
711 | alloc += SM_RUN_DECODE(entry) << mapshift; | |
712 | else | |
713 | alloc -= SM_RUN_DECODE(entry) << mapshift; | |
714 | } | |
715 | } | |
93cf2076 | 716 | if (alloc != space_map_allocated(sm)) { |
34dc7c2f BB |
717 | (void) printf("space_map_object alloc (%llu) INCONSISTENT " |
718 | "with space map summary (%llu)\n", | |
93cf2076 | 719 | (u_longlong_t)space_map_allocated(sm), (u_longlong_t)alloc); |
34dc7c2f BB |
720 | } |
721 | } | |
722 | ||
9babb374 BB |
723 | static void |
724 | dump_metaslab_stats(metaslab_t *msp) | |
725 | { | |
428870ff | 726 | char maxbuf[32]; |
93cf2076 GW |
727 | range_tree_t *rt = msp->ms_tree; |
728 | avl_tree_t *t = &msp->ms_size_tree; | |
729 | int free_pct = range_tree_space(rt) * 100 / msp->ms_size; | |
9babb374 | 730 | |
93cf2076 | 731 | zdb_nicenum(metaslab_block_maxsize(msp), maxbuf); |
9babb374 | 732 | |
428870ff | 733 | (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", |
9babb374 BB |
734 | "segments", avl_numnodes(t), "maxsize", maxbuf, |
735 | "freepct", free_pct); | |
93cf2076 GW |
736 | (void) printf("\tIn-memory histogram:\n"); |
737 | dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
9babb374 BB |
738 | } |
739 | ||
34dc7c2f BB |
740 | static void |
741 | dump_metaslab(metaslab_t *msp) | |
742 | { | |
34dc7c2f BB |
743 | vdev_t *vd = msp->ms_group->mg_vd; |
744 | spa_t *spa = vd->vdev_spa; | |
93cf2076 | 745 | space_map_t *sm = msp->ms_sm; |
428870ff | 746 | char freebuf[32]; |
34dc7c2f | 747 | |
93cf2076 | 748 | zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf); |
34dc7c2f | 749 | |
34dc7c2f | 750 | (void) printf( |
428870ff | 751 | "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", |
93cf2076 GW |
752 | (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, |
753 | (u_longlong_t)space_map_object(sm), freebuf); | |
34dc7c2f | 754 | |
93cf2076 | 755 | if (dump_opt['m'] > 2 && !dump_opt['L']) { |
9babb374 | 756 | mutex_enter(&msp->ms_lock); |
93cf2076 GW |
757 | metaslab_load_wait(msp); |
758 | if (!msp->ms_loaded) { | |
759 | VERIFY0(metaslab_load(msp)); | |
760 | range_tree_stat_verify(msp->ms_tree); | |
761 | } | |
9babb374 | 762 | dump_metaslab_stats(msp); |
93cf2076 | 763 | metaslab_unload(msp); |
9babb374 BB |
764 | mutex_exit(&msp->ms_lock); |
765 | } | |
766 | ||
93cf2076 | 767 | if (dump_opt['m'] > 1 && sm != NULL && |
fa86b5db | 768 | spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { |
93cf2076 GW |
769 | /* |
770 | * The space map histogram represents free space in chunks | |
771 | * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). | |
772 | */ | |
f3a7f661 GW |
773 | (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", |
774 | (u_longlong_t)msp->ms_fragmentation); | |
93cf2076 | 775 | dump_histogram(sm->sm_phys->smp_histogram, |
f3a7f661 | 776 | SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); |
93cf2076 GW |
777 | } |
778 | ||
779 | if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { | |
780 | ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); | |
9babb374 BB |
781 | |
782 | mutex_enter(&msp->ms_lock); | |
93cf2076 | 783 | dump_spacemap(spa->spa_meta_objset, msp->ms_sm); |
9babb374 BB |
784 | mutex_exit(&msp->ms_lock); |
785 | } | |
428870ff | 786 | } |
34dc7c2f | 787 | |
428870ff BB |
788 | static void |
789 | print_vdev_metaslab_header(vdev_t *vd) | |
790 | { | |
791 | (void) printf("\tvdev %10llu\n\t%-10s%5llu %-19s %-15s %-10s\n", | |
792 | (u_longlong_t)vd->vdev_id, | |
793 | "metaslabs", (u_longlong_t)vd->vdev_ms_count, | |
794 | "offset", "spacemap", "free"); | |
795 | (void) printf("\t%15s %19s %15s %10s\n", | |
796 | "---------------", "-------------------", | |
797 | "---------------", "-------------"); | |
34dc7c2f BB |
798 | } |
799 | ||
f3a7f661 GW |
800 | static void |
801 | dump_metaslab_groups(spa_t *spa) | |
802 | { | |
803 | vdev_t *rvd = spa->spa_root_vdev; | |
804 | metaslab_class_t *mc = spa_normal_class(spa); | |
805 | uint64_t fragmentation; | |
806 | int c; | |
807 | ||
808 | metaslab_class_histogram_verify(mc); | |
809 | ||
810 | for (c = 0; c < rvd->vdev_children; c++) { | |
811 | vdev_t *tvd = rvd->vdev_child[c]; | |
812 | metaslab_group_t *mg = tvd->vdev_mg; | |
813 | ||
814 | if (mg->mg_class != mc) | |
815 | continue; | |
816 | ||
817 | metaslab_group_histogram_verify(mg); | |
818 | mg->mg_fragmentation = metaslab_group_fragmentation(mg); | |
819 | ||
820 | (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" | |
821 | "fragmentation", | |
822 | (u_longlong_t)tvd->vdev_id, | |
823 | (u_longlong_t)tvd->vdev_ms_count); | |
824 | if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { | |
825 | (void) printf("%3s\n", "-"); | |
826 | } else { | |
827 | (void) printf("%3llu%%\n", | |
828 | (u_longlong_t)mg->mg_fragmentation); | |
829 | } | |
830 | dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
831 | } | |
832 | ||
833 | (void) printf("\tpool %s\tfragmentation", spa_name(spa)); | |
834 | fragmentation = metaslab_class_fragmentation(mc); | |
835 | if (fragmentation == ZFS_FRAG_INVALID) | |
836 | (void) printf("\t%3s\n", "-"); | |
837 | else | |
838 | (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); | |
839 | dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
840 | } | |
841 | ||
34dc7c2f BB |
842 | static void |
843 | dump_metaslabs(spa_t *spa) | |
844 | { | |
428870ff BB |
845 | vdev_t *vd, *rvd = spa->spa_root_vdev; |
846 | uint64_t m, c = 0, children = rvd->vdev_children; | |
34dc7c2f BB |
847 | |
848 | (void) printf("\nMetaslabs:\n"); | |
849 | ||
428870ff BB |
850 | if (!dump_opt['d'] && zopt_objects > 0) { |
851 | c = zopt_object[0]; | |
852 | ||
853 | if (c >= children) | |
854 | (void) fatal("bad vdev id: %llu", (u_longlong_t)c); | |
34dc7c2f | 855 | |
428870ff BB |
856 | if (zopt_objects > 1) { |
857 | vd = rvd->vdev_child[c]; | |
858 | print_vdev_metaslab_header(vd); | |
859 | ||
860 | for (m = 1; m < zopt_objects; m++) { | |
861 | if (zopt_object[m] < vd->vdev_ms_count) | |
862 | dump_metaslab( | |
863 | vd->vdev_ms[zopt_object[m]]); | |
864 | else | |
865 | (void) fprintf(stderr, "bad metaslab " | |
866 | "number %llu\n", | |
867 | (u_longlong_t)zopt_object[m]); | |
868 | } | |
869 | (void) printf("\n"); | |
870 | return; | |
871 | } | |
872 | children = c + 1; | |
873 | } | |
874 | for (; c < children; c++) { | |
875 | vd = rvd->vdev_child[c]; | |
876 | print_vdev_metaslab_header(vd); | |
34dc7c2f | 877 | |
34dc7c2f BB |
878 | for (m = 0; m < vd->vdev_ms_count; m++) |
879 | dump_metaslab(vd->vdev_ms[m]); | |
880 | (void) printf("\n"); | |
881 | } | |
882 | } | |
883 | ||
428870ff BB |
884 | static void |
885 | dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) | |
886 | { | |
887 | const ddt_phys_t *ddp = dde->dde_phys; | |
888 | const ddt_key_t *ddk = &dde->dde_key; | |
889 | char *types[4] = { "ditto", "single", "double", "triple" }; | |
890 | char blkbuf[BP_SPRINTF_LEN]; | |
891 | blkptr_t blk; | |
d6320ddb | 892 | int p; |
428870ff | 893 | |
d6320ddb | 894 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
895 | if (ddp->ddp_phys_birth == 0) |
896 | continue; | |
897 | ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); | |
b0bc7a84 | 898 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); |
428870ff BB |
899 | (void) printf("index %llx refcnt %llu %s %s\n", |
900 | (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, | |
901 | types[p], blkbuf); | |
902 | } | |
903 | } | |
904 | ||
905 | static void | |
906 | dump_dedup_ratio(const ddt_stat_t *dds) | |
907 | { | |
908 | double rL, rP, rD, D, dedup, compress, copies; | |
909 | ||
910 | if (dds->dds_blocks == 0) | |
911 | return; | |
912 | ||
913 | rL = (double)dds->dds_ref_lsize; | |
914 | rP = (double)dds->dds_ref_psize; | |
915 | rD = (double)dds->dds_ref_dsize; | |
916 | D = (double)dds->dds_dsize; | |
917 | ||
918 | dedup = rD / D; | |
919 | compress = rL / rP; | |
920 | copies = rD / rP; | |
921 | ||
922 | (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " | |
923 | "dedup * compress / copies = %.2f\n\n", | |
924 | dedup, compress, copies, dedup * compress / copies); | |
925 | } | |
926 | ||
927 | static void | |
928 | dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) | |
929 | { | |
930 | char name[DDT_NAMELEN]; | |
931 | ddt_entry_t dde; | |
932 | uint64_t walk = 0; | |
933 | dmu_object_info_t doi; | |
934 | uint64_t count, dspace, mspace; | |
935 | int error; | |
936 | ||
937 | error = ddt_object_info(ddt, type, class, &doi); | |
938 | ||
939 | if (error == ENOENT) | |
940 | return; | |
941 | ASSERT(error == 0); | |
942 | ||
e8fd45a0 BB |
943 | error = ddt_object_count(ddt, type, class, &count); |
944 | ASSERT(error == 0); | |
945 | if (count == 0) | |
572e2857 BB |
946 | return; |
947 | ||
428870ff BB |
948 | dspace = doi.doi_physical_blocks_512 << 9; |
949 | mspace = doi.doi_fill_count * doi.doi_data_block_size; | |
950 | ||
428870ff BB |
951 | ddt_object_name(ddt, type, class, name); |
952 | ||
953 | (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", | |
954 | name, | |
955 | (u_longlong_t)count, | |
956 | (u_longlong_t)(dspace / count), | |
957 | (u_longlong_t)(mspace / count)); | |
958 | ||
959 | if (dump_opt['D'] < 3) | |
960 | return; | |
961 | ||
962 | zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); | |
963 | ||
964 | if (dump_opt['D'] < 4) | |
965 | return; | |
966 | ||
967 | if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) | |
968 | return; | |
969 | ||
970 | (void) printf("%s contents:\n\n", name); | |
971 | ||
972 | while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) | |
973 | dump_dde(ddt, &dde, walk); | |
974 | ||
975 | ASSERT(error == ENOENT); | |
976 | ||
977 | (void) printf("\n"); | |
978 | } | |
979 | ||
980 | static void | |
981 | dump_all_ddts(spa_t *spa) | |
982 | { | |
d6320ddb BB |
983 | ddt_histogram_t ddh_total; |
984 | ddt_stat_t dds_total; | |
985 | enum zio_checksum c; | |
986 | enum ddt_type type; | |
987 | enum ddt_class class; | |
428870ff | 988 | |
d6320ddb BB |
989 | bzero(&ddh_total, sizeof (ddt_histogram_t)); |
990 | bzero(&dds_total, sizeof (ddt_stat_t)); | |
991 | ||
992 | for (c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { | |
428870ff | 993 | ddt_t *ddt = spa->spa_ddt[c]; |
d6320ddb BB |
994 | for (type = 0; type < DDT_TYPES; type++) { |
995 | for (class = 0; class < DDT_CLASSES; | |
428870ff BB |
996 | class++) { |
997 | dump_ddt(ddt, type, class); | |
998 | } | |
999 | } | |
1000 | } | |
1001 | ||
1002 | ddt_get_dedup_stats(spa, &dds_total); | |
1003 | ||
1004 | if (dds_total.dds_blocks == 0) { | |
1005 | (void) printf("All DDTs are empty\n"); | |
1006 | return; | |
1007 | } | |
1008 | ||
1009 | (void) printf("\n"); | |
1010 | ||
1011 | if (dump_opt['D'] > 1) { | |
1012 | (void) printf("DDT histogram (aggregated over all DDTs):\n"); | |
1013 | ddt_get_dedup_histogram(spa, &ddh_total); | |
1014 | zpool_dump_ddt(&dds_total, &ddh_total); | |
1015 | } | |
1016 | ||
1017 | dump_dedup_ratio(&dds_total); | |
1018 | } | |
1019 | ||
fb5f0bc8 | 1020 | static void |
93cf2076 | 1021 | dump_dtl_seg(void *arg, uint64_t start, uint64_t size) |
fb5f0bc8 | 1022 | { |
93cf2076 | 1023 | char *prefix = arg; |
fb5f0bc8 BB |
1024 | |
1025 | (void) printf("%s [%llu,%llu) length %llu\n", | |
1026 | prefix, | |
1027 | (u_longlong_t)start, | |
1028 | (u_longlong_t)(start + size), | |
1029 | (u_longlong_t)(size)); | |
1030 | } | |
1031 | ||
34dc7c2f BB |
1032 | static void |
1033 | dump_dtl(vdev_t *vd, int indent) | |
1034 | { | |
fb5f0bc8 BB |
1035 | spa_t *spa = vd->vdev_spa; |
1036 | boolean_t required; | |
1037 | char *name[DTL_TYPES] = { "missing", "partial", "scrub", "outage" }; | |
1038 | char prefix[256]; | |
d6320ddb | 1039 | int c, t; |
fb5f0bc8 | 1040 | |
428870ff | 1041 | spa_vdev_state_enter(spa, SCL_NONE); |
fb5f0bc8 BB |
1042 | required = vdev_dtl_required(vd); |
1043 | (void) spa_vdev_state_exit(spa, NULL, 0); | |
34dc7c2f BB |
1044 | |
1045 | if (indent == 0) | |
1046 | (void) printf("\nDirty time logs:\n\n"); | |
1047 | ||
fb5f0bc8 | 1048 | (void) printf("\t%*s%s [%s]\n", indent, "", |
b128c09f | 1049 | vd->vdev_path ? vd->vdev_path : |
fb5f0bc8 BB |
1050 | vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), |
1051 | required ? "DTL-required" : "DTL-expendable"); | |
34dc7c2f | 1052 | |
d6320ddb | 1053 | for (t = 0; t < DTL_TYPES; t++) { |
93cf2076 GW |
1054 | range_tree_t *rt = vd->vdev_dtl[t]; |
1055 | if (range_tree_space(rt) == 0) | |
fb5f0bc8 BB |
1056 | continue; |
1057 | (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", | |
1058 | indent + 2, "", name[t]); | |
93cf2076 GW |
1059 | mutex_enter(rt->rt_lock); |
1060 | range_tree_walk(rt, dump_dtl_seg, prefix); | |
1061 | mutex_exit(rt->rt_lock); | |
fb5f0bc8 BB |
1062 | if (dump_opt['d'] > 5 && vd->vdev_children == 0) |
1063 | dump_spacemap(spa->spa_meta_objset, | |
93cf2076 | 1064 | vd->vdev_dtl_sm); |
34dc7c2f BB |
1065 | } |
1066 | ||
d6320ddb | 1067 | for (c = 0; c < vd->vdev_children; c++) |
34dc7c2f BB |
1068 | dump_dtl(vd->vdev_child[c], indent + 4); |
1069 | } | |
1070 | ||
428870ff BB |
1071 | static void |
1072 | dump_history(spa_t *spa) | |
1073 | { | |
1074 | nvlist_t **events = NULL; | |
017da6f0 | 1075 | char *buf; |
428870ff BB |
1076 | uint64_t resid, len, off = 0; |
1077 | uint_t num = 0; | |
1078 | int error; | |
1079 | time_t tsec; | |
1080 | struct tm t; | |
1081 | char tbuf[30]; | |
1082 | char internalstr[MAXPATHLEN]; | |
d6320ddb | 1083 | int i; |
428870ff | 1084 | |
017da6f0 DB |
1085 | if ((buf = malloc(SPA_OLD_MAXBLOCKSIZE)) == NULL) { |
1086 | (void) fprintf(stderr, "%s: unable to allocate I/O buffer\n", | |
1087 | __func__); | |
1088 | return; | |
1089 | } | |
1090 | ||
428870ff | 1091 | do { |
017da6f0 | 1092 | len = SPA_OLD_MAXBLOCKSIZE; |
428870ff BB |
1093 | |
1094 | if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { | |
1095 | (void) fprintf(stderr, "Unable to read history: " | |
1096 | "error %d\n", error); | |
017da6f0 | 1097 | free(buf); |
428870ff BB |
1098 | return; |
1099 | } | |
1100 | ||
1101 | if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) | |
1102 | break; | |
1103 | ||
1104 | off -= resid; | |
1105 | } while (len != 0); | |
1106 | ||
1107 | (void) printf("\nHistory:\n"); | |
d6320ddb | 1108 | for (i = 0; i < num; i++) { |
428870ff BB |
1109 | uint64_t time, txg, ievent; |
1110 | char *cmd, *intstr; | |
6f1ffb06 | 1111 | boolean_t printed = B_FALSE; |
428870ff BB |
1112 | |
1113 | if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, | |
1114 | &time) != 0) | |
6f1ffb06 | 1115 | goto next; |
428870ff BB |
1116 | if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, |
1117 | &cmd) != 0) { | |
1118 | if (nvlist_lookup_uint64(events[i], | |
1119 | ZPOOL_HIST_INT_EVENT, &ievent) != 0) | |
6f1ffb06 | 1120 | goto next; |
428870ff BB |
1121 | verify(nvlist_lookup_uint64(events[i], |
