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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. |
cc99f275 | 24 | * Copyright (c) 2011, 2018 by Delphix. All rights reserved. |
a44e7faa | 25 | * Copyright (c) 2014 Integros [integros.com] |
35a357a9 | 26 | * Copyright 2016 Nexenta Systems, Inc. |
34fe773e | 27 | * Copyright (c) 2017, 2018 Lawrence Livermore National Security, LLC. |
a44e7faa | 28 | * Copyright (c) 2015, 2017, Intel Corporation. |
34dc7c2f BB |
29 | */ |
30 | ||
34dc7c2f | 31 | #include <stdio.h> |
d5869641 | 32 | #include <unistd.h> |
34dc7c2f BB |
33 | #include <stdio_ext.h> |
34 | #include <stdlib.h> | |
35 | #include <ctype.h> | |
36 | #include <sys/zfs_context.h> | |
37 | #include <sys/spa.h> | |
38 | #include <sys/spa_impl.h> | |
39 | #include <sys/dmu.h> | |
40 | #include <sys/zap.h> | |
41 | #include <sys/fs/zfs.h> | |
42 | #include <sys/zfs_znode.h> | |
428870ff BB |
43 | #include <sys/zfs_sa.h> |
44 | #include <sys/sa.h> | |
45 | #include <sys/sa_impl.h> | |
34dc7c2f BB |
46 | #include <sys/vdev.h> |
47 | #include <sys/vdev_impl.h> | |
48 | #include <sys/metaslab_impl.h> | |
49 | #include <sys/dmu_objset.h> | |
50 | #include <sys/dsl_dir.h> | |
51 | #include <sys/dsl_dataset.h> | |
52 | #include <sys/dsl_pool.h> | |
53 | #include <sys/dbuf.h> | |
54 | #include <sys/zil.h> | |
55 | #include <sys/zil_impl.h> | |
56 | #include <sys/stat.h> | |
57 | #include <sys/resource.h> | |
58 | #include <sys/dmu_traverse.h> | |
59 | #include <sys/zio_checksum.h> | |
60 | #include <sys/zio_compress.h> | |
61 | #include <sys/zfs_fuid.h> | |
b128c09f | 62 | #include <sys/arc.h> |
428870ff | 63 | #include <sys/ddt.h> |
9ae529ec | 64 | #include <sys/zfeature.h> |
a6255b7f | 65 | #include <sys/abd.h> |
a896468c | 66 | #include <sys/blkptr.h> |
b5256303 | 67 | #include <sys/dsl_crypt.h> |
6f1ffb06 | 68 | #include <zfs_comutil.h> |
34dc7c2f BB |
69 | #include <libzfs.h> |
70 | ||
867959b5 BB |
71 | #include "zdb.h" |
72 | ||
e6f7d015 CS |
73 | #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ |
74 | zio_compress_table[(idx)].ci_name : "UNKNOWN") | |
75 | #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ | |
76 | zio_checksum_table[(idx)].ci_name : "UNKNOWN") | |
e6f7d015 | 77 | #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ |
a1d477c2 MA |
78 | (idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA ? \ |
79 | DMU_OT_ZAP_OTHER : \ | |
80 | (idx) == DMU_OTN_UINT64_DATA || (idx) == DMU_OTN_UINT64_METADATA ? \ | |
81 | DMU_OT_UINT64_OTHER : DMU_OT_NUMTYPES) | |
428870ff | 82 | |
f3c9cac1 BB |
83 | static char * |
84 | zdb_ot_name(dmu_object_type_t type) | |
85 | { | |
86 | if (type < DMU_OT_NUMTYPES) | |
87 | return (dmu_ot[type].ot_name); | |
88 | else if ((type & DMU_OT_NEWTYPE) && | |
02730c33 | 89 | ((type & DMU_OT_BYTESWAP_MASK) < DMU_BSWAP_NUMFUNCS)) |
f3c9cac1 BB |
90 | return (dmu_ot_byteswap[type & DMU_OT_BYTESWAP_MASK].ob_name); |
91 | else | |
92 | return ("UNKNOWN"); | |
93 | } | |
94 | ||
d69a321e | 95 | extern int reference_tracking_enable; |
428870ff | 96 | extern int zfs_recover; |
0ec07248 | 97 | extern uint64_t zfs_arc_max, zfs_arc_meta_limit; |
e5fd1dd6 | 98 | extern int zfs_vdev_async_read_max_active; |
afd2f7b7 | 99 | extern boolean_t spa_load_verify_dryrun; |
428870ff | 100 | |
867959b5 | 101 | static const char cmdname[] = "zdb"; |
34dc7c2f BB |
102 | uint8_t dump_opt[256]; |
103 | ||
104 | typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); | |
105 | ||
34dc7c2f | 106 | uint64_t *zopt_object = NULL; |
867959b5 | 107 | static unsigned zopt_objects = 0; |
34dc7c2f | 108 | libzfs_handle_t *g_zfs; |
0ec07248 | 109 | uint64_t max_inflight = 1000; |
64c1dcef | 110 | static int leaked_objects = 0; |
34dc7c2f | 111 | |
252e1a54 MA |
112 | static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); |
113 | ||
34dc7c2f BB |
114 | /* |
115 | * These libumem hooks provide a reasonable set of defaults for the allocator's | |
116 | * debugging facilities. | |
117 | */ | |
118 | const char * | |
0bc8fd78 | 119 | _umem_debug_init(void) |
34dc7c2f BB |
120 | { |
121 | return ("default,verbose"); /* $UMEM_DEBUG setting */ | |
122 | } | |
123 | ||
124 | const char * | |
125 | _umem_logging_init(void) | |
126 | { | |
127 | return ("fail,contents"); /* $UMEM_LOGGING setting */ | |
128 | } | |
129 | ||
130 | static void | |
131 | usage(void) | |
132 | { | |
133 | (void) fprintf(stderr, | |
d2734cce | 134 | "Usage:\t%s [-AbcdDFGhikLMPsvX] [-e [-V] [-p <path> ...]] " |
a44e7faa BB |
135 | "[-I <inflight I/Os>]\n" |
136 | "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" | |
137 | "\t\t[<poolname> [<object> ...]]\n" | |
63f88c12 | 138 | "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>] <dataset>\n" |
139 | "\t\t[<object> ...]\n" | |
a44e7faa BB |
140 | "\t%s -C [-A] [-U <cache>]\n" |
141 | "\t%s -l [-Aqu] <device>\n" | |
06675310 RY |
142 | "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " |
143 | "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" | |
a44e7faa | 144 | "\t%s -O <dataset> <path>\n" |
06675310 | 145 | "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" |
a44e7faa | 146 | "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" |
a896468c | 147 | "\t%s -E [-A] word0:word1:...:word15\n" |
06675310 RY |
148 | "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " |
149 | "<poolname>\n\n", | |
a44e7faa | 150 | cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, |
a896468c | 151 | cmdname, cmdname); |
428870ff BB |
152 | |
153 | (void) fprintf(stderr, " Dataset name must include at least one " | |
154 | "separator character '/' or '@'\n"); | |
155 | (void) fprintf(stderr, " If dataset name is specified, only that " | |
156 | "dataset is dumped\n"); | |
157 | (void) fprintf(stderr, " If object numbers are specified, only " | |
158 | "those objects are dumped\n\n"); | |
159 | (void) fprintf(stderr, " Options to control amount of output:\n"); | |
428870ff | 160 | (void) fprintf(stderr, " -b block statistics\n"); |
428870ff | 161 | (void) fprintf(stderr, " -c checksum all metadata (twice for " |
9babb374 | 162 | "all data) blocks\n"); |
a44e7faa BB |
163 | (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); |
164 | (void) fprintf(stderr, " -d dataset(s)\n"); | |
428870ff | 165 | (void) fprintf(stderr, " -D dedup statistics\n"); |
a896468c MA |
166 | (void) fprintf(stderr, " -E decode and display block from an " |
167 | "embedded block pointer\n"); | |
a44e7faa BB |
168 | (void) fprintf(stderr, " -h pool history\n"); |
169 | (void) fprintf(stderr, " -i intent logs\n"); | |
35a357a9 | 170 | (void) fprintf(stderr, " -l read label contents\n"); |
d2734cce SD |
171 | (void) fprintf(stderr, " -k examine the checkpointed state " |
172 | "of the pool\n"); | |
fb5f0bc8 BB |
173 | (void) fprintf(stderr, " -L disable leak tracking (do not " |
174 | "load spacemaps)\n"); | |
a44e7faa BB |
175 | (void) fprintf(stderr, " -m metaslabs\n"); |
176 | (void) fprintf(stderr, " -M metaslab groups\n"); | |
177 | (void) fprintf(stderr, " -O perform object lookups by path\n"); | |
34dc7c2f | 178 | (void) fprintf(stderr, " -R read and display block from a " |
a44e7faa BB |
179 | "device\n"); |
180 | (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); | |
181 | (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); | |
182 | (void) fprintf(stderr, " -v verbose (applies to all " | |
183 | "others)\n\n"); | |
428870ff | 184 | (void) fprintf(stderr, " Below options are intended for use " |
9867e8be | 185 | "with other options:\n"); |
428870ff BB |
186 | (void) fprintf(stderr, " -A ignore assertions (-A), enable " |
187 | "panic recovery (-AA) or both (-AAA)\n"); | |
428870ff BB |
188 | (void) fprintf(stderr, " -e pool is exported/destroyed/" |
189 | "has altroot/not in a cachefile\n"); | |
a44e7faa BB |
190 | (void) fprintf(stderr, " -F attempt automatic rewind within " |
191 | "safe range of transaction groups\n"); | |
fa603f82 GM |
192 | (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " |
193 | "exiting\n"); | |
a44e7faa BB |
194 | (void) fprintf(stderr, " -I <number of inflight I/Os> -- " |
195 | "specify the maximum number of\n " | |
196 | "checksumming I/Os [default is 200]\n"); | |
ed828c0c | 197 | (void) fprintf(stderr, " -o <variable>=<value> set global " |
a44e7faa BB |
198 | "variable to an unsigned 32-bit integer\n"); |
199 | (void) fprintf(stderr, " -p <path> -- use one or more with " | |
200 | "-e to specify path to vdev dir\n"); | |
201 | (void) fprintf(stderr, " -P print numbers in parseable form\n"); | |
35a357a9 | 202 | (void) fprintf(stderr, " -q don't print label contents\n"); |
a44e7faa BB |
203 | (void) fprintf(stderr, " -t <txg> -- highest txg to use when " |
204 | "searching for uberblocks\n"); | |
35a357a9 | 205 | (void) fprintf(stderr, " -u uberblock\n"); |
a44e7faa BB |
206 | (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " |
207 | "cachefile\n"); | |
06675310 | 208 | (void) fprintf(stderr, " -V do verbatim import\n"); |
a44e7faa BB |
209 | (void) fprintf(stderr, " -x <dumpdir> -- " |
210 | "dump all read blocks into specified directory\n"); | |
211 | (void) fprintf(stderr, " -X attempt extreme rewind (does not " | |
212 | "work with dataset)\n"); | |
34dc7c2f BB |
213 | (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " |
214 | "to make only that option verbose\n"); | |
215 | (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); | |
216 | exit(1); | |
217 | } | |
218 | ||
fa603f82 GM |
219 | static void |
220 | dump_debug_buffer(void) | |
221 | { | |
222 | if (dump_opt['G']) { | |
223 | (void) printf("\n"); | |
224 | zfs_dbgmsg_print("zdb"); | |
225 | } | |
226 | } | |
227 | ||
9babb374 BB |
228 | /* |
229 | * Called for usage errors that are discovered after a call to spa_open(), | |
230 | * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. | |
231 | */ | |
232 | ||
34dc7c2f BB |
233 | static void |
234 | fatal(const char *fmt, ...) | |
235 | { | |
236 | va_list ap; | |
237 | ||
238 | va_start(ap, fmt); | |
239 | (void) fprintf(stderr, "%s: ", cmdname); | |
240 | (void) vfprintf(stderr, fmt, ap); | |
241 | va_end(ap); | |
242 | (void) fprintf(stderr, "\n"); | |
243 | ||
fa603f82 GM |
244 | dump_debug_buffer(); |
245 | ||
9babb374 | 246 | exit(1); |
34dc7c2f BB |
247 | } |
248 | ||
34dc7c2f BB |
249 | /* ARGSUSED */ |
250 | static void | |
251 | dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) | |
252 | { | |
253 | nvlist_t *nv; | |
254 | size_t nvsize = *(uint64_t *)data; | |
255 | char *packed = umem_alloc(nvsize, UMEM_NOFAIL); | |
256 | ||
9babb374 | 257 | VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); |
34dc7c2f BB |
258 | |
259 | VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); | |
260 | ||
261 | umem_free(packed, nvsize); | |
262 | ||
263 | dump_nvlist(nv, 8); | |
264 | ||
265 | nvlist_free(nv); | |
266 | } | |
267 | ||
6f1ffb06 MA |
268 | /* ARGSUSED */ |
269 | static void | |
270 | dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) | |
271 | { | |
272 | spa_history_phys_t *shp = data; | |
273 | ||
274 | if (shp == NULL) | |
275 | return; | |
276 | ||
277 | (void) printf("\t\tpool_create_len = %llu\n", | |
278 | (u_longlong_t)shp->sh_pool_create_len); | |
279 | (void) printf("\t\tphys_max_off = %llu\n", | |
280 | (u_longlong_t)shp->sh_phys_max_off); | |
281 | (void) printf("\t\tbof = %llu\n", | |
282 | (u_longlong_t)shp->sh_bof); | |
283 | (void) printf("\t\teof = %llu\n", | |
284 | (u_longlong_t)shp->sh_eof); | |
285 | (void) printf("\t\trecords_lost = %llu\n", | |
286 | (u_longlong_t)shp->sh_records_lost); | |
287 | } | |
288 | ||
428870ff | 289 | static void |
f3c8c9e6 | 290 | zdb_nicenum(uint64_t num, char *buf, size_t buflen) |
428870ff BB |
291 | { |
292 | if (dump_opt['P']) | |
f3c8c9e6 | 293 | (void) snprintf(buf, buflen, "%llu", (longlong_t)num); |
428870ff | 294 | else |
f3c8c9e6 | 295 | nicenum(num, buf, sizeof (buf)); |
428870ff BB |
296 | } |
297 | ||
867959b5 BB |
298 | static const char histo_stars[] = "****************************************"; |
299 | static const uint64_t histo_width = sizeof (histo_stars) - 1; | |
34dc7c2f BB |
300 | |
301 | static void | |
93cf2076 | 302 | dump_histogram(const uint64_t *histo, int size, int offset) |
34dc7c2f BB |
303 | { |
304 | int i; | |
d5869641 | 305 | int minidx = size - 1; |
34dc7c2f BB |
306 | int maxidx = 0; |
307 | uint64_t max = 0; | |
308 | ||
d5869641 | 309 | for (i = 0; i < size; i++) { |
34dc7c2f BB |
310 | if (histo[i] > max) |
311 | max = histo[i]; | |
312 | if (histo[i] > 0 && i > maxidx) | |
313 | maxidx = i; | |
314 | if (histo[i] > 0 && i < minidx) | |
315 | minidx = i; | |
316 | } | |
317 | ||
d5869641 MA |
318 | if (max < histo_width) |
319 | max = histo_width; | |
34dc7c2f | 320 | |
d5869641 MA |
321 | for (i = minidx; i <= maxidx; i++) { |
322 | (void) printf("\t\t\t%3u: %6llu %s\n", | |
93cf2076 | 323 | i + offset, (u_longlong_t)histo[i], |
d5869641 MA |
324 | &histo_stars[(max - histo[i]) * histo_width / max]); |
325 | } | |
34dc7c2f BB |
326 | } |
327 | ||
328 | static void | |
329 | dump_zap_stats(objset_t *os, uint64_t object) | |
330 | { | |
331 | int error; | |
332 | zap_stats_t zs; | |
333 | ||
334 | error = zap_get_stats(os, object, &zs); | |
335 | if (error) | |
336 | return; | |
337 | ||
338 | if (zs.zs_ptrtbl_len == 0) { | |
339 | ASSERT(zs.zs_num_blocks == 1); | |
340 | (void) printf("\tmicrozap: %llu bytes, %llu entries\n", | |
341 | (u_longlong_t)zs.zs_blocksize, | |
342 | (u_longlong_t)zs.zs_num_entries); | |
343 | return; | |
344 | } | |
345 | ||
346 | (void) printf("\tFat ZAP stats:\n"); | |
347 | ||
348 | (void) printf("\t\tPointer table:\n"); | |
349 | (void) printf("\t\t\t%llu elements\n", | |
350 | (u_longlong_t)zs.zs_ptrtbl_len); | |
351 | (void) printf("\t\t\tzt_blk: %llu\n", | |
352 | (u_longlong_t)zs.zs_ptrtbl_zt_blk); | |
353 | (void) printf("\t\t\tzt_numblks: %llu\n", | |
354 | (u_longlong_t)zs.zs_ptrtbl_zt_numblks); | |
355 | (void) printf("\t\t\tzt_shift: %llu\n", | |
356 | (u_longlong_t)zs.zs_ptrtbl_zt_shift); | |
357 | (void) printf("\t\t\tzt_blks_copied: %llu\n", | |
358 | (u_longlong_t)zs.zs_ptrtbl_blks_copied); | |
359 | (void) printf("\t\t\tzt_nextblk: %llu\n", | |
360 | (u_longlong_t)zs.zs_ptrtbl_nextblk); | |
361 | ||
362 | (void) printf("\t\tZAP entries: %llu\n", | |
363 | (u_longlong_t)zs.zs_num_entries); | |
364 | (void) printf("\t\tLeaf blocks: %llu\n", | |
365 | (u_longlong_t)zs.zs_num_leafs); | |
366 | (void) printf("\t\tTotal blocks: %llu\n", | |
367 | (u_longlong_t)zs.zs_num_blocks); | |
368 | (void) printf("\t\tzap_block_type: 0x%llx\n", | |
369 | (u_longlong_t)zs.zs_block_type); | |
370 | (void) printf("\t\tzap_magic: 0x%llx\n", | |
371 | (u_longlong_t)zs.zs_magic); | |
372 | (void) printf("\t\tzap_salt: 0x%llx\n", | |
373 | (u_longlong_t)zs.zs_salt); | |
374 | ||
375 | (void) printf("\t\tLeafs with 2^n pointers:\n"); | |
93cf2076 | 376 | dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
377 | |
378 | (void) printf("\t\tBlocks with n*5 entries:\n"); | |
93cf2076 | 379 | dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
380 | |
381 | (void) printf("\t\tBlocks n/10 full:\n"); | |
93cf2076 | 382 | dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
383 | |
384 | (void) printf("\t\tEntries with n chunks:\n"); | |
93cf2076 | 385 | dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
386 | |
387 | (void) printf("\t\tBuckets with n entries:\n"); | |
93cf2076 | 388 | dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
389 | } |
390 | ||
391 | /*ARGSUSED*/ | |
392 | static void | |
393 | dump_none(objset_t *os, uint64_t object, void *data, size_t size) | |
394 | { | |
395 | } | |
396 | ||
428870ff BB |
397 | /*ARGSUSED*/ |
398 | static void | |
399 | dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) | |
400 | { | |
401 | (void) printf("\tUNKNOWN OBJECT TYPE\n"); | |
402 | } | |
403 | ||
34dc7c2f | 404 | /*ARGSUSED*/ |
867959b5 | 405 | static void |
34dc7c2f BB |
406 | dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) |
407 | { | |
408 | } | |
409 | ||
410 | /*ARGSUSED*/ | |
411 | static void | |
412 | dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) | |
413 | { | |
414 | } | |
415 | ||
416 | /*ARGSUSED*/ | |
417 | static void | |
418 | dump_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
419 | { | |
420 | zap_cursor_t zc; | |
421 | zap_attribute_t attr; | |
422 | void *prop; | |
867959b5 | 423 | unsigned i; |
34dc7c2f BB |
424 | |
425 | dump_zap_stats(os, object); | |
426 | (void) printf("\n"); | |
427 | ||
428 | for (zap_cursor_init(&zc, os, object); | |
429 | zap_cursor_retrieve(&zc, &attr) == 0; | |
430 | zap_cursor_advance(&zc)) { | |
431 | (void) printf("\t\t%s = ", attr.za_name); | |
432 | if (attr.za_num_integers == 0) { | |
433 | (void) printf("\n"); | |
434 | continue; | |
435 | } | |
436 | prop = umem_zalloc(attr.za_num_integers * | |
437 | attr.za_integer_length, UMEM_NOFAIL); | |
438 | (void) zap_lookup(os, object, attr.za_name, | |
439 | attr.za_integer_length, attr.za_num_integers, prop); | |
440 | if (attr.za_integer_length == 1) { | |
441 | (void) printf("%s", (char *)prop); | |
442 | } else { | |
443 | for (i = 0; i < attr.za_num_integers; i++) { | |
444 | switch (attr.za_integer_length) { | |
445 | case 2: | |
446 | (void) printf("%u ", | |
447 | ((uint16_t *)prop)[i]); | |
448 | break; | |
449 | case 4: | |
450 | (void) printf("%u ", | |
451 | ((uint32_t *)prop)[i]); | |
452 | break; | |
453 | case 8: | |
454 | (void) printf("%lld ", | |
455 | (u_longlong_t)((int64_t *)prop)[i]); | |
456 | break; | |
457 | } | |
458 | } | |
459 | } | |
460 | (void) printf("\n"); | |
461 | umem_free(prop, attr.za_num_integers * attr.za_integer_length); | |
462 | } | |
463 | zap_cursor_fini(&zc); | |
464 | } | |
465 | ||
252e1a54 MA |
466 | static void |
467 | dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) | |
468 | { | |
469 | bpobj_phys_t *bpop = data; | |
470 | uint64_t i; | |
471 | char bytes[32], comp[32], uncomp[32]; | |
472 | ||
f3c8c9e6 JK |
473 | /* make sure the output won't get truncated */ |
474 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
475 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
476 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
477 | ||
252e1a54 MA |
478 | if (bpop == NULL) |
479 | return; | |
480 | ||
f3c8c9e6 JK |
481 | zdb_nicenum(bpop->bpo_bytes, bytes, sizeof (bytes)); |
482 | zdb_nicenum(bpop->bpo_comp, comp, sizeof (comp)); | |
483 | zdb_nicenum(bpop->bpo_uncomp, uncomp, sizeof (uncomp)); | |
252e1a54 MA |
484 | |
485 | (void) printf("\t\tnum_blkptrs = %llu\n", | |
486 | (u_longlong_t)bpop->bpo_num_blkptrs); | |
487 | (void) printf("\t\tbytes = %s\n", bytes); | |
488 | if (size >= BPOBJ_SIZE_V1) { | |
489 | (void) printf("\t\tcomp = %s\n", comp); | |
490 | (void) printf("\t\tuncomp = %s\n", uncomp); | |
491 | } | |
492 | if (size >= sizeof (*bpop)) { | |
493 | (void) printf("\t\tsubobjs = %llu\n", | |
494 | (u_longlong_t)bpop->bpo_subobjs); | |
495 | (void) printf("\t\tnum_subobjs = %llu\n", | |
496 | (u_longlong_t)bpop->bpo_num_subobjs); | |
497 | } | |
498 | ||
499 | if (dump_opt['d'] < 5) | |
500 | return; | |
501 | ||
502 | for (i = 0; i < bpop->bpo_num_blkptrs; i++) { | |
503 | char blkbuf[BP_SPRINTF_LEN]; | |
504 | blkptr_t bp; | |
505 | ||
506 | int err = dmu_read(os, object, | |
507 | i * sizeof (bp), sizeof (bp), &bp, 0); | |
508 | if (err != 0) { | |
509 | (void) printf("got error %u from dmu_read\n", err); | |
510 | break; | |
511 | } | |
512 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); | |
513 | (void) printf("\t%s\n", blkbuf); | |
514 | } | |
515 | } | |
516 | ||
517 | /* ARGSUSED */ | |
518 | static void | |
519 | dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) | |
520 | { | |
521 | dmu_object_info_t doi; | |
2986b3fd | 522 | int64_t i; |
252e1a54 MA |
523 | |
524 | VERIFY0(dmu_object_info(os, object, &doi)); | |
525 | uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); | |
526 | ||
527 | int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); | |
528 | if (err != 0) { | |
529 | (void) printf("got error %u from dmu_read\n", err); | |
530 | kmem_free(subobjs, doi.doi_max_offset); | |
531 | return; | |
532 | } | |
533 | ||
534 | int64_t last_nonzero = -1; | |
535 | for (i = 0; i < doi.doi_max_offset / 8; i++) { | |
536 | if (subobjs[i] != 0) | |
537 | last_nonzero = i; | |
538 | } | |
539 | ||
540 | for (i = 0; i <= last_nonzero; i++) { | |
2986b3fd | 541 | (void) printf("\t%llu\n", (u_longlong_t)subobjs[i]); |
252e1a54 MA |
542 | } |
543 | kmem_free(subobjs, doi.doi_max_offset); | |
544 | } | |
545 | ||
428870ff BB |
546 | /*ARGSUSED*/ |
547 | static void | |
548 | dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
549 | { | |
550 | dump_zap_stats(os, object); | |
551 | /* contents are printed elsewhere, properly decoded */ | |
552 | } | |
553 | ||
554 | /*ARGSUSED*/ | |
555 | static void | |
556 | dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) | |
557 | { | |
558 | zap_cursor_t zc; | |
559 | zap_attribute_t attr; | |
560 | ||
561 | dump_zap_stats(os, object); | |
562 | (void) printf("\n"); | |
563 | ||
564 | for (zap_cursor_init(&zc, os, object); | |
565 | zap_cursor_retrieve(&zc, &attr) == 0; | |
566 | zap_cursor_advance(&zc)) { | |
567 | (void) printf("\t\t%s = ", attr.za_name); | |
568 | if (attr.za_num_integers == 0) { | |
569 | (void) printf("\n"); | |
570 | continue; | |
571 | } | |
572 | (void) printf(" %llx : [%d:%d:%d]\n", | |
573 | (u_longlong_t)attr.za_first_integer, | |
574 | (int)ATTR_LENGTH(attr.za_first_integer), | |
575 | (int)ATTR_BSWAP(attr.za_first_integer), | |
576 | (int)ATTR_NUM(attr.za_first_integer)); | |
577 | } | |
578 | zap_cursor_fini(&zc); | |
579 | } | |
580 | ||
581 | /*ARGSUSED*/ | |
582 | static void | |
583 | dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) | |
584 | { | |
585 | zap_cursor_t zc; | |
586 | zap_attribute_t attr; | |
587 | uint16_t *layout_attrs; | |
867959b5 | 588 | unsigned i; |
428870ff BB |
589 | |
590 | dump_zap_stats(os, object); | |
591 | (void) printf("\n"); | |
592 | ||
593 | for (zap_cursor_init(&zc, os, object); | |
594 | zap_cursor_retrieve(&zc, &attr) == 0; | |
595 | zap_cursor_advance(&zc)) { | |
596 | (void) printf("\t\t%s = [", attr.za_name); | |
597 | if (attr.za_num_integers == 0) { | |
598 | (void) printf("\n"); | |
599 | continue; | |
600 | } | |
601 | ||
602 | VERIFY(attr.za_integer_length == 2); | |
603 | layout_attrs = umem_zalloc(attr.za_num_integers * | |
604 | attr.za_integer_length, UMEM_NOFAIL); | |
605 | ||
606 | VERIFY(zap_lookup(os, object, attr.za_name, | |
607 | attr.za_integer_length, | |
608 | attr.za_num_integers, layout_attrs) == 0); | |
609 | ||
610 | for (i = 0; i != attr.za_num_integers; i++) | |
611 | (void) printf(" %d ", (int)layout_attrs[i]); | |
612 | (void) printf("]\n"); | |
613 | umem_free(layout_attrs, | |
614 | attr.za_num_integers * attr.za_integer_length); | |
615 | } | |
616 | zap_cursor_fini(&zc); | |
617 | } | |
618 | ||
34dc7c2f BB |
619 | /*ARGSUSED*/ |
620 | static void | |
621 | dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) | |
622 | { | |
623 | zap_cursor_t zc; | |
624 | zap_attribute_t attr; | |
625 | const char *typenames[] = { | |
626 | /* 0 */ "not specified", | |
627 | /* 1 */ "FIFO", | |
628 | /* 2 */ "Character Device", | |
629 | /* 3 */ "3 (invalid)", | |
630 | /* 4 */ "Directory", | |
631 | /* 5 */ "5 (invalid)", | |
632 | /* 6 */ "Block Device", | |
633 | /* 7 */ "7 (invalid)", | |
634 | /* 8 */ "Regular File", | |
635 | /* 9 */ "9 (invalid)", | |
636 | /* 10 */ "Symbolic Link", | |
637 | /* 11 */ "11 (invalid)", | |
638 | /* 12 */ "Socket", | |
639 | /* 13 */ "Door", | |
640 | /* 14 */ "Event Port", | |
641 | /* 15 */ "15 (invalid)", | |
642 | }; | |
643 | ||
644 | dump_zap_stats(os, object); | |
645 | (void) printf("\n"); | |
646 | ||
647 | for (zap_cursor_init(&zc, os, object); | |
648 | zap_cursor_retrieve(&zc, &attr) == 0; | |
649 | zap_cursor_advance(&zc)) { | |
650 | (void) printf("\t\t%s = %lld (type: %s)\n", | |
651 | attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), | |
652 | typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); | |
653 | } | |
654 | zap_cursor_fini(&zc); | |
655 | } | |
656 | ||
867959b5 | 657 | static int |
93cf2076 GW |
658 | get_dtl_refcount(vdev_t *vd) |
659 | { | |
660 | int refcount = 0; | |
93cf2076 GW |
661 | |
662 | if (vd->vdev_ops->vdev_op_leaf) { | |
663 | space_map_t *sm = vd->vdev_dtl_sm; | |
664 | ||
665 | if (sm != NULL && | |
666 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
667 | return (1); | |
668 | return (0); | |
669 | } | |
670 | ||
867959b5 | 671 | for (unsigned c = 0; c < vd->vdev_children; c++) |
93cf2076 GW |
672 | refcount += get_dtl_refcount(vd->vdev_child[c]); |
673 | return (refcount); | |
674 | } | |
675 | ||
867959b5 | 676 | static int |
93cf2076 GW |
677 | get_metaslab_refcount(vdev_t *vd) |
678 | { | |
679 | int refcount = 0; | |
93cf2076 | 680 | |
a1d477c2 MA |
681 | if (vd->vdev_top == vd) { |
682 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
93cf2076 GW |
683 | space_map_t *sm = vd->vdev_ms[m]->ms_sm; |
684 | ||
685 | if (sm != NULL && | |
686 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
687 | refcount++; | |
688 | } | |
689 | } | |
867959b5 | 690 | for (unsigned c = 0; c < vd->vdev_children; c++) |
93cf2076 GW |
691 | refcount += get_metaslab_refcount(vd->vdev_child[c]); |
692 | ||
693 | return (refcount); | |
694 | } | |
695 | ||
a1d477c2 MA |
696 | static int |
697 | get_obsolete_refcount(vdev_t *vd) | |
698 | { | |
699 | int refcount = 0; | |
700 | ||
701 | uint64_t obsolete_sm_obj = vdev_obsolete_sm_object(vd); | |
702 | if (vd->vdev_top == vd && obsolete_sm_obj != 0) { | |
703 | dmu_object_info_t doi; | |
704 | VERIFY0(dmu_object_info(vd->vdev_spa->spa_meta_objset, | |
705 | obsolete_sm_obj, &doi)); | |
706 | if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { | |
707 | refcount++; | |
708 | } | |
709 | } else { | |
710 | ASSERT3P(vd->vdev_obsolete_sm, ==, NULL); | |
711 | ASSERT3U(obsolete_sm_obj, ==, 0); | |
712 | } | |
713 | for (unsigned c = 0; c < vd->vdev_children; c++) { | |
714 | refcount += get_obsolete_refcount(vd->vdev_child[c]); | |
715 | } | |
716 | ||
717 | return (refcount); | |
718 | } | |
719 | ||
720 | static int | |
721 | get_prev_obsolete_spacemap_refcount(spa_t *spa) | |
722 | { | |
723 | uint64_t prev_obj = | |
724 | spa->spa_condensing_indirect_phys.scip_prev_obsolete_sm_object; | |
725 | if (prev_obj != 0) { | |
726 | dmu_object_info_t doi; | |
727 | VERIFY0(dmu_object_info(spa->spa_meta_objset, prev_obj, &doi)); | |
728 | if (doi.doi_bonus_size == sizeof (space_map_phys_t)) { | |
729 | return (1); | |
730 | } | |
731 | } | |
732 | return (0); | |
733 | } | |
734 | ||
d2734cce SD |
735 | static int |
736 | get_checkpoint_refcount(vdev_t *vd) | |
737 | { | |
738 | int refcount = 0; | |
739 | ||
740 | if (vd->vdev_top == vd && vd->vdev_top_zap != 0 && | |
741 | zap_contains(spa_meta_objset(vd->vdev_spa), | |
742 | vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) == 0) | |
743 | refcount++; | |
744 | ||
745 | for (uint64_t c = 0; c < vd->vdev_children; c++) | |
746 | refcount += get_checkpoint_refcount(vd->vdev_child[c]); | |
747 | ||
748 | return (refcount); | |
749 | } | |
750 | ||
93cf2076 GW |
751 | static int |
752 | verify_spacemap_refcounts(spa_t *spa) | |
753 | { | |
fa86b5db MA |
754 | uint64_t expected_refcount = 0; |
755 | uint64_t actual_refcount; | |
93cf2076 | 756 | |
fa86b5db MA |
757 | (void) feature_get_refcount(spa, |