1122 | ZPOOL_HIST_TXG, &txg) == 0); | |
1123 | verify(nvlist_lookup_string(events[i], | |
1124 | ZPOOL_HIST_INT_STR, &intstr) == 0); | |
6f1ffb06 MA |
1125 | if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) |
1126 | goto next; | |
428870ff BB |
1127 | |
1128 | (void) snprintf(internalstr, | |
1129 | sizeof (internalstr), | |
1130 | "[internal %s txg:%lld] %s", | |
b8864a23 BB |
1131 | zfs_history_event_names[ievent], |
1132 | (longlong_t)txg, intstr); | |
428870ff BB |
1133 | cmd = internalstr; |
1134 | } | |
1135 | tsec = time; | |
1136 | (void) localtime_r(&tsec, &t); | |
1137 | (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); | |
1138 | (void) printf("%s %s\n", tbuf, cmd); | |
6f1ffb06 MA |
1139 | printed = B_TRUE; |
1140 | ||
1141 | next: | |
1142 | if (dump_opt['h'] > 1) { | |
1143 | if (!printed) | |
1144 | (void) printf("unrecognized record:\n"); | |
1145 | dump_nvlist(events[i], 2); | |
1146 | } | |
428870ff | 1147 | } |
017da6f0 | 1148 | free(buf); |
428870ff BB |
1149 | } |
1150 | ||
34dc7c2f BB |
1151 | /*ARGSUSED*/ |
1152 | static void | |
1153 | dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) | |
1154 | { | |
1155 | } | |
1156 | ||
1157 | static uint64_t | |
5dbd68a3 MA |
1158 | blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, |
1159 | const zbookmark_phys_t *zb) | |
34dc7c2f | 1160 | { |
428870ff BB |
1161 | if (dnp == NULL) { |
1162 | ASSERT(zb->zb_level < 0); | |
1163 | if (zb->zb_object == 0) | |
1164 | return (zb->zb_blkid); | |
1165 | return (zb->zb_blkid * BP_GET_LSIZE(bp)); | |
1166 | } | |
1167 | ||
1168 | ASSERT(zb->zb_level >= 0); | |
34dc7c2f | 1169 | |
428870ff BB |
1170 | return ((zb->zb_blkid << |
1171 | (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * | |
34dc7c2f BB |
1172 | dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); |
1173 | } | |
1174 | ||
1175 | static void | |
b0bc7a84 | 1176 | snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) |
34dc7c2f | 1177 | { |
428870ff BB |
1178 | const dva_t *dva = bp->blk_dva; |
1179 | int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; | |
d6320ddb | 1180 | int i; |
428870ff | 1181 | |
d5869641 | 1182 | if (dump_opt['b'] >= 6) { |
b0bc7a84 | 1183 | snprintf_blkptr(blkbuf, buflen, bp); |
428870ff BB |
1184 | return; |
1185 | } | |
34dc7c2f | 1186 | |
9b67f605 MA |
1187 | if (BP_IS_EMBEDDED(bp)) { |
1188 | (void) sprintf(blkbuf, | |
1189 | "EMBEDDED et=%u %llxL/%llxP B=%llu", | |
1190 | (int)BPE_GET_ETYPE(bp), | |
1191 | (u_longlong_t)BPE_GET_LSIZE(bp), | |
1192 | (u_longlong_t)BPE_GET_PSIZE(bp), | |
1193 | (u_longlong_t)bp->blk_birth); | |
1194 | return; | |
1195 | } | |
1196 | ||
34dc7c2f BB |
1197 | blkbuf[0] = '\0'; |
1198 | ||
d6320ddb | 1199 | for (i = 0; i < ndvas; i++) |
b0bc7a84 MG |
1200 | (void) snprintf(blkbuf + strlen(blkbuf), |
1201 | buflen - strlen(blkbuf), "%llu:%llx:%llx ", | |
34dc7c2f BB |
1202 | (u_longlong_t)DVA_GET_VDEV(&dva[i]), |
1203 | (u_longlong_t)DVA_GET_OFFSET(&dva[i]), | |
1204 | (u_longlong_t)DVA_GET_ASIZE(&dva[i])); | |
1205 | ||
b0bc7a84 MG |
1206 | if (BP_IS_HOLE(bp)) { |
1207 | (void) snprintf(blkbuf + strlen(blkbuf), | |
a4069eef PS |
1208 | buflen - strlen(blkbuf), |
1209 | "%llxL B=%llu", | |
1210 | (u_longlong_t)BP_GET_LSIZE(bp), | |
b0bc7a84 MG |
1211 | (u_longlong_t)bp->blk_birth); |
1212 | } else { | |
1213 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1214 | buflen - strlen(blkbuf), | |
1215 | "%llxL/%llxP F=%llu B=%llu/%llu", | |
1216 | (u_longlong_t)BP_GET_LSIZE(bp), | |
1217 | (u_longlong_t)BP_GET_PSIZE(bp), | |
9b67f605 | 1218 | (u_longlong_t)BP_GET_FILL(bp), |
b0bc7a84 MG |
1219 | (u_longlong_t)bp->blk_birth, |
1220 | (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); | |
1221 | } | |
34dc7c2f BB |
1222 | } |
1223 | ||
b128c09f | 1224 | static void |
5dbd68a3 | 1225 | print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, |
b128c09f | 1226 | const dnode_phys_t *dnp) |
34dc7c2f | 1227 | { |
b128c09f | 1228 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
1229 | int l; |
1230 | ||
9b67f605 MA |
1231 | if (!BP_IS_EMBEDDED(bp)) { |
1232 | ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); | |
1233 | ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); | |
1234 | } | |
34dc7c2f | 1235 | |
428870ff | 1236 | (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); |
34dc7c2f BB |
1237 | |
1238 | ASSERT(zb->zb_level >= 0); | |
1239 | ||
1240 | for (l = dnp->dn_nlevels - 1; l >= -1; l--) { | |
1241 | if (l == zb->zb_level) { | |
b128c09f | 1242 | (void) printf("L%llx", (u_longlong_t)zb->zb_level); |
34dc7c2f | 1243 | } else { |
b128c09f | 1244 | (void) printf(" "); |
34dc7c2f BB |
1245 | } |
1246 | } | |
1247 | ||
b0bc7a84 | 1248 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
b128c09f BB |
1249 | (void) printf("%s\n", blkbuf); |
1250 | } | |
1251 | ||
b128c09f BB |
1252 | static int |
1253 | visit_indirect(spa_t *spa, const dnode_phys_t *dnp, | |
5dbd68a3 | 1254 | blkptr_t *bp, const zbookmark_phys_t *zb) |
b128c09f | 1255 | { |
428870ff | 1256 | int err = 0; |
b128c09f BB |
1257 | |
1258 | if (bp->blk_birth == 0) | |
1259 | return (0); | |
1260 | ||
1261 | print_indirect(bp, zb, dnp); | |
1262 | ||
b0bc7a84 | 1263 | if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { |
2a432414 | 1264 | arc_flags_t flags = ARC_FLAG_WAIT; |
b128c09f BB |
1265 | int i; |
1266 | blkptr_t *cbp; | |
1267 | int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; | |
1268 | arc_buf_t *buf; | |
1269 | uint64_t fill = 0; | |
1270 | ||
294f6806 | 1271 | err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, |
b128c09f BB |
1272 | ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); |
1273 | if (err) | |
1274 | return (err); | |
428870ff | 1275 | ASSERT(buf->b_data); |
b128c09f BB |
1276 | |
1277 | /* recursively visit blocks below this */ | |
1278 | cbp = buf->b_data; | |
1279 | for (i = 0; i < epb; i++, cbp++) { | |
5dbd68a3 | 1280 | zbookmark_phys_t czb; |
b128c09f BB |
1281 | |
1282 | SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, | |
1283 | zb->zb_level - 1, | |
1284 | zb->zb_blkid * epb + i); | |
1285 | err = visit_indirect(spa, dnp, cbp, &czb); | |
1286 | if (err) | |
1287 | break; | |
9b67f605 | 1288 | fill += BP_GET_FILL(cbp); |
b128c09f | 1289 | } |
fb5f0bc8 | 1290 | if (!err) |
9b67f605 | 1291 | ASSERT3U(fill, ==, BP_GET_FILL(bp)); |
b128c09f | 1292 | (void) arc_buf_remove_ref(buf, &buf); |
34dc7c2f BB |
1293 | } |
1294 | ||
b128c09f | 1295 | return (err); |
34dc7c2f BB |
1296 | } |
1297 | ||
1298 | /*ARGSUSED*/ | |
1299 | static void | |
b128c09f | 1300 | dump_indirect(dnode_t *dn) |
34dc7c2f | 1301 | { |
b128c09f BB |
1302 | dnode_phys_t *dnp = dn->dn_phys; |
1303 | int j; | |
5dbd68a3 | 1304 | zbookmark_phys_t czb; |
34dc7c2f BB |
1305 | |
1306 | (void) printf("Indirect blocks:\n"); | |
1307 | ||
428870ff | 1308 | SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), |
b128c09f BB |
1309 | dn->dn_object, dnp->dn_nlevels - 1, 0); |
1310 | for (j = 0; j < dnp->dn_nblkptr; j++) { | |
1311 | czb.zb_blkid = j; | |
428870ff | 1312 | (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, |
b128c09f BB |
1313 | &dnp->dn_blkptr[j], &czb); |
1314 | } | |
34dc7c2f BB |
1315 | |
1316 | (void) printf("\n"); | |
34dc7c2f BB |
1317 | } |
1318 | ||
1319 | /*ARGSUSED*/ | |
1320 | static void | |
1321 | dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) | |
1322 | { | |
1323 | dsl_dir_phys_t *dd = data; | |
1324 | time_t crtime; | |
428870ff | 1325 | char nice[32]; |
34dc7c2f BB |
1326 | |
1327 | if (dd == NULL) | |
1328 | return; | |
1329 | ||
1330 | ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); | |
1331 | ||
1332 | crtime = dd->dd_creation_time; | |
34dc7c2f BB |
1333 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1334 | (void) printf("\t\thead_dataset_obj = %llu\n", | |
1335 | (u_longlong_t)dd->dd_head_dataset_obj); | |
1336 | (void) printf("\t\tparent_dir_obj = %llu\n", | |
1337 | (u_longlong_t)dd->dd_parent_obj); | |
1338 | (void) printf("\t\torigin_obj = %llu\n", | |
1339 | (u_longlong_t)dd->dd_origin_obj); | |
1340 | (void) printf("\t\tchild_dir_zapobj = %llu\n", | |
1341 | (u_longlong_t)dd->dd_child_dir_zapobj); | |
428870ff | 1342 | zdb_nicenum(dd->dd_used_bytes, nice); |
b128c09f | 1343 | (void) printf("\t\tused_bytes = %s\n", nice); |
428870ff | 1344 | zdb_nicenum(dd->dd_compressed_bytes, nice); |
b128c09f | 1345 | (void) printf("\t\tcompressed_bytes = %s\n", nice); |
428870ff | 1346 | zdb_nicenum(dd->dd_uncompressed_bytes, nice); |
b128c09f | 1347 | (void) printf("\t\tuncompressed_bytes = %s\n", nice); |
428870ff | 1348 | zdb_nicenum(dd->dd_quota, nice); |
b128c09f | 1349 | (void) printf("\t\tquota = %s\n", nice); |
428870ff | 1350 | zdb_nicenum(dd->dd_reserved, nice); |
b128c09f | 1351 | (void) printf("\t\treserved = %s\n", nice); |
34dc7c2f BB |
1352 | (void) printf("\t\tprops_zapobj = %llu\n", |
1353 | (u_longlong_t)dd->dd_props_zapobj); | |
1354 | (void) printf("\t\tdeleg_zapobj = %llu\n", | |
1355 | (u_longlong_t)dd->dd_deleg_zapobj); | |
b128c09f BB |
1356 | (void) printf("\t\tflags = %llx\n", |
1357 | (u_longlong_t)dd->dd_flags); | |
1358 | ||
1359 | #define DO(which) \ | |
428870ff | 1360 | zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice); \ |
b128c09f BB |
1361 | (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) |
1362 | DO(HEAD); | |
1363 | DO(SNAP); | |
1364 | DO(CHILD); | |
1365 | DO(CHILD_RSRV); | |
1366 | DO(REFRSRV); | |
1367 | #undef DO | |
34dc7c2f BB |
1368 | } |
1369 | ||
1370 | /*ARGSUSED*/ | |
1371 | static void | |
1372 | dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) | |
1373 | { | |
1374 | dsl_dataset_phys_t *ds = data; | |
1375 | time_t crtime; | |
428870ff | 1376 | char used[32], compressed[32], uncompressed[32], unique[32]; |
34dc7c2f BB |
1377 | char blkbuf[BP_SPRINTF_LEN]; |
1378 | ||
1379 | if (ds == NULL) | |
1380 | return; | |
1381 | ||
1382 | ASSERT(size == sizeof (*ds)); | |
1383 | crtime = ds->ds_creation_time; | |
9ae529ec | 1384 | zdb_nicenum(ds->ds_referenced_bytes, used); |
428870ff BB |
1385 | zdb_nicenum(ds->ds_compressed_bytes, compressed); |
1386 | zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed); | |
1387 | zdb_nicenum(ds->ds_unique_bytes, unique); | |
b0bc7a84 | 1388 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); |
34dc7c2f | 1389 | |
b128c09f | 1390 | (void) printf("\t\tdir_obj = %llu\n", |
34dc7c2f BB |
1391 | (u_longlong_t)ds->ds_dir_obj); |
1392 | (void) printf("\t\tprev_snap_obj = %llu\n", | |
1393 | (u_longlong_t)ds->ds_prev_snap_obj); | |
1394 | (void) printf("\t\tprev_snap_txg = %llu\n", | |
1395 | (u_longlong_t)ds->ds_prev_snap_txg); | |
1396 | (void) printf("\t\tnext_snap_obj = %llu\n", | |
1397 | (u_longlong_t)ds->ds_next_snap_obj); | |
1398 | (void) printf("\t\tsnapnames_zapobj = %llu\n", | |
1399 | (u_longlong_t)ds->ds_snapnames_zapobj); | |
1400 | (void) printf("\t\tnum_children = %llu\n", | |
1401 | (u_longlong_t)ds->ds_num_children); | |
45d1cae3 BB |
1402 | (void) printf("\t\tuserrefs_obj = %llu\n", |
1403 | (u_longlong_t)ds->ds_userrefs_obj); | |
34dc7c2f BB |
1404 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1405 | (void) printf("\t\tcreation_txg = %llu\n", | |
1406 | (u_longlong_t)ds->ds_creation_txg); | |
1407 | (void) printf("\t\tdeadlist_obj = %llu\n", | |
1408 | (u_longlong_t)ds->ds_deadlist_obj); | |
1409 | (void) printf("\t\tused_bytes = %s\n", used); | |
1410 | (void) printf("\t\tcompressed_bytes = %s\n", compressed); | |
1411 | (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); | |
1412 | (void) printf("\t\tunique = %s\n", unique); | |
1413 | (void) printf("\t\tfsid_guid = %llu\n", | |
1414 | (u_longlong_t)ds->ds_fsid_guid); | |
1415 | (void) printf("\t\tguid = %llu\n", | |
1416 | (u_longlong_t)ds->ds_guid); | |
1417 | (void) printf("\t\tflags = %llx\n", | |
1418 | (u_longlong_t)ds->ds_flags); | |
b128c09f BB |
1419 | (void) printf("\t\tnext_clones_obj = %llu\n", |
1420 | (u_longlong_t)ds->ds_next_clones_obj); | |
1421 | (void) printf("\t\tprops_obj = %llu\n", | |
1422 | (u_longlong_t)ds->ds_props_obj); | |
34dc7c2f BB |
1423 | (void) printf("\t\tbp = %s\n", blkbuf); |
1424 | } | |
1425 | ||
9ae529ec CS |
1426 | /* ARGSUSED */ |
1427 | static int | |
1428 | dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1429 | { | |
1430 | char blkbuf[BP_SPRINTF_LEN]; | |
1431 | ||
1432 | if (bp->blk_birth != 0) { | |
b0bc7a84 | 1433 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
9ae529ec CS |
1434 | (void) printf("\t%s\n", blkbuf); |
1435 | } | |
1436 | return (0); | |
1437 | } | |
1438 | ||
1439 | static void | |
1440 | dump_bptree(objset_t *os, uint64_t obj, char *name) | |
1441 | { | |
1442 | char bytes[32]; | |
1443 | bptree_phys_t *bt; | |
1444 | dmu_buf_t *db; | |
1445 | ||
1446 | if (dump_opt['d'] < 3) | |
1447 | return; | |
1448 | ||
1449 | VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); | |
1450 | bt = db->db_data; | |
1451 | zdb_nicenum(bt->bt_bytes, bytes); | |
1452 | (void) printf("\n %s: %llu datasets, %s\n", | |
1453 | name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); | |
1454 | dmu_buf_rele(db, FTAG); | |
1455 | ||
1456 | if (dump_opt['d'] < 5) | |
1457 | return; | |
1458 | ||
1459 | (void) printf("\n"); | |
1460 | ||
1461 | (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); | |
1462 | } | |
1463 | ||
428870ff BB |
1464 | /* ARGSUSED */ |
1465 | static int | |
1466 | dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1467 | { | |
1468 | char blkbuf[BP_SPRINTF_LEN]; | |
1469 | ||
1470 | ASSERT(bp->blk_birth != 0); | |
b0bc7a84 | 1471 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
1472 | (void) printf("\t%s\n", blkbuf); |
1473 | return (0); | |
1474 | } | |
1475 | ||
34dc7c2f | 1476 | static void |
252e1a54 | 1477 | dump_full_bpobj(bpobj_t *bpo, char *name, int indent) |
34dc7c2f | 1478 | { |
428870ff BB |
1479 | char bytes[32]; |
1480 | char comp[32]; | |
1481 | char uncomp[32]; | |
d1fada1e | 1482 | uint64_t i; |
34dc7c2f BB |
1483 | |
1484 | if (dump_opt['d'] < 3) | |
1485 | return; | |
1486 | ||
428870ff | 1487 | zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes); |
d1fada1e | 1488 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { |
428870ff BB |
1489 | zdb_nicenum(bpo->bpo_phys->bpo_comp, comp); |
1490 | zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp); | |
d1fada1e | 1491 | (void) printf(" %*s: object %llu, %llu local blkptrs, " |
252e1a54 | 1492 | "%llu subobjs in object, %llu, %s (%s/%s comp)\n", |
d1fada1e MA |
1493 | indent * 8, name, |
1494 | (u_longlong_t)bpo->bpo_object, | |
1495 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
428870ff | 1496 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, |
252e1a54 | 1497 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, |
34dc7c2f | 1498 | bytes, comp, uncomp); |
d1fada1e MA |
1499 | |
1500 | for (i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
1501 | uint64_t subobj; | |
1502 | bpobj_t subbpo; | |
1503 | int error; | |
1504 | VERIFY0(dmu_read(bpo->bpo_os, | |
1505 | bpo->bpo_phys->bpo_subobjs, | |
1506 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
1507 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
1508 | if (error != 0) { | |
1509 | (void) printf("ERROR %u while trying to open " | |
1510 | "subobj id %llu\n", | |
1511 | error, (u_longlong_t)subobj); | |
1512 | continue; | |
1513 | } | |
252e1a54 | 1514 | dump_full_bpobj(&subbpo, "subobj", indent + 1); |
07434858 | 1515 | bpobj_close(&subbpo); |
d1fada1e | 1516 | } |
34dc7c2f | 1517 | } else { |
d1fada1e MA |
1518 | (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", |
1519 | indent * 8, name, | |
1520 | (u_longlong_t)bpo->bpo_object, | |
1521 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1522 | bytes); | |
34dc7c2f BB |
1523 | } |
1524 | ||
428870ff | 1525 | if (dump_opt['d'] < 5) |
34dc7c2f | 1526 | return; |
34dc7c2f | 1527 | |
34dc7c2f | 1528 | |
d1fada1e MA |
1529 | if (indent == 0) { |
1530 | (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); | |
1531 | (void) printf("\n"); | |
1532 | } | |
428870ff | 1533 | } |
34dc7c2f | 1534 | |
428870ff BB |
1535 | static void |
1536 | dump_deadlist(dsl_deadlist_t *dl) | |
1537 | { | |
1538 | dsl_deadlist_entry_t *dle; | |
d1fada1e | 1539 | uint64_t unused; |
428870ff BB |
1540 | char bytes[32]; |
1541 | char comp[32]; | |
1542 | char uncomp[32]; | |
1543 | ||
1544 | if (dump_opt['d'] < 3) | |
1545 | return; | |
34dc7c2f | 1546 | |
acf58e70 | 1547 | if (dl->dl_oldfmt) { |
252e1a54 | 1548 | dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); |
acf58e70 MA |
1549 | return; |
1550 | } | |
1551 | ||
428870ff BB |
1552 | zdb_nicenum(dl->dl_phys->dl_used, bytes); |
1553 | zdb_nicenum(dl->dl_phys->dl_comp, comp); | |
1554 | zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp); | |
1555 | (void) printf("\n Deadlist: %s (%s/%s comp)\n", | |
1556 | bytes, comp, uncomp); | |
1557 | ||
1558 | if (dump_opt['d'] < 4) | |
1559 | return; | |
1560 | ||
1561 | (void) printf("\n"); | |
1562 | ||
d1fada1e MA |
1563 | /* force the tree to be loaded */ |
1564 | dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); | |
1565 | ||
428870ff BB |
1566 | for (dle = avl_first(&dl->dl_tree); dle; |
1567 | dle = AVL_NEXT(&dl->dl_tree, dle)) { | |
d1fada1e MA |
1568 | if (dump_opt['d'] >= 5) { |
1569 | char buf[128]; | |
d1d7e268 MK |
1570 | (void) snprintf(buf, sizeof (buf), |
1571 | "mintxg %llu -> obj %llu", | |
d1fada1e MA |
1572 | (longlong_t)dle->dle_mintxg, |
1573 | (longlong_t)dle->dle_bpobj.bpo_object); | |
428870ff | 1574 | |
252e1a54 | 1575 | dump_full_bpobj(&dle->dle_bpobj, buf, 0); |
d1fada1e MA |
1576 | } else { |
1577 | (void) printf("mintxg %llu -> obj %llu\n", | |
1578 | (longlong_t)dle->dle_mintxg, | |
1579 | (longlong_t)dle->dle_bpobj.bpo_object); | |
1580 | ||
1581 | } | |
428870ff | 1582 | } |
34dc7c2f BB |
1583 | } |
1584 | ||
1585 | static avl_tree_t idx_tree; | |
1586 | static avl_tree_t domain_tree; | |
1587 | static boolean_t fuid_table_loaded; | |
428870ff BB |
1588 | static boolean_t sa_loaded; |
1589 | sa_attr_type_t *sa_attr_table; | |
34dc7c2f BB |
1590 | |
1591 | static void | |
0bc8fd78 | 1592 | fuid_table_destroy(void) |
34dc7c2f BB |
1593 | { |
1594 | if (fuid_table_loaded) { | |
1595 | zfs_fuid_table_destroy(&idx_tree, &domain_tree); | |
1596 | fuid_table_loaded = B_FALSE; | |
1597 | } | |
1598 | } | |
1599 | ||
1600 | /* | |
1601 | * print uid or gid information. | |
1602 | * For normal POSIX id just the id is printed in decimal format. | |
1603 | * For CIFS files with FUID the fuid is printed in hex followed by | |
d1fada1e | 1604 | * the domain-rid string. |
34dc7c2f BB |
1605 | */ |
1606 | static void | |
1607 | print_idstr(uint64_t id, const char *id_type) | |
1608 | { | |
1609 | if (FUID_INDEX(id)) { | |
1610 | char *domain; | |
1611 | ||
1612 | domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); | |
1613 | (void) printf("\t%s %llx [%s-%d]\n", id_type, | |
1614 | (u_longlong_t)id, domain, (int)FUID_RID(id)); | |
1615 | } else { | |
1616 | (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); | |
1617 | } | |
1618 | ||
1619 | } | |
1620 | ||
1621 | static void | |
428870ff | 1622 | dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) |
34dc7c2f BB |
1623 | { |
1624 | uint32_t uid_idx, gid_idx; | |
1625 | ||
428870ff BB |
1626 | uid_idx = FUID_INDEX(uid); |
1627 | gid_idx = FUID_INDEX(gid); | |
34dc7c2f BB |
1628 | |
1629 | /* Load domain table, if not already loaded */ | |
1630 | if (!fuid_table_loaded && (uid_idx || gid_idx)) { | |
1631 | uint64_t fuid_obj; | |
1632 | ||
1633 | /* first find the fuid object. It lives in the master node */ | |
1634 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, | |
1635 | 8, 1, &fuid_obj) == 0); | |
9babb374 | 1636 | zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); |
34dc7c2f BB |
1637 | (void) zfs_fuid_table_load(os, fuid_obj, |
1638 | &idx_tree, &domain_tree); | |
1639 | fuid_table_loaded = B_TRUE; | |
1640 | } | |
1641 | ||
428870ff BB |
1642 | print_idstr(uid, "uid"); |
1643 | print_idstr(gid, "gid"); | |
34dc7c2f BB |
1644 | } |
1645 | ||
50210587 TC |
1646 | static void |
1647 | dump_znode_sa_xattr(sa_handle_t *hdl) | |
1648 | { | |
1649 | nvlist_t *sa_xattr; | |
1650 | nvpair_t *elem = NULL; | |
1651 | int sa_xattr_size = 0; | |
1652 | int sa_xattr_entries = 0; | |
1653 | int error; | |
1654 | char *sa_xattr_packed; | |
1655 | ||
1656 | error = sa_size(hdl, sa_attr_table[ZPL_DXATTR], &sa_xattr_size); | |
1657 | if (error || sa_xattr_size == 0) | |
1658 | return; | |
1659 | ||
1660 | sa_xattr_packed = malloc(sa_xattr_size); | |
1661 | if (sa_xattr_packed == NULL) | |
1662 | return; | |
1663 | ||
1664 | error = sa_lookup(hdl, sa_attr_table[ZPL_DXATTR], | |
1665 | sa_xattr_packed, sa_xattr_size); | |
1666 | if (error) { | |
1667 | free(sa_xattr_packed); | |
1668 | return; | |
1669 | } | |
1670 | ||
1671 | error = nvlist_unpack(sa_xattr_packed, sa_xattr_size, &sa_xattr, 0); | |
1672 | if (error) { | |
1673 | free(sa_xattr_packed); | |
1674 | return; | |
1675 | } | |
1676 | ||
1677 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) | |
1678 | sa_xattr_entries++; | |
1679 | ||
1680 | (void) printf("\tSA xattrs: %d bytes, %d entries\n\n", | |
1681 | sa_xattr_size, sa_xattr_entries); | |
1682 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) { | |
1683 | uchar_t *value; | |
1684 | uint_t cnt, idx; | |
1685 | ||
1686 | (void) printf("\t\t%s = ", nvpair_name(elem)); | |
1687 | nvpair_value_byte_array(elem, &value, &cnt); | |
d1d7e268 | 1688 | for (idx = 0; idx < cnt; ++idx) { |
50210587 TC |
1689 | if (isprint(value[idx])) |
1690 | (void) putchar(value[idx]); | |
1691 | else | |
1692 | (void) printf("\\%3.3o", value[idx]); | |
1693 | } | |
1694 | (void) putchar('\n'); | |
1695 | } | |
1696 | ||
1697 | nvlist_free(sa_xattr); | |
1698 | free(sa_xattr_packed); | |
1699 | } | |
1700 | ||
34dc7c2f BB |
1701 | /*ARGSUSED*/ |
1702 | static void | |
1703 | dump_znode(objset_t *os, uint64_t object, void *data, size_t size) | |
1704 | { | |
34dc7c2f | 1705 | char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ |
428870ff BB |
1706 | sa_handle_t *hdl; |
1707 | uint64_t xattr, rdev, gen; | |
1708 | uint64_t uid, gid, mode, fsize, parent, links; | |
1709 | uint64_t pflags; | |
1710 | uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; | |
1711 | time_t z_crtime, z_atime, z_mtime, z_ctime; | |
1712 | sa_bulk_attr_t bulk[12]; | |
1713 | int idx = 0; | |
34dc7c2f BB |
1714 | int error; |
1715 | ||
428870ff BB |
1716 | if (!sa_loaded) { |
1717 | uint64_t sa_attrs = 0; | |
1718 | uint64_t version; | |
1719 | ||
1720 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZPL_VERSION_STR, | |
1721 | 8, 1, &version) == 0); | |
1722 | if (version >= ZPL_VERSION_SA) { | |
1723 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_SA_ATTRS, | |
1724 | 8, 1, &sa_attrs) == 0); | |
1725 | } | |
572e2857 BB |
1726 | if ((error = sa_setup(os, sa_attrs, zfs_attr_table, |
1727 | ZPL_END, &sa_attr_table)) != 0) { | |
1728 | (void) printf("sa_setup failed errno %d, can't " | |
1729 | "display znode contents\n", error); | |
1730 | return; | |
1731 | } | |
428870ff BB |
1732 | sa_loaded = B_TRUE; |
1733 | } | |
1734 | ||
1735 | if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { | |
1736 | (void) printf("Failed to get handle for SA znode\n"); | |
1737 | return; | |
1738 | } | |
1739 | ||
1740 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); | |
1741 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); | |
1742 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, | |
1743 | &links, 8); | |
1744 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); | |
1745 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, | |
1746 | &mode, 8); | |
1747 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], | |
1748 | NULL, &parent, 8); | |
1749 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, | |
1750 | &fsize, 8); | |
1751 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, | |
1752 | acctm, 16); | |
1753 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, | |
1754 | modtm, 16); | |
1755 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, | |
1756 | crtm, 16); | |
1757 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, | |
1758 | chgtm, 16); | |
1759 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, | |
1760 | &pflags, 8); | |
1761 | ||
1762 | if (sa_bulk_lookup(hdl, bulk, idx)) { | |
1763 | (void) sa_handle_destroy(hdl); | |
1764 | return; | |
1765 | } | |
34dc7c2f BB |
1766 | |
1767 | error = zfs_obj_to_path(os, object, path, sizeof (path)); | |
1768 | if (error != 0) { | |
1769 | (void) snprintf(path, sizeof (path), "\?\?\?<object#%llu>", | |
1770 | (u_longlong_t)object); | |
1771 | } | |
34dc7c2f BB |
1772 | if (dump_opt['d'] < 3) { |
1773 | (void) printf("\t%s\n", path); | |
428870ff | 1774 | (void) sa_handle_destroy(hdl); |
34dc7c2f BB |
1775 | return; |
1776 | } | |
1777 | ||
428870ff BB |
1778 | z_crtime = (time_t)crtm[0]; |
1779 | z_atime = (time_t)acctm[0]; | |
1780 | z_mtime = (time_t)modtm[0]; | |
1781 | z_ctime = (time_t)chgtm[0]; | |
34dc7c2f BB |
1782 | |
1783 | (void) printf("\tpath %s\n", path); | |
428870ff | 1784 | dump_uidgid(os, uid, gid); |
34dc7c2f BB |
1785 | (void) printf("\tatime %s", ctime(&z_atime)); |
1786 | (void) printf("\tmtime %s", ctime(&z_mtime)); | |
1787 | (void) printf("\tctime %s", ctime(&z_ctime)); | |
1788 | (void) printf("\tcrtime %s", ctime(&z_crtime)); | |
428870ff BB |
1789 | (void) printf("\tgen %llu\n", (u_longlong_t)gen); |
1790 | (void) printf("\tmode %llo\n", (u_longlong_t)mode); | |
1791 | (void) printf("\tsize %llu\n", (u_longlong_t)fsize); | |
1792 | (void) printf("\tparent %llu\n", (u_longlong_t)parent); | |
1793 | (void) printf("\tlinks %llu\n", (u_longlong_t)links); | |
1794 | (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); | |
1795 | if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, | |
1796 | sizeof (uint64_t)) == 0) | |
1797 | (void) printf("\txattr %llu\n", (u_longlong_t)xattr); | |
1798 | if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, | |
1799 | sizeof (uint64_t)) == 0) | |
1800 | (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); | |
50210587 | 1801 | dump_znode_sa_xattr(hdl); |
428870ff | 1802 | sa_handle_destroy(hdl); |
34dc7c2f BB |
1803 | } |
1804 | ||
1805 | /*ARGSUSED*/ | |
1806 | static void | |
1807 | dump_acl(objset_t *os, uint64_t object, void *data, size_t size) | |
1808 | { | |
1809 | } | |
1810 | ||
1811 | /*ARGSUSED*/ | |
1812 | static void | |
1813 | dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) | |
1814 | { | |
1815 | } | |
1816 | ||
428870ff | 1817 | static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { |
34dc7c2f BB |
1818 | dump_none, /* unallocated */ |
1819 | dump_zap, /* object directory */ | |
1820 | dump_uint64, /* object array */ | |
1821 | dump_none, /* packed nvlist */ | |
1822 | dump_packed_nvlist, /* packed nvlist size */ | |
252e1a54 MA |
1823 | dump_none, /* bpobj */ |
1824 | dump_bpobj, /* bpobj header */ | |
34dc7c2f BB |
1825 | dump_none, /* SPA space map header */ |
1826 | dump_none, /* SPA space map */ | |
1827 | dump_none, /* ZIL intent log */ | |
1828 | dump_dnode, /* DMU dnode */ | |
1829 | dump_dmu_objset, /* DMU objset */ | |
1830 | dump_dsl_dir, /* DSL directory */ | |
1831 | dump_zap, /* DSL directory child map */ | |
1832 | dump_zap, /* DSL dataset snap map */ | |
1833 | dump_zap, /* DSL props */ | |
1834 | dump_dsl_dataset, /* DSL dataset */ | |
1835 | dump_znode, /* ZFS znode */ | |
1836 | dump_acl, /* ZFS V0 ACL */ | |
1837 | dump_uint8, /* ZFS plain file */ | |
1838 | dump_zpldir, /* ZFS directory */ | |
1839 | dump_zap, /* ZFS master node */ | |
1840 | dump_zap, /* ZFS delete queue */ | |
1841 | dump_uint8, /* zvol object */ | |
1842 | dump_zap, /* zvol prop */ | |
1843 | dump_uint8, /* other uint8[] */ | |
1844 | dump_uint64, /* other uint64[] */ | |
1845 | dump_zap, /* other ZAP */ | |
1846 | dump_zap, /* persistent error log */ | |
1847 | dump_uint8, /* SPA history */ | |
6f1ffb06 | 1848 | dump_history_offsets, /* SPA history offsets */ |
34dc7c2f BB |
1849 | dump_zap, /* Pool properties */ |
1850 | dump_zap, /* DSL permissions */ | |
1851 | dump_acl, /* ZFS ACL */ | |
1852 | dump_uint8, /* ZFS SYSACL */ | |
1853 | dump_none, /* FUID nvlist */ | |
1854 | dump_packed_nvlist, /* FUID nvlist size */ | |
b128c09f BB |
1855 | dump_zap, /* DSL dataset next clones */ |
1856 | dump_zap, /* DSL scrub queue */ | |
9babb374 BB |
1857 | dump_zap, /* ZFS user/group used */ |
1858 | dump_zap, /* ZFS user/group quota */ | |
45d1cae3 | 1859 | dump_zap, /* snapshot refcount tags */ |
428870ff BB |
1860 | dump_ddt_zap, /* DDT ZAP object */ |
1861 | dump_zap, /* DDT statistics */ | |
1862 | dump_znode, /* SA object */ | |
1863 | dump_zap, /* SA Master Node */ | |
1864 | dump_sa_attrs, /* SA attribute registration */ | |
1865 | dump_sa_layouts, /* SA attribute layouts */ | |
1866 | dump_zap, /* DSL scrub translations */ | |
1867 | dump_none, /* fake dedup BP */ | |
1868 | dump_zap, /* deadlist */ | |
1869 | dump_none, /* deadlist hdr */ | |
1870 | dump_zap, /* dsl clones */ | |
252e1a54 | 1871 | dump_bpobj_subobjs, /* bpobj subobjs */ |
428870ff | 1872 | dump_unknown, /* Unknown type, must be last */ |
34dc7c2f BB |
1873 | }; |
1874 | ||
1875 | static void | |
1876 | dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header) | |
1877 | { | |
1878 | dmu_buf_t *db = NULL; | |
1879 | dmu_object_info_t doi; | |
1880 | dnode_t *dn; | |
1881 | void *bonus = NULL; | |
1882 | size_t bsize = 0; | |
50c957f7 | 1883 | char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; |
428870ff | 1884 | char bonus_size[32]; |