758 | &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], | |
759 | &expected_refcount); | |
93cf2076 GW |
760 | actual_refcount = get_dtl_refcount(spa->spa_root_vdev); |
761 | actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); | |
a1d477c2 MA |
762 | actual_refcount += get_obsolete_refcount(spa->spa_root_vdev); |
763 | actual_refcount += get_prev_obsolete_spacemap_refcount(spa); | |
d2734cce | 764 | actual_refcount += get_checkpoint_refcount(spa->spa_root_vdev); |
93cf2076 GW |
765 | |
766 | if (expected_refcount != actual_refcount) { | |
fa86b5db MA |
767 | (void) printf("space map refcount mismatch: expected %lld != " |
768 | "actual %lld\n", | |
769 | (longlong_t)expected_refcount, | |
770 | (longlong_t)actual_refcount); | |
93cf2076 GW |
771 | return (2); |
772 | } | |
773 | return (0); | |
774 | } | |
775 | ||
34dc7c2f | 776 | static void |
93cf2076 | 777 | dump_spacemap(objset_t *os, space_map_t *sm) |
34dc7c2f | 778 | { |
867959b5 | 779 | const char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", |
a1d477c2 | 780 | "INVALID", "INVALID", "INVALID", "INVALID" }; |
34dc7c2f | 781 | |
93cf2076 | 782 | if (sm == NULL) |
34dc7c2f BB |
783 | return; |
784 | ||
a1d477c2 MA |
785 | (void) printf("space map object %llu:\n", |
786 | (longlong_t)sm->sm_phys->smp_object); | |
787 | (void) printf(" smp_objsize = 0x%llx\n", | |
788 | (longlong_t)sm->sm_phys->smp_objsize); | |
789 | (void) printf(" smp_alloc = 0x%llx\n", | |
790 | (longlong_t)sm->sm_phys->smp_alloc); | |
791 | ||
34dc7c2f BB |
792 | /* |
793 | * Print out the freelist entries in both encoded and decoded form. | |
794 | */ | |
4d044c4c SD |
795 | uint8_t mapshift = sm->sm_shift; |
796 | int64_t alloc = 0; | |
797 | uint64_t word; | |
798 | for (uint64_t offset = 0; offset < space_map_length(sm); | |
799 | offset += sizeof (word)) { | |
93cf2076 GW |
800 | |
801 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
4d044c4c | 802 | sizeof (word), &word, DMU_READ_PREFETCH)); |
93cf2076 | 803 | |
4d044c4c | 804 | if (sm_entry_is_debug(word)) { |
428870ff | 805 | (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", |
4d044c4c SD |
806 | (u_longlong_t)(offset / sizeof (word)), |
807 | ddata[SM_DEBUG_ACTION_DECODE(word)], | |
808 | (u_longlong_t)SM_DEBUG_TXG_DECODE(word), | |
809 | (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(word)); | |
810 | continue; | |
811 | } | |
812 | ||
813 | uint8_t words; | |
814 | char entry_type; | |
815 | uint64_t entry_off, entry_run, entry_vdev = SM_NO_VDEVID; | |
816 | ||
817 | if (sm_entry_is_single_word(word)) { | |
818 | entry_type = (SM_TYPE_DECODE(word) == SM_ALLOC) ? | |
819 | 'A' : 'F'; | |
820 | entry_off = (SM_OFFSET_DECODE(word) << mapshift) + | |
821 | sm->sm_start; | |
822 | entry_run = SM_RUN_DECODE(word) << mapshift; | |
823 | words = 1; | |
34dc7c2f | 824 | } else { |
4d044c4c SD |
825 | /* it is a two-word entry so we read another word */ |
826 | ASSERT(sm_entry_is_double_word(word)); | |
827 | ||
828 | uint64_t extra_word; | |
829 | offset += sizeof (extra_word); | |
830 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
831 | sizeof (extra_word), &extra_word, | |
832 | DMU_READ_PREFETCH)); | |
833 | ||
834 | ASSERT3U(offset, <=, space_map_length(sm)); | |
835 | ||
836 | entry_run = SM2_RUN_DECODE(word) << mapshift; | |
837 | entry_vdev = SM2_VDEV_DECODE(word); | |
838 | entry_type = (SM2_TYPE_DECODE(extra_word) == SM_ALLOC) ? | |
839 | 'A' : 'F'; | |
840 | entry_off = (SM2_OFFSET_DECODE(extra_word) << | |
841 | mapshift) + sm->sm_start; | |
842 | words = 2; | |
34dc7c2f | 843 | } |
4d044c4c SD |
844 | |
845 | (void) printf("\t [%6llu] %c range:" | |
846 | " %010llx-%010llx size: %06llx vdev: %06llu words: %u\n", | |
847 | (u_longlong_t)(offset / sizeof (word)), | |
848 | entry_type, (u_longlong_t)entry_off, | |
849 | (u_longlong_t)(entry_off + entry_run), | |
850 | (u_longlong_t)entry_run, | |
851 | (u_longlong_t)entry_vdev, words); | |
852 | ||
853 | if (entry_type == 'A') | |
854 | alloc += entry_run; | |
855 | else | |
856 | alloc -= entry_run; | |
34dc7c2f | 857 | } |
4d044c4c SD |
858 | if ((uint64_t)alloc != space_map_allocated(sm)) { |
859 | (void) printf("space_map_object alloc (%lld) INCONSISTENT " | |
860 | "with space map summary (%lld)\n", | |
861 | (longlong_t)space_map_allocated(sm), (longlong_t)alloc); | |
34dc7c2f BB |
862 | } |
863 | } | |
864 | ||
9babb374 BB |
865 | static void |
866 | dump_metaslab_stats(metaslab_t *msp) | |
867 | { | |
428870ff | 868 | char maxbuf[32]; |
d2734cce SD |
869 | range_tree_t *rt = msp->ms_allocatable; |
870 | avl_tree_t *t = &msp->ms_allocatable_by_size; | |
93cf2076 | 871 | int free_pct = range_tree_space(rt) * 100 / msp->ms_size; |
9babb374 | 872 | |
f3c8c9e6 JK |
873 | /* max sure nicenum has enough space */ |
874 | CTASSERT(sizeof (maxbuf) >= NN_NUMBUF_SZ); | |
875 | ||
876 | zdb_nicenum(metaslab_block_maxsize(msp), maxbuf, sizeof (maxbuf)); | |
9babb374 | 877 | |
428870ff | 878 | (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", |
9babb374 BB |
879 | "segments", avl_numnodes(t), "maxsize", maxbuf, |
880 | "freepct", free_pct); | |
93cf2076 GW |
881 | (void) printf("\tIn-memory histogram:\n"); |
882 | dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
9babb374 BB |
883 | } |
884 | ||
34dc7c2f BB |
885 | static void |
886 | dump_metaslab(metaslab_t *msp) | |
887 | { | |
34dc7c2f BB |
888 | vdev_t *vd = msp->ms_group->mg_vd; |
889 | spa_t *spa = vd->vdev_spa; | |
93cf2076 | 890 | space_map_t *sm = msp->ms_sm; |
428870ff | 891 | char freebuf[32]; |
34dc7c2f | 892 | |
f3c8c9e6 JK |
893 | zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf, |
894 | sizeof (freebuf)); | |
34dc7c2f | 895 | |
34dc7c2f | 896 | (void) printf( |
428870ff | 897 | "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", |
93cf2076 GW |
898 | (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, |
899 | (u_longlong_t)space_map_object(sm), freebuf); | |
34dc7c2f | 900 | |
93cf2076 | 901 | if (dump_opt['m'] > 2 && !dump_opt['L']) { |
9babb374 | 902 | mutex_enter(&msp->ms_lock); |
93cf2076 GW |
903 | metaslab_load_wait(msp); |
904 | if (!msp->ms_loaded) { | |
905 | VERIFY0(metaslab_load(msp)); | |
d2734cce | 906 | range_tree_stat_verify(msp->ms_allocatable); |
93cf2076 | 907 | } |
9babb374 | 908 | dump_metaslab_stats(msp); |
93cf2076 | 909 | metaslab_unload(msp); |
9babb374 BB |
910 | mutex_exit(&msp->ms_lock); |
911 | } | |
912 | ||
93cf2076 | 913 | if (dump_opt['m'] > 1 && sm != NULL && |
fa86b5db | 914 | spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { |
93cf2076 GW |
915 | /* |
916 | * The space map histogram represents free space in chunks | |
917 | * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). | |
918 | */ | |
f3a7f661 GW |
919 | (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", |
920 | (u_longlong_t)msp->ms_fragmentation); | |
93cf2076 | 921 | dump_histogram(sm->sm_phys->smp_histogram, |
f3a7f661 | 922 | SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); |
93cf2076 GW |
923 | } |
924 | ||
925 | if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { | |
926 | ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); | |
9babb374 | 927 | |
93cf2076 | 928 | dump_spacemap(spa->spa_meta_objset, msp->ms_sm); |
9babb374 | 929 | } |
428870ff | 930 | } |
34dc7c2f | 931 | |
428870ff BB |
932 | static void |
933 | print_vdev_metaslab_header(vdev_t *vd) | |
934 | { | |
cc99f275 DB |
935 | vdev_alloc_bias_t alloc_bias = vd->vdev_alloc_bias; |
936 | const char *bias_str; | |
937 | ||
938 | bias_str = (alloc_bias == VDEV_BIAS_LOG || vd->vdev_islog) ? | |
939 | VDEV_ALLOC_BIAS_LOG : | |
940 | (alloc_bias == VDEV_BIAS_SPECIAL) ? VDEV_ALLOC_BIAS_SPECIAL : | |
941 | (alloc_bias == VDEV_BIAS_DEDUP) ? VDEV_ALLOC_BIAS_DEDUP : | |
942 | vd->vdev_islog ? "log" : ""; | |
943 | ||
944 | (void) printf("\tvdev %10llu %s\n" | |
945 | "\t%-10s%5llu %-19s %-15s %-12s\n", | |
946 | (u_longlong_t)vd->vdev_id, bias_str, | |
428870ff BB |
947 | "metaslabs", (u_longlong_t)vd->vdev_ms_count, |
948 | "offset", "spacemap", "free"); | |
cc99f275 | 949 | (void) printf("\t%15s %19s %15s %12s\n", |
428870ff | 950 | "---------------", "-------------------", |
cc99f275 | 951 | "---------------", "------------"); |
34dc7c2f BB |
952 | } |
953 | ||
f3a7f661 GW |
954 | static void |
955 | dump_metaslab_groups(spa_t *spa) | |
956 | { | |
957 | vdev_t *rvd = spa->spa_root_vdev; | |
958 | metaslab_class_t *mc = spa_normal_class(spa); | |
959 | uint64_t fragmentation; | |
f3a7f661 GW |
960 | |
961 | metaslab_class_histogram_verify(mc); | |
962 | ||
867959b5 | 963 | for (unsigned c = 0; c < rvd->vdev_children; c++) { |
f3a7f661 GW |
964 | vdev_t *tvd = rvd->vdev_child[c]; |
965 | metaslab_group_t *mg = tvd->vdev_mg; | |
966 | ||
cc99f275 | 967 | if (mg == NULL || mg->mg_class != mc) |
f3a7f661 GW |
968 | continue; |
969 | ||
970 | metaslab_group_histogram_verify(mg); | |
971 | mg->mg_fragmentation = metaslab_group_fragmentation(mg); | |
972 | ||
973 | (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" | |
974 | "fragmentation", | |
975 | (u_longlong_t)tvd->vdev_id, | |
976 | (u_longlong_t)tvd->vdev_ms_count); | |
977 | if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { | |
978 | (void) printf("%3s\n", "-"); | |
979 | } else { | |
980 | (void) printf("%3llu%%\n", | |
981 | (u_longlong_t)mg->mg_fragmentation); | |
982 | } | |
983 | dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
984 | } | |
985 | ||
986 | (void) printf("\tpool %s\tfragmentation", spa_name(spa)); | |
987 | fragmentation = metaslab_class_fragmentation(mc); | |
988 | if (fragmentation == ZFS_FRAG_INVALID) | |
989 | (void) printf("\t%3s\n", "-"); | |
990 | else | |
991 | (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); | |
992 | dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
993 | } | |
994 | ||
a1d477c2 MA |
995 | static void |
996 | print_vdev_indirect(vdev_t *vd) | |
997 | { | |
998 | vdev_indirect_config_t *vic = &vd->vdev_indirect_config; | |
999 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
1000 | vdev_indirect_births_t *vib = vd->vdev_indirect_births; | |
1001 | ||
1002 | if (vim == NULL) { | |
1003 | ASSERT3P(vib, ==, NULL); | |
1004 | return; | |
1005 | } | |
1006 | ||
1007 | ASSERT3U(vdev_indirect_mapping_object(vim), ==, | |
1008 | vic->vic_mapping_object); | |
1009 | ASSERT3U(vdev_indirect_births_object(vib), ==, | |
1010 | vic->vic_births_object); | |
1011 | ||
1012 | (void) printf("indirect births obj %llu:\n", | |
1013 | (longlong_t)vic->vic_births_object); | |
1014 | (void) printf(" vib_count = %llu\n", | |
1015 | (longlong_t)vdev_indirect_births_count(vib)); | |
1016 | for (uint64_t i = 0; i < vdev_indirect_births_count(vib); i++) { | |
1017 | vdev_indirect_birth_entry_phys_t *cur_vibe = | |
1018 | &vib->vib_entries[i]; | |
1019 | (void) printf("\toffset %llx -> txg %llu\n", | |
1020 | (longlong_t)cur_vibe->vibe_offset, | |
1021 | (longlong_t)cur_vibe->vibe_phys_birth_txg); | |
1022 | } | |
1023 | (void) printf("\n"); | |
1024 | ||
1025 | (void) printf("indirect mapping obj %llu:\n", | |
1026 | (longlong_t)vic->vic_mapping_object); | |
1027 | (void) printf(" vim_max_offset = 0x%llx\n", | |
1028 | (longlong_t)vdev_indirect_mapping_max_offset(vim)); | |
1029 | (void) printf(" vim_bytes_mapped = 0x%llx\n", | |
1030 | (longlong_t)vdev_indirect_mapping_bytes_mapped(vim)); | |
1031 | (void) printf(" vim_count = %llu\n", | |
1032 | (longlong_t)vdev_indirect_mapping_num_entries(vim)); | |
1033 | ||
1034 | if (dump_opt['d'] <= 5 && dump_opt['m'] <= 3) | |
1035 | return; | |
1036 | ||
1037 | uint32_t *counts = vdev_indirect_mapping_load_obsolete_counts(vim); | |
1038 | ||
1039 | for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { | |
1040 | vdev_indirect_mapping_entry_phys_t *vimep = | |
1041 | &vim->vim_entries[i]; | |
1042 | (void) printf("\t<%llx:%llx:%llx> -> " | |
1043 | "<%llx:%llx:%llx> (%x obsolete)\n", | |
1044 | (longlong_t)vd->vdev_id, | |
1045 | (longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), | |
1046 | (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
1047 | (longlong_t)DVA_GET_VDEV(&vimep->vimep_dst), | |
1048 | (longlong_t)DVA_GET_OFFSET(&vimep->vimep_dst), | |
1049 | (longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
1050 | counts[i]); | |
1051 | } | |
1052 | (void) printf("\n"); | |
1053 | ||
1054 | uint64_t obsolete_sm_object = vdev_obsolete_sm_object(vd); | |
1055 | if (obsolete_sm_object != 0) { | |
1056 | objset_t *mos = vd->vdev_spa->spa_meta_objset; | |
1057 | (void) printf("obsolete space map object %llu:\n", | |
1058 | (u_longlong_t)obsolete_sm_object); | |
1059 | ASSERT(vd->vdev_obsolete_sm != NULL); | |
1060 | ASSERT3U(space_map_object(vd->vdev_obsolete_sm), ==, | |
1061 | obsolete_sm_object); | |
1062 | dump_spacemap(mos, vd->vdev_obsolete_sm); | |
1063 | (void) printf("\n"); | |
1064 | } | |
1065 | } | |
1066 | ||
34dc7c2f BB |
1067 | static void |
1068 | dump_metaslabs(spa_t *spa) | |
1069 | { | |
428870ff BB |
1070 | vdev_t *vd, *rvd = spa->spa_root_vdev; |
1071 | uint64_t m, c = 0, children = rvd->vdev_children; | |
34dc7c2f BB |
1072 | |
1073 | (void) printf("\nMetaslabs:\n"); | |
1074 | ||
428870ff BB |
1075 | if (!dump_opt['d'] && zopt_objects > 0) { |
1076 | c = zopt_object[0]; | |
1077 | ||
1078 | if (c >= children) | |
1079 | (void) fatal("bad vdev id: %llu", (u_longlong_t)c); | |
34dc7c2f | 1080 | |
428870ff BB |
1081 | if (zopt_objects > 1) { |
1082 | vd = rvd->vdev_child[c]; | |
1083 | print_vdev_metaslab_header(vd); | |
1084 | ||
1085 | for (m = 1; m < zopt_objects; m++) { | |
1086 | if (zopt_object[m] < vd->vdev_ms_count) | |
1087 | dump_metaslab( | |
1088 | vd->vdev_ms[zopt_object[m]]); | |
1089 | else | |
1090 | (void) fprintf(stderr, "bad metaslab " | |
1091 | "number %llu\n", | |
1092 | (u_longlong_t)zopt_object[m]); | |
1093 | } | |
1094 | (void) printf("\n"); | |
1095 | return; | |
1096 | } | |
1097 | children = c + 1; | |
1098 | } | |
1099 | for (; c < children; c++) { | |
1100 | vd = rvd->vdev_child[c]; | |
1101 | print_vdev_metaslab_header(vd); | |
34dc7c2f | 1102 | |
a1d477c2 MA |
1103 | print_vdev_indirect(vd); |
1104 | ||
34dc7c2f BB |
1105 | for (m = 0; m < vd->vdev_ms_count; m++) |
1106 | dump_metaslab(vd->vdev_ms[m]); | |
1107 | (void) printf("\n"); | |
1108 | } | |
1109 | } | |
1110 | ||
428870ff BB |
1111 | static void |
1112 | dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) | |
1113 | { | |
1114 | const ddt_phys_t *ddp = dde->dde_phys; | |
1115 | const ddt_key_t *ddk = &dde->dde_key; | |
867959b5 | 1116 | const char *types[4] = { "ditto", "single", "double", "triple" }; |
428870ff BB |
1117 | char blkbuf[BP_SPRINTF_LEN]; |
1118 | blkptr_t blk; | |
d6320ddb | 1119 | int p; |
428870ff | 1120 | |
d6320ddb | 1121 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
1122 | if (ddp->ddp_phys_birth == 0) |
1123 | continue; | |
1124 | ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); | |
b0bc7a84 | 1125 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); |
428870ff BB |
1126 | (void) printf("index %llx refcnt %llu %s %s\n", |
1127 | (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, | |
1128 | types[p], blkbuf); | |
1129 | } | |
1130 | } | |
1131 | ||
1132 | static void | |
1133 | dump_dedup_ratio(const ddt_stat_t *dds) | |
1134 | { | |
1135 | double rL, rP, rD, D, dedup, compress, copies; | |
1136 | ||
1137 | if (dds->dds_blocks == 0) | |
1138 | return; | |
1139 | ||
1140 | rL = (double)dds->dds_ref_lsize; | |
1141 | rP = (double)dds->dds_ref_psize; | |
1142 | rD = (double)dds->dds_ref_dsize; | |
1143 | D = (double)dds->dds_dsize; | |
1144 | ||
1145 | dedup = rD / D; | |
1146 | compress = rL / rP; | |
1147 | copies = rD / rP; | |
1148 | ||
1149 | (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " | |
1150 | "dedup * compress / copies = %.2f\n\n", | |
1151 | dedup, compress, copies, dedup * compress / copies); | |
1152 | } | |
1153 | ||
1154 | static void | |
1155 | dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) | |
1156 | { | |
1157 | char name[DDT_NAMELEN]; | |
1158 | ddt_entry_t dde; | |
1159 | uint64_t walk = 0; | |
1160 | dmu_object_info_t doi; | |
1161 | uint64_t count, dspace, mspace; | |
1162 | int error; | |
1163 | ||
1164 | error = ddt_object_info(ddt, type, class, &doi); | |
1165 | ||
1166 | if (error == ENOENT) | |
1167 | return; | |
1168 | ASSERT(error == 0); | |
1169 | ||
e8fd45a0 BB |
1170 | error = ddt_object_count(ddt, type, class, &count); |
1171 | ASSERT(error == 0); | |
1172 | if (count == 0) | |
572e2857 BB |
1173 | return; |
1174 | ||
428870ff BB |
1175 | dspace = doi.doi_physical_blocks_512 << 9; |
1176 | mspace = doi.doi_fill_count * doi.doi_data_block_size; | |
1177 | ||
428870ff BB |
1178 | ddt_object_name(ddt, type, class, name); |
1179 | ||
1180 | (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", | |
1181 | name, | |
1182 | (u_longlong_t)count, | |
1183 | (u_longlong_t)(dspace / count), | |
1184 | (u_longlong_t)(mspace / count)); | |
1185 | ||
1186 | if (dump_opt['D'] < 3) | |
1187 | return; | |
1188 | ||
1189 | zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); | |
1190 | ||
1191 | if (dump_opt['D'] < 4) | |
1192 | return; | |
1193 | ||
1194 | if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) | |
1195 | return; | |
1196 | ||
1197 | (void) printf("%s contents:\n\n", name); | |
1198 | ||
1199 | while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) | |
1200 | dump_dde(ddt, &dde, walk); | |
1201 | ||
4d044c4c | 1202 | ASSERT3U(error, ==, ENOENT); |
428870ff BB |
1203 | |
1204 | (void) printf("\n"); | |
1205 | } | |
1206 | ||
1207 | static void | |
1208 | dump_all_ddts(spa_t *spa) | |
1209 | { | |
d6320ddb BB |
1210 | ddt_histogram_t ddh_total; |
1211 | ddt_stat_t dds_total; | |
428870ff | 1212 | |
867959b5 BB |
1213 | bzero(&ddh_total, sizeof (ddh_total)); |
1214 | bzero(&dds_total, sizeof (dds_total)); | |
d6320ddb | 1215 | |
867959b5 | 1216 | for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { |
428870ff | 1217 | ddt_t *ddt = spa->spa_ddt[c]; |
867959b5 BB |
1218 | for (enum ddt_type type = 0; type < DDT_TYPES; type++) { |
1219 | for (enum ddt_class class = 0; class < DDT_CLASSES; | |
428870ff BB |
1220 | class++) { |
1221 | dump_ddt(ddt, type, class); | |
1222 | } | |
1223 | } | |
1224 | } | |
1225 | ||
1226 | ddt_get_dedup_stats(spa, &dds_total); | |
1227 | ||
1228 | if (dds_total.dds_blocks == 0) { | |
1229 | (void) printf("All DDTs are empty\n"); | |
1230 | return; | |
1231 | } | |
1232 | ||
1233 | (void) printf("\n"); | |
1234 | ||
1235 | if (dump_opt['D'] > 1) { | |
1236 | (void) printf("DDT histogram (aggregated over all DDTs):\n"); | |
1237 | ddt_get_dedup_histogram(spa, &ddh_total); | |
1238 | zpool_dump_ddt(&dds_total, &ddh_total); | |
1239 | } | |
1240 | ||
1241 | dump_dedup_ratio(&dds_total); | |
1242 | } | |
1243 | ||
fb5f0bc8 | 1244 | static void |
93cf2076 | 1245 | dump_dtl_seg(void *arg, uint64_t start, uint64_t size) |
fb5f0bc8 | 1246 | { |
93cf2076 | 1247 | char *prefix = arg; |
fb5f0bc8 BB |
1248 | |
1249 | (void) printf("%s [%llu,%llu) length %llu\n", | |
1250 | prefix, | |
1251 | (u_longlong_t)start, | |
1252 | (u_longlong_t)(start + size), | |
1253 | (u_longlong_t)(size)); | |
1254 | } | |
1255 | ||
34dc7c2f BB |
1256 | static void |
1257 | dump_dtl(vdev_t *vd, int indent) | |
1258 | { | |
fb5f0bc8 BB |
1259 | spa_t *spa = vd->vdev_spa; |
1260 | boolean_t required; | |
867959b5 BB |
1261 | const char *name[DTL_TYPES] = { "missing", "partial", "scrub", |
1262 | "outage" }; | |
fb5f0bc8 BB |
1263 | char prefix[256]; |
1264 | ||
428870ff | 1265 | spa_vdev_state_enter(spa, SCL_NONE); |
fb5f0bc8 BB |
1266 | required = vdev_dtl_required(vd); |
1267 | (void) spa_vdev_state_exit(spa, NULL, 0); | |
34dc7c2f BB |
1268 | |
1269 | if (indent == 0) | |
1270 | (void) printf("\nDirty time logs:\n\n"); | |
1271 | ||
fb5f0bc8 | 1272 | (void) printf("\t%*s%s [%s]\n", indent, "", |
b128c09f | 1273 | vd->vdev_path ? vd->vdev_path : |
fb5f0bc8 BB |
1274 | vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), |
1275 | required ? "DTL-required" : "DTL-expendable"); | |
34dc7c2f | 1276 | |
867959b5 | 1277 | for (int t = 0; t < DTL_TYPES; t++) { |
93cf2076 GW |
1278 | range_tree_t *rt = vd->vdev_dtl[t]; |
1279 | if (range_tree_space(rt) == 0) | |
fb5f0bc8 BB |
1280 | continue; |
1281 | (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", | |
1282 | indent + 2, "", name[t]); | |
93cf2076 | 1283 | range_tree_walk(rt, dump_dtl_seg, prefix); |
fb5f0bc8 BB |
1284 | if (dump_opt['d'] > 5 && vd->vdev_children == 0) |
1285 | dump_spacemap(spa->spa_meta_objset, | |
93cf2076 | 1286 | vd->vdev_dtl_sm); |
34dc7c2f BB |
1287 | } |
1288 | ||
867959b5 | 1289 | for (unsigned c = 0; c < vd->vdev_children; c++) |
34dc7c2f BB |
1290 | dump_dtl(vd->vdev_child[c], indent + 4); |
1291 | } | |
1292 | ||
428870ff BB |
1293 | static void |
1294 | dump_history(spa_t *spa) | |
1295 | { | |
1296 | nvlist_t **events = NULL; | |
017da6f0 | 1297 | char *buf; |
428870ff BB |
1298 | uint64_t resid, len, off = 0; |
1299 | uint_t num = 0; | |
1300 | int error; | |
1301 | time_t tsec; | |
1302 | struct tm t; | |
1303 | char tbuf[30]; | |
1304 | char internalstr[MAXPATHLEN]; | |
1305 | ||
017da6f0 DB |
1306 | if ((buf = malloc(SPA_OLD_MAXBLOCKSIZE)) == NULL) { |
1307 | (void) fprintf(stderr, "%s: unable to allocate I/O buffer\n", | |
1308 | __func__); | |
1309 | return; | |
1310 | } | |
1311 | ||
428870ff | 1312 | do { |
017da6f0 | 1313 | len = SPA_OLD_MAXBLOCKSIZE; |
428870ff BB |
1314 | |
1315 | if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { | |
1316 | (void) fprintf(stderr, "Unable to read history: " | |
1317 | "error %d\n", error); | |
017da6f0 | 1318 | free(buf); |
428870ff BB |
1319 | return; |
1320 | } | |
1321 | ||
1322 | if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) | |
1323 | break; | |
1324 | ||
1325 | off -= resid; | |
1326 | } while (len != 0); | |
1327 | ||
1328 | (void) printf("\nHistory:\n"); | |
867959b5 | 1329 | for (unsigned i = 0; i < num; i++) { |
428870ff BB |
1330 | uint64_t time, txg, ievent; |
1331 | char *cmd, *intstr; | |
6f1ffb06 | 1332 | boolean_t printed = B_FALSE; |
428870ff BB |
1333 | |
1334 | if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, | |
1335 | &time) != 0) | |
6f1ffb06 | 1336 | goto next; |
428870ff BB |
1337 | if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, |
1338 | &cmd) != 0) { | |
1339 | if (nvlist_lookup_uint64(events[i], | |
1340 | ZPOOL_HIST_INT_EVENT, &ievent) != 0) | |
6f1ffb06 | 1341 | goto next; |
428870ff BB |
1342 | verify(nvlist_lookup_uint64(events[i], |
1343 | ZPOOL_HIST_TXG, &txg) == 0); | |
1344 | verify(nvlist_lookup_string(events[i], | |
1345 | ZPOOL_HIST_INT_STR, &intstr) == 0); | |
6f1ffb06 MA |
1346 | if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) |
1347 | goto next; | |
428870ff BB |
1348 | |
1349 | (void) snprintf(internalstr, | |
1350 | sizeof (internalstr), | |
1351 | "[internal %s txg:%lld] %s", | |
b8864a23 BB |
1352 | zfs_history_event_names[ievent], |
1353 | (longlong_t)txg, intstr); | |
428870ff BB |
1354 | cmd = internalstr; |
1355 | } | |
1356 | tsec = time; | |
1357 | (void) localtime_r(&tsec, &t); | |
1358 | (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); | |
1359 | (void) printf("%s %s\n", tbuf, cmd); | |
6f1ffb06 MA |
1360 | printed = B_TRUE; |
1361 | ||
1362 | next: | |
1363 | if (dump_opt['h'] > 1) { | |
1364 | if (!printed) | |
1365 | (void) printf("unrecognized record:\n"); | |
1366 | dump_nvlist(events[i], 2); | |
1367 | } | |
428870ff | 1368 | } |
017da6f0 | 1369 | free(buf); |
428870ff BB |
1370 | } |
1371 | ||
34dc7c2f BB |
1372 | /*ARGSUSED*/ |
1373 | static void | |
1374 | dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) | |
1375 | { | |
1376 | } | |
1377 | ||
1378 | static uint64_t | |
5dbd68a3 MA |
1379 | blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, |
1380 | const zbookmark_phys_t *zb) | |
34dc7c2f | 1381 | { |
428870ff BB |
1382 | if (dnp == NULL) { |
1383 | ASSERT(zb->zb_level < 0); | |
1384 | if (zb->zb_object == 0) | |
1385 | return (zb->zb_blkid); | |
1386 | return (zb->zb_blkid * BP_GET_LSIZE(bp)); | |
1387 | } | |
1388 | ||
1389 | ASSERT(zb->zb_level >= 0); | |
34dc7c2f | 1390 | |
428870ff BB |
1391 | return ((zb->zb_blkid << |
1392 | (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * | |
34dc7c2f BB |
1393 | dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); |
1394 | } | |
1395 | ||
1396 | static void | |
b0bc7a84 | 1397 | snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) |
34dc7c2f | 1398 | { |
428870ff BB |
1399 | const dva_t *dva = bp->blk_dva; |
1400 | int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; | |
d6320ddb | 1401 | int i; |
428870ff | 1402 | |
d5869641 | 1403 | if (dump_opt['b'] >= 6) { |
b0bc7a84 | 1404 | snprintf_blkptr(blkbuf, buflen, bp); |
428870ff BB |
1405 | return; |
1406 | } | |
34dc7c2f | 1407 | |
9b67f605 MA |
1408 | if (BP_IS_EMBEDDED(bp)) { |
1409 | (void) sprintf(blkbuf, | |
1410 | "EMBEDDED et=%u %llxL/%llxP B=%llu", | |
1411 | (int)BPE_GET_ETYPE(bp), | |
1412 | (u_longlong_t)BPE_GET_LSIZE(bp), | |
1413 | (u_longlong_t)BPE_GET_PSIZE(bp), | |
1414 | (u_longlong_t)bp->blk_birth); | |
1415 | return; | |
1416 | } | |
1417 | ||
34dc7c2f BB |
1418 | blkbuf[0] = '\0'; |
1419 | ||
d6320ddb | 1420 | for (i = 0; i < ndvas; i++) |
b0bc7a84 MG |
1421 | (void) snprintf(blkbuf + strlen(blkbuf), |
1422 | buflen - strlen(blkbuf), "%llu:%llx:%llx ", | |
34dc7c2f BB |
1423 | (u_longlong_t)DVA_GET_VDEV(&dva[i]), |
1424 | (u_longlong_t)DVA_GET_OFFSET(&dva[i]), | |
1425 | (u_longlong_t)DVA_GET_ASIZE(&dva[i])); | |
1426 | ||
b0bc7a84 MG |
1427 | if (BP_IS_HOLE(bp)) { |
1428 | (void) snprintf(blkbuf + strlen(blkbuf), | |
a4069eef PS |
1429 | buflen - strlen(blkbuf), |
1430 | "%llxL B=%llu", | |
1431 | (u_longlong_t)BP_GET_LSIZE(bp), | |
b0bc7a84 MG |
1432 | (u_longlong_t)bp->blk_birth); |
1433 | } else { | |
1434 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1435 | buflen - strlen(blkbuf), | |
1436 | "%llxL/%llxP F=%llu B=%llu/%llu", | |
1437 | (u_longlong_t)BP_GET_LSIZE(bp), | |
1438 | (u_longlong_t)BP_GET_PSIZE(bp), | |
9b67f605 | 1439 | (u_longlong_t)BP_GET_FILL(bp), |
b0bc7a84 MG |
1440 | (u_longlong_t)bp->blk_birth, |
1441 | (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); | |
1442 | } | |
34dc7c2f BB |
1443 | } |
1444 | ||
b128c09f | 1445 | static void |
5dbd68a3 | 1446 | print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, |
b128c09f | 1447 | const dnode_phys_t *dnp) |
34dc7c2f | 1448 | { |
b128c09f | 1449 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
1450 | int l; |
1451 | ||
9b67f605 MA |
1452 | if (!BP_IS_EMBEDDED(bp)) { |
1453 | ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); | |
1454 | ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); | |
1455 | } | |
34dc7c2f | 1456 | |
428870ff | 1457 | (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); |
34dc7c2f BB |
1458 | |
1459 | ASSERT(zb->zb_level >= 0); | |
1460 | ||
1461 | for (l = dnp->dn_nlevels - 1; l >= -1; l--) { | |
1462 | if (l == zb->zb_level) { | |
b128c09f | 1463 | (void) printf("L%llx", (u_longlong_t)zb->zb_level); |
34dc7c2f | 1464 | } else { |
b128c09f | 1465 | (void) printf(" "); |
34dc7c2f BB |
1466 | } |
1467 | } | |
1468 | ||
b0bc7a84 | 1469 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
b128c09f BB |
1470 | (void) printf("%s\n", blkbuf); |
1471 | } | |
1472 | ||
b128c09f BB |
1473 | static int |
1474 | visit_indirect(spa_t *spa, const dnode_phys_t *dnp, | |
5dbd68a3 | 1475 | blkptr_t *bp, const zbookmark_phys_t *zb) |
b128c09f | 1476 | { |
428870ff | 1477 | int err = 0; |
b128c09f BB |
1478 | |
1479 | if (bp->blk_birth == 0) | |
1480 | return (0); | |
1481 | ||
1482 | print_indirect(bp, zb, dnp); | |
1483 | ||
b0bc7a84 | 1484 | if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { |
2a432414 | 1485 | arc_flags_t flags = ARC_FLAG_WAIT; |
b128c09f BB |
1486 | int i; |
1487 | blkptr_t *cbp; | |
1488 | int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; | |
1489 | arc_buf_t *buf; | |
1490 | uint64_t fill = 0; | |
1491 | ||
294f6806 | 1492 | err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, |
b128c09f BB |
1493 | ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); |
1494 | if (err) | |
1495 | return (err); | |
428870ff | 1496 | ASSERT(buf->b_data); |
b128c09f BB |
1497 | |
1498 | /* recursively visit blocks below this */ | |
1499 | cbp = buf->b_data; | |
1500 | for (i = 0; i < epb; i++, cbp++) { | |
5dbd68a3 | 1501 | zbookmark_phys_t czb; |
b128c09f BB |
1502 | |
1503 | SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, | |
1504 | zb->zb_level - 1, | |
1505 | zb->zb_blkid * epb + i); | |
1506 | err = visit_indirect(spa, dnp, cbp, &czb); | |
1507 | if (err) | |
1508 | break; | |
9b67f605 | 1509 | fill += BP_GET_FILL(cbp); |
b128c09f | 1510 | } |
fb5f0bc8 | 1511 | if (!err) |
9b67f605 | 1512 | ASSERT3U(fill, ==, BP_GET_FILL(bp)); |
d3c2ae1c | 1513 | arc_buf_destroy(buf, &buf); |
34dc7c2f BB |
1514 | } |
1515 | ||
b128c09f | 1516 | return (err); |
34dc7c2f BB |
1517 | } |
1518 | ||
1519 | /*ARGSUSED*/ | |
1520 | static void | |
b128c09f | 1521 | dump_indirect(dnode_t *dn) |
34dc7c2f | 1522 | { |
b128c09f BB |
1523 | dnode_phys_t *dnp = dn->dn_phys; |
1524 | int j; | |
5dbd68a3 | 1525 | zbookmark_phys_t czb; |
34dc7c2f BB |
1526 | |
1527 | (void) printf("Indirect blocks:\n"); | |
1528 | ||
428870ff | 1529 | SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), |
b128c09f BB |
1530 | dn->dn_object, dnp->dn_nlevels - 1, 0); |
1531 | for (j = 0; j < dnp->dn_nblkptr; j++) { | |
1532 | czb.zb_blkid = j; | |
428870ff | 1533 | (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, |
b128c09f BB |
1534 | &dnp->dn_blkptr[j], &czb); |
1535 | } | |
34dc7c2f BB |
1536 | |
1537 | (void) printf("\n"); | |
34dc7c2f BB |
1538 | } |
1539 | ||
1540 | /*ARGSUSED*/ | |
1541 | static void | |
1542 | dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) | |
1543 | { | |
1544 | dsl_dir_phys_t *dd = data; | |
1545 | time_t crtime; | |
428870ff | 1546 | char nice[32]; |
34dc7c2f | 1547 | |
f3c8c9e6 JK |
1548 | /* make sure nicenum has enough space */ |
1549 | CTASSERT(sizeof (nice) >= NN_NUMBUF_SZ); | |
1550 | ||
34dc7c2f BB |
1551 | if (dd == NULL) |
1552 | return; | |
1553 | ||
1554 | ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); | |
1555 | ||
1556 | crtime = dd->dd_creation_time; | |
34dc7c2f BB |
1557 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1558 | (void) printf("\t\thead_dataset_obj = %llu\n", | |
1559 | (u_longlong_t)dd->dd_head_dataset_obj); | |
1560 | (void) printf("\t\tparent_dir_obj = %llu\n", | |
1561 | (u_longlong_t)dd->dd_parent_obj); | |
1562 | (void) printf("\t\torigin_obj = %llu\n", | |
1563 | (u_longlong_t)dd->dd_origin_obj); | |
1564 | (void) printf("\t\tchild_dir_zapobj = %llu\n", | |
1565 | (u_longlong_t)dd->dd_child_dir_zapobj); | |
f3c8c9e6 | 1566 | zdb_nicenum(dd->dd_used_bytes, nice, sizeof (nice)); |
b128c09f | 1567 | (void) printf("\t\tused_bytes = %s\n", nice); |
f3c8c9e6 | 1568 | zdb_nicenum(dd->dd_compressed_bytes, nice, sizeof (nice)); |
b128c09f | 1569 | (void) printf("\t\tcompressed_bytes = %s\n", nice); |
f3c8c9e6 | 1570 | zdb_nicenum(dd->dd_uncompressed_bytes, nice, sizeof (nice)); |
b128c09f | 1571 | (void) printf("\t\tuncompressed_bytes = %s\n", nice); |
f3c8c9e6 | 1572 | zdb_nicenum(dd->dd_quota, nice, sizeof (nice)); |
b128c09f | 1573 | (void) printf("\t\tquota = %s\n", nice); |
f3c8c9e6 | 1574 | zdb_nicenum(dd->dd_reserved, nice, sizeof (nice)); |
b128c09f | 1575 | (void) printf("\t\treserved = %s\n", nice); |
34dc7c2f BB |
1576 | (void) printf("\t\tprops_zapobj = %llu\n", |
1577 | (u_longlong_t)dd->dd_props_zapobj); | |
1578 | (void) printf("\t\tdeleg_zapobj = %llu\n", | |
1579 | (u_longlong_t)dd->dd_deleg_zapobj); | |
b128c09f BB |
1580 | (void) printf("\t\tflags = %llx\n", |
1581 | (u_longlong_t)dd->dd_flags); | |
1582 | ||
1583 | #define DO(which) \ | |
f3c8c9e6 JK |
1584 | zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice, \ |
1585 | sizeof (nice)); \ | |
b128c09f BB |
1586 | (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) |
1587 | DO(HEAD); | |
1588 | DO(SNAP); | |
1589 | DO(CHILD); | |
1590 | DO(CHILD_RSRV); | |
1591 | DO(REFRSRV); | |
1592 | #undef DO | |
34dc7c2f BB |
1593 | } |
1594 | ||
1595 | /*ARGSUSED*/ | |
1596 | static void | |
1597 | dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) | |
1598 | { | |
1599 | dsl_dataset_phys_t *ds = data; | |
1600 | time_t crtime; | |
428870ff | 1601 | char used[32], compressed[32], uncompressed[32], unique[32]; |
34dc7c2f BB |
1602 | char blkbuf[BP_SPRINTF_LEN]; |
1603 | ||
f3c8c9e6 JK |
1604 | /* make sure nicenum has enough space */ |
1605 | CTASSERT(sizeof (used) >= NN_NUMBUF_SZ); | |
1606 | CTASSERT(sizeof (compressed) >= NN_NUMBUF_SZ); | |
1607 | CTASSERT(sizeof (uncompressed) >= NN_NUMBUF_SZ); | |
1608 | CTASSERT(sizeof (unique) >= NN_NUMBUF_SZ); | |
1609 | ||
34dc7c2f BB |
1610 | if (ds == NULL) |
1611 | return; | |
1612 | ||
1613 | ASSERT(size == sizeof (*ds)); | |
1614 | crtime = ds->ds_creation_time; | |
f3c8c9e6 JK |
1615 | zdb_nicenum(ds->ds_referenced_bytes, used, sizeof (used)); |
1616 | zdb_nicenum(ds->ds_compressed_bytes, compressed, sizeof (compressed)); | |
1617 | zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed, | |
1618 | sizeof (uncompressed)); | |
1619 | zdb_nicenum(ds->ds_unique_bytes, unique, sizeof (unique)); | |
b0bc7a84 | 1620 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); |
34dc7c2f | 1621 | |
b128c09f | 1622 | (void) printf("\t\tdir_obj = %llu\n", |
34dc7c2f BB |
1623 | (u_longlong_t)ds->ds_dir_obj); |
1624 | (void) printf("\t\tprev_snap_obj = %llu\n", | |
1625 | (u_longlong_t)ds->ds_prev_snap_obj); | |
1626 | (void) printf("\t\tprev_snap_txg = %llu\n", | |
1627 | (u_longlong_t)ds->ds_prev_snap_txg); | |
1628 | (void) printf("\t\tnext_snap_obj = %llu\n", | |
1629 | (u_longlong_t)ds->ds_next_snap_obj); | |
1630 | (void) printf("\t\tsnapnames_zapobj = %llu\n", | |
1631 | (u_longlong_t)ds->ds_snapnames_zapobj); | |
1632 | (void) printf("\t\tnum_children = %llu\n", | |
1633 | (u_longlong_t)ds->ds_num_children); | |
45d1cae3 BB |
1634 | (void) printf("\t\tuserrefs_obj = %llu\n", |
1635 | (u_longlong_t)ds->ds_userrefs_obj); | |
34dc7c2f BB |
1636 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1637 | (void) printf("\t\tcreation_txg = %llu\n", | |
1638 | (u_longlong_t)ds->ds_creation_txg); | |
1639 | (void) printf("\t\tdeadlist_obj = %llu\n", | |
1640 | (u_longlong_t)ds->ds_deadlist_obj); | |
1641 | (void) printf("\t\tused_bytes = %s\n", used); | |
1642 | (void) printf("\t\tcompressed_bytes = %s\n", compressed); | |
1643 | (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); | |
1644 | (void) printf("\t\tunique = %s\n", unique); | |
1645 | (void) printf("\t\tfsid_guid = %llu\n", | |
1646 | (u_longlong_t)ds->ds_fsid_guid); | |
1647 | (void) printf("\t\tguid = %llu\n", | |
1648 | (u_longlong_t)ds->ds_guid); | |
1649 | (void) printf("\t\tflags = %llx\n", | |
1650 | (u_longlong_t)ds->ds_flags); | |
b128c09f BB |
1651 | (void) printf("\t\tnext_clones_obj = %llu\n", |
1652 | (u_longlong_t)ds->ds_next_clones_obj); | |
1653 | (void) printf("\t\tprops_obj = %llu\n", | |
1654 | (u_longlong_t)ds->ds_props_obj); | |
34dc7c2f BB |
1655 | (void) printf("\t\tbp = %s\n", blkbuf); |
1656 | } | |
1657 | ||
9ae529ec CS |
1658 | /* ARGSUSED */ |
1659 | static int | |
1660 | dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1661 | { | |
1662 | char blkbuf[BP_SPRINTF_LEN]; | |
1663 | ||
1664 | if (bp->blk_birth != 0) { | |
b0bc7a84 | 1665 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
9ae529ec CS |
1666 | (void) printf("\t%s\n", blkbuf); |
1667 | } | |
1668 | return (0); | |
1669 | } | |
1670 | ||
1671 | static void | |
867959b5 | 1672 | dump_bptree(objset_t *os, uint64_t obj, const char *name) |
9ae529ec CS |
1673 | { |
1674 | char bytes[32]; | |
1675 | bptree_phys_t *bt; | |
1676 | dmu_buf_t *db; | |
1677 | ||
f3c8c9e6 JK |
1678 | /* make sure nicenum has enough space */ |
1679 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
1680 | ||
9ae529ec CS |
1681 | if (dump_opt['d'] < 3) |
1682 | return; | |
1683 | ||
1684 | VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); | |
1685 | bt = db->db_data; | |
f3c8c9e6 | 1686 | zdb_nicenum(bt->bt_bytes, bytes, sizeof (bytes)); |
9ae529ec CS |
1687 | (void) printf("\n %s: %llu datasets, %s\n", |
1688 | name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); | |
1689 | dmu_buf_rele(db, FTAG); | |
1690 | ||
1691 | if (dump_opt['d'] < 5) | |
1692 | return; | |
1693 | ||
1694 | (void) printf("\n"); | |
1695 | ||
1696 | (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); | |
1697 | } | |
1698 | ||
428870ff BB |
1699 | /* ARGSUSED */ |
1700 | static int | |
1701 | dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1702 | { | |
1703 | char blkbuf[BP_SPRINTF_LEN]; | |
1704 | ||
1705 | ASSERT(bp->blk_birth != 0); | |
b0bc7a84 | 1706 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
1707 | (void) printf("\t%s\n", blkbuf); |
1708 | return (0); | |
1709 | } | |
1710 | ||
34dc7c2f | 1711 | static void |
867959b5 | 1712 | dump_full_bpobj(bpobj_t *bpo, const char *name, int indent) |
34dc7c2f | 1713 | { |
428870ff BB |
1714 | char bytes[32]; |
1715 | char comp[32]; | |
1716 | char uncomp[32]; | |
d1fada1e | 1717 | uint64_t i; |
34dc7c2f | 1718 | |
f3c8c9e6 JK |
1719 | /* make sure nicenum has enough space */ |
1720 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
1721 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
1722 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
1723 | ||
34dc7c2f BB |
1724 | if (dump_opt['d'] < 3) |
1725 | return; | |
1726 | ||
f3c8c9e6 | 1727 | zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes, sizeof (bytes)); |
d1fada1e | 1728 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { |
f3c8c9e6 JK |
1729 | zdb_nicenum(bpo->bpo_phys->bpo_comp, comp, sizeof (comp)); |
1730 | zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp, sizeof (uncomp)); | |
d1fada1e | 1731 | (void) printf(" %*s: object %llu, %llu local blkptrs, " |
252e1a54 | 1732 | "%llu subobjs in object, %llu, %s (%s/%s comp)\n", |
d1fada1e MA |
1733 | indent * 8, name, |
1734 | (u_longlong_t)bpo->bpo_object, | |
1735 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
428870ff | 1736 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, |
252e1a54 | 1737 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, |
34dc7c2f | 1738 | bytes, comp, uncomp); |
d1fada1e MA |
1739 | |
1740 | for (i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
1741 | uint64_t subobj; | |
1742 | bpobj_t subbpo; | |
1743 | int error; | |
1744 | VERIFY0(dmu_read(bpo->bpo_os, | |
1745 | bpo->bpo_phys->bpo_subobjs, | |
1746 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
1747 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
1748 | if (error != 0) { | |
1749 | (void) printf("ERROR %u while trying to open " | |
1750 | "subobj id %llu\n", | |
1751 | error, (u_longlong_t)subobj); | |
1752 | continue; | |
1753 | } | |
252e1a54 | 1754 | dump_full_bpobj(&subbpo, "subobj", indent + 1); |
07434858 | 1755 | bpobj_close(&subbpo); |
d1fada1e | 1756 | } |
34dc7c2f | 1757 | } else { |
d1fada1e MA |
1758 | (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", |
1759 | indent * 8, name, | |
1760 | (u_longlong_t)bpo->bpo_object, | |
1761 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1762 | bytes); | |
34dc7c2f BB |
1763 | } |
1764 | ||
428870ff | 1765 | if (dump_opt['d'] < 5) |
34dc7c2f | 1766 | return; |
34dc7c2f | 1767 | |
34dc7c2f | 1768 | |
d1fada1e MA |
1769 | if (indent == 0) { |
1770 | (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); | |
1771 | (void) printf("\n"); | |
1772 | } | |
428870ff | 1773 | } |
34dc7c2f | 1774 | |
428870ff BB |
1775 | static void |
1776 | dump_deadlist(dsl_deadlist_t *dl) | |
1777 | { | |
1778 | dsl_deadlist_entry_t *dle; | |
d1fada1e | 1779 | uint64_t unused; |
428870ff BB |
1780 | char bytes[32]; |
1781 | char comp[32]; | |
1782 | char uncomp[32]; | |
1783 | ||
f3c8c9e6 JK |
1784 | /* make sure nicenum has enough space */ |
1785 | CTASSERT(sizeof (bytes) >= NN_NUMBUF_SZ); | |
1786 | CTASSERT(sizeof (comp) >= NN_NUMBUF_SZ); | |
1787 | CTASSERT(sizeof (uncomp) >= NN_NUMBUF_SZ); | |
1788 | ||
428870ff BB |
1789 | if (dump_opt['d'] < 3) |
1790 | return; | |
34dc7c2f | 1791 | |
acf58e70 | 1792 | if (dl->dl_oldfmt) { |
252e1a54 | 1793 | dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); |
acf58e70 MA |
1794 | return; |
1795 | } | |
1796 | ||
f3c8c9e6 JK |
1797 | zdb_nicenum(dl->dl_phys->dl_used, bytes, sizeof (bytes)); |
1798 | zdb_nicenum(dl->dl_phys->dl_comp, comp, sizeof (comp)); | |
1799 | zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp, sizeof (uncomp)); | |
428870ff BB |
1800 | (void) printf("\n Deadlist: %s (%s/%s comp)\n", |
1801 | bytes, comp, uncomp); | |
1802 | ||
1803 | if (dump_opt['d'] < 4) | |
1804 | return; | |
1805 | ||
1806 | (void) printf("\n"); | |
1807 | ||
d1fada1e MA |
1808 | /* force the tree to be loaded */ |
1809 | dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); | |
1810 | ||
428870ff BB |
1811 | for (dle = avl_first(&dl->dl_tree); dle; |
1812 | dle = AVL_NEXT(&dl->dl_tree, dle)) { | |
d1fada1e MA |
1813 | if (dump_opt['d'] >= 5) { |
1814 | char buf[128]; | |
d1d7e268 MK |
1815 | (void) snprintf(buf, sizeof (buf), |
1816 | "mintxg %llu -> obj %llu", | |
d1fada1e MA |
1817 | (longlong_t)dle->dle_mintxg, |
1818 | (longlong_t)dle->dle_bpobj.bpo_object); | |
428870ff | 1819 | |
252e1a54 | 1820 | dump_full_bpobj(&dle->dle_bpobj, buf, 0); |
d1fada1e MA |
1821 | } else { |
1822 | (void) printf("mintxg %llu -> obj %llu\n", | |
1823 | (longlong_t)dle->dle_mintxg, | |
1824 | (longlong_t)dle->dle_bpobj.bpo_object); | |
1825 | ||
1826 | } | |
428870ff | 1827 | } |
34dc7c2f BB |
1828 | } |
1829 | ||
1830 | static avl_tree_t idx_tree; | |
1831 | static avl_tree_t domain_tree; | |
1832 | static boolean_t fuid_table_loaded; | |
a44e7faa BB |
1833 | static objset_t *sa_os = NULL; |
1834 | static sa_attr_type_t *sa_attr_table = NULL; | |
1835 | ||
1836 | static int | |
1837 | open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) | |
1838 | { | |
1839 | int err; | |
1840 | uint64_t sa_attrs = 0; | |
1841 | uint64_t version = 0; | |
1842 | ||
1843 | VERIFY3P(sa_os, ==, NULL); | |
b5256303 | 1844 | err = dmu_objset_own(path, type, B_TRUE, B_FALSE, tag, osp); |
a44e7faa BB |
1845 | if (err != 0) { |
1846 | (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, | |
1847 | strerror(err)); | |
1848 | return (err); | |
1849 | } | |
1850 | ||
b5256303 | 1851 | if (dmu_objset_type(*osp) == DMU_OST_ZFS && !(*osp)->os_encrypted) { |
a44e7faa BB |
1852 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, |
1853 | 8, 1, &version); | |
1854 | if (version >= ZPL_VERSION_SA) { | |
1855 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, | |
1856 | 8, 1, &sa_attrs); | |
1857 | } | |
1858 | err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, | |
1859 | &sa_attr_table); | |
1860 | if (err != 0) { | |
1861 | (void) fprintf(stderr, "sa_setup failed: %s\n", | |
1862 | strerror(err)); | |
b5256303 | 1863 | dmu_objset_disown(*osp, B_FALSE, tag); |
a44e7faa BB |
1864 | *osp = NULL; |
1865 | } | |
1866 | } | |
1867 | sa_os = *osp; | |
1868 | ||
1869 | return (0); | |
1870 | } | |
1871 | ||
1872 | static void | |
1873 | close_objset(objset_t *os, void *tag) | |
1874 | { | |
1875 | VERIFY3P(os, ==, sa_os); | |
1876 | if (os->os_sa != NULL) | |
1877 | sa_tear_down(os); | |
b5256303 | 1878 | dmu_objset_disown(os, B_FALSE, tag); |
a44e7faa BB |
1879 | sa_attr_table = NULL; |
1880 | sa_os = NULL; | |
1881 | } | |
34dc7c2f BB |
1882 | |
1883 | static void | |
0bc8fd78 | 1884 | fuid_table_destroy(void) |
34dc7c2f BB |
1885 | { |
1886 | if (fuid_table_loaded) { | |
1887 | zfs_fuid_table_destroy(&idx_tree, &domain_tree); | |
1888 | fuid_table_loaded = B_FALSE; | |
1889 | } | |
1890 | } | |
1891 | ||
1892 | /* | |
1893 | * print uid or gid information. | |
1894 | * For normal POSIX id just the id is printed in decimal format. | |
1895 | * For CIFS files with FUID the fuid is printed in hex followed by | |
d1fada1e | 1896 | * the domain-rid string. |
34dc7c2f BB |
1897 | */ |
1898 | static void | |
1899 | print_idstr(uint64_t id, const char *id_type) | |
1900 | { | |
1901 | if (FUID_INDEX(id)) { | |
1902 | char *domain; | |
1903 | ||
1904 | domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); | |
1905 | (void) printf("\t%s %llx [%s-%d]\n", id_type, | |
1906 | (u_longlong_t)id, domain, (int)FUID_RID(id)); | |
1907 | } else { | |
1908 | (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); | |
1909 | } | |
1910 | ||
1911 | } | |
1912 | ||
1913 | static void | |
428870ff | 1914 | dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) |
34dc7c2f BB |
1915 | { |
1916 | uint32_t uid_idx, gid_idx; | |
1917 | ||
428870ff BB |
1918 | uid_idx = FUID_INDEX(uid); |
1919 | gid_idx = FUID_INDEX(gid); | |
34dc7c2f BB |
1920 | |
1921 | /* Load domain table, if not already loaded */ | |
1922 | if (!fuid_table_loaded && (uid_idx || gid_idx)) { | |
1923 | uint64_t fuid_obj; | |
1924 | ||
1925 | /* first find the fuid object. It lives in the master node */ | |
1926 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, | |
1927 | 8, 1, &fuid_obj) == 0); | |
9babb374 | 1928 | zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); |
34dc7c2f BB |
1929 | (void) zfs_fuid_table_load(os, fuid_obj, |
1930 | &idx_tree, &domain_tree); | |
1931 | fuid_table_loaded = B_TRUE; | |
1932 | } | |
1933 | ||
428870ff BB |
1934 | print_idstr(uid, "uid"); |
1935 | print_idstr(gid, "gid"); | |
34dc7c2f BB |
1936 | } |
1937 | ||
50210587 TC |
1938 | static void |
1939 | dump_znode_sa_xattr(sa_handle_t *hdl) | |
1940 | { | |
1941 | nvlist_t *sa_xattr; | |
1942 | nvpair_t *elem = NULL; | |
1943 | int sa_xattr_size = 0; | |
1944 | int sa_xattr_entries = 0; | |
1945 | int error; | |
1946 | char *sa_xattr_packed; | |
1947 | ||
1948 | error = sa_size(hdl, sa_attr_table[ZPL_DXATTR], &sa_xattr_size); | |
1949 | if (error || sa_xattr_size == 0) | |
1950 | return; | |
1951 | ||
1952 | sa_xattr_packed = malloc(sa_xattr_size); | |
1953 | if (sa_xattr_packed == NULL) | |
1954 | return; | |
1955 | ||
1956 | error = sa_lookup(hdl, sa_attr_table[ZPL_DXATTR], | |
1957 | sa_xattr_packed, sa_xattr_size); | |
1958 | if (error) { | |
1959 | free(sa_xattr_packed); | |
1960 | return; | |
1961 | } | |
1962 | ||
1963 | error = nvlist_unpack(sa_xattr_packed, sa_xattr_size, &sa_xattr, 0); | |
1964 | if (error) { | |
1965 | free(sa_xattr_packed); | |
1966 | return; | |
1967 | } | |
1968 | ||
1969 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) | |
1970 | sa_xattr_entries++; | |
1971 | ||
1972 | (void) printf("\tSA xattrs: %d bytes, %d entries\n\n", | |
1973 | sa_xattr_size, sa_xattr_entries); | |
1974 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) { | |
1975 | uchar_t *value; | |
1976 | uint_t cnt, idx; | |
1977 | ||
1978 | (void) printf("\t\t%s = ", nvpair_name(elem)); | |
1979 | nvpair_value_byte_array(elem, &value, &cnt); | |
d1d7e268 | 1980 | for (idx = 0; idx < cnt; ++idx) { |
50210587 TC |
1981 | if (isprint(value[idx])) |
1982 | (void) putchar(value[idx]); | |
1983 | else | |
1984 | (void) printf("\\%3.3o", value[idx]); | |
1985 | } | |
1986 | (void) putchar('\n'); | |
1987 | } | |
1988 | ||
1989 | nvlist_free(sa_xattr); | |
1990 | free(sa_xattr_packed); | |
1991 | } | |
1992 | ||
34dc7c2f BB |
1993 | /*ARGSUSED*/ |
1994 | static void | |
1995 | dump_znode(objset_t *os, uint64_t object, void *data, size_t size) | |
1996 | { | |
34dc7c2f | 1997 | char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ |
428870ff BB |
1998 | sa_handle_t *hdl; |
1999 | uint64_t xattr, rdev, gen; | |
2000 | uint64_t uid, gid, mode, fsize, parent, links; | |
2001 | uint64_t pflags; | |
2002 | uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; | |
2003 | time_t z_crtime, z_atime, z_mtime, z_ctime; | |
2004 | sa_bulk_attr_t bulk[12]; | |
2005 | int idx = 0; | |
34dc7c2f BB |
2006 | int error; |
2007 | ||
a44e7faa | 2008 | VERIFY3P(os, ==, sa_os); |
428870ff BB |
2009 | if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { |
2010 | (void) printf("Failed to get handle for SA znode\n"); | |
2011 | return; | |
2012 | } | |
2013 | ||
2014 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); | |
2015 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); | |
2016 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, | |
2017 | &links, 8); | |
2018 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); | |
2019 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, | |
2020 | &mode, 8); | |
2021 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], | |
2022 | NULL, &parent, 8); | |
2023 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, | |
2024 | &fsize, 8); | |
2025 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, | |
2026 | acctm, 16); | |
2027 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, | |
2028 | modtm, 16); | |
2029 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, | |
2030 | crtm, 16); | |
2031 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, | |
2032 | chgtm, 16); | |
2033 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, | |
2034 | &pflags, 8); | |
2035 | ||
2036 | if (sa_bulk_lookup(hdl, bulk, idx)) { | |
2037 | (void) sa_handle_destroy(hdl); | |
2038 | return; | |
2039 | } | |
34dc7c2f | 2040 | |
428870ff BB |
2041 | z_crtime = (time_t)crtm[0]; |
2042 | z_atime = (time_t)acctm[0]; | |
2043 | z_mtime = (time_t)modtm[0]; | |
2044 | z_ctime = (time_t)chgtm[0]; | |
34dc7c2f | 2045 | |
a5c3a1ef AS |
2046 | if (dump_opt['d'] > 4) { |
2047 | error = zfs_obj_to_path(os, object, path, sizeof (path)); | |
64c1dcef PD |
2048 | if (error == ESTALE) { |
2049 | (void) snprintf(path, sizeof (path), "on delete queue"); | |
2050 | } else if (error != 0) { | |
2051 | leaked_objects++; | |
a5c3a1ef | 2052 | (void) snprintf(path, sizeof (path), |
64c1dcef | 2053 | "path not found, possibly leaked"); |
a5c3a1ef AS |
2054 | } |
2055 | (void) printf("\tpath %s\n", path); | |
2056 | } | |
428870ff | 2057 | dump_uidgid(os, uid, gid); |
34dc7c2f BB |
2058 | (void) printf("\tatime %s", ctime(&z_atime)); |
2059 | (void) printf("\tmtime %s", ctime(&z_mtime)); | |
2060 | (void) printf("\tctime %s", ctime(&z_ctime)); | |
2061 | (void) printf("\tcrtime %s", ctime(&z_crtime)); | |
428870ff BB |
2062 | (void) printf("\tgen %llu\n", (u_longlong_t)gen); |
2063 | (void) printf("\tmode %llo\n", (u_longlong_t)mode); | |
2064 | (void) printf("\tsize %llu\n", (u_longlong_t)fsize); | |
2065 | (void) printf("\tparent %llu\n", (u_longlong_t)parent); | |
2066 | (void) printf("\tlinks %llu\n", (u_longlong_t)links); | |
2067 | (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); | |
9c5167d1 NF |
2068 | if (dmu_objset_projectquota_enabled(os) && (pflags & ZFS_PROJID)) { |
2069 | uint64_t projid; | |
2070 | ||
2071 | if (sa_lookup(hdl, sa_attr_table[ZPL_PROJID], &projid, | |
2072 | sizeof (uint64_t)) == 0) | |
2073 | (void) printf("\tprojid %llu\n", (u_longlong_t)projid); | |
2074 | } | |
428870ff BB |
2075 | if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, |
2076 | sizeof (uint64_t)) == 0) | |
2077 | (void) printf("\txattr %llu\n", (u_longlong_t)xattr); | |
2078 | if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, | |
2079 | sizeof (uint64_t)) == 0) | |
2080 | (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); | |
50210587 | 2081 | dump_znode_sa_xattr(hdl); |
428870ff | 2082 | sa_handle_destroy(hdl); |
34dc7c2f BB |
2083 | } |
2084 | ||
2085 | /*ARGSUSED*/ | |
2086 | static void | |
2087 | dump_acl(objset_t *os, uint64_t object, void *data, size_t size) | |
2088 | { | |
2089 | } | |
2090 | ||
2091 | /*ARGSUSED*/ | |
2092 | static void | |
2093 | dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) | |
2094 | { | |
2095 | } | |
2096 | ||
428870ff | 2097 | static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { |
34dc7c2f BB |
2098 | dump_none, /* unallocated */ |
2099 | dump_zap, /* object directory */ | |
2100 | dump_uint64, /* object array */ | |
2101 | dump_none, /* packed nvlist */ | |
2102 | dump_packed_nvlist, /* packed nvlist size */ | |
252e1a54 MA |
2103 | dump_none, /* bpobj */ |
2104 | dump_bpobj, /* bpobj header */ | |
34dc7c2f BB |
2105 | dump_none, /* SPA space map header */ |
2106 | dump_none, /* SPA space map */ | |
2107 | dump_none, /* ZIL intent log */ | |
2108 | dump_dnode, /* DMU dnode */ | |
2109 | dump_dmu_objset, /* DMU objset */ | |
2110 | dump_dsl_dir, /* DSL directory */ | |
2111 | dump_zap, /* DSL directory child map */ | |
2112 | dump_zap, /* DSL dataset snap map */ | |
2113 | dump_zap, /* DSL props */ | |
2114 | dump_dsl_dataset, /* DSL dataset */ | |
2115 | dump_znode, /* ZFS znode */ | |
2116 | dump_acl, /* ZFS V0 ACL */ | |
2117 | dump_uint8, /* ZFS plain file */ | |
2118 | dump_zpldir, /* ZFS directory */ | |
2119 | dump_zap, /* ZFS master node */ | |
2120 | dump_zap, /* ZFS delete queue */ | |
2121 | dump_uint8, /* zvol object */ | |
2122 | dump_zap, /* zvol prop */ | |
2123 | dump_uint8, /* other uint8[] */ | |
2124 | dump_uint64, /* other uint64[] */ | |
2125 | dump_zap, /* other ZAP */ | |
2126 | dump_zap, /* persistent error log */ | |
2127 | dump_uint8, /* SPA history */ | |
6f1ffb06 | 2128 | dump_history_offsets, /* SPA history offsets */ |
34dc7c2f BB |
2129 | dump_zap, /* Pool properties */ |
2130 | dump_zap, /* DSL permissions */ | |
2131 | dump_acl, /* ZFS ACL */ | |
2132 | dump_uint8, /* ZFS SYSACL */ | |
2133 | dump_none, /* FUID nvlist */ | |
2134 | dump_packed_nvlist, /* FUID nvlist size */ | |
b128c09f BB |
2135 | dump_zap, /* DSL dataset next clones */ |
2136 | dump_zap, /* DSL scrub queue */ | |
9c5167d1 NF |
2137 | dump_zap, /* ZFS user/group/project used */ |
2138 | dump_zap, /* ZFS user/group/project quota */ | |
45d1cae3 | 2139 | dump_zap, /* snapshot refcount tags */ |
428870ff BB |
2140 | dump_ddt_zap, /* DDT ZAP object */ |
2141 | dump_zap, /* DDT statistics */ | |
2142 | dump_znode, /* SA object */ | |
2143 | dump_zap, /* SA Master Node */ | |
2144 | dump_sa_attrs, /* SA attribute registration */ | |
2145 | dump_sa_layouts, /* SA attribute layouts */ | |
2146 | dump_zap, /* DSL scrub translations */ | |
2147 | dump_none, /* fake dedup BP */ | |
2148 | dump_zap, /* deadlist */ | |
2149 | dump_none, /* deadlist hdr */ | |
2150 | dump_zap, /* dsl clones */ | |
252e1a54 | 2151 | dump_bpobj_subobjs, /* bpobj subobjs */ |
428870ff | 2152 | dump_unknown, /* Unknown type, must be last */ |
34dc7c2f BB |
2153 | }; |
2154 | ||
2155 | static void | |
4c5b89f5 OF |
2156 | dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header, |
2157 | uint64_t *dnode_slots_used) | |
34dc7c2f BB |
2158 | { |
2159 | dmu_buf_t *db = NULL; | |
2160 | dmu_object_info_t doi; | |
2161 | dnode_t *dn; | |
b5256303 | 2162 | boolean_t dnode_held = B_FALSE; |
34dc7c2f BB |
2163 | void *bonus = NULL; |