34dc7c2f BB |
1885 | char aux[50]; |
1886 | int error; | |
1887 | ||
1888 | if (*print_header) { | |
50c957f7 NB |
1889 | (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", |
1890 | "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", | |
1891 | "lsize", "%full", "type"); | |
34dc7c2f BB |
1892 | *print_header = 0; |
1893 | } | |
1894 | ||
1895 | if (object == 0) { | |
572e2857 | 1896 | dn = DMU_META_DNODE(os); |
34dc7c2f BB |
1897 | } else { |
1898 | error = dmu_bonus_hold(os, object, FTAG, &db); | |
1899 | if (error) | |
1900 | fatal("dmu_bonus_hold(%llu) failed, errno %u", | |
1901 | object, error); | |
1902 | bonus = db->db_data; | |
1903 | bsize = db->db_size; | |
572e2857 | 1904 | dn = DB_DNODE((dmu_buf_impl_t *)db); |
34dc7c2f BB |
1905 | } |
1906 | dmu_object_info_from_dnode(dn, &doi); | |
1907 | ||
428870ff BB |
1908 | zdb_nicenum(doi.doi_metadata_block_size, iblk); |
1909 | zdb_nicenum(doi.doi_data_block_size, dblk); | |
1910 | zdb_nicenum(doi.doi_max_offset, lsize); | |
1911 | zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize); | |
1912 | zdb_nicenum(doi.doi_bonus_size, bonus_size); | |
50c957f7 | 1913 | zdb_nicenum(doi.doi_dnodesize, dnsize); |
428870ff BB |
1914 | (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * |
1915 | doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / | |
1916 | doi.doi_max_offset); | |
34dc7c2f BB |
1917 | |
1918 | aux[0] = '\0'; | |
1919 | ||
1920 | if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { | |
1921 | (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", | |
428870ff | 1922 | ZDB_CHECKSUM_NAME(doi.doi_checksum)); |
34dc7c2f BB |
1923 | } |
1924 | ||
1925 | if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { | |
1926 | (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", | |
428870ff | 1927 | ZDB_COMPRESS_NAME(doi.doi_compress)); |
34dc7c2f BB |
1928 | } |
1929 | ||
50c957f7 | 1930 | (void) printf("%10lld %3u %5s %5s %5s %6s %5s %6s %s%s\n", |
428870ff | 1931 | (u_longlong_t)object, doi.doi_indirection, iblk, dblk, |
50c957f7 | 1932 | asize, dnsize, lsize, fill, ZDB_OT_NAME(doi.doi_type), aux); |
34dc7c2f BB |
1933 | |
1934 | if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { | |
50c957f7 NB |
1935 | (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", |
1936 | "", "", "", "", "", "", bonus_size, "bonus", | |
428870ff | 1937 | ZDB_OT_NAME(doi.doi_bonus_type)); |
34dc7c2f BB |
1938 | } |
1939 | ||
1940 | if (verbosity >= 4) { | |
428870ff | 1941 | (void) printf("\tdnode flags: %s%s%s\n", |
9babb374 BB |
1942 | (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? |
1943 | "USED_BYTES " : "", | |
1944 | (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? | |
428870ff BB |
1945 | "USERUSED_ACCOUNTED " : "", |
1946 | (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? | |
1947 | "SPILL_BLKPTR" : ""); | |
9babb374 BB |
1948 | (void) printf("\tdnode maxblkid: %llu\n", |
1949 | (longlong_t)dn->dn_phys->dn_maxblkid); | |
1950 | ||
428870ff BB |
1951 | object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object, |
1952 | bonus, bsize); | |
1953 | object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0); | |
34dc7c2f BB |
1954 | *print_header = 1; |
1955 | } | |
1956 | ||
1957 | if (verbosity >= 5) | |
b128c09f | 1958 | dump_indirect(dn); |
34dc7c2f BB |
1959 | |
1960 | if (verbosity >= 5) { | |
1961 | /* | |
1962 | * Report the list of segments that comprise the object. | |
1963 | */ | |
1964 | uint64_t start = 0; | |
1965 | uint64_t end; | |
1966 | uint64_t blkfill = 1; | |
1967 | int minlvl = 1; | |
1968 | ||
1969 | if (dn->dn_type == DMU_OT_DNODE) { | |
1970 | minlvl = 0; | |
1971 | blkfill = DNODES_PER_BLOCK; | |
1972 | } | |
1973 | ||
1974 | for (;;) { | |
428870ff | 1975 | char segsize[32]; |
b128c09f BB |
1976 | error = dnode_next_offset(dn, |
1977 | 0, &start, minlvl, blkfill, 0); | |
34dc7c2f BB |
1978 | if (error) |
1979 | break; | |
1980 | end = start; | |
b128c09f BB |
1981 | error = dnode_next_offset(dn, |
1982 | DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); | |
428870ff | 1983 | zdb_nicenum(end - start, segsize); |
34dc7c2f BB |
1984 | (void) printf("\t\tsegment [%016llx, %016llx)" |
1985 | " size %5s\n", (u_longlong_t)start, | |
1986 | (u_longlong_t)end, segsize); | |
1987 | if (error) | |
1988 | break; | |
1989 | start = end; | |
1990 | } | |
1991 | } | |
1992 | ||
1993 | if (db != NULL) | |
1994 | dmu_buf_rele(db, FTAG); | |
1995 | } | |
1996 | ||
1997 | static char *objset_types[DMU_OST_NUMTYPES] = { | |
1998 | "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; | |
1999 | ||
2000 | static void | |
2001 | dump_dir(objset_t *os) | |
2002 | { | |
2003 | dmu_objset_stats_t dds; | |
2004 | uint64_t object, object_count; | |
2005 | uint64_t refdbytes, usedobjs, scratch; | |
428870ff | 2006 | char numbuf[32]; |
9babb374 | 2007 | char blkbuf[BP_SPRINTF_LEN + 20]; |
34dc7c2f BB |
2008 | char osname[MAXNAMELEN]; |
2009 | char *type = "UNKNOWN"; | |
2010 | int verbosity = dump_opt['d']; | |
2011 | int print_header = 1; | |
2012 | int i, error; | |
2013 | ||
13fe0198 | 2014 | dsl_pool_config_enter(dmu_objset_pool(os), FTAG); |
34dc7c2f | 2015 | dmu_objset_fast_stat(os, &dds); |
13fe0198 | 2016 | dsl_pool_config_exit(dmu_objset_pool(os), FTAG); |
34dc7c2f BB |
2017 | |
2018 | if (dds.dds_type < DMU_OST_NUMTYPES) | |
2019 | type = objset_types[dds.dds_type]; | |
2020 | ||
2021 | if (dds.dds_type == DMU_OST_META) { | |
2022 | dds.dds_creation_txg = TXG_INITIAL; | |
9b67f605 | 2023 | usedobjs = BP_GET_FILL(os->os_rootbp); |
d683ddbb JG |
2024 | refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> |
2025 | dd_used_bytes; | |
34dc7c2f BB |
2026 | } else { |
2027 | dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); | |
2028 | } | |
2029 | ||
9b67f605 | 2030 | ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); |
34dc7c2f | 2031 | |
428870ff | 2032 | zdb_nicenum(refdbytes, numbuf); |
34dc7c2f BB |
2033 | |
2034 | if (verbosity >= 4) { | |
b0bc7a84 MG |
2035 | (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); |
2036 | (void) snprintf_blkptr(blkbuf + strlen(blkbuf), | |
2037 | sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); | |
34dc7c2f BB |
2038 | } else { |
2039 | blkbuf[0] = '\0'; | |
2040 | } | |
2041 | ||
2042 | dmu_objset_name(os, osname); | |
2043 | ||
2044 | (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " | |
2045 | "%s, %llu objects%s\n", | |
2046 | osname, type, (u_longlong_t)dmu_objset_id(os), | |
2047 | (u_longlong_t)dds.dds_creation_txg, | |
2048 | numbuf, (u_longlong_t)usedobjs, blkbuf); | |
2049 | ||
34dc7c2f BB |
2050 | if (zopt_objects != 0) { |
2051 | for (i = 0; i < zopt_objects; i++) | |
2052 | dump_object(os, zopt_object[i], verbosity, | |
2053 | &print_header); | |
2054 | (void) printf("\n"); | |
2055 | return; | |
2056 | } | |
2057 | ||
428870ff BB |
2058 | if (dump_opt['i'] != 0 || verbosity >= 2) |
2059 | dump_intent_log(dmu_objset_zil(os)); | |
2060 | ||
2061 | if (dmu_objset_ds(os) != NULL) | |
2062 | dump_deadlist(&dmu_objset_ds(os)->ds_deadlist); | |
2063 | ||
2064 | if (verbosity < 2) | |
2065 | return; | |
2066 | ||
b0bc7a84 | 2067 | if (BP_IS_HOLE(os->os_rootbp)) |
428870ff BB |
2068 | return; |
2069 | ||
34dc7c2f | 2070 | dump_object(os, 0, verbosity, &print_header); |
9babb374 | 2071 | object_count = 0; |
572e2857 BB |
2072 | if (DMU_USERUSED_DNODE(os) != NULL && |
2073 | DMU_USERUSED_DNODE(os)->dn_type != 0) { | |
9babb374 BB |
2074 | dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header); |
2075 | dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header); | |
2076 | } | |
34dc7c2f BB |
2077 | |
2078 | object = 0; | |
2079 | while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { | |
2080 | dump_object(os, object, verbosity, &print_header); | |
2081 | object_count++; | |
2082 | } | |
2083 | ||
2084 | ASSERT3U(object_count, ==, usedobjs); | |
2085 | ||
2086 | (void) printf("\n"); | |
2087 | ||
9babb374 BB |
2088 | if (error != ESRCH) { |
2089 | (void) fprintf(stderr, "dmu_object_next() = %d\n", error); | |
2090 | abort(); | |
2091 | } | |
34dc7c2f BB |
2092 | } |
2093 | ||
2094 | static void | |
428870ff | 2095 | dump_uberblock(uberblock_t *ub, const char *header, const char *footer) |
34dc7c2f BB |
2096 | { |
2097 | time_t timestamp = ub->ub_timestamp; | |
2098 | ||
0e5b68e0 | 2099 | (void) printf("%s", header ? header : ""); |
34dc7c2f BB |
2100 | (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); |
2101 | (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); | |
2102 | (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); | |
2103 | (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); | |
2104 | (void) printf("\ttimestamp = %llu UTC = %s", | |
2105 | (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); | |
2106 | if (dump_opt['u'] >= 3) { | |
2107 | char blkbuf[BP_SPRINTF_LEN]; | |
b0bc7a84 | 2108 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); |
34dc7c2f BB |
2109 | (void) printf("\trootbp = %s\n", blkbuf); |
2110 | } | |
0e5b68e0 | 2111 | (void) printf("%s", footer ? footer : ""); |
34dc7c2f BB |
2112 | } |
2113 | ||
2114 | static void | |
428870ff | 2115 | dump_config(spa_t *spa) |
34dc7c2f | 2116 | { |
428870ff BB |
2117 | dmu_buf_t *db; |
2118 | size_t nvsize = 0; | |
2119 | int error = 0; | |
34dc7c2f | 2120 | |
34dc7c2f | 2121 | |
428870ff BB |
2122 | error = dmu_bonus_hold(spa->spa_meta_objset, |
2123 | spa->spa_config_object, FTAG, &db); | |
2124 | ||
2125 | if (error == 0) { | |
2126 | nvsize = *(uint64_t *)db->db_data; | |
2127 | dmu_buf_rele(db, FTAG); | |
2128 | ||
2129 | (void) printf("\nMOS Configuration:\n"); | |
2130 | dump_packed_nvlist(spa->spa_meta_objset, | |
2131 | spa->spa_config_object, (void *)&nvsize, 1); | |
2132 | } else { | |
2133 | (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", | |
2134 | (u_longlong_t)spa->spa_config_object, error); | |
2135 | } | |
2136 | } | |
2137 | ||
2138 | static void | |
b128c09f BB |
2139 | dump_cachefile(const char *cachefile) |
2140 | { | |
2141 | int fd; | |
2142 | struct stat64 statbuf; | |
2143 | char *buf; | |
2144 | nvlist_t *config; | |
2145 | ||
2146 | if ((fd = open64(cachefile, O_RDONLY)) < 0) { | |
2147 | (void) printf("cannot open '%s': %s\n", cachefile, | |
2148 | strerror(errno)); | |
2149 | exit(1); | |
2150 | } | |
2151 | ||
2152 | if (fstat64(fd, &statbuf) != 0) { | |
2153 | (void) printf("failed to stat '%s': %s\n", cachefile, | |
2154 | strerror(errno)); | |
2155 | exit(1); | |
2156 | } | |
2157 | ||
2158 | if ((buf = malloc(statbuf.st_size)) == NULL) { | |
2159 | (void) fprintf(stderr, "failed to allocate %llu bytes\n", | |
2160 | (u_longlong_t)statbuf.st_size); | |
2161 | exit(1); | |
2162 | } | |
2163 | ||
2164 | if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { | |
2165 | (void) fprintf(stderr, "failed to read %llu bytes\n", | |
2166 | (u_longlong_t)statbuf.st_size); | |
2167 | exit(1); | |
2168 | } | |
2169 | ||
2170 | (void) close(fd); | |
2171 | ||
2172 | if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { | |
2173 | (void) fprintf(stderr, "failed to unpack nvlist\n"); | |
2174 | exit(1); | |
2175 | } | |
2176 | ||
2177 | free(buf); | |
2178 | ||
2179 | dump_nvlist(config, 0); | |
2180 | ||
2181 | nvlist_free(config); | |
2182 | } | |
2183 | ||
428870ff BB |
2184 | #define ZDB_MAX_UB_HEADER_SIZE 32 |
2185 | ||
2186 | static void | |
2187 | dump_label_uberblocks(vdev_label_t *lbl, uint64_t ashift) | |
2188 | { | |
2189 | vdev_t vd; | |
2190 | vdev_t *vdp = &vd; | |
2191 | char header[ZDB_MAX_UB_HEADER_SIZE]; | |
d6320ddb | 2192 | int i; |
428870ff BB |
2193 | |
2194 | vd.vdev_ashift = ashift; | |
2195 | vdp->vdev_top = vdp; | |
2196 | ||
d6320ddb | 2197 | for (i = 0; i < VDEV_UBERBLOCK_COUNT(vdp); i++) { |
428870ff BB |
2198 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(vdp, i); |
2199 | uberblock_t *ub = (void *)((char *)lbl + uoff); | |
2200 | ||
2201 | if (uberblock_verify(ub)) | |
2202 | continue; | |
2203 | (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, | |
2204 | "Uberblock[%d]\n", i); | |
2205 | dump_uberblock(ub, header, ""); | |
2206 | } | |
2207 | } | |
2208 | ||
34dc7c2f BB |
2209 | static void |
2210 | dump_label(const char *dev) | |
2211 | { | |
2212 | int fd; | |
2213 | vdev_label_t label; | |
428870ff | 2214 | char *path, *buf = label.vl_vdev_phys.vp_nvlist; |
34dc7c2f BB |
2215 | size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist); |
2216 | struct stat64 statbuf; | |
428870ff BB |
2217 | uint64_t psize, ashift; |
2218 | int len = strlen(dev) + 1; | |
d6320ddb | 2219 | int l; |
34dc7c2f | 2220 | |
428870ff BB |
2221 | if (strncmp(dev, "/dev/dsk/", 9) == 0) { |
2222 | len++; | |
2223 | path = malloc(len); | |
2224 | (void) snprintf(path, len, "%s%s", "/dev/rdsk/", dev + 9); | |
2225 | } else { | |
2226 | path = strdup(dev); | |
2227 | } | |
2228 | ||
2229 | if ((fd = open64(path, O_RDONLY)) < 0) { | |
2230 | (void) printf("cannot open '%s': %s\n", path, strerror(errno)); | |
2231 | free(path); | |
34dc7c2f BB |
2232 | exit(1); |
2233 | } | |
2234 | ||
8d4e8140 | 2235 | if (fstat64_blk(fd, &statbuf) != 0) { |
428870ff | 2236 | (void) printf("failed to stat '%s': %s\n", path, |
34dc7c2f | 2237 | strerror(errno)); |
428870ff BB |
2238 | free(path); |
2239 | (void) close(fd); | |
2240 | exit(1); | |
2241 | } | |
2242 | ||
34dc7c2f BB |
2243 | psize = statbuf.st_size; |
2244 | psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); | |
2245 | ||
d6320ddb | 2246 | for (l = 0; l < VDEV_LABELS; l++) { |
34dc7c2f BB |
2247 | nvlist_t *config = NULL; |
2248 | ||
2249 | (void) printf("--------------------------------------------\n"); | |
2250 | (void) printf("LABEL %d\n", l); | |
2251 | (void) printf("--------------------------------------------\n"); | |
2252 | ||
2253 | if (pread64(fd, &label, sizeof (label), | |
2254 | vdev_label_offset(psize, l, 0)) != sizeof (label)) { | |
2255 | (void) printf("failed to read label %d\n", l); | |
2256 | continue; | |
2257 | } | |
2258 | ||
2259 | if (nvlist_unpack(buf, buflen, &config, 0) != 0) { | |
2260 | (void) printf("failed to unpack label %d\n", l); | |
428870ff BB |
2261 | ashift = SPA_MINBLOCKSHIFT; |
2262 | } else { | |
2263 | nvlist_t *vdev_tree = NULL; | |
2264 | ||
2265 | dump_nvlist(config, 4); | |
2266 | if ((nvlist_lookup_nvlist(config, | |
2267 | ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || | |
2268 | (nvlist_lookup_uint64(vdev_tree, | |
2269 | ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) | |
2270 | ashift = SPA_MINBLOCKSHIFT; | |
2271 | nvlist_free(config); | |
34dc7c2f | 2272 | } |
428870ff BB |
2273 | if (dump_opt['u']) |
2274 | dump_label_uberblocks(&label, ashift); | |
34dc7c2f | 2275 | } |
428870ff BB |
2276 | |
2277 | free(path); | |
2278 | (void) close(fd); | |
34dc7c2f BB |
2279 | } |
2280 | ||