2164 | size_t bsize = 0; | |
50c957f7 | 2165 | char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; |
428870ff | 2166 | char bonus_size[32]; |
34dc7c2f BB |
2167 | char aux[50]; |
2168 | int error; | |
2169 | ||
f3c8c9e6 JK |
2170 | /* make sure nicenum has enough space */ |
2171 | CTASSERT(sizeof (iblk) >= NN_NUMBUF_SZ); | |
2172 | CTASSERT(sizeof (dblk) >= NN_NUMBUF_SZ); | |
2173 | CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); | |
2174 | CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); | |
2175 | CTASSERT(sizeof (bonus_size) >= NN_NUMBUF_SZ); | |
2176 | ||
34dc7c2f | 2177 | if (*print_header) { |
50c957f7 NB |
2178 | (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", |
2179 | "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", | |
2180 | "lsize", "%full", "type"); | |
34dc7c2f BB |
2181 | *print_header = 0; |
2182 | } | |
2183 | ||
2184 | if (object == 0) { | |
572e2857 | 2185 | dn = DMU_META_DNODE(os); |
b5256303 | 2186 | dmu_object_info_from_dnode(dn, &doi); |
34dc7c2f | 2187 | } else { |
b5256303 TC |
2188 | /* |
2189 | * Encrypted datasets will have sensitive bonus buffers | |
2190 | * encrypted. Therefore we cannot hold the bonus buffer and | |
2191 | * must hold the dnode itself instead. | |
2192 | */ | |
2193 | error = dmu_object_info(os, object, &doi); | |
34dc7c2f | 2194 | if (error) |
b5256303 TC |
2195 | fatal("dmu_object_info() failed, errno %u", error); |
2196 | ||
2197 | if (os->os_encrypted && | |
2198 | DMU_OT_IS_ENCRYPTED(doi.doi_bonus_type)) { | |
2199 | error = dnode_hold(os, object, FTAG, &dn); | |
2200 | if (error) | |
2201 | fatal("dnode_hold() failed, errno %u", error); | |
2202 | dnode_held = B_TRUE; | |
2203 | } else { | |
2204 | error = dmu_bonus_hold(os, object, FTAG, &db); | |
2205 | if (error) | |
2206 | fatal("dmu_bonus_hold(%llu) failed, errno %u", | |
2207 | object, error); | |
2208 | bonus = db->db_data; | |
2209 | bsize = db->db_size; | |
2210 | dn = DB_DNODE((dmu_buf_impl_t *)db); | |
2211 | } | |
34dc7c2f | 2212 | } |
34dc7c2f | 2213 | |
4c5b89f5 OF |
2214 | if (dnode_slots_used) |
2215 | *dnode_slots_used = doi.doi_dnodesize / DNODE_MIN_SIZE; | |
2216 | ||
f3c8c9e6 JK |
2217 | zdb_nicenum(doi.doi_metadata_block_size, iblk, sizeof (iblk)); |
2218 | zdb_nicenum(doi.doi_data_block_size, dblk, sizeof (dblk)); | |
2219 | zdb_nicenum(doi.doi_max_offset, lsize, sizeof (lsize)); | |
2220 | zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize, sizeof (asize)); | |
2221 | zdb_nicenum(doi.doi_bonus_size, bonus_size, sizeof (bonus_size)); | |
2222 | zdb_nicenum(doi.doi_dnodesize, dnsize, sizeof (dnsize)); | |
428870ff BB |
2223 | (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * |
2224 | doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / | |
2225 | doi.doi_max_offset); | |
34dc7c2f BB |
2226 | |
2227 | aux[0] = '\0'; | |
2228 | ||
2229 | if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { | |
ced28193 TH |
2230 | (void) snprintf(aux + strlen(aux), sizeof (aux) - strlen(aux), |
2231 | " (K=%s)", ZDB_CHECKSUM_NAME(doi.doi_checksum)); | |
34dc7c2f BB |
2232 | } |
2233 | ||
2234 | if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { | |
ced28193 TH |
2235 | (void) snprintf(aux + strlen(aux), sizeof (aux) - strlen(aux), |
2236 | " (Z=%s)", ZDB_COMPRESS_NAME(doi.doi_compress)); | |
34dc7c2f BB |
2237 | } |
2238 | ||
50c957f7 | 2239 | (void) printf("%10lld %3u %5s %5s %5s %6s %5s %6s %s%s\n", |
428870ff | 2240 | (u_longlong_t)object, doi.doi_indirection, iblk, dblk, |
f3c9cac1 | 2241 | asize, dnsize, lsize, fill, zdb_ot_name(doi.doi_type), aux); |
34dc7c2f BB |
2242 | |
2243 | if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { | |
50c957f7 NB |
2244 | (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", |
2245 | "", "", "", "", "", "", bonus_size, "bonus", | |
f3c9cac1 | 2246 | zdb_ot_name(doi.doi_bonus_type)); |
34dc7c2f BB |
2247 | } |
2248 | ||
2249 | if (verbosity >= 4) { | |
1de321e6 | 2250 | (void) printf("\tdnode flags: %s%s%s%s\n", |
9babb374 BB |
2251 | (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? |
2252 | "USED_BYTES " : "", | |
2253 | (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? | |
428870ff | 2254 | "USERUSED_ACCOUNTED " : "", |
1de321e6 JX |
2255 | (dn->dn_phys->dn_flags & DNODE_FLAG_USEROBJUSED_ACCOUNTED) ? |
2256 | "USEROBJUSED_ACCOUNTED " : "", | |
428870ff BB |
2257 | (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? |
2258 | "SPILL_BLKPTR" : ""); | |
9babb374 BB |
2259 | (void) printf("\tdnode maxblkid: %llu\n", |
2260 | (longlong_t)dn->dn_phys->dn_maxblkid); | |
2261 | ||
b5256303 TC |
2262 | if (!dnode_held) { |
2263 | object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, | |
2264 | object, bonus, bsize); | |
2265 | } else { | |
2266 | (void) printf("\t\t(bonus encrypted)\n"); | |
2267 | } | |
2268 | ||
2269 | if (!os->os_encrypted || !DMU_OT_IS_ENCRYPTED(doi.doi_type)) { | |
2270 | object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, | |
2271 | NULL, 0); | |
2272 | } else { | |
2273 | (void) printf("\t\t(object encrypted)\n"); | |
2274 | } | |
2275 | ||
34dc7c2f BB |
2276 | *print_header = 1; |
2277 | } | |
2278 | ||
2279 | if (verbosity >= 5) | |
b128c09f | 2280 | dump_indirect(dn); |
34dc7c2f BB |
2281 | |
2282 | if (verbosity >= 5) { | |
2283 | /* | |
2284 | * Report the list of segments that comprise the object. | |
2285 | */ | |
2286 | uint64_t start = 0; | |
2287 | uint64_t end; | |
2288 | uint64_t blkfill = 1; | |
2289 | int minlvl = 1; | |
2290 | ||
2291 | if (dn->dn_type == DMU_OT_DNODE) { | |
2292 | minlvl = 0; | |
2293 | blkfill = DNODES_PER_BLOCK; | |
2294 | } | |
2295 | ||
2296 | for (;;) { | |
428870ff | 2297 | char segsize[32]; |
f3c8c9e6 JK |
2298 | /* make sure nicenum has enough space */ |
2299 | CTASSERT(sizeof (segsize) >= NN_NUMBUF_SZ); | |
b128c09f BB |
2300 | error = dnode_next_offset(dn, |
2301 | 0, &start, minlvl, blkfill, 0); | |
34dc7c2f BB |
2302 | if (error) |
2303 | break; | |
2304 | end = start; | |
b128c09f BB |
2305 | error = dnode_next_offset(dn, |
2306 | DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); | |
f3c8c9e6 | 2307 | zdb_nicenum(end - start, segsize, sizeof (segsize)); |
34dc7c2f BB |
2308 | (void) printf("\t\tsegment [%016llx, %016llx)" |
2309 | " size %5s\n", (u_longlong_t)start, | |
2310 | (u_longlong_t)end, segsize); | |
2311 | if (error) | |
2312 | break; | |
2313 | start = end; | |
2314 | } | |
2315 | } | |
2316 | ||
2317 | if (db != NULL) | |
2318 | dmu_buf_rele(db, FTAG); | |
b5256303 TC |
2319 | if (dnode_held) |
2320 | dnode_rele(dn, FTAG); | |
34dc7c2f BB |
2321 | } |
2322 | ||
867959b5 | 2323 | static const char *objset_types[DMU_OST_NUMTYPES] = { |
34dc7c2f BB |
2324 | "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; |
2325 | ||
2326 | static void | |
2327 | dump_dir(objset_t *os) | |
2328 | { | |
2329 | dmu_objset_stats_t dds; | |
2330 | uint64_t object, object_count; | |
2331 | uint64_t refdbytes, usedobjs, scratch; | |
428870ff | 2332 | char numbuf[32]; |
9babb374 | 2333 | char blkbuf[BP_SPRINTF_LEN + 20]; |
eca7b760 | 2334 | char osname[ZFS_MAX_DATASET_NAME_LEN]; |
867959b5 | 2335 | const char *type = "UNKNOWN"; |
34dc7c2f BB |
2336 | int verbosity = dump_opt['d']; |
2337 | int print_header = 1; | |
867959b5 BB |
2338 | unsigned i; |
2339 | int error; | |
4c5b89f5 OF |
2340 | uint64_t total_slots_used = 0; |
2341 | uint64_t max_slot_used = 0; | |
2342 | uint64_t dnode_slots; | |
34dc7c2f | 2343 | |
f3c8c9e6 JK |
2344 | /* make sure nicenum has enough space */ |
2345 | CTASSERT(sizeof (numbuf) >= NN_NUMBUF_SZ); | |
2346 | ||
13fe0198 | 2347 | dsl_pool_config_enter(dmu_objset_pool(os), FTAG); |
34dc7c2f | 2348 | dmu_objset_fast_stat(os, &dds); |
13fe0198 | 2349 | dsl_pool_config_exit(dmu_objset_pool(os), FTAG); |
34dc7c2f BB |
2350 | |
2351 | if (dds.dds_type < DMU_OST_NUMTYPES) | |
2352 | type = objset_types[dds.dds_type]; | |
2353 | ||
2354 | if (dds.dds_type == DMU_OST_META) { | |
2355 | dds.dds_creation_txg = TXG_INITIAL; | |
9b67f605 | 2356 | usedobjs = BP_GET_FILL(os->os_rootbp); |
d683ddbb JG |
2357 | refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> |
2358 | dd_used_bytes; | |
34dc7c2f BB |
2359 | } else { |
2360 | dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); | |
2361 | } | |
2362 | ||
9b67f605 | 2363 | ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); |
34dc7c2f | 2364 | |
f3c8c9e6 | 2365 | zdb_nicenum(refdbytes, numbuf, sizeof (numbuf)); |
34dc7c2f BB |
2366 | |
2367 | if (verbosity >= 4) { | |
b0bc7a84 MG |
2368 | (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); |
2369 | (void) snprintf_blkptr(blkbuf + strlen(blkbuf), | |
2370 | sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); | |
34dc7c2f BB |
2371 | } else { |
2372 | blkbuf[0] = '\0'; | |
2373 | } | |
2374 | ||
2375 | dmu_objset_name(os, osname); | |
2376 | ||
2377 | (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " | |
2378 | "%s, %llu objects%s\n", | |
2379 | osname, type, (u_longlong_t)dmu_objset_id(os), | |
2380 | (u_longlong_t)dds.dds_creation_txg, | |
2381 | numbuf, (u_longlong_t)usedobjs, blkbuf); | |
2382 | ||
34dc7c2f BB |
2383 | if (zopt_objects != 0) { |
2384 | for (i = 0; i < zopt_objects; i++) | |
2385 | dump_object(os, zopt_object[i], verbosity, | |
4c5b89f5 | 2386 | &print_header, NULL); |
34dc7c2f BB |
2387 | (void) printf("\n"); |
2388 | return; | |
2389 | } | |
2390 | ||
428870ff BB |
2391 | if (dump_opt['i'] != 0 || verbosity >= 2) |
2392 | dump_intent_log(dmu_objset_zil(os)); | |
2393 | ||
a1d477c2 MA |
2394 | if (dmu_objset_ds(os) != NULL) { |
2395 | dsl_dataset_t *ds = dmu_objset_ds(os); | |
2396 | dump_deadlist(&ds->ds_deadlist); | |
2397 | ||
2398 | if (dsl_dataset_remap_deadlist_exists(ds)) { | |
2399 | (void) printf("ds_remap_deadlist:\n"); | |
2400 | dump_deadlist(&ds->ds_remap_deadlist); | |
2401 | } | |
2402 | } | |
428870ff BB |
2403 | |
2404 | if (verbosity < 2) | |
2405 | return; | |
2406 | ||
b0bc7a84 | 2407 | if (BP_IS_HOLE(os->os_rootbp)) |
428870ff BB |
2408 | return; |
2409 | ||
4c5b89f5 | 2410 | dump_object(os, 0, verbosity, &print_header, NULL); |
9babb374 | 2411 | object_count = 0; |
572e2857 BB |
2412 | if (DMU_USERUSED_DNODE(os) != NULL && |
2413 | DMU_USERUSED_DNODE(os)->dn_type != 0) { | |
4c5b89f5 OF |
2414 | dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header, |
2415 | NULL); | |
2416 | dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header, | |
2417 | NULL); | |
9babb374 | 2418 | } |
34dc7c2f | 2419 | |
9c5167d1 NF |
2420 | if (DMU_PROJECTUSED_DNODE(os) != NULL && |
2421 | DMU_PROJECTUSED_DNODE(os)->dn_type != 0) | |
2422 | dump_object(os, DMU_PROJECTUSED_OBJECT, verbosity, | |
2423 | &print_header, NULL); | |
2424 | ||
34dc7c2f BB |
2425 | object = 0; |
2426 | while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { | |
4c5b89f5 | 2427 | dump_object(os, object, verbosity, &print_header, &dnode_slots); |
34dc7c2f | 2428 | object_count++; |
4c5b89f5 OF |
2429 | total_slots_used += dnode_slots; |
2430 | max_slot_used = object + dnode_slots - 1; | |
34dc7c2f BB |
2431 | } |
2432 | ||
34dc7c2f BB |
2433 | (void) printf("\n"); |
2434 | ||
4c5b89f5 OF |
2435 | (void) printf(" Dnode slots:\n"); |
2436 | (void) printf("\tTotal used: %10llu\n", | |
2437 | (u_longlong_t)total_slots_used); | |
2438 | (void) printf("\tMax used: %10llu\n", | |
2439 | (u_longlong_t)max_slot_used); | |
2440 | (void) printf("\tPercent empty: %10lf\n", | |
2441 | (double)(max_slot_used - total_slots_used)*100 / | |
2442 | (double)max_slot_used); | |
2443 | ||
64c1dcef PD |
2444 | ASSERT3U(object_count, ==, usedobjs); |
2445 | ||
4c5b89f5 OF |
2446 | (void) printf("\n"); |
2447 | ||
9babb374 BB |
2448 | if (error != ESRCH) { |
2449 | (void) fprintf(stderr, "dmu_object_next() = %d\n", error); | |
2450 | abort(); | |
2451 | } | |
64c1dcef PD |
2452 | if (leaked_objects != 0) { |
2453 | (void) printf("%d potentially leaked objects detected\n", | |
2454 | leaked_objects); | |
2455 | leaked_objects = 0; | |
2456 | } | |
34dc7c2f BB |
2457 | } |
2458 | ||
2459 | static void | |
428870ff | 2460 | dump_uberblock(uberblock_t *ub, const char *header, const char *footer) |
34dc7c2f BB |
2461 | { |
2462 | time_t timestamp = ub->ub_timestamp; | |
2463 | ||
0e5b68e0 | 2464 | (void) printf("%s", header ? header : ""); |
34dc7c2f BB |
2465 | (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); |
2466 | (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); | |
2467 | (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); | |
2468 | (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); | |
2469 | (void) printf("\ttimestamp = %llu UTC = %s", | |
2470 | (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); | |
379ca9cf OF |
2471 | |
2472 | (void) printf("\tmmp_magic = %016llx\n", | |
2473 | (u_longlong_t)ub->ub_mmp_magic); | |
2474 | if (ub->ub_mmp_magic == MMP_MAGIC) | |
2475 | (void) printf("\tmmp_delay = %0llu\n", | |
2476 | (u_longlong_t)ub->ub_mmp_delay); | |
2477 | ||
3c9e0d67 | 2478 | if (dump_opt['u'] >= 4) { |
34dc7c2f | 2479 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 2480 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); |
34dc7c2f BB |
2481 | (void) printf("\trootbp = %s\n", blkbuf); |
2482 | } | |
d2734cce SD |
2483 | (void) printf("\tcheckpoint_txg = %llu\n", |
2484 | (u_longlong_t)ub->ub_checkpoint_txg); | |
0e5b68e0 | 2485 | (void) printf("%s", footer ? footer : ""); |
34dc7c2f BB |
2486 | } |
2487 | ||
2488 | static void | |
428870ff | 2489 | dump_config(spa_t *spa) |
34dc7c2f | 2490 | { |
428870ff BB |
2491 | dmu_buf_t *db; |
2492 | size_t nvsize = 0; | |
2493 | int error = 0; | |
34dc7c2f | 2494 | |
34dc7c2f | 2495 | |
428870ff BB |
2496 | error = dmu_bonus_hold(spa->spa_meta_objset, |
2497 | spa->spa_config_object, FTAG, &db); | |
2498 | ||
2499 | if (error == 0) { | |
2500 | nvsize = *(uint64_t *)db->db_data; | |
2501 | dmu_buf_rele(db, FTAG); | |
2502 | ||
2503 | (void) printf("\nMOS Configuration:\n"); | |
2504 | dump_packed_nvlist(spa->spa_meta_objset, | |
2505 | spa->spa_config_object, (void *)&nvsize, 1); | |
2506 | } else { | |
2507 | (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", | |
2508 | (u_longlong_t)spa->spa_config_object, error); | |
2509 | } | |
2510 | } | |
2511 | ||
2512 | static void | |
b128c09f BB |
2513 | dump_cachefile(const char *cachefile) |
2514 | { | |
2515 | int fd; | |
2516 | struct stat64 statbuf; | |
2517 | char *buf; | |
2518 | nvlist_t *config; | |
2519 | ||
2520 | if ((fd = open64(cachefile, O_RDONLY)) < 0) { | |
2521 | (void) printf("cannot open '%s': %s\n", cachefile, | |
2522 | strerror(errno)); | |
2523 | exit(1); | |
2524 | } | |
2525 | ||
2526 | if (fstat64(fd, &statbuf) != 0) { | |
2527 | (void) printf("failed to stat '%s': %s\n", cachefile, | |
2528 | strerror(errno)); | |
2529 | exit(1); | |
2530 | } | |
2531 | ||
2532 | if ((buf = malloc(statbuf.st_size)) == NULL) { | |
2533 | (void) fprintf(stderr, "failed to allocate %llu bytes\n", | |
2534 | (u_longlong_t)statbuf.st_size); | |
2535 | exit(1); | |
2536 | } | |
2537 | ||
2538 | if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { | |
2539 | (void) fprintf(stderr, "failed to read %llu bytes\n", | |
2540 | (u_longlong_t)statbuf.st_size); | |
2541 | exit(1); | |
2542 | } | |
2543 | ||
2544 | (void) close(fd); | |
2545 | ||
2546 | if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { | |
2547 | (void) fprintf(stderr, "failed to unpack nvlist\n"); | |
2548 | exit(1); | |
2549 | } | |
2550 | ||
2551 | free(buf); | |
2552 | ||
2553 | dump_nvlist(config, 0); | |
2554 | ||
2555 | nvlist_free(config); | |
2556 | } | |
2557 | ||
96f1b347 DB |
2558 | /* |
2559 | * ZFS label nvlist stats | |
2560 | */ | |
2561 | typedef struct zdb_nvl_stats { | |
2562 | int zns_list_count; | |
2563 | int zns_leaf_count; | |
2564 | size_t zns_leaf_largest; | |
2565 | size_t zns_leaf_total; | |
2566 | nvlist_t *zns_string; | |
2567 | nvlist_t *zns_uint64; | |
2568 | nvlist_t *zns_boolean; | |
2569 | } zdb_nvl_stats_t; | |
2570 | ||
2571 | static void | |
2572 | collect_nvlist_stats(nvlist_t *nvl, zdb_nvl_stats_t *stats) | |
2573 | { | |
2574 | nvlist_t *list, **array; | |
2575 | nvpair_t *nvp = NULL; | |
2576 | char *name; | |
2577 | uint_t i, items; | |
2578 | ||
2579 | stats->zns_list_count++; | |
2580 | ||
2581 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
2582 | name = nvpair_name(nvp); | |
2583 | ||
2584 | switch (nvpair_type(nvp)) { | |
2585 | case DATA_TYPE_STRING: | |
2586 | fnvlist_add_string(stats->zns_string, name, | |
2587 | fnvpair_value_string(nvp)); | |
2588 | break; | |
2589 | case DATA_TYPE_UINT64: | |
2590 | fnvlist_add_uint64(stats->zns_uint64, name, | |
2591 | fnvpair_value_uint64(nvp)); | |
2592 | break; | |
2593 | case DATA_TYPE_BOOLEAN: | |
2594 | fnvlist_add_boolean(stats->zns_boolean, name); | |
2595 | break; | |
2596 | case DATA_TYPE_NVLIST: | |
2597 | if (nvpair_value_nvlist(nvp, &list) == 0) | |
2598 | collect_nvlist_stats(list, stats); | |
2599 | break; | |
2600 | case DATA_TYPE_NVLIST_ARRAY: | |
2601 | if (nvpair_value_nvlist_array(nvp, &array, &items) != 0) | |
2602 | break; | |
2603 | ||
2604 | for (i = 0; i < items; i++) { | |
2605 | collect_nvlist_stats(array[i], stats); | |
2606 | ||
2607 | /* collect stats on leaf vdev */ | |
2608 | if (strcmp(name, "children") == 0) { | |
2609 | size_t size; | |
2610 | ||
2611 | (void) nvlist_size(array[i], &size, | |
2612 | NV_ENCODE_XDR); | |
2613 | stats->zns_leaf_total += size; | |
2614 | if (size > stats->zns_leaf_largest) | |
2615 | stats->zns_leaf_largest = size; | |
2616 | stats->zns_leaf_count++; | |
2617 | } | |
2618 | } | |
2619 | break; | |
2620 | default: | |
2621 | (void) printf("skip type %d!\n", (int)nvpair_type(nvp)); | |
2622 | } | |
2623 | } | |
2624 | } | |
2625 | ||
2626 | static void | |
2627 | dump_nvlist_stats(nvlist_t *nvl, size_t cap) | |
2628 | { | |
2629 | zdb_nvl_stats_t stats = { 0 }; | |
2630 | size_t size, sum = 0, total; | |
cd5083c0 | 2631 | size_t noise; |
96f1b347 DB |
2632 | |
2633 | /* requires nvlist with non-unique names for stat collection */ | |
2634 | VERIFY0(nvlist_alloc(&stats.zns_string, 0, 0)); | |
2635 | VERIFY0(nvlist_alloc(&stats.zns_uint64, 0, 0)); | |
2636 | VERIFY0(nvlist_alloc(&stats.zns_boolean, 0, 0)); | |
2637 | VERIFY0(nvlist_size(stats.zns_boolean, &noise, NV_ENCODE_XDR)); | |
2638 | ||
2639 | (void) printf("\n\nZFS Label NVList Config Stats:\n"); | |
2640 | ||
2641 | VERIFY0(nvlist_size(nvl, &total, NV_ENCODE_XDR)); | |
2642 | (void) printf(" %d bytes used, %d bytes free (using %4.1f%%)\n\n", | |
2643 | (int)total, (int)(cap - total), 100.0 * total / cap); | |
2644 | ||
2645 | collect_nvlist_stats(nvl, &stats); | |
2646 | ||
2647 | VERIFY0(nvlist_size(stats.zns_uint64, &size, NV_ENCODE_XDR)); | |
2648 | size -= noise; | |
2649 | sum += size; | |
2650 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "integers:", | |
2651 | (int)fnvlist_num_pairs(stats.zns_uint64), | |
2652 | (int)size, 100.0 * size / total); | |
2653 | ||
2654 | VERIFY0(nvlist_size(stats.zns_string, &size, NV_ENCODE_XDR)); | |
2655 | size -= noise; | |
2656 | sum += size; | |
2657 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "strings:", | |
2658 | (int)fnvlist_num_pairs(stats.zns_string), | |
2659 | (int)size, 100.0 * size / total); | |
2660 | ||
2661 | VERIFY0(nvlist_size(stats.zns_boolean, &size, NV_ENCODE_XDR)); | |
2662 | size -= noise; | |
2663 | sum += size; | |
2664 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "booleans:", | |
2665 | (int)fnvlist_num_pairs(stats.zns_boolean), | |
2666 | (int)size, 100.0 * size / total); | |
2667 | ||
2668 | size = total - sum; /* treat remainder as nvlist overhead */ | |
2669 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n\n", "nvlists:", | |
2670 | stats.zns_list_count, (int)size, 100.0 * size / total); | |
2671 | ||
cd5083c0 DB |
2672 | if (stats.zns_leaf_count > 0) { |
2673 | size_t average = stats.zns_leaf_total / stats.zns_leaf_count; | |
96f1b347 | 2674 | |
cd5083c0 DB |
2675 | (void) printf("%12s %4d %6d bytes average\n", "leaf vdevs:", |
2676 | stats.zns_leaf_count, (int)average); | |
2677 | (void) printf("%24d bytes largest\n", | |
2678 | (int)stats.zns_leaf_largest); | |
96f1b347 | 2679 | |
cd5083c0 DB |
2680 | if (dump_opt['l'] >= 3 && average > 0) |
2681 | (void) printf(" space for %d additional leaf vdevs\n", | |
2682 | (int)((cap - total) / average)); | |
2683 | } | |
96f1b347 DB |
2684 | (void) printf("\n"); |
2685 | ||
2686 | nvlist_free(stats.zns_string); | |
2687 | nvlist_free(stats.zns_uint64); | |
2688 | nvlist_free(stats.zns_boolean); | |
2689 | } | |
2690 | ||
3c9e0d67 OF |
2691 | typedef struct cksum_record { |
2692 | zio_cksum_t cksum; | |
2693 | boolean_t labels[VDEV_LABELS]; | |
2694 | avl_node_t link; | |
2695 | } cksum_record_t; | |
2696 | ||
35a357a9 | 2697 | static int |
3c9e0d67 | 2698 | cksum_record_compare(const void *x1, const void *x2) |
34dc7c2f | 2699 | { |
3c9e0d67 OF |
2700 | const cksum_record_t *l = (cksum_record_t *)x1; |
2701 | const cksum_record_t *r = (cksum_record_t *)x2; | |
2702 | int arraysize = ARRAY_SIZE(l->cksum.zc_word); | |
2703 | int difference; | |
2704 | ||
2705 | for (int i = 0; i < arraysize; i++) { | |
2706 | difference = AVL_CMP(l->cksum.zc_word[i], r->cksum.zc_word[i]); | |
2707 | if (difference) | |
2708 | break; | |
2709 | } | |
2710 | ||
2711 | return (difference); | |
2712 | } | |
2713 | ||
2714 | static cksum_record_t * | |
2715 | cksum_record_alloc(zio_cksum_t *cksum, int l) | |
2716 | { | |
2717 | cksum_record_t *rec; | |
2718 | ||
2719 | rec = umem_zalloc(sizeof (*rec), UMEM_NOFAIL); | |
2720 | rec->cksum = *cksum; | |
2721 | rec->labels[l] = B_TRUE; | |
2722 | ||
2723 | return (rec); | |
2724 | } | |
2725 | ||
2726 | static cksum_record_t * | |
2727 | cksum_record_lookup(avl_tree_t *tree, zio_cksum_t *cksum) | |
2728 | { | |
2729 | cksum_record_t lookup = { .cksum = *cksum }; | |
2730 | avl_index_t where; | |
2731 | ||
2732 | return (avl_find(tree, &lookup, &where)); | |
2733 | } | |
2734 | ||
2735 | static cksum_record_t * | |
2736 | cksum_record_insert(avl_tree_t *tree, zio_cksum_t *cksum, int l) | |
2737 | { | |
2738 | cksum_record_t *rec; | |
2739 | ||
2740 | rec = cksum_record_lookup(tree, cksum); | |
2741 | if (rec) { | |
2742 | rec->labels[l] = B_TRUE; | |
2743 | } else { | |
2744 | rec = cksum_record_alloc(cksum, l); | |
2745 | avl_add(tree, rec); | |
2746 | } | |
2747 | ||
2748 | return (rec); | |
2749 | } | |
2750 | ||
2751 | static int | |
2752 | first_label(cksum_record_t *rec) | |
2753 | { | |
2754 | for (int i = 0; i < VDEV_LABELS; i++) | |
2755 | if (rec->labels[i]) | |
2756 | return (i); | |
2757 | ||
2758 | return (-1); | |
2759 | } | |
2760 | ||
2761 | static void | |
2762 | print_label_numbers(char *prefix, cksum_record_t *rec) | |
2763 | { | |
2764 | printf("%s", prefix); | |
2765 | for (int i = 0; i < VDEV_LABELS; i++) | |
2766 | if (rec->labels[i] == B_TRUE) | |
2767 | printf("%d ", i); | |
2768 | printf("\n"); | |
2769 | } | |
2770 | ||
2771 | #define MAX_UBERBLOCK_COUNT (VDEV_UBERBLOCK_RING >> UBERBLOCK_SHIFT) | |
2772 | ||
2773 | typedef struct label { | |
34dc7c2f | 2774 | vdev_label_t label; |
3c9e0d67 OF |
2775 | nvlist_t *config_nv; |
2776 | cksum_record_t *config; | |
2777 | cksum_record_t *uberblocks[MAX_UBERBLOCK_COUNT]; | |
2778 | boolean_t header_printed; | |
2779 | boolean_t read_failed; | |
2780 | } label_t; | |
2781 | ||
2782 | static void | |
2783 | print_label_header(label_t *label, int l) | |
2784 | { | |
2785 | ||
2786 | if (dump_opt['q']) | |
2787 | return; | |
2788 | ||
2789 | if (label->header_printed == B_TRUE) | |
2790 | return; | |
2791 | ||
2792 | (void) printf("------------------------------------\n"); | |
2793 | (void) printf("LABEL %d\n", l); | |
2794 | (void) printf("------------------------------------\n"); | |
2795 | ||
2796 | label->header_printed = B_TRUE; | |
2797 | } | |
2798 | ||
2799 | static void | |
2800 | dump_config_from_label(label_t *label, size_t buflen, int l) | |
2801 | { | |
2802 | if (dump_opt['q']) | |
2803 | return; | |
2804 | ||
2805 | if ((dump_opt['l'] < 3) && (first_label(label->config) != l)) | |
2806 | return; | |
2807 | ||
2808 | print_label_header(label, l); | |
2809 | dump_nvlist(label->config_nv, 4); | |
2810 | print_label_numbers(" labels = ", label->config); | |
2811 | ||
2812 | if (dump_opt['l'] >= 2) | |
2813 | dump_nvlist_stats(label->config_nv, buflen); | |
2814 | } | |
2815 | ||
2816 | #define ZDB_MAX_UB_HEADER_SIZE 32 | |
2817 | ||
2818 | static void | |
2819 | dump_label_uberblocks(label_t *label, uint64_t ashift, int label_num) | |
2820 | { | |
2821 | ||
2822 | vdev_t vd; | |
2823 | char header[ZDB_MAX_UB_HEADER_SIZE]; | |
2824 | ||
2825 | vd.vdev_ashift = ashift; | |
2826 | vd.vdev_top = &vd; | |
2827 | ||
2828 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
2829 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
2830 | uberblock_t *ub = (void *)((char *)&label->label + uoff); | |
2831 | cksum_record_t *rec = label->uberblocks[i]; | |
2832 | ||
2833 | if (rec == NULL) { | |
2834 | if (dump_opt['u'] >= 2) { | |
2835 | print_label_header(label, label_num); | |
2836 | (void) printf(" Uberblock[%d] invalid\n", i); | |
2837 | } | |
2838 | continue; | |
2839 | } | |
2840 | ||
2841 | if ((dump_opt['u'] < 3) && (first_label(rec) != label_num)) | |
2842 | continue; | |
2843 | ||
379ca9cf OF |
2844 | if ((dump_opt['u'] < 4) && |
2845 | (ub->ub_mmp_magic == MMP_MAGIC) && ub->ub_mmp_delay && | |
2846 | (i >= VDEV_UBERBLOCK_COUNT(&vd) - MMP_BLOCKS_PER_LABEL)) | |
2847 | continue; | |
2848 | ||
3c9e0d67 OF |
2849 | print_label_header(label, label_num); |
2850 | (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, | |
2851 | " Uberblock[%d]\n", i); | |
2852 | dump_uberblock(ub, header, ""); | |
2853 | print_label_numbers(" labels = ", rec); | |
2854 | } | |
2855 | } | |
2856 | ||
a44e7faa BB |
2857 | static char curpath[PATH_MAX]; |
2858 | ||
2859 | /* | |
2860 | * Iterate through the path components, recursively passing | |
2861 | * current one's obj and remaining path until we find the obj | |
2862 | * for the last one. | |
2863 | */ | |
2864 | static int | |
2865 | dump_path_impl(objset_t *os, uint64_t obj, char *name) | |
2866 | { | |
2867 | int err; | |
2868 | int header = 1; | |
2869 | uint64_t child_obj; | |
2870 | char *s; | |
2871 | dmu_buf_t *db; | |
2872 | dmu_object_info_t doi; | |
2873 | ||
2874 | if ((s = strchr(name, '/')) != NULL) | |
2875 | *s = '\0'; | |
2876 | err = zap_lookup(os, obj, name, 8, 1, &child_obj); | |
2877 | ||
2878 | (void) strlcat(curpath, name, sizeof (curpath)); | |
2879 | ||
2880 | if (err != 0) { | |
2881 | (void) fprintf(stderr, "failed to lookup %s: %s\n", | |
2882 | curpath, strerror(err)); | |
2883 | return (err); | |
2884 | } | |
2885 | ||
2886 | child_obj = ZFS_DIRENT_OBJ(child_obj); | |
2887 | err = sa_buf_hold(os, child_obj, FTAG, &db); | |
2888 | if (err != 0) { | |
2889 | (void) fprintf(stderr, | |
2890 | "failed to get SA dbuf for obj %llu: %s\n", | |
2891 | (u_longlong_t)child_obj, strerror(err)); | |
2892 | return (EINVAL); | |
2893 | } | |
2894 | dmu_object_info_from_db(db, &doi); | |
2895 | sa_buf_rele(db, FTAG); | |
2896 | ||
2897 | if (doi.doi_bonus_type != DMU_OT_SA && | |
2898 | doi.doi_bonus_type != DMU_OT_ZNODE) { | |
2899 | (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", | |
2900 | doi.doi_bonus_type, (u_longlong_t)child_obj); | |
2901 | return (EINVAL); | |
2902 | } | |
2903 | ||
2904 | if (dump_opt['v'] > 6) { | |