241b5415 | 2281 | static uint64_t dataset_feature_count[SPA_FEATURES]; |
f1512ee6 | 2282 | |
34dc7c2f BB |
2283 | /*ARGSUSED*/ |
2284 | static int | |
428870ff | 2285 | dump_one_dir(const char *dsname, void *arg) |
34dc7c2f BB |
2286 | { |
2287 | int error; | |
2288 | objset_t *os; | |
241b5415 | 2289 | spa_feature_t f; |
34dc7c2f | 2290 | |
428870ff | 2291 | error = dmu_objset_own(dsname, DMU_OST_ANY, B_TRUE, FTAG, &os); |
34dc7c2f | 2292 | if (error) { |
428870ff | 2293 | (void) printf("Could not open %s, error %d\n", dsname, error); |
34dc7c2f BB |
2294 | return (0); |
2295 | } | |
241b5415 MA |
2296 | |
2297 | for (f = 0; f < SPA_FEATURES; f++) { | |
2298 | if (!dmu_objset_ds(os)->ds_feature_inuse[f]) | |
2299 | continue; | |
2300 | ASSERT(spa_feature_table[f].fi_flags & | |
2301 | ZFEATURE_FLAG_PER_DATASET); | |
2302 | dataset_feature_count[f]++; | |
2303 | } | |
2304 | ||
34dc7c2f | 2305 | dump_dir(os); |
428870ff | 2306 | dmu_objset_disown(os, FTAG); |
34dc7c2f | 2307 | fuid_table_destroy(); |
428870ff | 2308 | sa_loaded = B_FALSE; |
34dc7c2f BB |
2309 | return (0); |
2310 | } | |
2311 | ||
34dc7c2f | 2312 | /* |
428870ff | 2313 | * Block statistics. |
34dc7c2f | 2314 | */ |
f1512ee6 | 2315 | #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) |
34dc7c2f | 2316 | typedef struct zdb_blkstats { |
d5869641 MA |
2317 | uint64_t zb_asize; |
2318 | uint64_t zb_lsize; | |
2319 | uint64_t zb_psize; | |
2320 | uint64_t zb_count; | |
83017311 MA |
2321 | uint64_t zb_gangs; |
2322 | uint64_t zb_ditto_samevdev; | |
d5869641 | 2323 | uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; |
34dc7c2f BB |
2324 | } zdb_blkstats_t; |
2325 | ||
428870ff BB |
2326 | /* |
2327 | * Extended object types to report deferred frees and dedup auto-ditto blocks. | |
2328 | */ | |
2329 | #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) | |
2330 | #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) | |
9ae529ec CS |
2331 | #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) |
2332 | #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) | |
428870ff BB |
2333 | |
2334 | static char *zdb_ot_extname[] = { | |
2335 | "deferred free", | |
2336 | "dedup ditto", | |
9ae529ec | 2337 | "other", |
428870ff BB |
2338 | "Total", |
2339 | }; | |
34dc7c2f | 2340 | |
b128c09f | 2341 | #define ZB_TOTAL DN_MAX_LEVELS |
34dc7c2f BB |
2342 | |
2343 | typedef struct zdb_cb { | |
428870ff BB |
2344 | zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; |
2345 | uint64_t zcb_dedup_asize; | |
2346 | uint64_t zcb_dedup_blocks; | |
9b67f605 MA |
2347 | uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; |
2348 | uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] | |
2349 | [BPE_PAYLOAD_SIZE]; | |
d5869641 MA |
2350 | uint64_t zcb_start; |
2351 | uint64_t zcb_lastprint; | |
2352 | uint64_t zcb_totalasize; | |
34dc7c2f | 2353 | uint64_t zcb_errors[256]; |
34dc7c2f BB |
2354 | int zcb_readfails; |
2355 | int zcb_haderrors; | |
428870ff | 2356 | spa_t *zcb_spa; |
34dc7c2f BB |
2357 | } zdb_cb_t; |
2358 | ||
2359 | static void | |
428870ff BB |
2360 | zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, |
2361 | dmu_object_type_t type) | |
34dc7c2f | 2362 | { |
428870ff | 2363 | uint64_t refcnt = 0; |
d6320ddb | 2364 | int i; |
428870ff BB |
2365 | |
2366 | ASSERT(type < ZDB_OT_TOTAL); | |
2367 | ||
2368 | if (zilog && zil_bp_tree_add(zilog, bp) != 0) | |
2369 | return; | |
2370 | ||
d6320ddb | 2371 | for (i = 0; i < 4; i++) { |
34dc7c2f | 2372 | int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; |
428870ff | 2373 | int t = (i & 1) ? type : ZDB_OT_TOTAL; |
83017311 | 2374 | int equal; |
34dc7c2f BB |
2375 | zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; |
2376 | ||
2377 | zb->zb_asize += BP_GET_ASIZE(bp); | |
2378 | zb->zb_lsize += BP_GET_LSIZE(bp); | |
2379 | zb->zb_psize += BP_GET_PSIZE(bp); | |
2380 | zb->zb_count++; | |
f1512ee6 MA |
2381 | |
2382 | /* | |
2383 | * The histogram is only big enough to record blocks up to | |
2384 | * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, | |
2385 | * "other", bucket. | |
2386 | */ | |
2387 | int idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; | |
2388 | idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); | |
2389 | zb->zb_psize_histogram[idx]++; | |
83017311 MA |
2390 | |
2391 | zb->zb_gangs += BP_COUNT_GANG(bp); | |
2392 | ||
2393 | switch (BP_GET_NDVAS(bp)) { | |
2394 | case 2: | |
2395 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2396 | DVA_GET_VDEV(&bp->blk_dva[1])) | |
2397 | zb->zb_ditto_samevdev++; | |
2398 | break; | |
2399 | case 3: | |
2400 | equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2401 | DVA_GET_VDEV(&bp->blk_dva[1])) + | |
2402 | (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2403 | DVA_GET_VDEV(&bp->blk_dva[2])) + | |
2404 | (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
2405 | DVA_GET_VDEV(&bp->blk_dva[2])); | |
2406 | if (equal != 0) | |
2407 | zb->zb_ditto_samevdev++; | |
2408 | break; | |
2409 | } | |
2410 | ||
34dc7c2f BB |
2411 | } |
2412 | ||
9b67f605 MA |
2413 | if (BP_IS_EMBEDDED(bp)) { |
2414 | zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; | |
2415 | zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] | |
2416 | [BPE_GET_PSIZE(bp)]++; | |
2417 | return; | |
2418 | } | |
2419 | ||
428870ff BB |
2420 | if (dump_opt['L']) |
2421 | return; | |
2422 | ||
2423 | if (BP_GET_DEDUP(bp)) { | |
2424 | ddt_t *ddt; | |
2425 | ddt_entry_t *dde; | |
2426 | ||
2427 | ddt = ddt_select(zcb->zcb_spa, bp); | |
2428 | ddt_enter(ddt); | |
2429 | dde = ddt_lookup(ddt, bp, B_FALSE); | |
2430 | ||
2431 | if (dde == NULL) { | |
2432 | refcnt = 0; | |
2433 | } else { | |
2434 | ddt_phys_t *ddp = ddt_phys_select(dde, bp); | |
2435 | ddt_phys_decref(ddp); | |
2436 | refcnt = ddp->ddp_refcnt; | |
2437 | if (ddt_phys_total_refcnt(dde) == 0) | |
2438 | ddt_remove(ddt, dde); | |
34dc7c2f | 2439 | } |
428870ff | 2440 | ddt_exit(ddt); |
34dc7c2f BB |
2441 | } |
2442 | ||
428870ff BB |
2443 | VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, |
2444 | refcnt ? 0 : spa_first_txg(zcb->zcb_spa), | |
2445 | bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); | |
34dc7c2f BB |
2446 | } |
2447 | ||
5853fe79 GW |
2448 | static void |
2449 | zdb_blkptr_done(zio_t *zio) | |
2450 | { | |
2451 | spa_t *spa = zio->io_spa; | |
2452 | blkptr_t *bp = zio->io_bp; | |
2453 | int ioerr = zio->io_error; | |
2454 | zdb_cb_t *zcb = zio->io_private; | |
5dbd68a3 | 2455 | zbookmark_phys_t *zb = &zio->io_bookmark; |
5853fe79 GW |
2456 | |
2457 | zio_data_buf_free(zio->io_data, zio->io_size); | |
2458 | ||
2459 | mutex_enter(&spa->spa_scrub_lock); | |
2460 | spa->spa_scrub_inflight--; | |
2461 | cv_broadcast(&spa->spa_scrub_io_cv); | |
2462 | ||
2463 | if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { | |
2464 | char blkbuf[BP_SPRINTF_LEN]; | |
2465 | ||
2466 | zcb->zcb_haderrors = 1; | |
2467 | zcb->zcb_errors[ioerr]++; | |
2468 | ||
2469 | if (dump_opt['b'] >= 2) | |
b0bc7a84 | 2470 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
5853fe79 GW |
2471 | else |
2472 | blkbuf[0] = '\0'; | |
2473 | ||
2474 | (void) printf("zdb_blkptr_cb: " | |
2475 | "Got error %d reading " | |
2476 | "<%llu, %llu, %lld, %llx> %s -- skipping\n", | |
2477 | ioerr, | |
2478 | (u_longlong_t)zb->zb_objset, | |
2479 | (u_longlong_t)zb->zb_object, | |
2480 | (u_longlong_t)zb->zb_level, | |
2481 | (u_longlong_t)zb->zb_blkid, | |
2482 | blkbuf); | |
2483 | } | |
2484 | mutex_exit(&spa->spa_scrub_lock); | |
2485 | } | |
2486 | ||
34dc7c2f | 2487 | static int |
294f6806 | 2488 | zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, |
5dbd68a3 | 2489 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
34dc7c2f | 2490 | { |
34dc7c2f | 2491 | zdb_cb_t *zcb = arg; |
9babb374 | 2492 | dmu_object_type_t type; |
428870ff | 2493 | boolean_t is_metadata; |
34dc7c2f | 2494 | |
fcff0f35 PD |
2495 | if (bp == NULL) |
2496 | return (0); | |
2497 | ||
b0bc7a84 MG |
2498 | if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { |
2499 | char blkbuf[BP_SPRINTF_LEN]; | |
2500 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); | |
2501 | (void) printf("objset %llu object %llu " | |
2502 | "level %lld offset 0x%llx %s\n", | |
2503 | (u_longlong_t)zb->zb_objset, | |
2504 | (u_longlong_t)zb->zb_object, | |
2505 | (longlong_t)zb->zb_level, | |
2506 | (u_longlong_t)blkid2offset(dnp, bp, zb), | |
2507 | blkbuf); | |
2508 | } | |
2509 | ||
2510 | if (BP_IS_HOLE(bp)) | |
b128c09f BB |
2511 | return (0); |
2512 | ||
9babb374 BB |
2513 | type = BP_GET_TYPE(bp); |
2514 | ||
9ae529ec CS |
2515 | zdb_count_block(zcb, zilog, bp, |
2516 | (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); | |
b128c09f | 2517 | |
9ae529ec | 2518 | is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); |
428870ff | 2519 | |
9b67f605 MA |
2520 | if (!BP_IS_EMBEDDED(bp) && |
2521 | (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { | |
428870ff | 2522 | size_t size = BP_GET_PSIZE(bp); |
5853fe79 | 2523 | void *data = zio_data_buf_alloc(size); |
428870ff | 2524 | int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; |
9babb374 | 2525 | |
428870ff BB |
2526 | /* If it's an intent log block, failure is expected. */ |
2527 | if (zb->zb_level == ZB_ZIL_LEVEL) | |
2528 | flags |= ZIO_FLAG_SPECULATIVE; | |
b128c09f | 2529 | |
5853fe79 GW |
2530 | mutex_enter(&spa->spa_scrub_lock); |
2531 | while (spa->spa_scrub_inflight > max_inflight) | |
2532 | cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); | |
2533 | spa->spa_scrub_inflight++; | |
2534 | mutex_exit(&spa->spa_scrub_lock); | |
428870ff | 2535 | |
5853fe79 GW |
2536 | zio_nowait(zio_read(NULL, spa, bp, data, size, |
2537 | zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); | |
34dc7c2f BB |
2538 | } |
2539 | ||
2540 | zcb->zcb_readfails = 0; | |
2541 | ||
e5fd1dd6 MA |
2542 | /* only call gethrtime() every 100 blocks */ |
2543 | static int iters; | |
2544 | if (++iters > 100) | |
2545 | iters = 0; | |
2546 | else | |
2547 | return (0); | |
2548 | ||
2549 | if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { | |
d5869641 MA |
2550 | uint64_t now = gethrtime(); |
2551 | char buf[10]; | |
2552 | uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; | |
2553 | int kb_per_sec = | |
2554 | 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); | |
2555 | int sec_remaining = | |
2556 | (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; | |
2557 | ||
2558 | zfs_nicenum(bytes, buf, sizeof (buf)); | |
2559 | (void) fprintf(stderr, | |
2560 | "\r%5s completed (%4dMB/s) " | |
2561 | "estimated time remaining: %uhr %02umin %02usec ", | |
2562 | buf, kb_per_sec / 1024, | |
2563 | sec_remaining / 60 / 60, | |
2564 | sec_remaining / 60 % 60, | |
2565 | sec_remaining % 60); | |
2566 | ||
2567 | zcb->zcb_lastprint = now; | |
2568 | } | |
2569 | ||
34dc7c2f BB |
2570 | return (0); |
2571 | } | |
2572 | ||
428870ff | 2573 | static void |
93cf2076 | 2574 | zdb_leak(void *arg, uint64_t start, uint64_t size) |
428870ff | 2575 | { |
93cf2076 | 2576 | vdev_t *vd = arg; |
428870ff BB |
2577 | |
2578 | (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", | |
2579 | (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); | |
2580 | } | |
2581 | ||
93cf2076 | 2582 | static metaslab_ops_t zdb_metaslab_ops = { |
f3a7f661 | 2583 | NULL /* alloc */ |
428870ff BB |
2584 | }; |
2585 | ||
2586 | static void | |
2587 | zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
2588 | { | |
2589 | ddt_bookmark_t ddb = { 0 }; | |
2590 | ddt_entry_t dde; | |
2591 | int error; | |
d6320ddb | 2592 | int p; |
428870ff BB |
2593 | |
2594 | while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { | |
2595 | blkptr_t blk; | |
2596 | ddt_phys_t *ddp = dde.dde_phys; | |
2597 | ||
2598 | if (ddb.ddb_class == DDT_CLASS_UNIQUE) | |
2599 | return; | |
2600 | ||
2601 | ASSERT(ddt_phys_total_refcnt(&dde) > 1); | |
2602 | ||
d6320ddb | 2603 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
2604 | if (ddp->ddp_phys_birth == 0) |
2605 | continue; | |
2606 | ddt_bp_create(ddb.ddb_checksum, | |
2607 | &dde.dde_key, ddp, &blk); | |
2608 | if (p == DDT_PHYS_DITTO) { | |
2609 | zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); | |
2610 | } else { | |
2611 | zcb->zcb_dedup_asize += | |
2612 | BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); | |
2613 | zcb->zcb_dedup_blocks++; | |
2614 | } | |
2615 | } | |
2616 | if (!dump_opt['L']) { | |
2617 | ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; | |
2618 | ddt_enter(ddt); | |
2619 | VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); | |
2620 | ddt_exit(ddt); | |
2621 | } | |
2622 | } | |
2623 | ||
2624 | ASSERT(error == ENOENT); | |
2625 | } | |
2626 | ||
2627 | static void | |
2628 | zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
2629 | { | |
2630 | zcb->zcb_spa = spa; | |
0ec07248 | 2631 | uint64_t c, m; |
428870ff BB |
2632 | |
2633 | if (!dump_opt['L']) { | |
2634 | vdev_t *rvd = spa->spa_root_vdev; | |
d6320ddb | 2635 | for (c = 0; c < rvd->vdev_children; c++) { |
428870ff | 2636 | vdev_t *vd = rvd->vdev_child[c]; |
d6320ddb | 2637 | for (m = 0; m < vd->vdev_ms_count; m++) { |
428870ff BB |
2638 | metaslab_t *msp = vd->vdev_ms[m]; |
2639 | mutex_enter(&msp->ms_lock); | |
93cf2076 GW |
2640 | metaslab_unload(msp); |
2641 | ||
2642 | /* | |
2643 | * For leak detection, we overload the metaslab | |
2644 | * ms_tree to contain allocated segments | |
2645 | * instead of free segments. As a result, | |
2646 | * we can't use the normal metaslab_load/unload | |
2647 | * interfaces. | |
2648 | */ | |
2649 | if (msp->ms_sm != NULL) { | |
0ec07248 MA |
2650 | (void) fprintf(stderr, |
2651 | "\rloading space map for " | |
2652 | "vdev %llu of %llu, " | |
2653 | "metaslab %llu of %llu ...", | |
2654 | (longlong_t)c, | |
2655 | (longlong_t)rvd->vdev_children, | |
2656 | (longlong_t)m, | |
2657 | (longlong_t)vd->vdev_ms_count); | |
2658 | ||
93cf2076 | 2659 | msp->ms_ops = &zdb_metaslab_ops; |
e5fd1dd6 MA |
2660 | |
2661 | /* | |
2662 | * We don't want to spend the CPU | |
2663 | * manipulating the size-ordered | |
2664 | * tree, so clear the range_tree | |
2665 | * ops. | |
2666 | */ | |
2667 | msp->ms_tree->rt_ops = NULL; | |
93cf2076 GW |
2668 | VERIFY0(space_map_load(msp->ms_sm, |
2669 | msp->ms_tree, SM_ALLOC)); | |
2670 | msp->ms_loaded = B_TRUE; | |
2671 | } | |
428870ff BB |
2672 | mutex_exit(&msp->ms_lock); |
2673 | } | |
2674 | } | |
0ec07248 | 2675 | (void) fprintf(stderr, "\n"); |
428870ff BB |
2676 | } |
2677 | ||
2678 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
2679 | ||
2680 | zdb_ddt_leak_init(spa, zcb); | |
2681 | ||
2682 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
2683 | } | |
2684 | ||
2685 | static void | |
2686 | zdb_leak_fini(spa_t *spa) | |
2687 | { | |
d6320ddb BB |
2688 | int c, m; |
2689 | ||