2905 | (void) printf("obj=%llu %s type=%d bonustype=%d\n", | |
2906 | (u_longlong_t)child_obj, curpath, doi.doi_type, | |
2907 | doi.doi_bonus_type); | |
2908 | } | |
2909 | ||
2910 | (void) strlcat(curpath, "/", sizeof (curpath)); | |
2911 | ||
2912 | switch (doi.doi_type) { | |
2913 | case DMU_OT_DIRECTORY_CONTENTS: | |
2914 | if (s != NULL && *(s + 1) != '\0') | |
2915 | return (dump_path_impl(os, child_obj, s + 1)); | |
2916 | /*FALLTHROUGH*/ | |
2917 | case DMU_OT_PLAIN_FILE_CONTENTS: | |
4c5b89f5 | 2918 | dump_object(os, child_obj, dump_opt['v'], &header, NULL); |
a44e7faa BB |
2919 | return (0); |
2920 | default: | |
2921 | (void) fprintf(stderr, "object %llu has non-file/directory " | |
2922 | "type %d\n", (u_longlong_t)obj, doi.doi_type); | |
2923 | break; | |
2924 | } | |
2925 | ||
2926 | return (EINVAL); | |
2927 | } | |
2928 | ||
2929 | /* | |
2930 | * Dump the blocks for the object specified by path inside the dataset. | |
2931 | */ | |
2932 | static int | |
2933 | dump_path(char *ds, char *path) | |
2934 | { | |
2935 | int err; | |
2936 | objset_t *os; | |
2937 | uint64_t root_obj; | |
2938 | ||
2939 | err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); | |
2940 | if (err != 0) | |
2941 | return (err); | |
2942 | ||
2943 | err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); | |
2944 | if (err != 0) { | |
2945 | (void) fprintf(stderr, "can't lookup root znode: %s\n", | |
2946 | strerror(err)); | |
b5256303 | 2947 | dmu_objset_disown(os, B_FALSE, FTAG); |
a44e7faa BB |
2948 | return (EINVAL); |
2949 | } | |
2950 | ||
2951 | (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); | |
2952 | ||
2953 | err = dump_path_impl(os, root_obj, path); | |
2954 | ||
2955 | close_objset(os, FTAG); | |
2956 | return (err); | |
2957 | } | |
2958 | ||
3c9e0d67 OF |
2959 | static int |
2960 | dump_label(const char *dev) | |
2961 | { | |
35a357a9 | 2962 | char path[MAXPATHLEN]; |
3c9e0d67 | 2963 | label_t labels[VDEV_LABELS]; |
428870ff | 2964 | uint64_t psize, ashift; |
3c9e0d67 OF |
2965 | struct stat64 statbuf; |
2966 | boolean_t config_found = B_FALSE; | |
2967 | boolean_t error = B_FALSE; | |
2968 | avl_tree_t config_tree; | |
2969 | avl_tree_t uberblock_tree; | |
2970 | void *node, *cookie; | |
2971 | int fd; | |
2972 | ||
2973 | bzero(labels, sizeof (labels)); | |
34dc7c2f | 2974 | |
dbb38f66 YP |
2975 | /* |
2976 | * Check if we were given absolute path and use it as is. | |
2977 | * Otherwise if the provided vdev name doesn't point to a file, | |
2978 | * try prepending expected disk paths and partition numbers. | |
2979 | */ | |
35a357a9 | 2980 | (void) strlcpy(path, dev, sizeof (path)); |
dbb38f66 YP |
2981 | if (dev[0] != '/' && stat64(path, &statbuf) != 0) { |
2982 | int error; | |
2983 | ||
2984 | error = zfs_resolve_shortname(dev, path, MAXPATHLEN); | |
2985 | if (error == 0 && zfs_dev_is_whole_disk(path)) { | |
2986 | if (zfs_append_partition(path, MAXPATHLEN) == -1) | |
2987 | error = ENOENT; | |
2988 | } | |
2989 | ||
2990 | if (error || (stat64(path, &statbuf) != 0)) { | |
2991 | (void) printf("failed to find device %s, try " | |
2992 | "specifying absolute path instead\n", dev); | |
2993 | return (1); | |
2994 | } | |
2995 | } | |
428870ff BB |
2996 | |
2997 | if ((fd = open64(path, O_RDONLY)) < 0) { | |
2998 | (void) printf("cannot open '%s': %s\n", path, strerror(errno)); | |
34dc7c2f BB |
2999 | exit(1); |
3000 | } | |
3001 | ||
8d4e8140 | 3002 | if (fstat64_blk(fd, &statbuf) != 0) { |
428870ff | 3003 | (void) printf("failed to stat '%s': %s\n", path, |
34dc7c2f | 3004 | strerror(errno)); |
428870ff BB |
3005 | (void) close(fd); |
3006 | exit(1); | |
3007 | } | |
3008 | ||
c30e34fa | 3009 | if (S_ISBLK(statbuf.st_mode) && ioctl(fd, BLKFLSBUF) != 0) |
3010 | (void) printf("failed to invalidate cache '%s' : %s\n", path, | |
3011 | strerror(errno)); | |
3012 | ||
3c9e0d67 OF |
3013 | avl_create(&config_tree, cksum_record_compare, |
3014 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
3015 | avl_create(&uberblock_tree, cksum_record_compare, | |
3016 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
3017 | ||
34dc7c2f BB |
3018 | psize = statbuf.st_size; |
3019 | psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); | |
3c9e0d67 | 3020 | ashift = SPA_MINBLOCKSHIFT; |
34dc7c2f | 3021 | |
3c9e0d67 OF |
3022 | /* |
3023 | * 1. Read the label from disk | |
3024 | * 2. Unpack the configuration and insert in config tree. | |
3025 | * 3. Traverse all uberblocks and insert in uberblock tree. | |
3026 | */ | |
3027 | for (int l = 0; l < VDEV_LABELS; l++) { | |
3028 | label_t *label = &labels[l]; | |
3029 | char *buf = label->label.vl_vdev_phys.vp_nvlist; | |
3030 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
3031 | nvlist_t *config; | |
3032 | cksum_record_t *rec; | |
3033 | zio_cksum_t cksum; | |
3034 | vdev_t vd; | |
3035 | ||
3036 | if (pread64(fd, &label->label, sizeof (label->label), | |
3037 | vdev_label_offset(psize, l, 0)) != sizeof (label->label)) { | |
35a357a9 DB |
3038 | if (!dump_opt['q']) |
3039 | (void) printf("failed to read label %d\n", l); | |
3c9e0d67 OF |
3040 | label->read_failed = B_TRUE; |
3041 | error = B_TRUE; | |
34dc7c2f BB |
3042 | continue; |
3043 | } | |
3044 | ||
3c9e0d67 OF |
3045 | label->read_failed = B_FALSE; |
3046 | ||
3047 | if (nvlist_unpack(buf, buflen, &config, 0) == 0) { | |
428870ff | 3048 | nvlist_t *vdev_tree = NULL; |
3c9e0d67 | 3049 | size_t size; |
428870ff | 3050 | |
428870ff BB |
3051 | if ((nvlist_lookup_nvlist(config, |
3052 | ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || | |
3053 | (nvlist_lookup_uint64(vdev_tree, | |
3054 | ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) | |
3055 | ashift = SPA_MINBLOCKSHIFT; | |
3c9e0d67 OF |
3056 | |
3057 | if (nvlist_size(config, &size, NV_ENCODE_XDR) != 0) | |
3058 | size = buflen; | |
3059 | ||
3060 | fletcher_4_native_varsize(buf, size, &cksum); | |
3061 | rec = cksum_record_insert(&config_tree, &cksum, l); | |
3062 | ||
3063 | label->config = rec; | |
3064 | label->config_nv = config; | |
3065 | config_found = B_TRUE; | |
3066 | } else { | |
3067 | error = B_TRUE; | |
34dc7c2f | 3068 | } |
3c9e0d67 OF |
3069 | |
3070 | vd.vdev_ashift = ashift; | |
3071 | vd.vdev_top = &vd; | |
3072 | ||
3073 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
3074 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
3075 | uberblock_t *ub = (void *)((char *)label + uoff); | |
3076 | ||
3077 | if (uberblock_verify(ub)) | |
3078 | continue; | |
3079 | ||
3080 | fletcher_4_native_varsize(ub, sizeof (*ub), &cksum); | |
3081 | rec = cksum_record_insert(&uberblock_tree, &cksum, l); | |
3082 | ||
3083 | label->uberblocks[i] = rec; | |
3084 | } | |
3085 | } | |
3086 | ||
3087 | /* | |
3088 | * Dump the label and uberblocks. | |
3089 | */ | |
3090 | for (int l = 0; l < VDEV_LABELS; l++) { | |
3091 | label_t *label = &labels[l]; | |
3092 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
3093 | ||
3094 | if (label->read_failed == B_TRUE) | |
3095 | continue; | |
3096 | ||
3097 | if (label->config_nv) { | |
3098 | dump_config_from_label(label, buflen, l); | |
3099 | } else { | |
3100 | if (!dump_opt['q']) | |
3101 | (void) printf("failed to unpack label %d\n", l); | |
3102 | } | |
3103 | ||
428870ff | 3104 | if (dump_opt['u']) |
3c9e0d67 OF |
3105 | dump_label_uberblocks(label, ashift, l); |
3106 | ||
3107 | nvlist_free(label->config_nv); | |
34dc7c2f | 3108 | } |
428870ff | 3109 | |
3c9e0d67 OF |
3110 | cookie = NULL; |
3111 | while ((node = avl_destroy_nodes(&config_tree, &cookie)) != NULL) | |
3112 | umem_free(node, sizeof (cksum_record_t)); | |
3113 | ||
3114 | cookie = NULL; | |
3115 | while ((node = avl_destroy_nodes(&uberblock_tree, &cookie)) != NULL) | |
3116 | umem_free(node, sizeof (cksum_record_t)); | |
3117 | ||
3118 | avl_destroy(&config_tree); | |
3119 | avl_destroy(&uberblock_tree); | |
3120 | ||
428870ff | 3121 | (void) close(fd); |
35a357a9 | 3122 | |
3c9e0d67 OF |
3123 | return (config_found == B_FALSE ? 2 : |
3124 | (error == B_TRUE ? 1 : 0)); | |
34dc7c2f BB |
3125 | } |
3126 | ||
241b5415 | 3127 | static uint64_t dataset_feature_count[SPA_FEATURES]; |
a1d477c2 | 3128 | static uint64_t remap_deadlist_count = 0; |
f1512ee6 | 3129 | |
34dc7c2f BB |
3130 | /*ARGSUSED*/ |
3131 | static int | |
428870ff | 3132 | dump_one_dir(const char *dsname, void *arg) |
34dc7c2f BB |
3133 | { |
3134 | int error; | |
3135 | objset_t *os; | |
241b5415 | 3136 | spa_feature_t f; |
34dc7c2f | 3137 | |
a44e7faa BB |
3138 | error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); |
3139 | if (error != 0) | |
34dc7c2f | 3140 | return (0); |
241b5415 MA |
3141 | |
3142 | for (f = 0; f < SPA_FEATURES; f++) { | |
3143 | if (!dmu_objset_ds(os)->ds_feature_inuse[f]) | |
3144 | continue; | |
3145 | ASSERT(spa_feature_table[f].fi_flags & | |
3146 | ZFEATURE_FLAG_PER_DATASET); | |
3147 | dataset_feature_count[f]++; | |
3148 | } | |
3149 | ||
a1d477c2 MA |
3150 | if (dsl_dataset_remap_deadlist_exists(dmu_objset_ds(os))) { |
3151 | remap_deadlist_count++; | |
3152 | } | |
3153 | ||
34dc7c2f | 3154 | dump_dir(os); |
a44e7faa | 3155 | close_objset(os, FTAG); |
34dc7c2f BB |
3156 | fuid_table_destroy(); |
3157 | return (0); | |
3158 | } | |
3159 | ||
34dc7c2f | 3160 | /* |
428870ff | 3161 | * Block statistics. |
34dc7c2f | 3162 | */ |
f1512ee6 | 3163 | #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) |
34dc7c2f | 3164 | typedef struct zdb_blkstats { |
d5869641 MA |
3165 | uint64_t zb_asize; |
3166 | uint64_t zb_lsize; | |
3167 | uint64_t zb_psize; | |
3168 | uint64_t zb_count; | |
83017311 MA |
3169 | uint64_t zb_gangs; |
3170 | uint64_t zb_ditto_samevdev; | |
cc99f275 | 3171 | uint64_t zb_ditto_same_ms; |
d5869641 | 3172 | uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; |
34dc7c2f BB |
3173 | } zdb_blkstats_t; |
3174 | ||
428870ff BB |
3175 | /* |
3176 | * Extended object types to report deferred frees and dedup auto-ditto blocks. | |
3177 | */ | |
3178 | #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) | |
3179 | #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) | |
9ae529ec CS |
3180 | #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) |
3181 | #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) | |
428870ff | 3182 | |
867959b5 | 3183 | static const char *zdb_ot_extname[] = { |
428870ff BB |
3184 | "deferred free", |
3185 | "dedup ditto", | |
9ae529ec | 3186 | "other", |
428870ff BB |
3187 | "Total", |
3188 | }; | |
34dc7c2f | 3189 | |
b128c09f | 3190 | #define ZB_TOTAL DN_MAX_LEVELS |
34dc7c2f BB |
3191 | |
3192 | typedef struct zdb_cb { | |
428870ff | 3193 | zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; |
a1d477c2 | 3194 | uint64_t zcb_removing_size; |
d2734cce | 3195 | uint64_t zcb_checkpoint_size; |
428870ff BB |
3196 | uint64_t zcb_dedup_asize; |
3197 | uint64_t zcb_dedup_blocks; | |
9b67f605 MA |
3198 | uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; |
3199 | uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] | |
f0c26069 | 3200 | [BPE_PAYLOAD_SIZE + 1]; |
d5869641 | 3201 | uint64_t zcb_start; |
867959b5 | 3202 | hrtime_t zcb_lastprint; |
d5869641 | 3203 | uint64_t zcb_totalasize; |
34dc7c2f | 3204 | uint64_t zcb_errors[256]; |
34dc7c2f BB |
3205 | int zcb_readfails; |
3206 | int zcb_haderrors; | |
428870ff | 3207 | spa_t *zcb_spa; |
a1d477c2 | 3208 | uint32_t **zcb_vd_obsolete_counts; |
34dc7c2f BB |
3209 | } zdb_cb_t; |
3210 | ||
cc99f275 DB |
3211 | /* test if two DVA offsets from same vdev are within the same metaslab */ |
3212 | static boolean_t | |
3213 | same_metaslab(spa_t *spa, uint64_t vdev, uint64_t off1, uint64_t off2) | |
3214 | { | |
3215 | vdev_t *vd = vdev_lookup_top(spa, vdev); | |
3216 | uint64_t ms_shift = vd->vdev_ms_shift; | |
3217 | ||
3218 | return ((off1 >> ms_shift) == (off2 >> ms_shift)); | |
3219 | } | |
3220 | ||
34dc7c2f | 3221 | static void |
428870ff BB |
3222 | zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, |
3223 | dmu_object_type_t type) | |
34dc7c2f | 3224 | { |
428870ff | 3225 | uint64_t refcnt = 0; |
d6320ddb | 3226 | int i; |
428870ff BB |
3227 | |
3228 | ASSERT(type < ZDB_OT_TOTAL); | |
3229 | ||
3230 | if (zilog && zil_bp_tree_add(zilog, bp) != 0) | |
3231 | return; | |
3232 | ||
cc99f275 DB |
3233 | spa_config_enter(zcb->zcb_spa, SCL_CONFIG, FTAG, RW_READER); |
3234 | ||
d6320ddb | 3235 | for (i = 0; i < 4; i++) { |
34dc7c2f | 3236 | int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; |
428870ff | 3237 | int t = (i & 1) ? type : ZDB_OT_TOTAL; |
83017311 | 3238 | int equal; |
34dc7c2f BB |
3239 | zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; |
3240 | ||
3241 | zb->zb_asize += BP_GET_ASIZE(bp); | |
3242 | zb->zb_lsize += BP_GET_LSIZE(bp); | |
3243 | zb->zb_psize += BP_GET_PSIZE(bp); | |
3244 | zb->zb_count++; | |
f1512ee6 MA |
3245 | |
3246 | /* | |
3247 | * The histogram is only big enough to record blocks up to | |
3248 | * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, | |
3249 | * "other", bucket. | |
3250 | */ | |
867959b5 | 3251 | unsigned idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; |
f1512ee6 MA |
3252 | idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); |
3253 | zb->zb_psize_histogram[idx]++; | |
83017311 MA |
3254 | |
3255 | zb->zb_gangs += BP_COUNT_GANG(bp); | |
3256 | ||
3257 | switch (BP_GET_NDVAS(bp)) { | |
3258 | case 2: | |
3259 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
cc99f275 | 3260 | DVA_GET_VDEV(&bp->blk_dva[1])) { |
83017311 | 3261 | zb->zb_ditto_samevdev++; |
cc99f275 DB |
3262 | |
3263 | if (same_metaslab(zcb->zcb_spa, | |
3264 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
3265 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
3266 | DVA_GET_OFFSET(&bp->blk_dva[1]))) | |
3267 | zb->zb_ditto_same_ms++; | |
3268 | } | |
83017311 MA |
3269 | break; |
3270 | case 3: | |
3271 | equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
3272 | DVA_GET_VDEV(&bp->blk_dva[1])) + | |
3273 | (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
3274 | DVA_GET_VDEV(&bp->blk_dva[2])) + | |
3275 | (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
3276 | DVA_GET_VDEV(&bp->blk_dva[2])); | |
cc99f275 | 3277 | if (equal != 0) { |
83017311 | 3278 | zb->zb_ditto_samevdev++; |
cc99f275 DB |
3279 | |
3280 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
3281 | DVA_GET_VDEV(&bp->blk_dva[1]) && | |
3282 | same_metaslab(zcb->zcb_spa, | |
3283 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
3284 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
3285 | DVA_GET_OFFSET(&bp->blk_dva[1]))) | |
3286 | zb->zb_ditto_same_ms++; | |
3287 | else if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
3288 | DVA_GET_VDEV(&bp->blk_dva[2]) && | |
3289 | same_metaslab(zcb->zcb_spa, | |
3290 | DVA_GET_VDEV(&bp->blk_dva[0]), | |
3291 | DVA_GET_OFFSET(&bp->blk_dva[0]), | |
3292 | DVA_GET_OFFSET(&bp->blk_dva[2]))) | |
3293 | zb->zb_ditto_same_ms++; | |
3294 | else if (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
3295 | DVA_GET_VDEV(&bp->blk_dva[2]) && | |
3296 | same_metaslab(zcb->zcb_spa, | |
3297 | DVA_GET_VDEV(&bp->blk_dva[1]), | |
3298 | DVA_GET_OFFSET(&bp->blk_dva[1]), | |
3299 | DVA_GET_OFFSET(&bp->blk_dva[2]))) | |
3300 | zb->zb_ditto_same_ms++; | |
3301 | } | |
83017311 MA |
3302 | break; |
3303 | } | |
34dc7c2f BB |
3304 | } |
3305 | ||
cc99f275 DB |
3306 | spa_config_exit(zcb->zcb_spa, SCL_CONFIG, FTAG); |
3307 | ||
9b67f605 MA |
3308 | if (BP_IS_EMBEDDED(bp)) { |
3309 | zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; | |
3310 | zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] | |
3311 | [BPE_GET_PSIZE(bp)]++; | |
3312 | return; | |
3313 | } | |
3314 | ||
428870ff BB |
3315 | if (dump_opt['L']) |
3316 | return; | |
3317 | ||
3318 | if (BP_GET_DEDUP(bp)) { | |
3319 | ddt_t *ddt; | |
3320 | ddt_entry_t *dde; | |
3321 | ||
3322 | ddt = ddt_select(zcb->zcb_spa, bp); | |
3323 | ddt_enter(ddt); | |
3324 | dde = ddt_lookup(ddt, bp, B_FALSE); | |
3325 | ||
3326 | if (dde == NULL) { | |
3327 | refcnt = 0; | |
3328 | } else { | |
3329 | ddt_phys_t *ddp = ddt_phys_select(dde, bp); | |
3330 | ddt_phys_decref(ddp); | |
3331 | refcnt = ddp->ddp_refcnt; | |
3332 | if (ddt_phys_total_refcnt(dde) == 0) | |
3333 | ddt_remove(ddt, dde); | |
34dc7c2f | 3334 | } |
428870ff | 3335 | ddt_exit(ddt); |
34dc7c2f BB |
3336 | } |
3337 | ||
428870ff | 3338 | VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, |
d2734cce | 3339 | refcnt ? 0 : spa_min_claim_txg(zcb->zcb_spa), |
428870ff | 3340 | bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); |
34dc7c2f BB |
3341 | } |
3342 | ||
5853fe79 GW |
3343 | static void |
3344 | zdb_blkptr_done(zio_t *zio) | |
3345 | { | |
3346 | spa_t *spa = zio->io_spa; | |
3347 | blkptr_t *bp = zio->io_bp; | |
3348 | int ioerr = zio->io_error; | |
3349 | zdb_cb_t *zcb = zio->io_private; | |
5dbd68a3 | 3350 | zbookmark_phys_t *zb = &zio->io_bookmark; |
5853fe79 | 3351 | |
a6255b7f | 3352 | abd_free(zio->io_abd); |
5853fe79 GW |
3353 | |
3354 | mutex_enter(&spa->spa_scrub_lock); | |
d4a72f23 | 3355 | spa->spa_load_verify_ios--; |
5853fe79 GW |
3356 | cv_broadcast(&spa->spa_scrub_io_cv); |
3357 | ||
3358 | if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { | |
3359 | char blkbuf[BP_SPRINTF_LEN]; | |
3360 | ||
3361 | zcb->zcb_haderrors = 1; | |
3362 | zcb->zcb_errors[ioerr]++; | |
3363 | ||
3364 | if (dump_opt['b'] >= 2) | |
b0bc7a84 | 3365 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
5853fe79 GW |
3366 | else |
3367 | blkbuf[0] = '\0'; | |
3368 | ||
3369 | (void) printf("zdb_blkptr_cb: " | |
3370 | "Got error %d reading " | |
3371 | "<%llu, %llu, %lld, %llx> %s -- skipping\n", | |
3372 | ioerr, | |
3373 | (u_longlong_t)zb->zb_objset, | |
3374 | (u_longlong_t)zb->zb_object, | |
3375 | (u_longlong_t)zb->zb_level, | |
3376 | (u_longlong_t)zb->zb_blkid, | |
3377 | blkbuf); | |
3378 | } | |
3379 | mutex_exit(&spa->spa_scrub_lock); | |
3380 | } | |
3381 | ||
34dc7c2f | 3382 | static int |
294f6806 | 3383 | zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, |
5dbd68a3 | 3384 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
34dc7c2f | 3385 | { |
34dc7c2f | 3386 | zdb_cb_t *zcb = arg; |
9babb374 | 3387 | dmu_object_type_t type; |
428870ff | 3388 | boolean_t is_metadata; |
34dc7c2f | 3389 | |
fcff0f35 PD |
3390 | if (bp == NULL) |
3391 | return (0); | |
3392 | ||
b0bc7a84 MG |
3393 | if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { |
3394 | char blkbuf[BP_SPRINTF_LEN]; | |
3395 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); | |
3396 | (void) printf("objset %llu object %llu " | |
3397 | "level %lld offset 0x%llx %s\n", | |
3398 | (u_longlong_t)zb->zb_objset, | |
3399 | (u_longlong_t)zb->zb_object, | |
3400 | (longlong_t)zb->zb_level, | |
3401 | (u_longlong_t)blkid2offset(dnp, bp, zb), | |
3402 | blkbuf); | |
3403 | } | |
3404 | ||
3405 | if (BP_IS_HOLE(bp)) | |
b128c09f BB |
3406 | return (0); |
3407 | ||
9babb374 BB |
3408 | type = BP_GET_TYPE(bp); |
3409 | ||
9ae529ec CS |
3410 | zdb_count_block(zcb, zilog, bp, |
3411 | (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); | |
b128c09f | 3412 | |
9ae529ec | 3413 | is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); |
428870ff | 3414 | |
9b67f605 MA |
3415 | if (!BP_IS_EMBEDDED(bp) && |
3416 | (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { | |
428870ff | 3417 | size_t size = BP_GET_PSIZE(bp); |
a6255b7f | 3418 | abd_t *abd = abd_alloc(size, B_FALSE); |
428870ff | 3419 | int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; |
9babb374 | 3420 | |
428870ff BB |
3421 | /* If it's an intent log block, failure is expected. */ |
3422 | if (zb->zb_level == ZB_ZIL_LEVEL) | |
3423 | flags |= ZIO_FLAG_SPECULATIVE; | |
b128c09f | 3424 | |
5853fe79 | 3425 | mutex_enter(&spa->spa_scrub_lock); |
d4a72f23 | 3426 | while (spa->spa_load_verify_ios > max_inflight) |
5853fe79 | 3427 | cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); |
d4a72f23 | 3428 | spa->spa_load_verify_ios++; |
5853fe79 | 3429 | mutex_exit(&spa->spa_scrub_lock); |
428870ff | 3430 | |
a6255b7f | 3431 | zio_nowait(zio_read(NULL, spa, bp, abd, size, |
5853fe79 | 3432 | zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); |
34dc7c2f BB |
3433 | } |
3434 | ||
3435 | zcb->zcb_readfails = 0; | |
3436 | ||
e5fd1dd6 MA |
3437 | /* only call gethrtime() every 100 blocks */ |
3438 | static int iters; | |
3439 | if (++iters > 100) | |
3440 | iters = 0; | |
3441 | else | |
3442 | return (0); | |
3443 | ||
3444 | if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { | |
d5869641 MA |
3445 | uint64_t now = gethrtime(); |
3446 | char buf[10]; | |
3447 | uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; | |
3448 | int kb_per_sec = | |
3449 | 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); | |
3450 | int sec_remaining = | |
3451 | (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; | |
3452 | ||
f3c8c9e6 JK |
3453 | /* make sure nicenum has enough space */ |
3454 | CTASSERT(sizeof (buf) >= NN_NUMBUF_SZ); | |
3455 | ||
e7fbeb60 | 3456 | zfs_nicebytes(bytes, buf, sizeof (buf)); |
d5869641 MA |
3457 | (void) fprintf(stderr, |
3458 | "\r%5s completed (%4dMB/s) " | |
3459 | "estimated time remaining: %uhr %02umin %02usec ", | |
3460 | buf, kb_per_sec / 1024, | |
3461 | sec_remaining / 60 / 60, | |
3462 | sec_remaining / 60 % 60, | |
3463 | sec_remaining % 60); | |
3464 | ||
3465 | zcb->zcb_lastprint = now; | |
3466 | } | |
3467 | ||
34dc7c2f BB |
3468 | return (0); |
3469 | } | |
3470 | ||
428870ff | 3471 | static void |
93cf2076 | 3472 | zdb_leak(void *arg, uint64_t start, uint64_t size) |
428870ff | 3473 | { |
93cf2076 | 3474 | vdev_t *vd = arg; |
428870ff BB |
3475 | |
3476 | (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", | |
3477 | (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); | |
3478 | } | |
3479 | ||
93cf2076 | 3480 | static metaslab_ops_t zdb_metaslab_ops = { |
f3a7f661 | 3481 | NULL /* alloc */ |
428870ff BB |
3482 | }; |
3483 | ||
a1d477c2 MA |
3484 | /* ARGSUSED */ |
3485 | static void | |
3486 | claim_segment_impl_cb(uint64_t inner_offset, vdev_t *vd, uint64_t offset, | |
3487 | uint64_t size, void *arg) | |
3488 | { | |
3489 | /* | |
3490 | * This callback was called through a remap from | |
3491 | * a device being removed. Therefore, the vdev that | |
3492 | * this callback is applied to is a concrete | |
3493 | * vdev. | |
3494 | */ | |
3495 | ASSERT(vdev_is_concrete(vd)); | |
3496 | ||
3497 | VERIFY0(metaslab_claim_impl(vd, offset, size, | |
d2734cce | 3498 | spa_min_claim_txg(vd->vdev_spa))); |
a1d477c2 MA |
3499 | } |
3500 | ||
3501 | static void | |
3502 | claim_segment_cb(void *arg, uint64_t offset, uint64_t size) | |
3503 | { | |
3504 | vdev_t *vd = arg; | |
3505 | ||
3506 | vdev_indirect_ops.vdev_op_remap(vd, offset, size, | |
3507 | claim_segment_impl_cb, NULL); | |
3508 | } | |
3509 | ||
3510 | /* | |
3511 | * After accounting for all allocated blocks that are directly referenced, | |
3512 | * we might have missed a reference to a block from a partially complete | |
3513 | * (and thus unused) indirect mapping object. We perform a secondary pass | |
3514 | * through the metaslabs we have already mapped and claim the destination | |
3515 | * blocks. | |
3516 | */ | |
3517 | static void | |
3518 | zdb_claim_removing(spa_t *spa, zdb_cb_t *zcb) | |
3519 | { | |
3520 | if (spa->spa_vdev_removal == NULL) | |
3521 | return; | |
3522 | ||
3523 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
3524 | ||
3525 | spa_vdev_removal_t *svr = spa->spa_vdev_removal; | |
9e052db4 | 3526 | vdev_t *vd = vdev_lookup_top(spa, svr->svr_vdev_id); |
a1d477c2 MA |
3527 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; |
3528 | ||
3529 | for (uint64_t msi = 0; msi < vd->vdev_ms_count; msi++) { | |
3530 | metaslab_t *msp = vd->vdev_ms[msi]; | |
3531 | ||
3532 | if (msp->ms_start >= vdev_indirect_mapping_max_offset(vim)) | |
3533 | break; | |
3534 | ||
3535 | ASSERT0(range_tree_space(svr->svr_allocd_segs)); | |
3536 | ||
3537 | if (msp->ms_sm != NULL) { | |
3538 | VERIFY0(space_map_load(msp->ms_sm, | |
3539 | svr->svr_allocd_segs, SM_ALLOC)); | |
3540 | ||
3541 | /* | |
9e052db4 MA |
3542 | * Clear everything past what has been synced unless |
3543 | * it's past the spacemap, because we have not allocated | |
3544 | * mappings for it yet. | |
a1d477c2 | 3545 | */ |
9e052db4 MA |
3546 | uint64_t vim_max_offset = |
3547 | vdev_indirect_mapping_max_offset(vim); | |
3548 | uint64_t sm_end = msp->ms_sm->sm_start + | |
3549 | msp->ms_sm->sm_size; | |
3550 | if (sm_end > vim_max_offset) | |
3551 | range_tree_clear(svr->svr_allocd_segs, | |
3552 | vim_max_offset, sm_end - vim_max_offset); | |
a1d477c2 MA |
3553 | } |
3554 | ||
3555 | zcb->zcb_removing_size += | |
3556 | range_tree_space(svr->svr_allocd_segs); | |
3557 | range_tree_vacate(svr->svr_allocd_segs, claim_segment_cb, vd); | |
3558 | } | |
3559 | ||
3560 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
3561 | } | |
3562 | ||
a1d477c2 MA |
3563 | /* ARGSUSED */ |
3564 | static int | |
3565 | increment_indirect_mapping_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
3566 | { | |
3567 | zdb_cb_t *zcb = arg; | |
3568 | spa_t *spa = zcb->zcb_spa; | |
3569 | vdev_t *vd; | |
3570 | const dva_t *dva = &bp->blk_dva[0]; | |
3571 | ||
3572 | ASSERT(!dump_opt['L']); | |
3573 | ASSERT3U(BP_GET_NDVAS(bp), ==, 1); | |
3574 | ||
3575 | spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); | |
3576 | vd = vdev_lookup_top(zcb->zcb_spa, DVA_GET_VDEV(dva)); | |
3577 | ASSERT3P(vd, !=, NULL); | |
3578 | spa_config_exit(spa, SCL_VDEV, FTAG); | |
3579 | ||
3580 | ASSERT(vd->vdev_indirect_config.vic_mapping_object != 0); | |
3581 | ASSERT3P(zcb->zcb_vd_obsolete_counts[vd->vdev_id], !=, NULL); | |
3582 | ||
3583 | vdev_indirect_mapping_increment_obsolete_count( | |
3584 | vd->vdev_indirect_mapping, | |
3585 | DVA_GET_OFFSET(dva), DVA_GET_ASIZE(dva), | |
3586 | zcb->zcb_vd_obsolete_counts[vd->vdev_id]); | |
3587 | ||
3588 | return (0); | |
3589 | } | |
3590 | ||
3591 | static uint32_t * | |
3592 | zdb_load_obsolete_counts(vdev_t *vd) | |
3593 | { | |
3594 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
3595 | spa_t *spa = vd->vdev_spa; | |
3596 | spa_condensing_indirect_phys_t *scip = | |
3597 | &spa->spa_condensing_indirect_phys; | |
3598 | uint32_t *counts; | |
3599 | ||
3600 | EQUIV(vdev_obsolete_sm_object(vd) != 0, vd->vdev_obsolete_sm != NULL); | |
3601 | counts = vdev_indirect_mapping_load_obsolete_counts(vim); | |
3602 | if (vd->vdev_obsolete_sm != NULL) { | |
3603 | vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, | |
3604 | vd->vdev_obsolete_sm); | |
3605 | } | |
3606 | if (scip->scip_vdev == vd->vdev_id && | |
3607 | scip->scip_prev_obsolete_sm_object != 0) { | |
3608 | space_map_t *prev_obsolete_sm = NULL; | |
3609 | VERIFY0(space_map_open(&prev_obsolete_sm, spa->spa_meta_objset, | |
3610 | scip->scip_prev_obsolete_sm_object, 0, vd->vdev_asize, 0)); | |
3611 | space_map_update(prev_obsolete_sm); | |
3612 | vdev_indirect_mapping_load_obsolete_spacemap(vim, counts, | |
3613 | prev_obsolete_sm); | |
3614 | space_map_close(prev_obsolete_sm); | |
3615 | } | |
3616 | return (counts); | |
3617 | } | |
3618 | ||
428870ff BB |
3619 | static void |
3620 | zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
3621 | { | |
867959b5 | 3622 | ddt_bookmark_t ddb; |
428870ff BB |
3623 | ddt_entry_t dde; |
3624 | int error; | |
d6320ddb | 3625 | int p; |
428870ff | 3626 | |
867959b5 | 3627 | bzero(&ddb, sizeof (ddb)); |
428870ff BB |
3628 | while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { |
3629 | blkptr_t blk; | |
3630 | ddt_phys_t *ddp = dde.dde_phys; | |
3631 | ||
3632 | if (ddb.ddb_class == DDT_CLASS_UNIQUE) | |
3633 | return; | |
3634 | ||
3635 | ASSERT(ddt_phys_total_refcnt(&dde) > 1); | |
3636 | ||
d6320ddb | 3637 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
3638 | if (ddp->ddp_phys_birth == 0) |
3639 | continue; | |
3640 | ddt_bp_create(ddb.ddb_checksum, | |
3641 | &dde.dde_key, ddp, &blk); | |
3642 | if (p == DDT_PHYS_DITTO) { | |
3643 | zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); | |
3644 | } else { | |
3645 | zcb->zcb_dedup_asize += | |
3646 | BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); | |
3647 | zcb->zcb_dedup_blocks++; | |
3648 | } | |
3649 | } | |
3650 | if (!dump_opt['L']) { | |
3651 | ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; | |
3652 | ddt_enter(ddt); | |
3653 | VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); | |
3654 | ddt_exit(ddt); | |
3655 | } | |
3656 | } | |
3657 | ||
3658 | ASSERT(error == ENOENT); | |
3659 | } | |
3660 | ||
d2734cce SD |
3661 | typedef struct checkpoint_sm_exclude_entry_arg { |
3662 | vdev_t *cseea_vd; | |
3663 | uint64_t cseea_checkpoint_size; | |
3664 | } checkpoint_sm_exclude_entry_arg_t; | |
3665 | ||
3666 | static int | |
4d044c4c | 3667 | checkpoint_sm_exclude_entry_cb(space_map_entry_t *sme, void *arg) |
d2734cce SD |
3668 | { |
3669 | checkpoint_sm_exclude_entry_arg_t *cseea = arg; | |
3670 | vdev_t *vd = cseea->cseea_vd; | |
4d044c4c SD |
3671 | metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; |
3672 | uint64_t end = sme->sme_offset + sme->sme_run; | |
d2734cce | 3673 | |
4d044c4c | 3674 | ASSERT(sme->sme_type == SM_FREE); |
d2734cce SD |
3675 | |
3676 | /* | |
3677 | * Since the vdev_checkpoint_sm exists in the vdev level | |
3678 | * and the ms_sm space maps exist in the metaslab level, | |
3679 | * an entry in the checkpoint space map could theoretically | |
3680 | * cross the boundaries of the metaslab that it belongs. | |
3681 | * | |
3682 | * In reality, because of the way that we populate and | |
3683 | * manipulate the checkpoint's space maps currently, | |
3684 | * there shouldn't be any entries that cross metaslabs. | |
3685 | * Hence the assertion below. | |
3686 | * | |
3687 | * That said, there is no fundamental requirement that | |
3688 | * the checkpoint's space map entries should not cross | |
3689 | * metaslab boundaries. So if needed we could add code | |
3690 | * that handles metaslab-crossing segments in the future. | |
3691 | */ | |
4d044c4c | 3692 | VERIFY3U(sme->sme_offset, >=, ms->ms_start); |
d2734cce SD |
3693 | VERIFY3U(end, <=, ms->ms_start + ms->ms_size); |
3694 | ||
3695 | /* | |
3696 | * By removing the entry from the allocated segments we | |
3697 | * also verify that the entry is there to begin with. | |
3698 | */ | |
3699 | mutex_enter(&ms->ms_lock); | |
4d044c4c | 3700 | range_tree_remove(ms->ms_allocatable, sme->sme_offset, sme->sme_run); |
d2734cce SD |
3701 | mutex_exit(&ms->ms_lock); |
3702 | ||
4d044c4c | 3703 | cseea->cseea_checkpoint_size += sme->sme_run; |
d2734cce SD |
3704 | return (0); |
3705 | } | |
3706 | ||
3707 | static void | |
3708 | zdb_leak_init_vdev_exclude_checkpoint(vdev_t *vd, zdb_cb_t *zcb) | |
3709 | { | |
3710 | spa_t *spa = vd->vdev_spa; | |
3711 | space_map_t *checkpoint_sm = NULL; | |
3712 | uint64_t checkpoint_sm_obj; | |
3713 | ||
3714 | /* | |
3715 | * If there is no vdev_top_zap, we are in a pool whose | |
3716 | * version predates the pool checkpoint feature. | |
3717 | */ | |
3718 | if (vd->vdev_top_zap == 0) | |
3719 | return; | |
3720 | ||
3721 | /* | |
3722 | * If there is no reference of the vdev_checkpoint_sm in | |
3723 | * the vdev_top_zap, then one of the following scenarios | |
3724 | * is true: | |
3725 | * | |
3726 | * 1] There is no checkpoint | |
3727 | * 2] There is a checkpoint, but no checkpointed blocks | |
3728 | * have been freed yet | |
3729 | * 3] The current vdev is indirect | |
3730 | * | |
3731 | * In these cases we return immediately. | |
3732 | */ | |
3733 | if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, | |
3734 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
3735 | return; | |
3736 | ||
3737 | VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, | |
3738 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, sizeof (uint64_t), 1, | |
3739 | &checkpoint_sm_obj)); | |
3740 | ||
3741 | checkpoint_sm_exclude_entry_arg_t cseea; | |
3742 | cseea.cseea_vd = vd; | |
3743 | cseea.cseea_checkpoint_size = 0; | |
3744 | ||
3745 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), | |
3746 | checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); | |
3747 | space_map_update(checkpoint_sm); | |
3748 | ||
3749 | VERIFY0(space_map_iterate(checkpoint_sm, | |
3750 | checkpoint_sm_exclude_entry_cb, &cseea)); | |
3751 | space_map_close(checkpoint_sm); | |
3752 | ||
3753 | zcb->zcb_checkpoint_size += cseea.cseea_checkpoint_size; | |
3754 | } | |
3755 | ||
3756 | static void | |
3757 | zdb_leak_init_exclude_checkpoint(spa_t *spa, zdb_cb_t *zcb) | |
3758 | { | |
3759 | vdev_t *rvd = spa->spa_root_vdev; | |
3760 | for (uint64_t c = 0; c < rvd->vdev_children; c++) { | |
3761 | ASSERT3U(c, ==, rvd->vdev_child[c]->vdev_id); | |
3762 | zdb_leak_init_vdev_exclude_checkpoint(rvd->vdev_child[c], zcb); | |
3763 | } | |
3764 | } | |
3765 | ||
3766 | static void | |
3767 | load_concrete_ms_allocatable_trees(spa_t *spa, maptype_t maptype) | |
3768 | { | |
3769 | vdev_t *rvd = spa->spa_root_vdev; | |
3770 | for (uint64_t i = 0; i < rvd->vdev_children; i++) { | |
3771 | vdev_t *vd = rvd->vdev_child[i]; | |
3772 | ||
3773 | ASSERT3U(i, ==, vd->vdev_id); | |
3774 | ||
3775 | if (vd->vdev_ops == &vdev_indirect_ops) | |
3776 | continue; | |
3777 | ||
3778 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
3779 | metaslab_t *msp = vd->vdev_ms[m]; | |
3780 | ||
3781 | (void) fprintf(stderr, | |
3782 | "\rloading concrete vdev %llu, " | |
3783 | "metaslab %llu of %llu ...", | |
3784 | (longlong_t)vd->vdev_id, | |
3785 | (longlong_t)msp->ms_id, | |
3786 | (longlong_t)vd->vdev_ms_count); | |
3787 | ||
3788 | mutex_enter(&msp->ms_lock); | |
3789 | metaslab_unload(msp); | |
3790 | ||
3791 | /* | |
3792 | * We don't want to spend the CPU manipulating the | |
3793 | * size-ordered tree, so clear the range_tree ops. | |
3794 | */ | |
3795 | msp->ms_allocatable->rt_ops = NULL; | |
3796 | ||
3797 | if (msp->ms_sm != NULL) { | |
3798 | VERIFY0(space_map_load(msp->ms_sm, | |
3799 | msp->ms_allocatable, maptype)); | |
3800 | } | |
3801 | if (!msp->ms_loaded) | |
3802 | msp->ms_loaded = B_TRUE; | |
3803 | mutex_exit(&msp->ms_lock); | |
3804 | } | |
3805 | } | |
3806 | } | |
3807 | ||
3808 | /* | |
3809 | * vm_idxp is an in-out parameter which (for indirect vdevs) is the | |
3810 | * index in vim_entries that has the first entry in this metaslab. | |
3811 | * On return, it will be set to the first entry after this metaslab. | |
3812 | */ | |
3813 | static void | |
3814 | load_indirect_ms_allocatable_tree(vdev_t *vd, metaslab_t *msp, | |
3815 | uint64_t *vim_idxp) | |
3816 | { | |
3817 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
3818 | ||
3819 | mutex_enter(&msp->ms_lock); | |
3820 | metaslab_unload(msp); | |
3821 | ||
3822 | /* | |
3823 | * We don't want to spend the CPU manipulating the | |
3824 | * size-ordered tree, so clear the range_tree ops. | |
3825 | */ | |
3826 | msp->ms_allocatable->rt_ops = NULL; | |
3827 | ||
3828 | for (; *vim_idxp < vdev_indirect_mapping_num_entries(vim); | |
3829 | (*vim_idxp)++) { | |
3830 | vdev_indirect_mapping_entry_phys_t *vimep = | |
3831 | &vim->vim_entries[*vim_idxp]; | |
3832 | uint64_t ent_offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); | |
3833 | uint64_t ent_len = DVA_GET_ASIZE(&vimep->vimep_dst); | |
3834 | ASSERT3U(ent_offset, >=, msp->ms_start); | |
3835 | if (ent_offset >= msp->ms_start + msp->ms_size) | |
3836 | break; | |
3837 | ||
3838 | /* | |
3839 | * Mappings do not cross metaslab boundaries, | |
3840 | * because we create them by walking the metaslabs. | |
3841 | */ | |
3842 | ASSERT3U(ent_offset + ent_len, <=, | |
3843 | msp->ms_start + msp->ms_size); | |
3844 | range_tree_add(msp->ms_allocatable, ent_offset, ent_len); | |
3845 | } | |
3846 | ||
3847 | if (!msp->ms_loaded) | |
3848 | msp->ms_loaded = B_TRUE; | |
3849 | mutex_exit(&msp->ms_lock); | |
3850 | } | |
3851 | ||
3852 | static void | |
3853 | zdb_leak_init_prepare_indirect_vdevs(spa_t *spa, zdb_cb_t *zcb) | |
3854 | { | |
3855 | vdev_t *rvd = spa->spa_root_vdev; | |
3856 | for (uint64_t c = 0; c < rvd->vdev_children; c++) { | |
3857 | vdev_t *vd = rvd->vdev_child[c]; | |
3858 | ||
3859 | ASSERT3U(c, ==, vd->vdev_id); | |
3860 | ||
3861 | if (vd->vdev_ops != &vdev_indirect_ops) | |
3862 | continue; | |
3863 | ||
3864 | /* | |
3865 | * Note: we don't check for mapping leaks on | |
3866 | * removing vdevs because their ms_allocatable's | |
3867 | * are used to look for leaks in allocated space. | |
3868 | */ | |
3869 | zcb->zcb_vd_obsolete_counts[c] = zdb_load_obsolete_counts(vd); | |
3870 | ||
3871 | /* | |
3872 | * Normally, indirect vdevs don't have any | |
3873 | * metaslabs. We want to set them up for | |
3874 | * zio_claim(). | |
3875 | */ | |
3876 | VERIFY0(vdev_metaslab_init(vd, 0)); | |
3877 | ||
3878 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
3879 | uint64_t vim_idx = 0; | |
3880 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
3881 | ||
3882 | (void) fprintf(stderr, | |
3883 | "\rloading indirect vdev %llu, " | |
3884 | "metaslab %llu of %llu ...", | |
3885 | (longlong_t)vd->vdev_id, | |
3886 | (longlong_t)vd->vdev_ms[m]->ms_id, | |
3887 | (longlong_t)vd->vdev_ms_count); | |
3888 | ||
3889 | load_indirect_ms_allocatable_tree(vd, vd->vdev_ms[m], | |
3890 | &vim_idx); | |
3891 | } | |
3892 | ASSERT3U(vim_idx, ==, vdev_indirect_mapping_num_entries(vim)); | |
3893 | } | |
3894 | } | |
3895 | ||
428870ff BB |
3896 | static void |
3897 | zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
3898 | { | |
3899 | zcb->zcb_spa = spa; | |
3900 | ||
3901 | if (!dump_opt['L']) { | |
a1d477c2 | 3902 | dsl_pool_t *dp = spa->spa_dsl_pool; |
428870ff | 3903 | vdev_t *rvd = spa->spa_root_vdev; |
4e21fd06 DB |
3904 | |
3905 | /* | |
3906 | * We are going to be changing the meaning of the metaslab's | |
d2734cce | 3907 | * ms_allocatable. Ensure that the allocator doesn't try to |
4e21fd06 DB |
3908 | * use the tree. |
3909 | */ | |
3910 | spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; | |
3911 | spa->spa_log_class->mc_ops = &zdb_metaslab_ops; | |
3912 | ||
a1d477c2 MA |
3913 | zcb->zcb_vd_obsolete_counts = |
3914 | umem_zalloc(rvd->vdev_children * sizeof (uint32_t *), | |
3915 | UMEM_NOFAIL); | |
3916 | ||
d2734cce SD |
3917 | /* |
3918 | * For leak detection, we overload the ms_allocatable trees | |
3919 | * to contain allocated segments instead of free segments. | |
3920 | * As a result, we can't use the normal metaslab_load/unload | |
3921 | * interfaces. | |
3922 | */ | |
3923 | zdb_leak_init_prepare_indirect_vdevs(spa, zcb); | |
3924 | load_concrete_ms_allocatable_trees(spa, SM_ALLOC); | |
93cf2076 | 3925 | |
d2734cce SD |
3926 | /* |
3927 | * On load_concrete_ms_allocatable_trees() we loaded all the | |
3928 | * allocated entries from the ms_sm to the ms_allocatable for | |
3929 | * each metaslab. If the pool has a checkpoint or is in the | |
3930 | * middle of discarding a checkpoint, some of these blocks | |
3931 | * may have been freed but their ms_sm may not have been | |
3932 | * updated because they are referenced by the checkpoint. In | |
3933 | * order to avoid false-positives during leak-detection, we | |
3934 | * go through the vdev's checkpoint space map and exclude all | |
3935 | * its entries from their relevant ms_allocatable. | |
3936 | * | |
3937 | * We also aggregate the space held by the checkpoint and add | |
3938 | * it to zcb_checkpoint_size. | |
3939 | * | |
3940 | * Note that at this point we are also verifying that all the | |
3941 | * entries on the checkpoint_sm are marked as allocated in | |
3942 | * the ms_sm of their relevant metaslab. | |
3943 | * [see comment in checkpoint_sm_exclude_entry_cb()] | |
3944 | */ | |
3945 | zdb_leak_init_exclude_checkpoint(spa, zcb); | |
a1d477c2 | 3946 | |
d2734cce | 3947 | /* for cleaner progress output */ |
0ec07248 | 3948 | (void) fprintf(stderr, "\n"); |
a1d477c2 MA |
3949 | |
3950 | if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { | |
3951 | ASSERT(spa_feature_is_enabled(spa, | |
3952 | SPA_FEATURE_DEVICE_REMOVAL)); | |
3953 | (void) bpobj_iterate_nofree(&dp->dp_obsolete_bpobj, | |
3954 | increment_indirect_mapping_cb, zcb, NULL); | |
3955 | } | |
d2734cce SD |
3956 | } else { |
3957 | /* | |
3958 | * If leak tracing is disabled, we still need to consider | |
3959 | * any checkpointed space in our space verification. | |
3960 | */ | |
3961 | zcb->zcb_checkpoint_size += spa_get_checkpoint_space(spa); | |
428870ff BB |
3962 | } |
3963 | ||
3964 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
428870ff | 3965 | zdb_ddt_leak_init(spa, zcb); |
428870ff BB |
3966 | spa_config_exit(spa, SCL_CONFIG, FTAG); |
3967 | } | |
3968 | ||
a1d477c2 MA |
3969 | static boolean_t |
3970 | zdb_check_for_obsolete_leaks(vdev_t *vd, zdb_cb_t *zcb) | |
3971 | { | |
3972 | boolean_t leaks = B_FALSE; | |
3973 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
3974 | uint64_t total_leaked = 0; | |
3975 | ||
3976 | ASSERT(vim != NULL); | |
3977 | ||
3978 | for (uint64_t i = 0; i < vdev_indirect_mapping_num_entries(vim); i++) { | |
3979 | vdev_indirect_mapping_entry_phys_t *vimep = | |
3980 | &vim->vim_entries[i]; | |
3981 | uint64_t obsolete_bytes = 0; | |
3982 | uint64_t offset = DVA_MAPPING_GET_SRC_OFFSET(vimep); | |
3983 | metaslab_t *msp = vd->vdev_ms[offset >> vd->vdev_ms_shift]; | |
3984 | ||
3985 | /* | |
3986 | * This is not very efficient but it's easy to | |
3987 | * verify correctness. | |
3988 | */ | |
3989 | for (uint64_t inner_offset = 0; | |
3990 | inner_offset < DVA_GET_ASIZE(&vimep->vimep_dst); | |
3991 | inner_offset += 1 << vd->vdev_ashift) { | |
d2734cce | 3992 | if (range_tree_contains(msp->ms_allocatable, |
a1d477c2 MA |
3993 | offset + inner_offset, 1 << vd->vdev_ashift)) { |
3994 | obsolete_bytes += 1 << vd->vdev_ashift; | |
3995 | } | |
3996 | } | |
3997 | ||
3998 | int64_t bytes_leaked = obsolete_bytes - | |
3999 | zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]; | |
4000 | ASSERT3U(DVA_GET_ASIZE(&vimep->vimep_dst), >=, | |
4001 | zcb->zcb_vd_obsolete_counts[vd->vdev_id][i]); | |
4002 | if (bytes_leaked != 0 && | |
4003 | (vdev_obsolete_counts_are_precise(vd) || | |
4004 | dump_opt['d'] >= 5)) { | |
4005 | (void) printf("obsolete indirect mapping count " | |
4006 | "mismatch on %llu:%llx:%llx : %llx bytes leaked\n", | |
4007 | (u_longlong_t)vd->vdev_id, | |
4008 | (u_longlong_t)DVA_MAPPING_GET_SRC_OFFSET(vimep), | |
4009 | (u_longlong_t)DVA_GET_ASIZE(&vimep->vimep_dst), | |
4010 | (u_longlong_t)bytes_leaked); | |
4011 | } | |
4012 | total_leaked += ABS(bytes_leaked); | |
4013 | } | |
4014 | ||
4015 | if (!vdev_obsolete_counts_are_precise(vd) && total_leaked > 0) { | |
4016 | int pct_leaked = total_leaked * 100 / | |
4017 | vdev_indirect_mapping_bytes_mapped(vim); | |
4018 | (void) printf("cannot verify obsolete indirect mapping " | |
4019 | "counts of vdev %llu because precise feature was not " | |
4020 | "enabled when it was removed: %d%% (%llx bytes) of mapping" | |
4021 | "unreferenced\n", | |
4022 | (u_longlong_t)vd->vdev_id, pct_leaked, | |
4023 | (u_longlong_t)total_leaked); | |
4024 | } else if (total_leaked > 0) { | |
4025 | (void) printf("obsolete indirect mapping count mismatch " | |
4026 | "for vdev %llu -- %llx total bytes mismatched\n", | |
4027 | (u_longlong_t)vd->vdev_id, | |
4028 | (u_longlong_t)total_leaked); | |
4029 | leaks |= B_TRUE; | |
4030 | } | |
4031 | ||
4032 | vdev_indirect_mapping_free_obsolete_counts(vim, | |
4033 | zcb->zcb_vd_obsolete_counts[vd->vdev_id]); | |
4034 | zcb->zcb_vd_obsolete_counts[vd->vdev_id] = NULL; | |
4035 | ||
4036 | return (leaks); | |
4037 | } | |
4038 | ||
4039 | static boolean_t | |
4040 | zdb_leak_fini(spa_t *spa, zdb_cb_t *zcb) | |
428870ff | 4041 | { |
a1d477c2 | 4042 | boolean_t leaks = B_FALSE; |
428870ff BB |
4043 | if (!dump_opt['L']) { |
4044 | vdev_t *rvd = spa->spa_root_vdev; | |
867959b5 | 4045 | for (unsigned c = 0; c < rvd->vdev_children; c++) { |
428870ff | 4046 | vdev_t *vd = rvd->vdev_child[c]; |
beabc5e4 | 4047 | ASSERTV(metaslab_group_t *mg = vd->vdev_mg); |
a1d477c2 MA |
4048 | |
4049 | if (zcb->zcb_vd_obsolete_counts[c] != NULL) { | |
4050 | leaks |= zdb_check_for_obsolete_leaks(vd, zcb); | |
4051 | } | |
4052 | ||
4053 | for (uint64_t m = 0; m < vd->vdev_ms_count; m++) { | |
428870ff | 4054 | metaslab_t *msp = vd->vdev_ms[m]; |
4e21fd06 | 4055 | ASSERT3P(mg, ==, msp->ms_group); |
93cf2076 GW |
4056 | |
4057 | /* | |
d2734cce SD |
4058 | * ms_allocatable has been overloaded |
4059 | * to contain allocated segments. Now that | |
4060 | * we finished traversing all blocks, any | |
4061 | * block that remains in the ms_allocatable | |
93cf2076 GW |
4062 | * represents an allocated block that we |
4063 | * did not claim during the traversal. | |
4064 | * Claimed blocks would have been removed | |
d2734cce SD |
4065 | * from the ms_allocatable. For indirect |
4066 | * vdevs, space remaining in the tree | |
4067 | * represents parts of the mapping that are | |
4068 | * not referenced, which is not a bug. | |
93cf2076 | 4069 | */ |
a1d477c2 | 4070 | if (vd->vdev_ops == &vdev_indirect_ops) { |
d2734cce | 4071 | range_tree_vacate(msp->ms_allocatable, |
a1d477c2 MA |
4072 | NULL, NULL); |
4073 | } else { | |
d2734cce | 4074 | range_tree_vacate(msp->ms_allocatable, |
a1d477c2 MA |
4075 | zdb_leak, vd); |
4076 | } | |
4e21fd06 DB |
4077 | |
4078 | if (msp->ms_loaded) | |
4079 | msp->ms_loaded = B_FALSE; | |
428870ff BB |
4080 | } |
4081 | } | |
a1d477c2 MA |
4082 | |
4083 | umem_free(zcb->zcb_vd_obsolete_counts, | |
4084 | rvd->vdev_children * sizeof (uint32_t *)); | |
4085 | zcb->zcb_vd_obsolete_counts = NULL; | |
428870ff | 4086 | } |
a1d477c2 | 4087 | return (leaks); |
428870ff BB |
4088 | } |
4089 | ||
4090 | /* ARGSUSED */ | |
4091 | static int | |
4092 | count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
4093 | { | |
4094 | zdb_cb_t *zcb = arg; | |
4095 | ||
d5869641 | 4096 | if (dump_opt['b'] >= 5) { |
428870ff | 4097 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 4098 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
4099 | (void) printf("[%s] %s\n", |
4100 | "deferred free", blkbuf); | |
4101 | } | |
4102 | zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); | |
4103 | return (0); | |
4104 | } | |
4105 | ||
34dc7c2f BB |
4106 | static int |
4107 | dump_block_stats(spa_t *spa) | |
4108 | { | |
2598c001 | 4109 | zdb_cb_t zcb; |
34dc7c2f | 4110 | zdb_blkstats_t *zb, *tzb; |
428870ff | 4111 | uint64_t norm_alloc, norm_space, total_alloc, total_found; |
b5256303 TC |
4112 | int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | |
4113 | TRAVERSE_NO_DECRYPT | TRAVERSE_HARD; | |
9b67f605 | 4114 | boolean_t leaks = B_FALSE; |
0c0b0ad4 | 4115 | int e, c, err; |
9b67f605 | 4116 | bp_embedded_type_t i; |
34dc7c2f | 4117 | |
867959b5 | 4118 | bzero(&zcb, sizeof (zcb)); |
d5869641 | 4119 | (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", |
428870ff BB |
4120 | (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", |
4121 | (dump_opt['c'] == 1) ? "metadata " : "", | |
4122 | dump_opt['c'] ? "checksums " : "", | |
4123 | (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", | |
4124 | !dump_opt['L'] ? "nothing leaked " : ""); | |
34dc7c2f BB |
4125 | |
4126 | /* | |
b128c09f BB |
4127 | * Load all space maps as SM_ALLOC maps, then traverse the pool |
4128 | * claiming each block we discover. If the pool is perfectly | |
4129 | * consistent, the space maps will be empty when we're done. | |
4130 | * Anything left over is a leak; any block we can't claim (because | |
4131 | * it's not part of any space map) is a double allocation, | |
4132 | * reference to a freed block, or an unclaimed log block. | |
34dc7c2f | 4133 | */ |
d1d7e268 | 4134 | bzero(&zcb, sizeof (zdb_cb_t)); |
428870ff | 4135 | zdb_leak_init(spa, &zcb); |
34dc7c2f BB |
4136 | |
4137 | /* | |
4138 | * If there's a deferred-free bplist, process that first. | |
4139 | */ | |
428870ff BB |
4140 | (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, |
4141 | count_block_cb, &zcb, NULL); | |
a1d477c2 | 4142 | |
13fe0198 MA |
4143 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
4144 | (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, | |
4145 | count_block_cb, &zcb, NULL); | |
4146 | } | |
a1d477c2 MA |
4147 | |
4148 | zdb_claim_removing(spa, &zcb); | |
4149 | ||
fa86b5db | 4150 | if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
4151 | VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, |
4152 | spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, | |
4153 | &zcb, NULL)); | |
4154 | } | |
34dc7c2f | 4155 | |
428870ff BB |
4156 | if (dump_opt['c'] > 1) |
4157 | flags |= TRAVERSE_PREFETCH_DATA; | |
34dc7c2f | 4158 | |
d5869641 | 4159 | zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); |
cc99f275 DB |
4160 | zcb.zcb_totalasize += metaslab_class_get_alloc(spa_special_class(spa)); |
4161 | zcb.zcb_totalasize += metaslab_class_get_alloc(spa_dedup_class(spa)); | |
d5869641 | 4162 | zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); |
0c0b0ad4 | 4163 | err = traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); |
34dc7c2f | 4164 | |
5853fe79 GW |
4165 | /* |
4166 | * If we've traversed the data blocks then we need to wait for those | |
4167 | * I/Os to complete. We leverage "The Godfather" zio to wait on | |
4168 | * all async I/Os to complete. | |
4169 | */ | |
4170 | if (dump_opt['c']) { | |
e022864d MA |
4171 | for (c = 0; c < max_ncpus; c++) { |
4172 | (void) zio_wait(spa->spa_async_zio_root[c]); | |
4173 | spa->spa_async_zio_root[c] = zio_root(spa, NULL, NULL, | |
4174 | ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | | |
4175 | ZIO_FLAG_GODFATHER); | |
4176 | } | |
5853fe79 GW |
4177 | } |
4178 | ||
0c0b0ad4 CC |
4179 | /* |
4180 | * Done after zio_wait() since zcb_haderrors is modified in | |
4181 | * zdb_blkptr_done() | |
4182 | */ | |
4183 | zcb.zcb_haderrors |= err; | |
4184 | ||
428870ff | 4185 | if (zcb.zcb_haderrors) { |
34dc7c2f BB |
4186 | (void) printf("\nError counts:\n\n"); |
4187 | (void) printf("\t%5s %s\n", "errno", "count"); | |
d6320ddb | 4188 | for (e = 0; e < 256; e++) { |
34dc7c2f BB |
4189 | if (zcb.zcb_errors[e] != 0) { |
4190 | (void) printf("\t%5d %llu\n", | |
4191 | e, (u_longlong_t)zcb.zcb_errors[e]); | |
4192 | } | |
4193 | } | |
4194 | } | |
4195 | ||
4196 | /* | |
4197 | * Report any leaked segments. | |
4198 | */ | |
a1d477c2 | 4199 | leaks |= zdb_leak_fini(spa, &zcb); |
34dc7c2f | 4200 | |
428870ff | 4201 | tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; |
34dc7c2f | 4202 | |
428870ff BB |
4203 | norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); |
4204 | norm_space = metaslab_class_get_space(spa_normal_class(spa)); | |
34dc7c2f | 4205 | |
cc99f275 DB |
4206 | total_alloc = norm_alloc + |
4207 | metaslab_class_get_alloc(spa_log_class(spa)) + | |
4208 | metaslab_class_get_alloc(spa_special_class(spa)) + | |
4209 | metaslab_class_get_alloc(spa_dedup_class(spa)); | |
a1d477c2 | 4210 | total_found = tzb->zb_asize - zcb.zcb_dedup_asize + |
d2734cce | 4211 | zcb.zcb_removing_size + zcb.zcb_checkpoint_size; |
34dc7c2f | 4212 | |
428870ff | 4213 | if (total_found == total_alloc) { |
fb5f0bc8 BB |
4214 | if (!dump_opt['L']) |
4215 | (void) printf("\n\tNo leaks (block sum matches space" | |
4216 | " maps exactly)\n"); | |
34dc7c2f BB |
4217 | } else { |
4218 | (void) printf("block traversal size %llu != alloc %llu " | |
fb5f0bc8 | 4219 | "(%s %lld)\n", |
428870ff BB |
4220 | (u_longlong_t)total_found, |
4221 | (u_longlong_t)total_alloc, | |
fb5f0bc8 | 4222 | (dump_opt['L']) ? "unreachable" : "leaked", |
428870ff | 4223 | (longlong_t)(total_alloc - total_found)); |
9b67f605 | 4224 | leaks = B_TRUE; |
34dc7c2f BB |
4225 | } |
4226 | ||
4227 | if (tzb->zb_count == 0) | |
4228 | return (2); | |
4229 | ||
4230 | (void) printf("\n"); | |
cc99f275 | 4231 | (void) printf("\t%-16s %14llu\n", "bp count:", |
34dc7c2f | 4232 | (u_longlong_t)tzb->zb_count); |
cc99f275 | 4233 | (void) printf("\t%-16s %14llu\n", "ganged count:", |
83017311 | 4234 | (longlong_t)tzb->zb_gangs); |
cc99f275 | 4235 | (void) printf("\t%-16s %14llu avg: %6llu\n", "bp logical:", |
34dc7c2f BB |
4236 | (u_longlong_t)tzb->zb_lsize, |
4237 | (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); | |
cc99f275 DB |
4238 | (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", |
4239 | "bp physical:", (u_longlong_t)tzb->zb_psize, | |
34dc7c2f BB |
4240 | (u_longlong_t)(tzb->zb_psize / tzb->zb_count), |
4241 | (double)tzb->zb_lsize / tzb->zb_psize); | |
cc99f275 DB |
4242 | (void) printf("\t%-16s %14llu avg: %6llu compression: %6.2f\n", |
4243 | "bp allocated:", (u_longlong_t)tzb->zb_asize, | |
34dc7c2f BB |
4244 | (u_longlong_t)(tzb->zb_asize / tzb->zb_count), |
4245 | (double)tzb->zb_lsize / tzb->zb_asize); | |
cc99f275 DB |
4246 | (void) printf("\t%-16s %14llu ref>1: %6llu deduplication: %6.2f\n", |
4247 | "bp deduped:", (u_longlong_t)zcb.zcb_dedup_asize, | |
428870ff BB |
4248 | (u_longlong_t)zcb.zcb_dedup_blocks, |
4249 | (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); | |
cc99f275 | 4250 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", "Normal class:", |
428870ff | 4251 | (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); |
34dc7c2f | 4252 | |
cc99f275 DB |
4253 | if (spa_special_class(spa)->mc_rotor != NULL) { |
4254 | uint64_t alloc = metaslab_class_get_alloc( | |
4255 | spa_special_class(spa)); | |
4256 | uint64_t space = metaslab_class_get_space( | |
4257 | spa_special_class(spa)); | |
4258 | ||
4259 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", | |
4260 | "Special class", (u_longlong_t)alloc, | |
4261 | 100.0 * alloc / space); | |
4262 | } | |
4263 | ||
4264 | if (spa_dedup_class(spa)->mc_rotor != NULL) { | |
4265 | uint64_t alloc = metaslab_class_get_alloc( | |
4266 | spa_dedup_class(spa)); | |
4267 | uint64_t space = metaslab_class_get_space( | |
4268 | spa_dedup_class(spa)); | |
4269 | ||
4270 | (void) printf("\t%-16s %14llu used: %5.2f%%\n", | |
4271 | "Dedup class", (u_longlong_t)alloc, | |
4272 | 100.0 * alloc / space); | |
4273 | } | |
4274 | ||
9b67f605 MA |
4275 | for (i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { |
4276 | if (zcb.zcb_embedded_blocks[i] == 0) | |
4277 | continue; | |
4278 | (void) printf("\n"); | |
4279 | (void) printf("\tadditional, non-pointer bps of type %u: " | |
4280 | "%10llu\n", | |
4281 | i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); | |
4282 | ||
4283 | if (dump_opt['b'] >= 3) { | |
4284 | (void) printf("\t number of (compressed) bytes: " | |
4285 | "number of bps\n"); | |
4286 | dump_histogram(zcb.zcb_embedded_histogram[i], | |
4287 | sizeof (zcb.zcb_embedded_histogram[i]) / | |
4288 | sizeof (zcb.zcb_embedded_histogram[i][0]), 0); | |
4289 | } | |
4290 | } | |
4291 | ||
83017311 MA |
4292 | if (tzb->zb_ditto_samevdev != 0) { |
4293 | (void) printf("\tDittoed blocks on same vdev: %llu\n", | |
4294 | (longlong_t)tzb->zb_ditto_samevdev); | |