428870ff BB |
2690 | if (!dump_opt['L']) { |
2691 | vdev_t *rvd = spa->spa_root_vdev; | |
d6320ddb | 2692 | for (c = 0; c < rvd->vdev_children; c++) { |
428870ff | 2693 | vdev_t *vd = rvd->vdev_child[c]; |
d6320ddb | 2694 | for (m = 0; m < vd->vdev_ms_count; m++) { |
428870ff BB |
2695 | metaslab_t *msp = vd->vdev_ms[m]; |
2696 | mutex_enter(&msp->ms_lock); | |
93cf2076 GW |
2697 | |
2698 | /* | |
2699 | * The ms_tree has been overloaded to | |
2700 | * contain allocated segments. Now that we | |
2701 | * finished traversing all blocks, any | |
2702 | * block that remains in the ms_tree | |
2703 | * represents an allocated block that we | |
2704 | * did not claim during the traversal. | |
2705 | * Claimed blocks would have been removed | |
2706 | * from the ms_tree. | |
2707 | */ | |
2708 | range_tree_vacate(msp->ms_tree, zdb_leak, vd); | |
2709 | msp->ms_loaded = B_FALSE; | |
2710 | ||
428870ff BB |
2711 | mutex_exit(&msp->ms_lock); |
2712 | } | |
2713 | } | |
2714 | } | |
2715 | } | |
2716 | ||
2717 | /* ARGSUSED */ | |
2718 | static int | |
2719 | count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
2720 | { | |
2721 | zdb_cb_t *zcb = arg; | |
2722 | ||
d5869641 | 2723 | if (dump_opt['b'] >= 5) { |
428870ff | 2724 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 2725 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
2726 | (void) printf("[%s] %s\n", |
2727 | "deferred free", blkbuf); | |
2728 | } | |
2729 | zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); | |
2730 | return (0); | |
2731 | } | |
2732 | ||
34dc7c2f BB |
2733 | static int |
2734 | dump_block_stats(spa_t *spa) | |
2735 | { | |
2598c001 | 2736 | zdb_cb_t zcb; |
34dc7c2f | 2737 | zdb_blkstats_t *zb, *tzb; |
428870ff BB |
2738 | uint64_t norm_alloc, norm_space, total_alloc, total_found; |
2739 | int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD; | |
9b67f605 | 2740 | boolean_t leaks = B_FALSE; |
e022864d | 2741 | int e, c; |
9b67f605 | 2742 | bp_embedded_type_t i; |
34dc7c2f | 2743 | |
d5869641 | 2744 | (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", |
428870ff BB |
2745 | (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", |
2746 | (dump_opt['c'] == 1) ? "metadata " : "", | |
2747 | dump_opt['c'] ? "checksums " : "", | |
2748 | (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", | |
2749 | !dump_opt['L'] ? "nothing leaked " : ""); | |
34dc7c2f BB |
2750 | |
2751 | /* | |
b128c09f BB |
2752 | * Load all space maps as SM_ALLOC maps, then traverse the pool |
2753 | * claiming each block we discover. If the pool is perfectly | |
2754 | * consistent, the space maps will be empty when we're done. | |
2755 | * Anything left over is a leak; any block we can't claim (because | |
2756 | * it's not part of any space map) is a double allocation, | |
2757 | * reference to a freed block, or an unclaimed log block. | |
34dc7c2f | 2758 | */ |
d1d7e268 | 2759 | bzero(&zcb, sizeof (zdb_cb_t)); |
428870ff | 2760 | zdb_leak_init(spa, &zcb); |
34dc7c2f BB |
2761 | |
2762 | /* | |
2763 | * If there's a deferred-free bplist, process that first. | |
2764 | */ | |
428870ff BB |
2765 | (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, |
2766 | count_block_cb, &zcb, NULL); | |
13fe0198 MA |
2767 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
2768 | (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, | |
2769 | count_block_cb, &zcb, NULL); | |
2770 | } | |
fa86b5db | 2771 | if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
2772 | VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, |
2773 | spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, | |
2774 | &zcb, NULL)); | |
2775 | } | |
34dc7c2f | 2776 | |
428870ff BB |
2777 | if (dump_opt['c'] > 1) |
2778 | flags |= TRAVERSE_PREFETCH_DATA; | |
34dc7c2f | 2779 | |
d5869641 MA |
2780 | zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); |
2781 | zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); | |
428870ff | 2782 | zcb.zcb_haderrors |= traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); |
34dc7c2f | 2783 | |
5853fe79 GW |
2784 | /* |
2785 | * If we've traversed the data blocks then we need to wait for those | |
2786 | * I/Os to complete. We leverage "The Godfather" zio to wait on | |
2787 | * all async I/Os to complete. | |
2788 | */ | |
2789 | if (dump_opt['c']) { | |
e022864d MA |
2790 | for (c = 0; c < max_ncpus; c++) { |
2791 | (void) zio_wait(spa->spa_async_zio_root[c]); | |
2792 | spa->spa_async_zio_root[c] = zio_root(spa, NULL, NULL, | |
2793 | ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | | |
2794 | ZIO_FLAG_GODFATHER); | |
2795 | } | |
5853fe79 GW |
2796 | } |
2797 | ||
428870ff | 2798 | if (zcb.zcb_haderrors) { |
34dc7c2f BB |
2799 | (void) printf("\nError counts:\n\n"); |
2800 | (void) printf("\t%5s %s\n", "errno", "count"); | |
d6320ddb | 2801 | for (e = 0; e < 256; e++) { |
34dc7c2f BB |
2802 | if (zcb.zcb_errors[e] != 0) { |
2803 | (void) printf("\t%5d %llu\n", | |
2804 | e, (u_longlong_t)zcb.zcb_errors[e]); | |
2805 | } | |
2806 | } | |
2807 | } | |
2808 | ||
2809 | /* | |
2810 | * Report any leaked segments. | |
2811 | */ | |
428870ff | 2812 | zdb_leak_fini(spa); |
34dc7c2f | 2813 | |
428870ff | 2814 | tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; |
34dc7c2f | 2815 | |
428870ff BB |
2816 | norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); |
2817 | norm_space = metaslab_class_get_space(spa_normal_class(spa)); | |
34dc7c2f | 2818 | |
428870ff BB |
2819 | total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa)); |
2820 | total_found = tzb->zb_asize - zcb.zcb_dedup_asize; | |
34dc7c2f | 2821 | |
428870ff | 2822 | if (total_found == total_alloc) { |
fb5f0bc8 BB |
2823 | if (!dump_opt['L']) |
2824 | (void) printf("\n\tNo leaks (block sum matches space" | |
2825 | " maps exactly)\n"); | |
34dc7c2f BB |
2826 | } else { |
2827 | (void) printf("block traversal size %llu != alloc %llu " | |
fb5f0bc8 | 2828 | "(%s %lld)\n", |
428870ff BB |
2829 | (u_longlong_t)total_found, |
2830 | (u_longlong_t)total_alloc, | |
fb5f0bc8 | 2831 | (dump_opt['L']) ? "unreachable" : "leaked", |
428870ff | 2832 | (longlong_t)(total_alloc - total_found)); |
9b67f605 | 2833 | leaks = B_TRUE; |
34dc7c2f BB |
2834 | } |
2835 | ||
2836 | if (tzb->zb_count == 0) | |
2837 | return (2); | |
2838 | ||
2839 | (void) printf("\n"); | |
2840 | (void) printf("\tbp count: %10llu\n", | |
2841 | (u_longlong_t)tzb->zb_count); | |
83017311 MA |
2842 | (void) printf("\tganged count: %10llu\n", |
2843 | (longlong_t)tzb->zb_gangs); | |
428870ff | 2844 | (void) printf("\tbp logical: %10llu avg: %6llu\n", |
34dc7c2f BB |
2845 | (u_longlong_t)tzb->zb_lsize, |
2846 | (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); | |
428870ff BB |
2847 | (void) printf("\tbp physical: %10llu avg:" |
2848 | " %6llu compression: %6.2f\n", | |
34dc7c2f BB |
2849 | (u_longlong_t)tzb->zb_psize, |
2850 | (u_longlong_t)(tzb->zb_psize / tzb->zb_count), | |
2851 | (double)tzb->zb_lsize / tzb->zb_psize); | |
428870ff BB |
2852 | (void) printf("\tbp allocated: %10llu avg:" |
2853 | " %6llu compression: %6.2f\n", | |
34dc7c2f BB |
2854 | (u_longlong_t)tzb->zb_asize, |
2855 | (u_longlong_t)(tzb->zb_asize / tzb->zb_count), | |
2856 | (double)tzb->zb_lsize / tzb->zb_asize); | |
428870ff BB |
2857 | (void) printf("\tbp deduped: %10llu ref>1:" |
2858 | " %6llu deduplication: %6.2f\n", | |
2859 | (u_longlong_t)zcb.zcb_dedup_asize, | |
2860 | (u_longlong_t)zcb.zcb_dedup_blocks, | |
2861 | (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); | |
2862 | (void) printf("\tSPA allocated: %10llu used: %5.2f%%\n", | |
2863 | (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); | |
34dc7c2f | 2864 | |
9b67f605 MA |
2865 | for (i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { |
2866 | if (zcb.zcb_embedded_blocks[i] == 0) | |
2867 | continue; | |
2868 | (void) printf("\n"); | |
2869 | (void) printf("\tadditional, non-pointer bps of type %u: " | |
2870 | "%10llu\n", | |
2871 | i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); | |
2872 | ||
2873 | if (dump_opt['b'] >= 3) { | |
2874 | (void) printf("\t number of (compressed) bytes: " | |
2875 | "number of bps\n"); | |
2876 | dump_histogram(zcb.zcb_embedded_histogram[i], | |
2877 | sizeof (zcb.zcb_embedded_histogram[i]) / | |
2878 | sizeof (zcb.zcb_embedded_histogram[i][0]), 0); | |
2879 | } | |
2880 | } | |
2881 | ||
83017311 MA |
2882 | if (tzb->zb_ditto_samevdev != 0) { |
2883 | (void) printf("\tDittoed blocks on same vdev: %llu\n", | |
2884 | (longlong_t)tzb->zb_ditto_samevdev); | |
2885 | } | |
2886 | ||
34dc7c2f BB |
2887 | if (dump_opt['b'] >= 2) { |
2888 | int l, t, level; | |
2889 | (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" | |
2890 | "\t avg\t comp\t%%Total\tType\n"); | |
2891 | ||
428870ff BB |
2892 | for (t = 0; t <= ZDB_OT_TOTAL; t++) { |
2893 | char csize[32], lsize[32], psize[32], asize[32]; | |
83017311 | 2894 | char avg[32], gang[32]; |
34dc7c2f BB |
2895 | char *typename; |
2896 | ||
428870ff BB |
2897 | if (t < DMU_OT_NUMTYPES) |
2898 | typename = dmu_ot[t].ot_name; | |
2899 | else | |
2900 | typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; | |
34dc7c2f BB |
2901 | |
2902 | if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { | |
2903 | (void) printf("%6s\t%5s\t%5s\t%5s" | |
2904 | "\t%5s\t%5s\t%6s\t%s\n", | |
2905 | "-", | |
2906 | "-", | |
2907 | "-", | |
2908 | "-", | |
2909 | "-", | |
2910 | "-", | |
2911 | "-", | |
2912 | typename); | |
2913 | continue; | |
2914 | } | |
2915 | ||
2916 | for (l = ZB_TOTAL - 1; l >= -1; l--) { | |
2917 | level = (l == -1 ? ZB_TOTAL : l); | |
2918 | zb = &zcb.zcb_type[level][t]; | |
2919 | ||
2920 | if (zb->zb_asize == 0) | |
2921 | continue; | |
2922 | ||
2923 | if (dump_opt['b'] < 3 && level != ZB_TOTAL) | |
2924 | continue; | |
2925 | ||
2926 | if (level == 0 && zb->zb_asize == | |
2927 | zcb.zcb_type[ZB_TOTAL][t].zb_asize) | |
2928 | continue; | |
2929 | ||
428870ff BB |
2930 | zdb_nicenum(zb->zb_count, csize); |
2931 | zdb_nicenum(zb->zb_lsize, lsize); | |
2932 | zdb_nicenum(zb->zb_psize, psize); | |
2933 | zdb_nicenum(zb->zb_asize, asize); | |
2934 | zdb_nicenum(zb->zb_asize / zb->zb_count, avg); | |
83017311 | 2935 | zdb_nicenum(zb->zb_gangs, gang); |
34dc7c2f BB |
2936 | |
2937 | (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" | |
2938 | "\t%5.2f\t%6.2f\t", | |
2939 | csize, lsize, psize, asize, avg, | |
2940 | (double)zb->zb_lsize / zb->zb_psize, | |
2941 | 100.0 * zb->zb_asize / tzb->zb_asize); | |
2942 | ||
2943 | if (level == ZB_TOTAL) | |
2944 | (void) printf("%s\n", typename); | |
2945 | else | |
2946 | (void) printf(" L%d %s\n", | |
2947 | level, typename); | |
d5869641 | 2948 | |
83017311 MA |
2949 | if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { |
2950 | (void) printf("\t number of ganged " | |
2951 | "blocks: %s\n", gang); | |
2952 | } | |
2953 | ||
d5869641 MA |
2954 | if (dump_opt['b'] >= 4) { |
2955 | (void) printf("psize " | |
2956 | "(in 512-byte sectors): " | |
2957 | "number of blocks\n"); | |
2958 | dump_histogram(zb->zb_psize_histogram, | |
93cf2076 | 2959 | PSIZE_HISTO_SIZE, 0); |
d5869641 | 2960 | } |
34dc7c2f BB |
2961 | } |
2962 | } | |
2963 | } | |
2964 | ||
2965 | (void) printf("\n"); | |
2966 | ||
2967 | if (leaks) | |
2968 | return (2); | |
2969 | ||
2970 | if (zcb.zcb_haderrors) | |
2971 | return (3); | |
2972 | ||
2973 | return (0); | |
2974 | } | |
2975 | ||
428870ff BB |
2976 | typedef struct zdb_ddt_entry { |
2977 | ddt_key_t zdde_key; | |
2978 | uint64_t zdde_ref_blocks; | |
2979 | uint64_t zdde_ref_lsize; | |
2980 | uint64_t zdde_ref_psize; | |
2981 | uint64_t zdde_ref_dsize; | |
2982 | avl_node_t zdde_node; | |
2983 | } zdb_ddt_entry_t; | |
2984 | ||
2985 | /* ARGSUSED */ | |
2986 | static int | |
2987 | zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, | |
5dbd68a3 | 2988 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
428870ff BB |
2989 | { |
2990 | avl_tree_t *t = arg; | |
2991 | avl_index_t where; | |
2992 | zdb_ddt_entry_t *zdde, zdde_search; | |
2993 | ||
fcff0f35 | 2994 | if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) |
428870ff BB |
2995 | return (0); |
2996 | ||
2997 | if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { | |
2998 | (void) printf("traversing objset %llu, %llu objects, " | |
2999 | "%lu blocks so far\n", | |
3000 | (u_longlong_t)zb->zb_objset, | |
9b67f605 | 3001 | (u_longlong_t)BP_GET_FILL(bp), |
428870ff BB |
3002 | avl_numnodes(t)); |
3003 | } | |
3004 | ||
3005 | if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || | |
9ae529ec | 3006 | BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) |
428870ff BB |
3007 | return (0); |
3008 | ||
3009 | ddt_key_fill(&zdde_search.zdde_key, bp); | |
3010 | ||
3011 | zdde = avl_find(t, &zdde_search, &where); | |
3012 | ||
3013 | if (zdde == NULL) { | |
3014 | zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); | |
3015 | zdde->zdde_key = zdde_search.zdde_key; | |
3016 | avl_insert(t, zdde, where); | |
3017 | } | |
3018 | ||
3019 | zdde->zdde_ref_blocks += 1; | |
3020 | zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); | |
3021 | zdde->zdde_ref_psize += BP_GET_PSIZE(bp); | |
3022 | zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); | |
3023 | ||
3024 | return (0); | |
3025 | } | |
3026 | ||
3027 | static void | |
3028 | dump_simulated_ddt(spa_t *spa) | |
3029 | { | |
3030 | avl_tree_t t; | |
3031 | void *cookie = NULL; | |
3032 | zdb_ddt_entry_t *zdde; | |
2598c001 BB |
3033 | ddt_histogram_t ddh_total; |
3034 | ddt_stat_t dds_total; | |
3035 | ||
3036 | bzero(&ddh_total, sizeof (ddt_histogram_t)); | |
3037 | bzero(&dds_total, sizeof (ddt_stat_t)); | |
428870ff BB |
3038 | |
3039 | avl_create(&t, ddt_entry_compare, | |
3040 | sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); | |
3041 | ||
3042 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
3043 | ||
3044 | (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA, | |
3045 | zdb_ddt_add_cb, &t); | |
3046 | ||
3047 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
3048 | ||
3049 | while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { | |
3050 | ddt_stat_t dds; | |
3051 | uint64_t refcnt = zdde->zdde_ref_blocks; | |
3052 | ASSERT(refcnt != 0); | |
3053 | ||
3054 | dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; | |
3055 | dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; | |
3056 | dds.dds_psize = zdde->zdde_ref_psize / refcnt; | |
3057 | dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; | |
3058 | ||
3059 | dds.dds_ref_blocks = zdde->zdde_ref_blocks; | |
3060 | dds.dds_ref_lsize = zdde->zdde_ref_lsize; | |
3061 | dds.dds_ref_psize = zdde->zdde_ref_psize; | |
3062 | dds.dds_ref_dsize = zdde->zdde_ref_dsize; | |
3063 | ||
9bd274dd MA |
3064 | ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], |
3065 | &dds, 0); | |