4295 | } | |
cc99f275 DB |
4296 | if (tzb->zb_ditto_same_ms != 0) { |
4297 | (void) printf("\tDittoed blocks in same metaslab: %llu\n", | |
4298 | (longlong_t)tzb->zb_ditto_same_ms); | |
4299 | } | |
83017311 | 4300 | |
a1d477c2 MA |
4301 | for (uint64_t v = 0; v < spa->spa_root_vdev->vdev_children; v++) { |
4302 | vdev_t *vd = spa->spa_root_vdev->vdev_child[v]; | |
4303 | vdev_indirect_mapping_t *vim = vd->vdev_indirect_mapping; | |
4304 | ||
4305 | if (vim == NULL) { | |
4306 | continue; | |
4307 | } | |
4308 | ||
4309 | char mem[32]; | |
4310 | zdb_nicenum(vdev_indirect_mapping_num_entries(vim), | |
4311 | mem, vdev_indirect_mapping_size(vim)); | |
4312 | ||
4313 | (void) printf("\tindirect vdev id %llu has %llu segments " | |
4314 | "(%s in memory)\n", | |
4315 | (longlong_t)vd->vdev_id, | |
4316 | (longlong_t)vdev_indirect_mapping_num_entries(vim), mem); | |
4317 | } | |
4318 | ||
34dc7c2f BB |
4319 | if (dump_opt['b'] >= 2) { |
4320 | int l, t, level; | |
4321 | (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" | |
4322 | "\t avg\t comp\t%%Total\tType\n"); | |
4323 | ||
428870ff BB |
4324 | for (t = 0; t <= ZDB_OT_TOTAL; t++) { |
4325 | char csize[32], lsize[32], psize[32], asize[32]; | |
83017311 | 4326 | char avg[32], gang[32]; |
867959b5 | 4327 | const char *typename; |
34dc7c2f | 4328 | |
f3c8c9e6 JK |
4329 | /* make sure nicenum has enough space */ |
4330 | CTASSERT(sizeof (csize) >= NN_NUMBUF_SZ); | |
4331 | CTASSERT(sizeof (lsize) >= NN_NUMBUF_SZ); | |
4332 | CTASSERT(sizeof (psize) >= NN_NUMBUF_SZ); | |
4333 | CTASSERT(sizeof (asize) >= NN_NUMBUF_SZ); | |
4334 | CTASSERT(sizeof (avg) >= NN_NUMBUF_SZ); | |
4335 | CTASSERT(sizeof (gang) >= NN_NUMBUF_SZ); | |
4336 | ||
428870ff BB |
4337 | if (t < DMU_OT_NUMTYPES) |
4338 | typename = dmu_ot[t].ot_name; | |
4339 | else | |
4340 | typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; | |
34dc7c2f BB |
4341 | |
4342 | if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { | |
4343 | (void) printf("%6s\t%5s\t%5s\t%5s" | |
4344 | "\t%5s\t%5s\t%6s\t%s\n", | |
4345 | "-", | |
4346 | "-", | |
4347 | "-", | |
4348 | "-", | |
4349 | "-", | |
4350 | "-", | |
4351 | "-", | |
4352 | typename); | |
4353 | continue; | |
4354 | } | |
4355 | ||
4356 | for (l = ZB_TOTAL - 1; l >= -1; l--) { | |
4357 | level = (l == -1 ? ZB_TOTAL : l); | |
4358 | zb = &zcb.zcb_type[level][t]; | |
4359 | ||
4360 | if (zb->zb_asize == 0) | |
4361 | continue; | |
4362 | ||
4363 | if (dump_opt['b'] < 3 && level != ZB_TOTAL) | |
4364 | continue; | |
4365 | ||
4366 | if (level == 0 && zb->zb_asize == | |
4367 | zcb.zcb_type[ZB_TOTAL][t].zb_asize) | |
4368 | continue; | |
4369 | ||
f3c8c9e6 JK |
4370 | zdb_nicenum(zb->zb_count, csize, |
4371 | sizeof (csize)); | |
4372 | zdb_nicenum(zb->zb_lsize, lsize, | |
4373 | sizeof (lsize)); | |
4374 | zdb_nicenum(zb->zb_psize, psize, | |
4375 | sizeof (psize)); | |
4376 | zdb_nicenum(zb->zb_asize, asize, | |
4377 | sizeof (asize)); | |
4378 | zdb_nicenum(zb->zb_asize / zb->zb_count, avg, | |
4379 | sizeof (avg)); | |
4380 | zdb_nicenum(zb->zb_gangs, gang, sizeof (gang)); | |
34dc7c2f BB |
4381 | |
4382 | (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" | |
4383 | "\t%5.2f\t%6.2f\t", | |
4384 | csize, lsize, psize, asize, avg, | |
4385 | (double)zb->zb_lsize / zb->zb_psize, | |
4386 | 100.0 * zb->zb_asize / tzb->zb_asize); | |
4387 | ||
4388 | if (level == ZB_TOTAL) | |
4389 | (void) printf("%s\n", typename); | |
4390 | else | |
4391 | (void) printf(" L%d %s\n", | |
4392 | level, typename); | |
d5869641 | 4393 | |
83017311 MA |
4394 | if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { |
4395 | (void) printf("\t number of ganged " | |
4396 | "blocks: %s\n", gang); | |
4397 | } | |
4398 | ||
d5869641 MA |
4399 | if (dump_opt['b'] >= 4) { |
4400 | (void) printf("psize " | |
4401 | "(in 512-byte sectors): " | |
4402 | "number of blocks\n"); | |
4403 | dump_histogram(zb->zb_psize_histogram, | |
93cf2076 | 4404 | PSIZE_HISTO_SIZE, 0); |
d5869641 | 4405 | } |
34dc7c2f BB |
4406 | } |
4407 | } | |
4408 | } | |
4409 | ||
4410 | (void) printf("\n"); | |
4411 | ||
4412 | if (leaks) | |
4413 | return (2); | |
4414 | ||
4415 | if (zcb.zcb_haderrors) | |
4416 | return (3); | |
4417 | ||
4418 | return (0); | |
4419 | } | |
4420 | ||
428870ff BB |
4421 | typedef struct zdb_ddt_entry { |
4422 | ddt_key_t zdde_key; | |
4423 | uint64_t zdde_ref_blocks; | |
4424 | uint64_t zdde_ref_lsize; | |
4425 | uint64_t zdde_ref_psize; | |
4426 | uint64_t zdde_ref_dsize; | |
4427 | avl_node_t zdde_node; | |
4428 | } zdb_ddt_entry_t; | |
4429 | ||
4430 | /* ARGSUSED */ | |
4431 | static int | |
4432 | zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, | |
5dbd68a3 | 4433 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
428870ff BB |
4434 | { |
4435 | avl_tree_t *t = arg; | |
4436 | avl_index_t where; | |
4437 | zdb_ddt_entry_t *zdde, zdde_search; | |
4438 | ||
fcff0f35 | 4439 | if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) |
428870ff BB |
4440 | return (0); |
4441 | ||
4442 | if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { | |
4443 | (void) printf("traversing objset %llu, %llu objects, " | |
4444 | "%lu blocks so far\n", | |
4445 | (u_longlong_t)zb->zb_objset, | |
9b67f605 | 4446 | (u_longlong_t)BP_GET_FILL(bp), |
428870ff BB |
4447 | avl_numnodes(t)); |
4448 | } | |
4449 | ||
4450 | if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || | |
9ae529ec | 4451 | BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) |
428870ff BB |
4452 | return (0); |
4453 | ||
4454 | ddt_key_fill(&zdde_search.zdde_key, bp); | |
4455 | ||
4456 | zdde = avl_find(t, &zdde_search, &where); | |
4457 | ||
4458 | if (zdde == NULL) { | |
4459 | zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); | |
4460 | zdde->zdde_key = zdde_search.zdde_key; | |
4461 | avl_insert(t, zdde, where); | |
4462 | } | |
4463 | ||
4464 | zdde->zdde_ref_blocks += 1; | |
4465 | zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); | |
4466 | zdde->zdde_ref_psize += BP_GET_PSIZE(bp); | |
4467 | zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); | |
4468 | ||
4469 | return (0); | |
4470 | } | |
4471 | ||
4472 | static void | |
4473 | dump_simulated_ddt(spa_t *spa) | |
4474 | { | |
4475 | avl_tree_t t; | |
4476 | void *cookie = NULL; | |
4477 | zdb_ddt_entry_t *zdde; | |
2598c001 BB |
4478 | ddt_histogram_t ddh_total; |
4479 | ddt_stat_t dds_total; | |
4480 | ||
867959b5 BB |
4481 | bzero(&ddh_total, sizeof (ddh_total)); |
4482 | bzero(&dds_total, sizeof (dds_total)); | |
428870ff BB |
4483 | avl_create(&t, ddt_entry_compare, |
4484 | sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); | |
4485 | ||
4486 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
4487 | ||
b5256303 TC |
4488 | (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | |
4489 | TRAVERSE_NO_DECRYPT, zdb_ddt_add_cb, &t); | |
428870ff BB |
4490 | |
4491 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
4492 | ||
4493 | while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { | |
4494 | ddt_stat_t dds; | |
4495 | uint64_t refcnt = zdde->zdde_ref_blocks; | |
4496 | ASSERT(refcnt != 0); | |
4497 | ||
4498 | dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; | |
4499 | dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; | |
4500 | dds.dds_psize = zdde->zdde_ref_psize / refcnt; | |
4501 | dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; | |
4502 | ||
4503 | dds.dds_ref_blocks = zdde->zdde_ref_blocks; | |
4504 | dds.dds_ref_lsize = zdde->zdde_ref_lsize; | |
4505 | dds.dds_ref_psize = zdde->zdde_ref_psize; | |
4506 | dds.dds_ref_dsize = zdde->zdde_ref_dsize; | |
4507 | ||
9bd274dd MA |
4508 | ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], |
4509 | &dds, 0); | |
428870ff BB |
4510 | |
4511 | umem_free(zdde, sizeof (*zdde)); | |
4512 | } | |
4513 | ||
4514 | avl_destroy(&t); | |
4515 | ||
4516 | ddt_histogram_stat(&dds_total, &ddh_total); | |
4517 | ||
4518 | (void) printf("Simulated DDT histogram:\n"); | |
4519 | ||
4520 | zpool_dump_ddt(&dds_total, &ddh_total); | |
4521 | ||
4522 | dump_dedup_ratio(&dds_total); | |
4523 | } | |
4524 | ||
a1d477c2 MA |
4525 | static int |
4526 | verify_device_removal_feature_counts(spa_t *spa) | |
4527 | { | |
4528 | uint64_t dr_feature_refcount = 0; | |
4529 | uint64_t oc_feature_refcount = 0; | |
4530 | uint64_t indirect_vdev_count = 0; | |
4531 | uint64_t precise_vdev_count = 0; | |
4532 | uint64_t obsolete_counts_object_count = 0; | |
4533 | uint64_t obsolete_sm_count = 0; | |
4534 | uint64_t obsolete_counts_count = 0; | |
4535 | uint64_t scip_count = 0; | |
4536 | uint64_t obsolete_bpobj_count = 0; | |
4537 | int ret = 0; | |
4538 | ||
4539 | spa_condensing_indirect_phys_t *scip = | |
4540 | &spa->spa_condensing_indirect_phys; | |
4541 | if (scip->scip_next_mapping_object != 0) { | |
4542 | vdev_t *vd = spa->spa_root_vdev->vdev_child[scip->scip_vdev]; | |
4543 | ASSERT(scip->scip_prev_obsolete_sm_object != 0); | |
4544 | ASSERT3P(vd->vdev_ops, ==, &vdev_indirect_ops); | |
4545 | ||
4546 | (void) printf("Condensing indirect vdev %llu: new mapping " | |
4547 | "object %llu, prev obsolete sm %llu\n", | |
4548 | (u_longlong_t)scip->scip_vdev, | |
4549 | (u_longlong_t)scip->scip_next_mapping_object, | |
4550 | (u_longlong_t)scip->scip_prev_obsolete_sm_object); | |
4551 | if (scip->scip_prev_obsolete_sm_object != 0) { | |
4552 | space_map_t *prev_obsolete_sm = NULL; | |
4553 | VERIFY0(space_map_open(&prev_obsolete_sm, | |
4554 | spa->spa_meta_objset, | |
4555 | scip->scip_prev_obsolete_sm_object, | |
4556 | 0, vd->vdev_asize, 0)); | |
4557 | space_map_update(prev_obsolete_sm); | |
4558 | dump_spacemap(spa->spa_meta_objset, prev_obsolete_sm); | |
4559 | (void) printf("\n"); | |
4560 | space_map_close(prev_obsolete_sm); | |
4561 | } | |
4562 | ||
4563 | scip_count += 2; | |
4564 | } | |
4565 | ||
4566 | for (uint64_t i = 0; i < spa->spa_root_vdev->vdev_children; i++) { | |
4567 | vdev_t *vd = spa->spa_root_vdev->vdev_child[i]; | |
4568 | vdev_indirect_config_t *vic = &vd->vdev_indirect_config; | |
4569 | ||
4570 | if (vic->vic_mapping_object != 0) { | |
4571 | ASSERT(vd->vdev_ops == &vdev_indirect_ops || | |
4572 | vd->vdev_removing); | |
4573 | indirect_vdev_count++; | |
4574 | ||
4575 | if (vd->vdev_indirect_mapping->vim_havecounts) { | |
4576 | obsolete_counts_count++; | |
4577 | } | |
4578 | } | |
4579 | if (vdev_obsolete_counts_are_precise(vd)) { | |
4580 | ASSERT(vic->vic_mapping_object != 0); | |
4581 | precise_vdev_count++; | |
4582 | } | |
4583 | if (vdev_obsolete_sm_object(vd) != 0) { | |
4584 | ASSERT(vic->vic_mapping_object != 0); | |
4585 | obsolete_sm_count++; | |
4586 | } | |
4587 | } | |
4588 | ||
4589 | (void) feature_get_refcount(spa, | |
4590 | &spa_feature_table[SPA_FEATURE_DEVICE_REMOVAL], | |
4591 | &dr_feature_refcount); | |
4592 | (void) feature_get_refcount(spa, | |
4593 | &spa_feature_table[SPA_FEATURE_OBSOLETE_COUNTS], | |
4594 | &oc_feature_refcount); | |
4595 | ||
4596 | if (dr_feature_refcount != indirect_vdev_count) { | |
4597 | ret = 1; | |
4598 | (void) printf("Number of indirect vdevs (%llu) " \ | |
4599 | "does not match feature count (%llu)\n", | |
4600 | (u_longlong_t)indirect_vdev_count, | |
4601 | (u_longlong_t)dr_feature_refcount); | |
4602 | } else { | |
4603 | (void) printf("Verified device_removal feature refcount " \ | |
4604 | "of %llu is correct\n", | |
4605 | (u_longlong_t)dr_feature_refcount); | |
4606 | } | |
4607 | ||
4608 | if (zap_contains(spa_meta_objset(spa), DMU_POOL_DIRECTORY_OBJECT, | |
4609 | DMU_POOL_OBSOLETE_BPOBJ) == 0) { | |
4610 | obsolete_bpobj_count++; | |
4611 | } | |
4612 | ||
4613 | ||
4614 | obsolete_counts_object_count = precise_vdev_count; | |
4615 | obsolete_counts_object_count += obsolete_sm_count; | |
4616 | obsolete_counts_object_count += obsolete_counts_count; | |
4617 | obsolete_counts_object_count += scip_count; | |
4618 | obsolete_counts_object_count += obsolete_bpobj_count; | |
4619 | obsolete_counts_object_count += remap_deadlist_count; | |
4620 | ||
4621 | if (oc_feature_refcount != obsolete_counts_object_count) { | |
4622 | ret = 1; | |
4623 | (void) printf("Number of obsolete counts objects (%llu) " \ | |
4624 | "does not match feature count (%llu)\n", | |
4625 | (u_longlong_t)obsolete_counts_object_count, | |
4626 | (u_longlong_t)oc_feature_refcount); | |
4627 | (void) printf("pv:%llu os:%llu oc:%llu sc:%llu " | |
4628 | "ob:%llu rd:%llu\n", | |
4629 | (u_longlong_t)precise_vdev_count, | |
4630 | (u_longlong_t)obsolete_sm_count, | |
4631 | (u_longlong_t)obsolete_counts_count, | |
4632 | (u_longlong_t)scip_count, | |
4633 | (u_longlong_t)obsolete_bpobj_count, | |
4634 | (u_longlong_t)remap_deadlist_count); | |
4635 | } else { | |
4636 | (void) printf("Verified indirect_refcount feature refcount " \ | |
4637 | "of %llu is correct\n", | |
4638 | (u_longlong_t)oc_feature_refcount); | |
4639 | } | |
4640 | return (ret); | |
4641 | } | |
4642 | ||
34fe773e OF |
4643 | static void |
4644 | zdb_set_skip_mmp(char *target) | |
4645 | { | |
4646 | spa_t *spa; | |
4647 | ||
4648 | /* | |
4649 | * Disable the activity check to allow examination of | |
4650 | * active pools. | |
4651 | */ | |
4652 | mutex_enter(&spa_namespace_lock); | |
4653 | if ((spa = spa_lookup(target)) != NULL) { | |
4654 | spa->spa_import_flags |= ZFS_IMPORT_SKIP_MMP; | |
4655 | } | |
4656 | mutex_exit(&spa_namespace_lock); | |
4657 | } | |
4658 | ||
d2734cce SD |
4659 | #define BOGUS_SUFFIX "_CHECKPOINTED_UNIVERSE" |
4660 | /* | |
4661 | * Import the checkpointed state of the pool specified by the target | |
4662 | * parameter as readonly. The function also accepts a pool config | |
4663 | * as an optional parameter, else it attempts to infer the config by | |
4664 | * the name of the target pool. | |
4665 | * | |
4666 | * Note that the checkpointed state's pool name will be the name of | |
4667 | * the original pool with the above suffix appened to it. In addition, | |
4668 | * if the target is not a pool name (e.g. a path to a dataset) then | |
4669 | * the new_path parameter is populated with the updated path to | |
4670 | * reflect the fact that we are looking into the checkpointed state. | |
4671 | * | |
4672 | * The function returns a newly-allocated copy of the name of the | |
4673 | * pool containing the checkpointed state. When this copy is no | |
4674 | * longer needed it should be freed with free(3C). Same thing | |
4675 | * applies to the new_path parameter if allocated. | |
4676 | */ | |
4677 | static char * | |
4678 | import_checkpointed_state(char *target, nvlist_t *cfg, char **new_path) | |
4679 | { | |
4680 | int error = 0; | |
4681 | char *poolname, *bogus_name = NULL; | |
4682 | ||
4683 | /* If the target is not a pool, the extract the pool name */ | |
4684 | char *path_start = strchr(target, '/'); | |
4685 | if (path_start != NULL) { | |
4686 | size_t poolname_len = path_start - target; | |
4687 | poolname = strndup(target, poolname_len); | |
4688 | } else { | |
4689 | poolname = target; | |
4690 | } | |
4691 | ||
4692 | if (cfg == NULL) { | |
34fe773e | 4693 | zdb_set_skip_mmp(poolname); |
d2734cce SD |
4694 | error = spa_get_stats(poolname, &cfg, NULL, 0); |
4695 | if (error != 0) { | |
4696 | fatal("Tried to read config of pool \"%s\" but " | |
4697 | "spa_get_stats() failed with error %d\n", | |
4698 | poolname, error); | |
4699 | } | |
4700 | } | |
4701 | ||
4702 | if (asprintf(&bogus_name, "%s%s", poolname, BOGUS_SUFFIX) == -1) | |
4703 | return (NULL); | |
4704 | fnvlist_add_string(cfg, ZPOOL_CONFIG_POOL_NAME, bogus_name); | |
4705 | ||
4706 | error = spa_import(bogus_name, cfg, NULL, | |
34fe773e OF |
4707 | ZFS_IMPORT_MISSING_LOG | ZFS_IMPORT_CHECKPOINT | |
4708 | ZFS_IMPORT_SKIP_MMP); | |
d2734cce SD |
4709 | if (error != 0) { |
4710 | fatal("Tried to import pool \"%s\" but spa_import() failed " | |
4711 | "with error %d\n", bogus_name, error); | |
4712 | } | |
4713 | ||
4714 | if (new_path != NULL && path_start != NULL) { | |
4715 | if (asprintf(new_path, "%s%s", bogus_name, path_start) == -1) { | |
4716 | if (path_start != NULL) | |
4717 | free(poolname); | |
4718 | return (NULL); | |
4719 | } | |
4720 | } | |
4721 | ||
4722 | if (target != poolname) | |
4723 | free(poolname); | |
4724 | ||
4725 | return (bogus_name); | |
4726 | } | |
4727 | ||
4728 | typedef struct verify_checkpoint_sm_entry_cb_arg { | |
4729 | vdev_t *vcsec_vd; | |
4730 | ||
4731 | /* the following fields are only used for printing progress */ | |
4732 | uint64_t vcsec_entryid; | |
4733 | uint64_t vcsec_num_entries; | |
4734 | } verify_checkpoint_sm_entry_cb_arg_t; | |
4735 | ||
4736 | #define ENTRIES_PER_PROGRESS_UPDATE 10000 | |
4737 | ||
4738 | static int | |
4d044c4c | 4739 | verify_checkpoint_sm_entry_cb(space_map_entry_t *sme, void *arg) |
d2734cce SD |
4740 | { |
4741 | verify_checkpoint_sm_entry_cb_arg_t *vcsec = arg; | |
4742 | vdev_t *vd = vcsec->vcsec_vd; | |
4d044c4c SD |
4743 | metaslab_t *ms = vd->vdev_ms[sme->sme_offset >> vd->vdev_ms_shift]; |
4744 | uint64_t end = sme->sme_offset + sme->sme_run; | |
d2734cce | 4745 | |
4d044c4c | 4746 | ASSERT(sme->sme_type == SM_FREE); |
d2734cce SD |
4747 | |
4748 | if ((vcsec->vcsec_entryid % ENTRIES_PER_PROGRESS_UPDATE) == 0) { | |
4749 | (void) fprintf(stderr, | |
4750 | "\rverifying vdev %llu, space map entry %llu of %llu ...", | |
4751 | (longlong_t)vd->vdev_id, | |
4752 | (longlong_t)vcsec->vcsec_entryid, | |
4753 | (longlong_t)vcsec->vcsec_num_entries); | |
4754 | } | |
4755 | vcsec->vcsec_entryid++; | |
4756 | ||
4757 | /* | |
4758 | * See comment in checkpoint_sm_exclude_entry_cb() | |
4759 | */ | |
4d044c4c | 4760 | VERIFY3U(sme->sme_offset, >=, ms->ms_start); |
d2734cce SD |
4761 | VERIFY3U(end, <=, ms->ms_start + ms->ms_size); |
4762 | ||
4763 | /* | |
4764 | * The entries in the vdev_checkpoint_sm should be marked as | |
4765 | * allocated in the checkpointed state of the pool, therefore | |
4766 | * their respective ms_allocateable trees should not contain them. | |
4767 | */ | |
4768 | mutex_enter(&ms->ms_lock); | |
4d044c4c | 4769 | range_tree_verify(ms->ms_allocatable, sme->sme_offset, sme->sme_run); |
d2734cce SD |
4770 | mutex_exit(&ms->ms_lock); |
4771 | ||
4772 | return (0); | |
4773 | } | |
4774 | ||
4775 | /* | |
4776 | * Verify that all segments in the vdev_checkpoint_sm are allocated | |
4777 | * according to the checkpoint's ms_sm (i.e. are not in the checkpoint's | |
4778 | * ms_allocatable). | |
4779 | * | |
4780 | * Do so by comparing the checkpoint space maps (vdev_checkpoint_sm) of | |
4781 | * each vdev in the current state of the pool to the metaslab space maps | |
4782 | * (ms_sm) of the checkpointed state of the pool. | |
4783 | * | |
4784 | * Note that the function changes the state of the ms_allocatable | |
4785 | * trees of the current spa_t. The entries of these ms_allocatable | |
4786 | * trees are cleared out and then repopulated from with the free | |
4787 | * entries of their respective ms_sm space maps. | |
4788 | */ | |
4789 | static void | |
4790 | verify_checkpoint_vdev_spacemaps(spa_t *checkpoint, spa_t *current) | |
4791 | { | |
4792 | vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; | |
4793 | vdev_t *current_rvd = current->spa_root_vdev; | |
4794 | ||
4795 | load_concrete_ms_allocatable_trees(checkpoint, SM_FREE); | |
4796 | ||
4797 | for (uint64_t c = 0; c < ckpoint_rvd->vdev_children; c++) { | |
4798 | vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[c]; | |
4799 | vdev_t *current_vd = current_rvd->vdev_child[c]; | |
4800 | ||
4801 | space_map_t *checkpoint_sm = NULL; | |
4802 | uint64_t checkpoint_sm_obj; | |
4803 | ||
4804 | if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { | |
4805 | /* | |
4806 | * Since we don't allow device removal in a pool | |
4807 | * that has a checkpoint, we expect that all removed | |
4808 | * vdevs were removed from the pool before the | |
4809 | * checkpoint. | |
4810 | */ | |
4811 | ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); | |
4812 | continue; | |
4813 | } | |
4814 | ||
4815 | /* | |
4816 | * If the checkpoint space map doesn't exist, then nothing | |
4817 | * here is checkpointed so there's nothing to verify. | |
4818 | */ | |
4819 | if (current_vd->vdev_top_zap == 0 || | |
4820 | zap_contains(spa_meta_objset(current), | |
4821 | current_vd->vdev_top_zap, | |
4822 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
4823 | continue; | |
4824 | ||
4825 | VERIFY0(zap_lookup(spa_meta_objset(current), | |
4826 | current_vd->vdev_top_zap, VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, | |
4827 | sizeof (uint64_t), 1, &checkpoint_sm_obj)); | |
4828 | ||
4829 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(current), | |
4830 | checkpoint_sm_obj, 0, current_vd->vdev_asize, | |
4831 | current_vd->vdev_ashift)); | |
4832 | space_map_update(checkpoint_sm); | |
4833 | ||
4834 | verify_checkpoint_sm_entry_cb_arg_t vcsec; | |
4835 | vcsec.vcsec_vd = ckpoint_vd; | |
4836 | vcsec.vcsec_entryid = 0; | |
4837 | vcsec.vcsec_num_entries = | |
4838 | space_map_length(checkpoint_sm) / sizeof (uint64_t); | |
4839 | VERIFY0(space_map_iterate(checkpoint_sm, | |
4840 | verify_checkpoint_sm_entry_cb, &vcsec)); | |
e2cc448b BB |
4841 | if (dump_opt['m'] > 3) |
4842 | dump_spacemap(current->spa_meta_objset, checkpoint_sm); | |
d2734cce SD |
4843 | space_map_close(checkpoint_sm); |
4844 | } | |
4845 | ||
4846 | /* | |
4847 | * If we've added vdevs since we took the checkpoint, ensure | |
4848 | * that their checkpoint space maps are empty. | |
4849 | */ | |
4850 | if (ckpoint_rvd->vdev_children < current_rvd->vdev_children) { | |
4851 | for (uint64_t c = ckpoint_rvd->vdev_children; | |
4852 | c < current_rvd->vdev_children; c++) { | |
4853 | vdev_t *current_vd = current_rvd->vdev_child[c]; | |
4854 | ASSERT3P(current_vd->vdev_checkpoint_sm, ==, NULL); | |
4855 | } | |
4856 | } | |
4857 | ||
4858 | /* for cleaner progress output */ | |
4859 | (void) fprintf(stderr, "\n"); | |
4860 | } | |
4861 | ||
4862 | /* | |
4863 | * Verifies that all space that's allocated in the checkpoint is | |
4864 | * still allocated in the current version, by checking that everything | |
4865 | * in checkpoint's ms_allocatable (which is actually allocated, not | |
4866 | * allocatable/free) is not present in current's ms_allocatable. | |
4867 | * | |
4868 | * Note that the function changes the state of the ms_allocatable | |
4869 | * trees of both spas when called. The entries of all ms_allocatable | |
4870 | * trees are cleared out and then repopulated from their respective | |
4871 | * ms_sm space maps. In the checkpointed state we load the allocated | |
4872 | * entries, and in the current state we load the free entries. | |
4873 | */ | |
4874 | static void | |
4875 | verify_checkpoint_ms_spacemaps(spa_t *checkpoint, spa_t *current) | |
4876 | { | |
4877 | vdev_t *ckpoint_rvd = checkpoint->spa_root_vdev; | |
4878 | vdev_t *current_rvd = current->spa_root_vdev; | |
4879 | ||
4880 | load_concrete_ms_allocatable_trees(checkpoint, SM_ALLOC); | |
4881 | load_concrete_ms_allocatable_trees(current, SM_FREE); | |
4882 | ||
4883 | for (uint64_t i = 0; i < ckpoint_rvd->vdev_children; i++) { | |
4884 | vdev_t *ckpoint_vd = ckpoint_rvd->vdev_child[i]; | |
4885 | vdev_t *current_vd = current_rvd->vdev_child[i]; | |
4886 | ||
4887 | if (ckpoint_vd->vdev_ops == &vdev_indirect_ops) { | |
4888 | /* | |
4889 | * See comment in verify_checkpoint_vdev_spacemaps() | |
4890 | */ | |
4891 | ASSERT3P(current_vd->vdev_ops, ==, &vdev_indirect_ops); | |
4892 | continue; | |
4893 | } | |
4894 | ||
4895 | for (uint64_t m = 0; m < ckpoint_vd->vdev_ms_count; m++) { | |
4896 | metaslab_t *ckpoint_msp = ckpoint_vd->vdev_ms[m]; | |
4897 | metaslab_t *current_msp = current_vd->vdev_ms[m]; | |
4898 | ||
4899 | (void) fprintf(stderr, | |
4900 | "\rverifying vdev %llu of %llu, " | |
4901 | "metaslab %llu of %llu ...", | |
4902 | (longlong_t)current_vd->vdev_id, | |
4903 | (longlong_t)current_rvd->vdev_children, | |
4904 | (longlong_t)current_vd->vdev_ms[m]->ms_id, | |
4905 | (longlong_t)current_vd->vdev_ms_count); | |
4906 | ||
4907 | /* | |
4908 | * We walk through the ms_allocatable trees that | |
4909 | * are loaded with the allocated blocks from the | |
4910 | * ms_sm spacemaps of the checkpoint. For each | |
4911 | * one of these ranges we ensure that none of them | |
4912 | * exists in the ms_allocatable trees of the | |
4913 | * current state which are loaded with the ranges | |
4914 | * that are currently free. | |
4915 | * | |
4916 | * This way we ensure that none of the blocks that | |
4917 | * are part of the checkpoint were freed by mistake. | |
4918 | */ | |
4919 | range_tree_walk(ckpoint_msp->ms_allocatable, | |
4920 | (range_tree_func_t *)range_tree_verify, | |
4921 | current_msp->ms_allocatable); | |
4922 | } | |
4923 | } | |
4924 | ||
4925 | /* for cleaner progress output */ | |
4926 | (void) fprintf(stderr, "\n"); | |
4927 | } | |
4928 | ||
4929 | static void | |
4930 | verify_checkpoint_blocks(spa_t *spa) | |
4931 | { | |
4932 | spa_t *checkpoint_spa; | |
4933 | char *checkpoint_pool; | |
4934 | nvlist_t *config = NULL; | |
4935 | int error = 0; | |
4936 | ||
4937 | /* | |
4938 | * We import the checkpointed state of the pool (under a different | |
4939 | * name) so we can do verification on it against the current state | |
4940 | * of the pool. | |
4941 | */ | |
4942 | checkpoint_pool = import_checkpointed_state(spa->spa_name, config, | |
4943 | NULL); | |
4944 | ASSERT(strcmp(spa->spa_name, checkpoint_pool) != 0); | |
4945 | ||
4946 | error = spa_open(checkpoint_pool, &checkpoint_spa, FTAG); | |
4947 | if (error != 0) { | |
4948 | fatal("Tried to open pool \"%s\" but spa_open() failed with " | |
4949 | "error %d\n", checkpoint_pool, error); | |
4950 | } | |
4951 | ||
4952 | /* | |
4953 | * Ensure that ranges in the checkpoint space maps of each vdev | |
4954 | * are allocated according to the checkpointed state's metaslab | |
4955 | * space maps. | |
4956 | */ | |
4957 | verify_checkpoint_vdev_spacemaps(checkpoint_spa, spa); | |
4958 | ||
4959 | /* | |
4960 | * Ensure that allocated ranges in the checkpoint's metaslab | |
4961 | * space maps remain allocated in the metaslab space maps of | |
4962 | * the current state. | |
4963 | */ | |
4964 | verify_checkpoint_ms_spacemaps(checkpoint_spa, spa); | |
4965 | ||
4966 | /* | |
4967 | * Once we are done, we get rid of the checkpointed state. | |
4968 | */ | |
4969 | spa_close(checkpoint_spa, FTAG); | |
4970 | free(checkpoint_pool); | |
4971 | } | |
4972 | ||
4973 | static void | |
4974 | dump_leftover_checkpoint_blocks(spa_t *spa) | |
4975 | { | |
4976 | vdev_t *rvd = spa->spa_root_vdev; | |
4977 | ||
4978 | for (uint64_t i = 0; i < rvd->vdev_children; i++) { | |
4979 | vdev_t *vd = rvd->vdev_child[i]; | |
4980 | ||
4981 | space_map_t *checkpoint_sm = NULL; | |
4982 | uint64_t checkpoint_sm_obj; | |
4983 | ||
4984 | if (vd->vdev_top_zap == 0) | |
4985 | continue; | |
4986 | ||
4987 | if (zap_contains(spa_meta_objset(spa), vd->vdev_top_zap, | |
4988 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM) != 0) | |
4989 | continue; | |
4990 | ||
4991 | VERIFY0(zap_lookup(spa_meta_objset(spa), vd->vdev_top_zap, | |
4992 | VDEV_TOP_ZAP_POOL_CHECKPOINT_SM, | |
4993 | sizeof (uint64_t), 1, &checkpoint_sm_obj)); | |
4994 | ||
4995 | VERIFY0(space_map_open(&checkpoint_sm, spa_meta_objset(spa), | |
4996 | checkpoint_sm_obj, 0, vd->vdev_asize, vd->vdev_ashift)); | |
4997 | space_map_update(checkpoint_sm); | |