428870ff BB |
3066 | |
3067 | umem_free(zdde, sizeof (*zdde)); | |
3068 | } | |
3069 | ||
3070 | avl_destroy(&t); | |
3071 | ||
3072 | ddt_histogram_stat(&dds_total, &ddh_total); | |
3073 | ||
3074 | (void) printf("Simulated DDT histogram:\n"); | |
3075 | ||
3076 | zpool_dump_ddt(&dds_total, &ddh_total); | |
3077 | ||
3078 | dump_dedup_ratio(&dds_total); | |
3079 | } | |
3080 | ||
34dc7c2f BB |
3081 | static void |
3082 | dump_zpool(spa_t *spa) | |
3083 | { | |
3084 | dsl_pool_t *dp = spa_get_dsl(spa); | |
3085 | int rc = 0; | |
3086 | ||
428870ff BB |
3087 | if (dump_opt['S']) { |
3088 | dump_simulated_ddt(spa); | |
3089 | return; | |
3090 | } | |
3091 | ||
3092 | if (!dump_opt['e'] && dump_opt['C'] > 1) { | |
3093 | (void) printf("\nCached configuration:\n"); | |
3094 | dump_nvlist(spa->spa_config, 8); | |
3095 | } | |
3096 | ||
3097 | if (dump_opt['C']) | |
3098 | dump_config(spa); | |
3099 | ||
34dc7c2f | 3100 | if (dump_opt['u']) |
428870ff | 3101 | dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); |
34dc7c2f | 3102 | |
428870ff BB |
3103 | if (dump_opt['D']) |
3104 | dump_all_ddts(spa); | |
3105 | ||
3106 | if (dump_opt['d'] > 2 || dump_opt['m']) | |
3107 | dump_metaslabs(spa); | |
f3a7f661 GW |
3108 | if (dump_opt['M']) |
3109 | dump_metaslab_groups(spa); | |
428870ff BB |
3110 | |
3111 | if (dump_opt['d'] || dump_opt['i']) { | |
241b5415 | 3112 | spa_feature_t f; |
784652c1 | 3113 | |
34dc7c2f BB |
3114 | dump_dir(dp->dp_meta_objset); |
3115 | if (dump_opt['d'] >= 3) { | |
252e1a54 | 3116 | dump_full_bpobj(&spa->spa_deferred_bpobj, |
d1fada1e | 3117 | "Deferred frees", 0); |
428870ff | 3118 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
252e1a54 MA |
3119 | dump_full_bpobj( |
3120 | &spa->spa_dsl_pool->dp_free_bpobj, | |
d1fada1e | 3121 | "Pool snapshot frees", 0); |
9ae529ec CS |
3122 | } |
3123 | ||
3124 | if (spa_feature_is_active(spa, | |
fa86b5db | 3125 | SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
3126 | dump_bptree(spa->spa_meta_objset, |
3127 | spa->spa_dsl_pool->dp_bptree_obj, | |
3128 | "Pool dataset frees"); | |
428870ff | 3129 | } |
34dc7c2f | 3130 | dump_dtl(spa->spa_root_vdev, 0); |
34dc7c2f | 3131 | } |
428870ff BB |
3132 | (void) dmu_objset_find(spa_name(spa), dump_one_dir, |
3133 | NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); | |
f1512ee6 | 3134 | |
241b5415 MA |
3135 | for (f = 0; f < SPA_FEATURES; f++) { |
3136 | uint64_t refcount; | |
3137 | ||
3138 | if (!(spa_feature_table[f].fi_flags & | |
3139 | ZFEATURE_FLAG_PER_DATASET)) { | |
3140 | ASSERT0(dataset_feature_count[f]); | |
3141 | continue; | |
3142 | } | |
3143 | if (feature_get_refcount(spa, &spa_feature_table[f], | |
3144 | &refcount) == ENOTSUP) | |
3145 | continue; | |
3146 | if (dataset_feature_count[f] != refcount) { | |
3147 | (void) printf("%s feature refcount mismatch: " | |
3148 | "%lld datasets != %lld refcount\n", | |
3149 | spa_feature_table[f].fi_uname, | |
3150 | (longlong_t)dataset_feature_count[f], | |
784652c1 DB |
3151 | (longlong_t)refcount); |
3152 | rc = 2; | |
3153 | } else { | |
241b5415 MA |
3154 | (void) printf("Verified %s feature refcount " |
3155 | "of %llu is correct\n", | |
3156 | spa_feature_table[f].fi_uname, | |
784652c1 DB |
3157 | (longlong_t)refcount); |
3158 | } | |
f1512ee6 | 3159 | } |
34dc7c2f | 3160 | } |
f1512ee6 | 3161 | if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) |
34dc7c2f BB |
3162 | rc = dump_block_stats(spa); |
3163 | ||
93cf2076 GW |
3164 | if (rc == 0) |
3165 | rc = verify_spacemap_refcounts(spa); | |
3166 | ||
34dc7c2f BB |
3167 | if (dump_opt['s']) |
3168 | show_pool_stats(spa); | |
3169 | ||
428870ff BB |
3170 | if (dump_opt['h']) |
3171 | dump_history(spa); | |
3172 | ||
34dc7c2f BB |
3173 | if (rc != 0) |
3174 | exit(rc); | |
3175 | } | |
3176 | ||
3177 | #define ZDB_FLAG_CHECKSUM 0x0001 | |
3178 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
3179 | #define ZDB_FLAG_BSWAP 0x0004 | |
3180 | #define ZDB_FLAG_GBH 0x0008 | |
3181 | #define ZDB_FLAG_INDIRECT 0x0010 | |
3182 | #define ZDB_FLAG_PHYS 0x0020 | |
3183 | #define ZDB_FLAG_RAW 0x0040 | |
3184 | #define ZDB_FLAG_PRINT_BLKPTR 0x0080 | |
3185 | ||
3186 | int flagbits[256]; | |
3187 | ||
3188 | static void | |
3189 | zdb_print_blkptr(blkptr_t *bp, int flags) | |
3190 | { | |
428870ff | 3191 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
3192 | |
3193 | if (flags & ZDB_FLAG_BSWAP) | |
3194 | byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); | |
428870ff | 3195 | |
b0bc7a84 | 3196 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff | 3197 | (void) printf("%s\n", blkbuf); |
34dc7c2f BB |
3198 | } |
3199 | ||
3200 | static void | |
3201 | zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) | |
3202 | { | |
3203 | int i; | |
3204 | ||
3205 | for (i = 0; i < nbps; i++) | |
3206 | zdb_print_blkptr(&bp[i], flags); | |
3207 | } | |
3208 | ||
3209 | static void | |
3210 | zdb_dump_gbh(void *buf, int flags) | |
3211 | { | |
3212 | zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); | |
3213 | } | |
3214 | ||
3215 | static void | |
3216 | zdb_dump_block_raw(void *buf, uint64_t size, int flags) | |
3217 | { | |
3218 | if (flags & ZDB_FLAG_BSWAP) | |
3219 | byteswap_uint64_array(buf, size); | |
0e5b68e0 | 3220 | VERIFY(write(fileno(stdout), buf, size) == size); |
34dc7c2f BB |
3221 | } |
3222 | ||
3223 | static void | |
3224 | zdb_dump_block(char *label, void *buf, uint64_t size, int flags) | |
3225 | { | |
3226 | uint64_t *d = (uint64_t *)buf; | |
3227 | int nwords = size / sizeof (uint64_t); | |
3228 | int do_bswap = !!(flags & ZDB_FLAG_BSWAP); | |
3229 | int i, j; | |
3230 | char *hdr, *c; | |
3231 | ||
3232 | ||
3233 | if (do_bswap) | |
3234 | hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; | |
3235 | else | |
3236 | hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; | |
3237 | ||
3238 | (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); | |
3239 | ||
a179a3aa CC |
3240 | #ifdef _LITTLE_ENDIAN |
3241 | /* correct the endianess */ | |
3242 | do_bswap = !do_bswap; | |
3243 | #endif | |
34dc7c2f BB |
3244 | for (i = 0; i < nwords; i += 2) { |
3245 | (void) printf("%06llx: %016llx %016llx ", | |
3246 | (u_longlong_t)(i * sizeof (uint64_t)), | |
3247 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), | |
3248 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); | |
3249 | ||
3250 | c = (char *)&d[i]; | |
3251 | for (j = 0; j < 2 * sizeof (uint64_t); j++) | |
3252 | (void) printf("%c", isprint(c[j]) ? c[j] : '.'); | |
3253 | (void) printf("\n"); | |
3254 | } | |
3255 | } | |
3256 | ||
3257 | /* | |
3258 | * There are two acceptable formats: | |
3259 | * leaf_name - For example: c1t0d0 or /tmp/ztest.0a | |
3260 | * child[.child]* - For example: 0.1.1 | |
3261 | * | |
3262 | * The second form can be used to specify arbitrary vdevs anywhere | |
3263 | * in the heirarchy. For example, in a pool with a mirror of | |
3264 | * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . | |
3265 | */ | |
3266 | static vdev_t * | |
3267 | zdb_vdev_lookup(vdev_t *vdev, char *path) | |
3268 | { | |
3269 | char *s, *p, *q; | |
3270 | int i; | |
3271 | ||
3272 | if (vdev == NULL) | |
3273 | return (NULL); | |
3274 | ||
3275 | /* First, assume the x.x.x.x format */ | |
3276 | i = (int)strtoul(path, &s, 10); | |
3277 | if (s == path || (s && *s != '.' && *s != '\0')) | |
3278 | goto name; | |
3279 | if (i < 0 || i >= vdev->vdev_children) | |
3280 | return (NULL); | |
3281 | ||
3282 | vdev = vdev->vdev_child[i]; | |
3283 | if (*s == '\0') | |
3284 | return (vdev); | |
3285 | return (zdb_vdev_lookup(vdev, s+1)); | |
3286 | ||
3287 | name: | |
3288 | for (i = 0; i < vdev->vdev_children; i++) { | |
3289 | vdev_t *vc = vdev->vdev_child[i]; | |
3290 | ||
3291 | if (vc->vdev_path == NULL) { | |
3292 | vc = zdb_vdev_lookup(vc, path); | |
3293 | if (vc == NULL) | |
3294 | continue; | |
3295 | else | |
3296 | return (vc); | |
3297 | } | |
3298 | ||
3299 | p = strrchr(vc->vdev_path, '/'); | |
3300 | p = p ? p + 1 : vc->vdev_path; | |
3301 | q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; | |
3302 | ||
3303 | if (strcmp(vc->vdev_path, path) == 0) | |
3304 | return (vc); | |
3305 | if (strcmp(p, path) == 0) | |
3306 | return (vc); | |
3307 | if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) | |
3308 | return (vc); | |
3309 | } | |
3310 | ||
3311 | return (NULL); | |
3312 | } | |
3313 | ||
3314 | /* | |
3315 | * Read a block from a pool and print it out. The syntax of the | |
3316 | * block descriptor is: | |
3317 | * | |
3318 | * pool:vdev_specifier:offset:size[:flags] | |
3319 | * | |
3320 | * pool - The name of the pool you wish to read from | |
3321 | * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) | |
3322 | * offset - offset, in hex, in bytes | |
3323 | * size - Amount of data to read, in hex, in bytes | |
3324 | * flags - A string of characters specifying options | |
3325 | * b: Decode a blkptr at given offset within block | |
3326 | * *c: Calculate and display checksums | |
428870ff | 3327 | * d: Decompress data before dumping |
34dc7c2f | 3328 | * e: Byteswap data before dumping |
428870ff BB |
3329 | * g: Display data as a gang block header |
3330 | * i: Display as an indirect block | |
34dc7c2f BB |
3331 | * p: Do I/O to physical offset |
3332 | * r: Dump raw data to stdout | |
3333 | * | |
3334 | * * = not yet implemented | |
3335 | */ | |
3336 | static void | |
428870ff | 3337 | zdb_read_block(char *thing, spa_t *spa) |
34dc7c2f | 3338 | { |
428870ff BB |
3339 | blkptr_t blk, *bp = &blk; |
3340 | dva_t *dva = bp->blk_dva; | |
34dc7c2f | 3341 | int flags = 0; |
428870ff | 3342 | uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; |
34dc7c2f BB |
3343 | zio_t *zio; |
3344 | vdev_t *vd; | |
428870ff BB |
3345 | void *pbuf, *lbuf, *buf; |
3346 | char *s, *p, *dup, *vdev, *flagstr; | |
3347 | int i, error; | |
34dc7c2f BB |
3348 | |
3349 | dup = strdup(thing); | |
3350 | s = strtok(dup, ":"); | |
34dc7c2f BB |
3351 | vdev = s ? s : ""; |
3352 | s = strtok(NULL, ":"); | |
3353 | offset = strtoull(s ? s : "", NULL, 16); | |
3354 | s = strtok(NULL, ":"); | |
3355 | size = strtoull(s ? s : "", NULL, 16); | |
3356 | s = strtok(NULL, ":"); | |
3357 | flagstr = s ? s : ""; | |
3358 | ||
3359 | s = NULL; | |
3360 | if (size == 0) | |
3361 | s = "size must not be zero"; | |
3362 | if (!IS_P2ALIGNED(size, DEV_BSIZE)) | |
3363 | s = "size must be a multiple of sector size"; | |
3364 | if (!IS_P2ALIGNED(offset, DEV_BSIZE)) | |
3365 | s = "offset must be a multiple of sector size"; | |
3366 | if (s) { | |
3367 | (void) printf("Invalid block specifier: %s - %s\n", thing, s); | |
3368 | free(dup); | |
3369 | return; | |
3370 | } | |
3371 | ||
3372 | for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { | |
3373 | for (i = 0; flagstr[i]; i++) { | |
3374 | int bit = flagbits[(uchar_t)flagstr[i]]; | |
3375 | ||
3376 | if (bit == 0) { | |
3377 | (void) printf("***Invalid flag: %c\n", | |
3378 | flagstr[i]); | |
3379 | continue; | |
3380 | } | |
3381 | flags |= bit; | |
3382 | ||
3383 | /* If it's not something with an argument, keep going */ | |
428870ff | 3384 | if ((bit & (ZDB_FLAG_CHECKSUM | |
34dc7c2f BB |
3385 | ZDB_FLAG_PRINT_BLKPTR)) == 0) |
3386 | continue; | |
3387 | ||
3388 | p = &flagstr[i + 1]; | |
e989f19c | 3389 | if (bit == ZDB_FLAG_PRINT_BLKPTR) { |
34dc7c2f | 3390 | blkptr_offset = strtoull(p, &p, 16); |
e989f19c TC |
3391 | i = p - &flagstr[i + 1]; |
3392 | } | |
34dc7c2f BB |
3393 | if (*p != ':' && *p != '\0') { |
3394 | (void) printf("***Invalid flag arg: '%s'\n", s); | |
3395 | free(dup); | |
3396 | return; | |
3397 | } | |
3398 | } | |
3399 | } | |
3400 | ||
34dc7c2f BB |
3401 | vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); |
3402 | if (vd == NULL) { | |
3403 | (void) printf("***Invalid vdev: %s\n", vdev); | |
3404 | free(dup); | |
3405 | return; | |
3406 | } else { | |
3407 | if (vd->vdev_path) | |
428870ff BB |
3408 | (void) fprintf(stderr, "Found vdev: %s\n", |
3409 | vd->vdev_path); | |
34dc7c2f | 3410 | else |
428870ff | 3411 | (void) fprintf(stderr, "Found vdev type: %s\n", |
34dc7c2f BB |
3412 | vd->vdev_ops->vdev_op_type); |
3413 | } | |
3414 | ||
428870ff BB |
3415 | psize = size; |
3416 | lsize = size; | |
3417 | ||
5d3dc3fb | 3418 | pbuf = umem_alloc_aligned(SPA_MAXBLOCKSIZE, 512, UMEM_NOFAIL); |
428870ff BB |
3419 | lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
3420 | ||
3421 | BP_ZERO(bp); | |
34dc7c2f | 3422 | |
428870ff BB |
3423 | DVA_SET_VDEV(&dva[0], vd->vdev_id); |
3424 | DVA_SET_OFFSET(&dva[0], offset); | |
3425 | DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); | |
3426 | DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); | |
3427 | ||
3428 | BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); | |
3429 | ||
3430 | BP_SET_LSIZE(bp, lsize); | |
3431 | BP_SET_PSIZE(bp, psize); | |
3432 | BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); | |
3433 | BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); | |
3434 | BP_SET_TYPE(bp, DMU_OT_NONE); | |
3435 | BP_SET_LEVEL(bp, 0); | |
3436 | BP_SET_DEDUP(bp, 0); | |
3437 | BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); | |
34dc7c2f | 3438 | |
b128c09f | 3439 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
34dc7c2f | 3440 | zio = zio_root(spa, NULL, NULL, 0); |
428870ff BB |
3441 | |
3442 | if (vd == vd->vdev_top) { | |
3443 | /* | |
3444 | * Treat this as a normal block read. | |
3445 | */ | |
3446 | zio_nowait(zio_read(zio, spa, bp, pbuf, psize, NULL, NULL, | |
3447 | ZIO_PRIORITY_SYNC_READ, | |
3448 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); | |
3449 | } else { | |
3450 | /* | |
3451 | * Treat this as a vdev child I/O. | |
3452 | */ | |
3453 | zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pbuf, psize, | |
3454 | ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, | |
3455 | ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | | |
3456 | ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | | |
3457 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL, NULL)); | |
3458 | } | |
3459 | ||
34dc7c2f | 3460 | error = zio_wait(zio); |
b128c09f | 3461 | spa_config_exit(spa, SCL_STATE, FTAG); |
34dc7c2f BB |
3462 | |
3463 | if (error) { | |
3464 | (void) printf("Read of %s failed, error: %d\n", thing, error); | |
3465 | goto out; | |
3466 | } | |
3467 | ||
428870ff BB |
3468 | if (flags & ZDB_FLAG_DECOMPRESS) { |
3469 | /* | |
3470 | * We don't know how the data was compressed, so just try | |
3471 | * every decompress function at every inflated blocksize. | |
3472 | */ | |
3473 | enum zio_compress c; | |
3474 | void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); | |
3475 | void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); | |
3476 | ||
3477 | bcopy(pbuf, pbuf2, psize); | |
3478 | ||
3479 | VERIFY(random_get_pseudo_bytes((uint8_t *)pbuf + psize, | |
3480 | SPA_MAXBLOCKSIZE - psize) == 0); | |
3481 | ||
3482 | VERIFY(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, | |
3483 | SPA_MAXBLOCKSIZE - psize) == 0); | |
3484 | ||
3485 | for (lsize = SPA_MAXBLOCKSIZE; lsize > psize; | |
3486 | lsize -= SPA_MINBLOCKSIZE) { | |
3487 | for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { | |
3488 | if (zio_decompress_data(c, pbuf, lbuf, | |
3489 | psize, lsize) == 0 && | |
3490 | zio_decompress_data(c, pbuf2, lbuf2, | |
3491 | psize, lsize) == 0 && | |
3492 | bcmp(lbuf, lbuf2, lsize) == 0) | |
3493 | break; | |
3494 | } | |
3495 | if (c != ZIO_COMPRESS_FUNCTIONS) | |
3496 | break; | |
3497 | lsize -= SPA_MINBLOCKSIZE; | |
3498 | } | |
3499 | ||
3500 | umem_free(pbuf2, SPA_MAXBLOCKSIZE); | |
3501 | umem_free(lbuf2, SPA_MAXBLOCKSIZE); | |
3502 | ||
3503 | if (lsize <= psize) { | |
3504 | (void) printf("Decompress of %s failed\n", thing); | |
3505 | goto out; | |
3506 | } | |
3507 | buf = lbuf; | |
3508 | size = lsize; | |
3509 | } else { | |
3510 | buf = pbuf; | |
3511 | size = psize; | |
3512 | } | |
3513 | ||
34dc7c2f BB |
3514 | if (flags & ZDB_FLAG_PRINT_BLKPTR) |
3515 | zdb_print_blkptr((blkptr_t *)(void *) | |
3516 | ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); | |
3517 | else if (flags & ZDB_FLAG_RAW) | |
3518 | zdb_dump_block_raw(buf, size, flags); | |
3519 | else if (flags & ZDB_FLAG_INDIRECT) | |
3520 | zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), | |
3521 | flags); | |
3522 | else if (flags & ZDB_FLAG_GBH) | |
3523 | zdb_dump_gbh(buf, flags); | |
3524 | else | |
3525 | zdb_dump_block(thing, buf, size, flags); | |
3526 | ||
3527 | out: | |
428870ff BB |
3528 | umem_free(pbuf, SPA_MAXBLOCKSIZE); |
3529 | umem_free(lbuf, SPA_MAXBLOCKSIZE); | |
34dc7c2f BB |
3530 | free(dup); |
3531 | } | |
3532 | ||
3533 | static boolean_t | |
428870ff | 3534 | pool_match(nvlist_t *cfg, char *tgt) |
34dc7c2f | 3535 | { |
428870ff | 3536 | uint64_t v, guid = strtoull(tgt, NULL, 0); |
34dc7c2f BB |
3537 | char *s; |
3538 | ||
34dc7c2f | 3539 | if (guid != 0) { |
428870ff BB |
3540 | if (nvlist_lookup_uint64(cfg, ZPOOL_CONFIG_POOL_GUID, &v) == 0) |
3541 | return (v == guid); | |
34dc7c2f | 3542 | } else { |
428870ff BB |
3543 | if (nvlist_lookup_string(cfg, ZPOOL_CONFIG_POOL_NAME, &s) == 0) |
3544 | return (strcmp(s, tgt) == 0); | |
34dc7c2f | 3545 | } |
428870ff | 3546 | return (B_FALSE); |
34dc7c2f BB |
3547 | } |
3548 | ||
428870ff BB |
3549 | static char * |
3550 | find_zpool(char **target, nvlist_t **configp, int dirc, char **dirv) | |
34dc7c2f BB |
3551 | { |
3552 | nvlist_t *pools; | |
34dc7c2f | 3553 | nvlist_t *match = NULL; |
428870ff BB |
3554 | char *name = NULL; |
3555 | char *sepp = NULL; | |
d4ed6673 | 3556 | char sep = 0; |
428870ff BB |
3557 | int count = 0; |
3558 | importargs_t args = { 0 }; | |
34dc7c2f | 3559 | |
428870ff BB |
3560 | args.paths = dirc; |
3561 | args.path = dirv; | |
3562 | args.can_be_active = B_TRUE; | |
3563 | ||
3564 | if ((sepp = strpbrk(*target, "/@")) != NULL) { | |
3565 | sep = *sepp; | |
3566 | *sepp = '\0'; | |
3567 | } | |
3568 | ||
3569 | pools = zpool_search_import(g_zfs, &args); | |
34dc7c2f BB |
3570 | |
3571 | if (pools != NULL) { | |
3572 | nvpair_t *elem = NULL; | |
34dc7c2f BB |
3573 | while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) { |
3574 | verify(nvpair_value_nvlist(elem, configp) == 0); | |
428870ff BB |
3575 | if (pool_match(*configp, *target)) { |
3576 | count++; | |
34dc7c2f | 3577 | if (match != NULL) { |
428870ff BB |
3578 | /* print previously found config */ |
3579 | if (name != NULL) { | |
3580 | (void) printf("%s\n", name); | |
3581 | dump_nvlist(match, 8); | |
3582 | name = NULL; | |
3583 | } | |
3584 | (void) printf("%s\n", | |
3585 | nvpair_name(elem)); | |
3586 | dump_nvlist(*configp, 8); | |
34dc7c2f BB |
3587 | } else { |
3588 | match = *configp; | |
428870ff | 3589 | name = nvpair_name(elem); |
34dc7c2f BB |
3590 | } |
3591 | } | |
3592 | } | |
3593 | } | |
428870ff BB |
3594 | if (count > 1) |
3595 | (void) fatal("\tMatched %d pools - use pool GUID " | |
3596 | "instead of pool name or \n" | |
3597 | "\tpool name part of a dataset name to select pool", count); | |
3598 | ||
3599 | if (sepp) | |
3600 | *sepp = sep; | |
3601 | /* | |
3602 | * If pool GUID was specified for pool id, replace it with pool name | |
3603 | */ | |
3604 | if (name && (strstr(*target, name) != *target)) { | |
3605 | int sz = 1 + strlen(name) + ((sepp) ? strlen(sepp) : 0); | |
3606 | ||
3607 | *target = umem_alloc(sz, UMEM_NOFAIL); | |
3608 | (void) snprintf(*target, sz, "%s%s", name, sepp ? sepp : ""); | |
3609 | } | |
34dc7c2f | 3610 | |
428870ff | 3611 | *configp = name ? match : NULL; |
34dc7c2f | 3612 | |
428870ff | 3613 | return (name); |
34dc7c2f BB |
3614 | } |
3615 | ||
3616 | int | |
3617 | main(int argc, char **argv) | |
3618 | { | |
3619 | int i, c; | |
3620 | struct rlimit rl = { 1024, 1024 }; | |
428870ff | 3621 | spa_t *spa = NULL; |
34dc7c2f | 3622 | objset_t *os = NULL; |
34dc7c2f BB |
3623 | int dump_all = 1; |
3624 | int verbose = 0; | |
428870ff BB |
3625 | int error = 0; |
3626 | char **searchdirs = NULL; | |
3627 | int nsearch = 0; | |
3628 | char *target; | |
3629 | nvlist_t *policy = NULL; | |
3630 | uint64_t max_txg = UINT64_MAX; | |
a5778ea2 | 3631 | int flags = ZFS_IMPORT_MISSING_LOG; |
428870ff | 3632 | int rewind = ZPOOL_NEVER_REWIND; |
64d7b6cf | 3633 | char *spa_config_path_env; |
b1b85c87 | 3634 | boolean_t target_is_spa = B_TRUE; |
34dc7c2f BB |
3635 | |
3636 | (void) setrlimit(RLIMIT_NOFILE, &rl); | |
3637 | (void) enable_extended_FILE_stdio(-1, -1); | |
3638 | ||
3639 | dprintf_setup(&argc, argv); | |
3640 | ||
64d7b6cf CP |
3641 | /* |
3642 | * If there is an environment variable SPA_CONFIG_PATH it overrides | |
3643 | * default spa_config_path setting. If -U flag is specified it will | |
3644 | * override this environment variable settings once again. | |
3645 | */ | |
3646 | spa_config_path_env = getenv("SPA_CONFIG_PATH"); | |
3647 | if (spa_config_path_env != NULL) | |
3648 | spa_config_path = spa_config_path_env; | |
3649 | ||
9867e8be MA |
3650 | while ((c = getopt(argc, argv, |
3651 | "bcdhilmMI:suCDRSAFLXx:evp:t:U:PV")) != -1) { | |
34dc7c2f | 3652 | switch (c) { |
34dc7c2f BB |
3653 | case 'b': |
3654 | case 'c': | |
428870ff BB |
3655 | case 'd': |
3656 | case 'h': | |
3657 | case 'i': | |
3658 | case 'l': | |
9babb374 | 3659 | case 'm': |
34dc7c2f | 3660 | case 's': |
428870ff | 3661 | case 'u': |
34dc7c2f | 3662 | case 'C': |
428870ff | 3663 | case 'D': |
f3a7f661 | 3664 | case 'M': |
34dc7c2f | 3665 | case 'R': |
428870ff | 3666 | case 'S': |
34dc7c2f BB |
3667 | dump_opt[c]++; |
3668 | dump_all = 0; | |
3669 | break; | |
428870ff BB |
3670 | case 'A': |
3671 | case 'F': | |
fb5f0bc8 | 3672 | case 'L': |
428870ff BB |
3673 | case 'X': |
3674 | case 'e': | |
3675 | case 'P': | |
fb5f0bc8 BB |
3676 | dump_opt[c]++; |
3677 | break; | |
a5778ea2 | 3678 | case 'V': |
00af2ff6 | 3679 | flags |= ZFS_IMPORT_VERBATIM; |
a5778ea2 | 3680 | break; |
f3a7f661 | 3681 | case 'I': |
5853fe79 GW |
3682 | max_inflight = strtoull(optarg, NULL, 0); |
3683 | if (max_inflight == 0) { | |
3684 | (void) fprintf(stderr, "maximum number " | |
3685 | "of inflight I/Os must be greater " | |
3686 | "than 0\n"); | |
3687 | usage(); | |
3688 | } | |
3689 | break; | |
34dc7c2f | 3690 | case 'p': |
428870ff BB |
3691 | if (searchdirs == NULL) { |
3692 | searchdirs = umem_alloc(sizeof (char *), | |
3693 | UMEM_NOFAIL); | |
3694 | } else { | |
3695 | char **tmp = umem_alloc((nsearch + 1) * | |
3696 | sizeof (char *), UMEM_NOFAIL); | |
3697 | bcopy(searchdirs, tmp, nsearch * | |
3698 | sizeof (char *)); | |
3699 | umem_free(searchdirs, | |
3700 | nsearch * sizeof (char *)); | |
3701 | searchdirs = tmp; | |
3702 | } | |
3703 | searchdirs[nsearch++] = optarg; | |
34dc7c2f | 3704 | break; |
9867e8be MA |
3705 | case 'x': |
3706 | vn_dumpdir = optarg; | |
3707 | break; | |
fb5f0bc8 | 3708 | case 't': |
428870ff BB |
3709 | max_txg = strtoull(optarg, NULL, 0); |
3710 | if (max_txg < TXG_INITIAL) { | |
fb5f0bc8 BB |
3711 | (void) fprintf(stderr, "incorrect txg " |
3712 | "specified: %s\n", optarg); | |
3713 | usage(); | |
3714 | } | |
3715 | break; | |
428870ff BB |
3716 | case 'U': |
3717 | spa_config_path = optarg; | |
3718 | break; | |
f3a7f661 GW |
3719 | case 'v': |
3720 | verbose++; | |
3721 | break; | |
34dc7c2f BB |
3722 | default: |
3723 | usage(); | |
3724 | break; | |
3725 | } | |
3726 | } | |
3727 | ||
428870ff | 3728 | if (!dump_opt['e'] && searchdirs != NULL) { |
b128c09f BB |
3729 | (void) fprintf(stderr, "-p option requires use of -e\n"); |
3730 | usage(); | |
3731 | } | |
34dc7c2f | 3732 | |
adc90e9d | 3733 | #if defined(_LP64) |
0ec07248 MA |
3734 | /* |
3735 | * ZDB does not typically re-read blocks; therefore limit the ARC | |
3736 | * to 256 MB, which can be used entirely for metadata. | |
3737 | */ | |
3738 | zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; | |
adc90e9d | 3739 | #endif |
0ec07248 | 3740 | |
e5fd1dd6 MA |
3741 | /* |
3742 | * "zdb -c" uses checksum-verifying scrub i/os which are async reads. | |
3743 | * "zdb -b" uses traversal prefetch which uses async reads. | |
3744 | * For good performance, let several of them be active at once. | |
3745 | */ | |
3746 | zfs_vdev_async_read_max_active = 10; | |
3747 | ||
34dc7c2f | 3748 | kernel_init(FREAD); |
65037d9b BB |
3749 | if ((g_zfs = libzfs_init()) == NULL) { |
3750 | (void) fprintf(stderr, "%s", libzfs_error_init(errno)); | |
9b020fd9 | 3751 | return (1); |
65037d9b | 3752 | } |
34dc7c2f | 3753 | |
428870ff BB |
3754 | if (dump_all) |
3755 | verbose = MAX(verbose, 1); | |
3756 | ||
34dc7c2f | 3757 | for (c = 0; c < 256; c++) { |
428870ff | 3758 | if (dump_all && !strchr("elAFLRSXP", c)) |
34dc7c2f BB |
3759 | dump_opt[c] = 1; |
3760 | if (dump_opt[c]) | |
3761 | dump_opt[c] += verbose; | |
3762 | } | |
3763 | ||
428870ff BB |
3764 | aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); |
3765 | zfs_recover = (dump_opt['A'] > 1); | |
3766 | ||
34dc7c2f BB |
3767 | argc -= optind; |
3768 | argv += optind; | |
3769 | ||
428870ff BB |
3770 | if (argc < 2 && dump_opt['R']) |
3771 | usage(); | |
34dc7c2f | 3772 | if (argc < 1) { |
428870ff | 3773 | if (!dump_opt['e'] && dump_opt['C']) { |
b128c09f | 3774 | dump_cachefile(spa_config_path); |
34dc7c2f BB |
3775 | return (0); |
3776 | } | |
3777 | usage(); | |
3778 | } | |
3779 | ||
3780 | if (dump_opt['l']) { | |
3781 | dump_label(argv[0]); | |
3782 | return (0); | |
3783 | } | |
3784 | ||
428870ff BB |
3785 | if (dump_opt['X'] || dump_opt['F']) |
3786 | rewind = ZPOOL_DO_REWIND | | |
3787 | (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); | |
34dc7c2f | 3788 | |
428870ff BB |
3789 | if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || |
3790 | nvlist_add_uint64(policy, ZPOOL_REWIND_REQUEST_TXG, max_txg) != 0 || | |
3791 | nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind) != 0) | |
3792 | fatal("internal error: %s", strerror(ENOMEM)); | |
34dc7c2f | 3793 | |
b128c09f | 3794 | error = 0; |
428870ff | 3795 | target = argv[0]; |
34dc7c2f | 3796 | |
428870ff BB |
3797 | if (dump_opt['e']) { |
3798 | nvlist_t *cfg = NULL; | |
3799 | char *name = find_zpool(&target, &cfg, nsearch, searchdirs); | |
34dc7c2f | 3800 | |
428870ff BB |
3801 | error = ENOENT; |
3802 | if (name) { | |
3803 | if (dump_opt['C'] > 1) { | |
3804 | (void) printf("\nConfiguration for import:\n"); | |
3805 | dump_nvlist(cfg, 8); | |
3806 | } | |
3807 | if (nvlist_add_nvlist(cfg, | |
3808 | ZPOOL_REWIND_POLICY, policy) != 0) { | |
3809 | fatal("can't open '%s': %s", | |
3810 | target, strerror(ENOMEM)); | |
3811 | } | |
a5778ea2 | 3812 | error = spa_import(name, cfg, NULL, flags); |
34dc7c2f | 3813 | } |
b128c09f BB |
3814 | } |
3815 | ||
b1b85c87 TC |
3816 | if (strpbrk(target, "/@") != NULL) { |
3817 | size_t targetlen; | |
3818 | ||
3819 | target_is_spa = B_FALSE; | |
3820 | targetlen = strlen(target); | |
3821 | if (targetlen && target[targetlen - 1] == '/') | |
3822 | target[targetlen - 1] = '\0'; | |
3823 | } | |
3824 | ||
b128c09f | 3825 | if (error == 0) { |
b1b85c87 | 3826 | if (target_is_spa || dump_opt['R']) { |
428870ff BB |
3827 | error = spa_open_rewind(target, &spa, FTAG, policy, |
3828 | NULL); | |
3829 | if (error) { | |
3830 | /* | |
3831 | * If we're missing the log device then | |
3832 | * try opening the pool after clearing the | |
3833 | * log state. | |
3834 | */ | |
3835 | mutex_enter(&spa_namespace_lock); | |
3836 | if ((spa = spa_lookup(target)) != NULL && | |
3837 | spa->spa_log_state == SPA_LOG_MISSING) { | |
3838 | spa->spa_log_state = SPA_LOG_CLEAR; | |
3839 | error = 0; | |
3840 | } | |
3841 | mutex_exit(&spa_namespace_lock); | |
3842 | ||
3843 | if (!error) { | |
3844 | error = spa_open_rewind(target, &spa, | |
3845 | FTAG, policy, NULL); | |
3846 | } | |
3847 | } | |
b128c09f | 3848 | } else { |
428870ff BB |
3849 | error = dmu_objset_own(target, DMU_OST_ANY, |
3850 | B_TRUE, FTAG, &os); | |
b128c09f | 3851 | } |
34dc7c2f | 3852 | } |
428870ff | 3853 | nvlist_free(policy); |
34dc7c2f BB |
3854 | |
3855 | if (error) | |
428870ff | 3856 | fatal("can't open '%s': %s", target, strerror(error)); |
34dc7c2f BB |
3857 | |
3858 | argv++; | |
428870ff BB |
3859 | argc--; |
3860 | if (!dump_opt['R']) { | |
3861 | if (argc > 0) { | |
3862 | zopt_objects = argc; | |
3863 | zopt_object = calloc(zopt_objects, sizeof (uint64_t)); | |
3864 | for (i = 0; i < zopt_objects; i++) { | |
3865 | errno = 0; | |
3866 | zopt_object[i] = strtoull(argv[i], NULL, 0); | |
3867 | if (zopt_object[i] == 0 && errno != 0) | |
3868 | fatal("bad number %s: %s", | |
3869 | argv[i], strerror(errno)); | |
3870 | } | |
34dc7c2f | 3871 | } |
e6f7d015 CS |
3872 | if (os != NULL) { |
3873 | dump_dir(os); | |
3874 | } else if (zopt_objects > 0 && !dump_opt['m']) { | |
3875 | dump_dir(spa->spa_meta_objset); | |
3876 | } else { | |
3877 | dump_zpool(spa); | |
3878 | } | |
34dc7c2f | 3879 | } else { |
428870ff BB |
3880 | flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; |
3881 | flagbits['c'] = ZDB_FLAG_CHECKSUM; | |
3882 | flagbits['d'] = ZDB_FLAG_DECOMPRESS; | |
3883 | flagbits['e'] = ZDB_FLAG_BSWAP; | |
3884 | flagbits['g'] = ZDB_FLAG_GBH; | |
3885 | flagbits['i'] = ZDB_FLAG_INDIRECT; | |
3886 | flagbits['p'] = ZDB_FLAG_PHYS; | |
3887 | flagbits['r'] = ZDB_FLAG_RAW; | |
3888 | ||
3889 | for (i = 0; i < argc; i++) | |
3890 | zdb_read_block(argv[i], spa); | |
34dc7c2f BB |
3891 | } |
3892 | ||
428870ff BB |
3893 | (os != NULL) ? dmu_objset_disown(os, FTAG) : spa_close(spa, FTAG); |
3894 | ||
34dc7c2f | 3895 | fuid_table_destroy(); |
428870ff | 3896 | sa_loaded = B_FALSE; |
34dc7c2f BB |
3897 | |
3898 | libzfs_fini(g_zfs); | |
3899 | kernel_fini(); | |
3900 | ||
3901 | return (0); | |
3902 | } |