4998 | dump_spacemap(spa->spa_meta_objset, checkpoint_sm); | |
4999 | space_map_close(checkpoint_sm); | |
5000 | } | |
5001 | } | |
5002 | ||
5003 | static int | |
5004 | verify_checkpoint(spa_t *spa) | |
5005 | { | |
5006 | uberblock_t checkpoint; | |
5007 | int error; | |
5008 | ||
5009 | if (!spa_feature_is_active(spa, SPA_FEATURE_POOL_CHECKPOINT)) | |
5010 | return (0); | |
5011 | ||
5012 | error = zap_lookup(spa->spa_meta_objset, DMU_POOL_DIRECTORY_OBJECT, | |
5013 | DMU_POOL_ZPOOL_CHECKPOINT, sizeof (uint64_t), | |
5014 | sizeof (uberblock_t) / sizeof (uint64_t), &checkpoint); | |
5015 | ||
4d044c4c | 5016 | if (error == ENOENT && !dump_opt['L']) { |
d2734cce SD |
5017 | /* |
5018 | * If the feature is active but the uberblock is missing | |
5019 | * then we must be in the middle of discarding the | |
5020 | * checkpoint. | |
5021 | */ | |
5022 | (void) printf("\nPartially discarded checkpoint " | |
5023 | "state found:\n"); | |
e2cc448b BB |
5024 | if (dump_opt['m'] > 3) |
5025 | dump_leftover_checkpoint_blocks(spa); | |
d2734cce SD |
5026 | return (0); |
5027 | } else if (error != 0) { | |
5028 | (void) printf("lookup error %d when looking for " | |
5029 | "checkpointed uberblock in MOS\n", error); | |
5030 | return (error); | |
5031 | } | |
5032 | dump_uberblock(&checkpoint, "\nCheckpointed uberblock found:\n", "\n"); | |
5033 | ||
5034 | if (checkpoint.ub_checkpoint_txg == 0) { | |
5035 | (void) printf("\nub_checkpoint_txg not set in checkpointed " | |
5036 | "uberblock\n"); | |
5037 | error = 3; | |
5038 | } | |
5039 | ||
4d044c4c | 5040 | if (error == 0 && !dump_opt['L']) |
d2734cce SD |
5041 | verify_checkpoint_blocks(spa); |
5042 | ||
5043 | return (error); | |
5044 | } | |
5045 | ||
34dc7c2f BB |
5046 | static void |
5047 | dump_zpool(spa_t *spa) | |
5048 | { | |
5049 | dsl_pool_t *dp = spa_get_dsl(spa); | |
5050 | int rc = 0; | |
5051 | ||
428870ff BB |
5052 | if (dump_opt['S']) { |
5053 | dump_simulated_ddt(spa); | |
5054 | return; | |
5055 | } | |
5056 | ||
5057 | if (!dump_opt['e'] && dump_opt['C'] > 1) { | |
5058 | (void) printf("\nCached configuration:\n"); | |
5059 | dump_nvlist(spa->spa_config, 8); | |
5060 | } | |
5061 | ||
5062 | if (dump_opt['C']) | |
5063 | dump_config(spa); | |
5064 | ||
34dc7c2f | 5065 | if (dump_opt['u']) |
428870ff | 5066 | dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); |
34dc7c2f | 5067 | |
428870ff BB |
5068 | if (dump_opt['D']) |
5069 | dump_all_ddts(spa); | |
5070 | ||
5071 | if (dump_opt['d'] > 2 || dump_opt['m']) | |
5072 | dump_metaslabs(spa); | |
f3a7f661 GW |
5073 | if (dump_opt['M']) |
5074 | dump_metaslab_groups(spa); | |
428870ff BB |
5075 | |
5076 | if (dump_opt['d'] || dump_opt['i']) { | |
241b5415 | 5077 | spa_feature_t f; |
784652c1 | 5078 | |
34dc7c2f BB |
5079 | dump_dir(dp->dp_meta_objset); |
5080 | if (dump_opt['d'] >= 3) { | |
a1d477c2 | 5081 | dsl_pool_t *dp = spa->spa_dsl_pool; |
252e1a54 | 5082 | dump_full_bpobj(&spa->spa_deferred_bpobj, |
d1fada1e | 5083 | "Deferred frees", 0); |
428870ff | 5084 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
a1d477c2 | 5085 | dump_full_bpobj(&dp->dp_free_bpobj, |
d1fada1e | 5086 | "Pool snapshot frees", 0); |
9ae529ec | 5087 | } |
a1d477c2 MA |
5088 | if (bpobj_is_open(&dp->dp_obsolete_bpobj)) { |
5089 | ASSERT(spa_feature_is_enabled(spa, | |
5090 | SPA_FEATURE_DEVICE_REMOVAL)); | |
5091 | dump_full_bpobj(&dp->dp_obsolete_bpobj, | |
5092 | "Pool obsolete blocks", 0); | |
5093 | } | |
9ae529ec CS |
5094 | |
5095 | if (spa_feature_is_active(spa, | |
fa86b5db | 5096 | SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec | 5097 | dump_bptree(spa->spa_meta_objset, |
a1d477c2 | 5098 | dp->dp_bptree_obj, |
9ae529ec | 5099 | "Pool dataset frees"); |
428870ff | 5100 | } |
34dc7c2f | 5101 | dump_dtl(spa->spa_root_vdev, 0); |
34dc7c2f | 5102 | } |
428870ff BB |
5103 | (void) dmu_objset_find(spa_name(spa), dump_one_dir, |
5104 | NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); | |
f1512ee6 | 5105 | |
241b5415 MA |
5106 | for (f = 0; f < SPA_FEATURES; f++) { |
5107 | uint64_t refcount; | |
5108 | ||
5109 | if (!(spa_feature_table[f].fi_flags & | |
a39ce906 GM |
5110 | ZFEATURE_FLAG_PER_DATASET) || |
5111 | !spa_feature_is_enabled(spa, f)) { | |
241b5415 MA |
5112 | ASSERT0(dataset_feature_count[f]); |
5113 | continue; | |
5114 | } | |
5115 | if (feature_get_refcount(spa, &spa_feature_table[f], | |
5116 | &refcount) == ENOTSUP) | |
5117 | continue; | |
5118 | if (dataset_feature_count[f] != refcount) { | |
5119 | (void) printf("%s feature refcount mismatch: " | |
5120 | "%lld datasets != %lld refcount\n", | |
5121 | spa_feature_table[f].fi_uname, | |
5122 | (longlong_t)dataset_feature_count[f], | |
784652c1 DB |
5123 | (longlong_t)refcount); |
5124 | rc = 2; | |
5125 | } else { | |
241b5415 MA |
5126 | (void) printf("Verified %s feature refcount " |
5127 | "of %llu is correct\n", | |
5128 | spa_feature_table[f].fi_uname, | |
784652c1 DB |
5129 | (longlong_t)refcount); |
5130 | } | |
f1512ee6 | 5131 | } |
a1d477c2 MA |
5132 | |
5133 | if (rc == 0) { | |
5134 | rc = verify_device_removal_feature_counts(spa); | |
5135 | } | |
34dc7c2f | 5136 | } |
f1512ee6 | 5137 | if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) |
34dc7c2f BB |
5138 | rc = dump_block_stats(spa); |
5139 | ||
93cf2076 GW |
5140 | if (rc == 0) |
5141 | rc = verify_spacemap_refcounts(spa); | |
5142 | ||
34dc7c2f BB |
5143 | if (dump_opt['s']) |
5144 | show_pool_stats(spa); | |
5145 | ||
428870ff BB |
5146 | if (dump_opt['h']) |
5147 | dump_history(spa); | |
5148 | ||
4d044c4c | 5149 | if (rc == 0) |
d2734cce SD |
5150 | rc = verify_checkpoint(spa); |
5151 | ||
fa603f82 GM |
5152 | if (rc != 0) { |
5153 | dump_debug_buffer(); | |
34dc7c2f | 5154 | exit(rc); |
fa603f82 | 5155 | } |
34dc7c2f BB |
5156 | } |
5157 | ||
5158 | #define ZDB_FLAG_CHECKSUM 0x0001 | |
5159 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
5160 | #define ZDB_FLAG_BSWAP 0x0004 | |
5161 | #define ZDB_FLAG_GBH 0x0008 | |
5162 | #define ZDB_FLAG_INDIRECT 0x0010 | |
5163 | #define ZDB_FLAG_PHYS 0x0020 | |
5164 | #define ZDB_FLAG_RAW 0x0040 | |
5165 | #define ZDB_FLAG_PRINT_BLKPTR 0x0080 | |
5166 | ||
867959b5 | 5167 | static int flagbits[256]; |
34dc7c2f BB |
5168 | |
5169 | static void | |
5170 | zdb_print_blkptr(blkptr_t *bp, int flags) | |
5171 | { | |
428870ff | 5172 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
5173 | |
5174 | if (flags & ZDB_FLAG_BSWAP) | |
5175 | byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); | |
428870ff | 5176 | |
b0bc7a84 | 5177 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff | 5178 | (void) printf("%s\n", blkbuf); |
34dc7c2f BB |
5179 | } |
5180 | ||
5181 | static void | |
5182 | zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) | |
5183 | { | |
5184 | int i; | |
5185 | ||
5186 | for (i = 0; i < nbps; i++) | |
5187 | zdb_print_blkptr(&bp[i], flags); | |
5188 | } | |
5189 | ||
5190 | static void | |
5191 | zdb_dump_gbh(void *buf, int flags) | |
5192 | { | |
5193 | zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); | |
5194 | } | |
5195 | ||
5196 | static void | |
5197 | zdb_dump_block_raw(void *buf, uint64_t size, int flags) | |
5198 | { | |
5199 | if (flags & ZDB_FLAG_BSWAP) | |
5200 | byteswap_uint64_array(buf, size); | |
0e5b68e0 | 5201 | VERIFY(write(fileno(stdout), buf, size) == size); |
34dc7c2f BB |
5202 | } |
5203 | ||
5204 | static void | |
5205 | zdb_dump_block(char *label, void *buf, uint64_t size, int flags) | |
5206 | { | |
5207 | uint64_t *d = (uint64_t *)buf; | |
867959b5 | 5208 | unsigned nwords = size / sizeof (uint64_t); |
34dc7c2f | 5209 | int do_bswap = !!(flags & ZDB_FLAG_BSWAP); |
867959b5 BB |
5210 | unsigned i, j; |
5211 | const char *hdr; | |
5212 | char *c; | |
34dc7c2f BB |
5213 | |
5214 | ||
5215 | if (do_bswap) | |
5216 | hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; | |
5217 | else | |
5218 | hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; | |
5219 | ||
5220 | (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); | |
5221 | ||
a179a3aa | 5222 | #ifdef _LITTLE_ENDIAN |
4e33ba4c | 5223 | /* correct the endianness */ |
a179a3aa CC |
5224 | do_bswap = !do_bswap; |
5225 | #endif | |
34dc7c2f BB |
5226 | for (i = 0; i < nwords; i += 2) { |
5227 | (void) printf("%06llx: %016llx %016llx ", | |
5228 | (u_longlong_t)(i * sizeof (uint64_t)), | |
5229 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), | |
5230 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); | |
5231 | ||
5232 | c = (char *)&d[i]; | |
5233 | for (j = 0; j < 2 * sizeof (uint64_t); j++) | |
5234 | (void) printf("%c", isprint(c[j]) ? c[j] : '.'); | |
5235 | (void) printf("\n"); | |
5236 | } | |
5237 | } | |
5238 | ||
5239 | /* | |
5240 | * There are two acceptable formats: | |
5241 | * leaf_name - For example: c1t0d0 or /tmp/ztest.0a | |
5242 | * child[.child]* - For example: 0.1.1 | |
5243 | * | |
5244 | * The second form can be used to specify arbitrary vdevs anywhere | |
4e33ba4c | 5245 | * in the hierarchy. For example, in a pool with a mirror of |
34dc7c2f BB |
5246 | * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . |
5247 | */ | |
5248 | static vdev_t * | |
867959b5 | 5249 | zdb_vdev_lookup(vdev_t *vdev, const char *path) |
34dc7c2f BB |
5250 | { |
5251 | char *s, *p, *q; | |
867959b5 | 5252 | unsigned i; |
34dc7c2f BB |
5253 | |
5254 | if (vdev == NULL) | |
5255 | return (NULL); | |
5256 | ||
5257 | /* First, assume the x.x.x.x format */ | |
867959b5 | 5258 | i = strtoul(path, &s, 10); |
34dc7c2f BB |
5259 | if (s == path || (s && *s != '.' && *s != '\0')) |
5260 | goto name; | |
867959b5 | 5261 | if (i >= vdev->vdev_children) |
34dc7c2f BB |
5262 | return (NULL); |
5263 | ||
5264 | vdev = vdev->vdev_child[i]; | |
aed0e9f3 | 5265 | if (s && *s == '\0') |
34dc7c2f BB |
5266 | return (vdev); |
5267 | return (zdb_vdev_lookup(vdev, s+1)); | |
5268 | ||
5269 | name: | |
5270 | for (i = 0; i < vdev->vdev_children; i++) { | |
5271 | vdev_t *vc = vdev->vdev_child[i]; | |
5272 | ||
5273 | if (vc->vdev_path == NULL) { | |
5274 | vc = zdb_vdev_lookup(vc, path); | |
5275 | if (vc == NULL) | |
5276 | continue; | |
5277 | else | |
5278 | return (vc); | |
5279 | } | |
5280 | ||
5281 | p = strrchr(vc->vdev_path, '/'); | |
5282 | p = p ? p + 1 : vc->vdev_path; | |
5283 | q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; | |
5284 | ||
5285 | if (strcmp(vc->vdev_path, path) == 0) | |
5286 | return (vc); | |
5287 | if (strcmp(p, path) == 0) | |
5288 | return (vc); | |
5289 | if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) | |
5290 | return (vc); | |
5291 | } | |
5292 | ||
5293 | return (NULL); | |
5294 | } | |
5295 | ||
5296 | /* | |
5297 | * Read a block from a pool and print it out. The syntax of the | |
5298 | * block descriptor is: | |
5299 | * | |
5300 | * pool:vdev_specifier:offset:size[:flags] | |
5301 | * | |
5302 | * pool - The name of the pool you wish to read from | |
5303 | * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) | |
5304 | * offset - offset, in hex, in bytes | |
5305 | * size - Amount of data to read, in hex, in bytes | |
5306 | * flags - A string of characters specifying options | |
5307 | * b: Decode a blkptr at given offset within block | |
5308 | * *c: Calculate and display checksums | |
428870ff | 5309 | * d: Decompress data before dumping |
34dc7c2f | 5310 | * e: Byteswap data before dumping |
428870ff BB |
5311 | * g: Display data as a gang block header |
5312 | * i: Display as an indirect block | |
34dc7c2f BB |
5313 | * p: Do I/O to physical offset |
5314 | * r: Dump raw data to stdout | |
5315 | * | |
5316 | * * = not yet implemented | |
5317 | */ | |
5318 | static void | |
428870ff | 5319 | zdb_read_block(char *thing, spa_t *spa) |
34dc7c2f | 5320 | { |
428870ff BB |
5321 | blkptr_t blk, *bp = &blk; |
5322 | dva_t *dva = bp->blk_dva; | |
34dc7c2f | 5323 | int flags = 0; |
428870ff | 5324 | uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; |
34dc7c2f BB |
5325 | zio_t *zio; |
5326 | vdev_t *vd; | |
a6255b7f DQ |
5327 | abd_t *pabd; |
5328 | void *lbuf, *buf; | |
867959b5 BB |
5329 | const char *s, *vdev; |
5330 | char *p, *dup, *flagstr; | |
428870ff | 5331 | int i, error; |
84c07ada | 5332 | boolean_t borrowed = B_FALSE; |
34dc7c2f BB |
5333 | |
5334 | dup = strdup(thing); | |
5335 | s = strtok(dup, ":"); | |
34dc7c2f BB |
5336 | vdev = s ? s : ""; |
5337 | s = strtok(NULL, ":"); | |
5338 | offset = strtoull(s ? s : "", NULL, 16); | |
5339 | s = strtok(NULL, ":"); | |
5340 | size = strtoull(s ? s : "", NULL, 16); | |
5341 | s = strtok(NULL, ":"); | |
867959b5 BB |
5342 | if (s) |
5343 | flagstr = strdup(s); | |
5344 | else | |
5345 | flagstr = strdup(""); | |
34dc7c2f BB |
5346 | |
5347 | s = NULL; | |
5348 | if (size == 0) | |
5349 | s = "size must not be zero"; | |
5350 | if (!IS_P2ALIGNED(size, DEV_BSIZE)) | |
5351 | s = "size must be a multiple of sector size"; | |
5352 | if (!IS_P2ALIGNED(offset, DEV_BSIZE)) | |
5353 | s = "offset must be a multiple of sector size"; | |
5354 | if (s) { | |
5355 | (void) printf("Invalid block specifier: %s - %s\n", thing, s); | |
867959b5 | 5356 | free(flagstr); |
34dc7c2f BB |
5357 | free(dup); |
5358 | return; | |
5359 | } | |
5360 | ||
5361 | for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { | |
5362 | for (i = 0; flagstr[i]; i++) { | |
5363 | int bit = flagbits[(uchar_t)flagstr[i]]; | |
5364 | ||
5365 | if (bit == 0) { | |
5366 | (void) printf("***Invalid flag: %c\n", | |
5367 | flagstr[i]); | |
5368 | continue; | |
5369 | } | |
5370 | flags |= bit; | |
5371 | ||
5372 | /* If it's not something with an argument, keep going */ | |
428870ff | 5373 | if ((bit & (ZDB_FLAG_CHECKSUM | |
34dc7c2f BB |
5374 | ZDB_FLAG_PRINT_BLKPTR)) == 0) |
5375 | continue; | |
5376 | ||
5377 | p = &flagstr[i + 1]; | |
e989f19c | 5378 | if (bit == ZDB_FLAG_PRINT_BLKPTR) { |
34dc7c2f | 5379 | blkptr_offset = strtoull(p, &p, 16); |
e989f19c TC |
5380 | i = p - &flagstr[i + 1]; |
5381 | } | |
34dc7c2f BB |
5382 | if (*p != ':' && *p != '\0') { |
5383 | (void) printf("***Invalid flag arg: '%s'\n", s); | |
867959b5 | 5384 | free(flagstr); |
34dc7c2f BB |
5385 | free(dup); |
5386 | return; | |
5387 | } | |
5388 | } | |
5389 | } | |
867959b5 | 5390 | free(flagstr); |
34dc7c2f | 5391 | |
34dc7c2f BB |
5392 | vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); |
5393 | if (vd == NULL) { | |
5394 | (void) printf("***Invalid vdev: %s\n", vdev); | |
5395 | free(dup); | |
5396 | return; | |
5397 | } else { | |
5398 | if (vd->vdev_path) | |
428870ff BB |
5399 | (void) fprintf(stderr, "Found vdev: %s\n", |
5400 | vd->vdev_path); | |
34dc7c2f | 5401 | else |
428870ff | 5402 | (void) fprintf(stderr, "Found vdev type: %s\n", |
34dc7c2f BB |
5403 | vd->vdev_ops->vdev_op_type); |
5404 | } | |
5405 | ||
428870ff BB |
5406 | psize = size; |
5407 | lsize = size; | |
5408 | ||
84c07ada | 5409 | pabd = abd_alloc_for_io(SPA_MAXBLOCKSIZE, B_FALSE); |
428870ff BB |
5410 | lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
5411 | ||
5412 | BP_ZERO(bp); | |
34dc7c2f | 5413 | |
428870ff BB |
5414 | DVA_SET_VDEV(&dva[0], vd->vdev_id); |
5415 | DVA_SET_OFFSET(&dva[0], offset); | |
5416 | DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); | |
5417 | DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); | |
5418 | ||
5419 | BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); | |
5420 | ||
5421 | BP_SET_LSIZE(bp, lsize); | |
5422 | BP_SET_PSIZE(bp, psize); | |
5423 | BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); | |
5424 | BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); | |
5425 | BP_SET_TYPE(bp, DMU_OT_NONE); | |
5426 | BP_SET_LEVEL(bp, 0); | |
5427 | BP_SET_DEDUP(bp, 0); | |
5428 | BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); | |
34dc7c2f | 5429 | |
b128c09f | 5430 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
34dc7c2f | 5431 | zio = zio_root(spa, NULL, NULL, 0); |
428870ff BB |
5432 | |
5433 | if (vd == vd->vdev_top) { | |
5434 | /* | |
5435 | * Treat this as a normal block read. | |
5436 | */ | |
a6255b7f | 5437 | zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, |
428870ff BB |
5438 | ZIO_PRIORITY_SYNC_READ, |
5439 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); | |
5440 | } else { | |
5441 | /* | |
5442 | * Treat this as a vdev child I/O. | |
5443 | */ | |
a6255b7f DQ |
5444 | zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, |
5445 | psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, | |
428870ff BB |
5446 | ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | |
5447 | ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | | |
a1d477c2 MA |
5448 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW | ZIO_FLAG_OPTIONAL, |
5449 | NULL, NULL)); | |
428870ff BB |
5450 | } |
5451 | ||
34dc7c2f | 5452 | error = zio_wait(zio); |
b128c09f | 5453 | spa_config_exit(spa, SCL_STATE, FTAG); |
34dc7c2f BB |
5454 | |
5455 | if (error) { | |
5456 | (void) printf("Read of %s failed, error: %d\n", thing, error); | |
5457 | goto out; | |
5458 | } | |
5459 | ||
428870ff BB |
5460 | if (flags & ZDB_FLAG_DECOMPRESS) { |
5461 | /* | |
5462 | * We don't know how the data was compressed, so just try | |
5463 | * every decompress function at every inflated blocksize. | |
5464 | */ | |
5465 | enum zio_compress c; | |
428870ff BB |
5466 | void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
5467 | ||
fcf64f45 BB |
5468 | /* |
5469 | * XXX - On the one hand, with SPA_MAXBLOCKSIZE at 16MB, | |
5470 | * this could take a while and we should let the user know | |
5471 | * we are not stuck. On the other hand, printing progress | |
5472 | * info gets old after a while. What to do? | |
5473 | */ | |
5474 | for (lsize = psize + SPA_MINBLOCKSIZE; | |
5475 | lsize <= SPA_MAXBLOCKSIZE; lsize += SPA_MINBLOCKSIZE) { | |
428870ff | 5476 | for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { |
950e17c2 CC |
5477 | /* |
5478 | * ZLE can easily decompress non zle stream. | |
5479 | * So have an option to disable it. | |
5480 | */ | |
5481 | if (c == ZIO_COMPRESS_ZLE && | |
5482 | getenv("ZDB_NO_ZLE")) | |
5483 | continue; | |
5484 | ||
b320dd91 CC |
5485 | (void) fprintf(stderr, |
5486 | "Trying %05llx -> %05llx (%s)\n", | |
fcf64f45 BB |
5487 | (u_longlong_t)psize, (u_longlong_t)lsize, |
5488 | zio_compress_table[c].ci_name); | |
950e17c2 CC |
5489 | |
5490 | /* | |
5491 | * We randomize lbuf2, and decompress to both | |
5492 | * lbuf and lbuf2. This way, we will know if | |
5493 | * decompression fill exactly to lsize. | |
5494 | */ | |
5495 | VERIFY0(random_get_pseudo_bytes(lbuf2, lsize)); | |
5496 | ||
a6255b7f DQ |
5497 | if (zio_decompress_data(c, pabd, |
5498 | lbuf, psize, lsize) == 0 && | |
950e17c2 | 5499 | zio_decompress_data(c, pabd, |
a6255b7f | 5500 | lbuf2, psize, lsize) == 0 && |
428870ff BB |
5501 | bcmp(lbuf, lbuf2, lsize) == 0) |
5502 | break; | |
5503 | } | |
5504 | if (c != ZIO_COMPRESS_FUNCTIONS) | |
5505 | break; | |
428870ff | 5506 | } |
428870ff BB |
5507 | umem_free(lbuf2, SPA_MAXBLOCKSIZE); |
5508 | ||
950e17c2 | 5509 | if (lsize > SPA_MAXBLOCKSIZE) { |
428870ff BB |
5510 | (void) printf("Decompress of %s failed\n", thing); |
5511 | goto out; | |
5512 | } | |
5513 | buf = lbuf; | |
5514 | size = lsize; | |
5515 | } else { | |
428870ff | 5516 | size = psize; |
84c07ada GN |
5517 | buf = abd_borrow_buf_copy(pabd, size); |
5518 | borrowed = B_TRUE; | |
428870ff BB |
5519 | } |
5520 | ||
34dc7c2f BB |
5521 | if (flags & ZDB_FLAG_PRINT_BLKPTR) |
5522 | zdb_print_blkptr((blkptr_t *)(void *) | |
5523 | ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); | |
5524 | else if (flags & ZDB_FLAG_RAW) | |
5525 | zdb_dump_block_raw(buf, size, flags); | |
5526 | else if (flags & ZDB_FLAG_INDIRECT) | |
5527 | zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), | |
5528 | flags); | |
5529 | else if (flags & ZDB_FLAG_GBH) | |
5530 | zdb_dump_gbh(buf, flags); | |
5531 | else | |
5532 | zdb_dump_block(thing, buf, size, flags); | |
5533 | ||
84c07ada GN |
5534 | if (borrowed) |
5535 | abd_return_buf_copy(pabd, buf, size); | |
5536 | ||
34dc7c2f | 5537 | out: |
a6255b7f | 5538 | abd_free(pabd); |
428870ff | 5539 | umem_free(lbuf, SPA_MAXBLOCKSIZE); |
34dc7c2f BB |
5540 | free(dup); |
5541 | } | |
5542 | ||
a896468c MA |
5543 | static void |
5544 | zdb_embedded_block(char *thing) | |
5545 | { | |
5546 | blkptr_t bp; | |
5547 | unsigned long long *words = (void *)&bp; | |
5e3bd0e6 | 5548 | char *buf; |
a896468c MA |
5549 | int err; |
5550 | ||
867959b5 | 5551 | bzero(&bp, sizeof (bp)); |
a896468c MA |
5552 | err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" |
5553 | "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", | |
5554 | words + 0, words + 1, words + 2, words + 3, | |
5555 | words + 4, words + 5, words + 6, words + 7, | |
5556 | words + 8, words + 9, words + 10, words + 11, | |
5557 | words + 12, words + 13, words + 14, words + 15); | |
5558 | if (err != 16) { | |
561ba8d1 | 5559 | (void) fprintf(stderr, "invalid input format\n"); |
a896468c MA |
5560 | exit(1); |
5561 | } | |
5562 | ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); | |
561ba8d1 JL |
5563 | buf = malloc(SPA_MAXBLOCKSIZE); |
5564 | if (buf == NULL) { | |
5565 | (void) fprintf(stderr, "out of memory\n"); | |
5566 | exit(1); | |
5567 | } | |
a896468c MA |
5568 | err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); |
5569 | if (err != 0) { | |
561ba8d1 | 5570 | (void) fprintf(stderr, "decode failed: %u\n", err); |
a896468c MA |
5571 | exit(1); |
5572 | } | |
5573 | zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); | |
561ba8d1 | 5574 | free(buf); |
a896468c MA |
5575 | } |
5576 | ||
34dc7c2f BB |
5577 | int |
5578 | main(int argc, char **argv) | |
5579 | { | |
867959b5 | 5580 | int c; |
34dc7c2f | 5581 | struct rlimit rl = { 1024, 1024 }; |
428870ff | 5582 | spa_t *spa = NULL; |
34dc7c2f | 5583 | objset_t *os = NULL; |
34dc7c2f BB |
5584 | int dump_all = 1; |
5585 | int verbose = 0; | |
428870ff BB |
5586 | int error = 0; |
5587 | char **searchdirs = NULL; | |
5588 | int nsearch = 0; | |
eb9c4532 | 5589 | char *target, *target_pool; |
428870ff BB |
5590 | nvlist_t *policy = NULL; |
5591 | uint64_t max_txg = UINT64_MAX; | |
a5778ea2 | 5592 | int flags = ZFS_IMPORT_MISSING_LOG; |
428870ff | 5593 | int rewind = ZPOOL_NEVER_REWIND; |
64d7b6cf | 5594 | char *spa_config_path_env; |
b1b85c87 | 5595 | boolean_t target_is_spa = B_TRUE; |
d2734cce | 5596 | nvlist_t *cfg = NULL; |
34dc7c2f BB |
5597 | |
5598 | (void) setrlimit(RLIMIT_NOFILE, &rl); | |
5599 | (void) enable_extended_FILE_stdio(-1, -1); | |
5600 | ||
5601 | dprintf_setup(&argc, argv); | |
5602 | ||
64d7b6cf CP |
5603 | /* |
5604 | * If there is an environment variable SPA_CONFIG_PATH it overrides | |
5605 | * default spa_config_path setting. If -U flag is specified it will | |
5606 | * override this environment variable settings once again. | |
5607 | */ | |
5608 | spa_config_path_env = getenv("SPA_CONFIG_PATH"); | |
5609 | if (spa_config_path_env != NULL) | |
5610 | spa_config_path = spa_config_path_env; | |
5611 | ||
9867e8be | 5612 | while ((c = getopt(argc, argv, |
d2734cce | 5613 | "AbcCdDeEFGhiI:klLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { |
34dc7c2f | 5614 | switch (c) { |
34dc7c2f BB |
5615 | case 'b': |
5616 | case 'c': | |
a44e7faa | 5617 | case 'C': |
428870ff | 5618 | case 'd': |
a44e7faa | 5619 | case 'D': |
a896468c | 5620 | case 'E': |
a44e7faa | 5621 | case 'G': |
428870ff BB |
5622 | case 'h': |
5623 | case 'i': | |
5624 | case 'l': | |
9babb374 | 5625 | case 'm': |
f3a7f661 | 5626 | case 'M': |
a44e7faa | 5627 | case 'O': |
34dc7c2f | 5628 | case 'R': |
a44e7faa | 5629 | case 's': |
428870ff | 5630 | case 'S': |
a44e7faa | 5631 | case 'u': |
34dc7c2f BB |
5632 | dump_opt[c]++; |
5633 | dump_all = 0; | |
5634 | break; | |
428870ff | 5635 | case 'A': |
a44e7faa | 5636 | case 'e': |
428870ff | 5637 | case 'F': |
d2734cce | 5638 | case 'k': |
fb5f0bc8 | 5639 | case 'L': |
428870ff | 5640 | case 'P': |
35a357a9 | 5641 | case 'q': |
a44e7faa | 5642 | case 'X': |
fb5f0bc8 BB |
5643 | dump_opt[c]++; |
5644 | break; | |
a44e7faa | 5645 | /* NB: Sort single match options below. */ |
f3a7f661 | 5646 | case 'I': |
5853fe79 GW |
5647 | max_inflight = strtoull(optarg, NULL, 0); |
5648 | if (max_inflight == 0) { | |
5649 | (void) fprintf(stderr, "maximum number " | |
5650 | "of inflight I/Os must be greater " | |
5651 | "than 0\n"); | |
5652 | usage(); | |
5653 | } | |
5654 | break; | |
a44e7faa BB |
5655 | case 'o': |
5656 | error = set_global_var(optarg); | |
5657 | if (error != 0) | |
5658 | usage(); | |
5659 | break; | |
34dc7c2f | 5660 | case 'p': |
428870ff BB |
5661 | if (searchdirs == NULL) { |
5662 | searchdirs = umem_alloc(sizeof (char *), | |
5663 | UMEM_NOFAIL); | |
5664 | } else { | |
5665 | char **tmp = umem_alloc((nsearch + 1) * | |
5666 | sizeof (char *), UMEM_NOFAIL); | |
5667 | bcopy(searchdirs, tmp, nsearch * | |
5668 | sizeof (char *)); | |
5669 | umem_free(searchdirs, | |
5670 | nsearch * sizeof (char *)); | |
5671 | searchdirs = tmp; | |
5672 | } | |
5673 | searchdirs[nsearch++] = optarg; | |
34dc7c2f | 5674 | break; |
fb5f0bc8 | 5675 | case 't': |
428870ff BB |
5676 | max_txg = strtoull(optarg, NULL, 0); |
5677 | if (max_txg < TXG_INITIAL) { | |
fb5f0bc8 BB |
5678 | (void) fprintf(stderr, "incorrect txg " |
5679 | "specified: %s\n", optarg); | |
5680 | usage(); | |
5681 | } | |
5682 | break; | |
428870ff BB |
5683 | case 'U': |
5684 | spa_config_path = optarg; | |
a896468c MA |
5685 | if (spa_config_path[0] != '/') { |
5686 | (void) fprintf(stderr, | |
5687 | "cachefile must be an absolute path " | |
5688 | "(i.e. start with a slash)\n"); | |
5689 | usage(); | |
5690 | } | |
428870ff | 5691 | break; |
f3a7f661 GW |
5692 | case 'v': |
5693 | verbose++; | |
5694 | break; | |
a44e7faa | 5695 | case 'V': |
06675310 | 5696 | flags = ZFS_IMPORT_VERBATIM; |
a44e7faa | 5697 | break; |
ed828c0c GM |
5698 | case 'x': |
5699 | vn_dumpdir = optarg; | |
5700 | break; | |
34dc7c2f BB |
5701 | default: |
5702 | usage(); | |
5703 | break; | |
5704 | } | |
5705 | } | |
5706 | ||
428870ff | 5707 | if (!dump_opt['e'] && searchdirs != NULL) { |
b128c09f BB |
5708 | (void) fprintf(stderr, "-p option requires use of -e\n"); |
5709 | usage(); | |
5710 | } | |
34dc7c2f | 5711 | |
adc90e9d | 5712 | #if defined(_LP64) |
0ec07248 MA |
5713 | /* |
5714 | * ZDB does not typically re-read blocks; therefore limit the ARC | |
5715 | * to 256 MB, which can be used entirely for metadata. | |
5716 | */ | |
5717 | zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; | |
adc90e9d | 5718 | #endif |
0ec07248 | 5719 | |
e5fd1dd6 MA |
5720 | /* |
5721 | * "zdb -c" uses checksum-verifying scrub i/os which are async reads. | |
5722 | * "zdb -b" uses traversal prefetch which uses async reads. | |
5723 | * For good performance, let several of them be active at once. | |
5724 | */ | |
5725 | zfs_vdev_async_read_max_active = 10; | |
5726 | ||
d69a321e GDN |
5727 | /* |
5728 | * Disable reference tracking for better performance. | |
5729 | */ | |
5730 | reference_tracking_enable = B_FALSE; | |
5731 | ||
afd2f7b7 PZ |
5732 | /* |
5733 | * Do not fail spa_load when spa_load_verify fails. This is needed | |
5734 | * to load non-idle pools. | |
5735 | */ | |
5736 | spa_load_verify_dryrun = B_TRUE; | |
5737 | ||
34dc7c2f | 5738 | kernel_init(FREAD); |
65037d9b BB |
5739 | if ((g_zfs = libzfs_init()) == NULL) { |
5740 | (void) fprintf(stderr, "%s", libzfs_error_init(errno)); | |
9b020fd9 | 5741 | return (1); |
65037d9b | 5742 | } |
34dc7c2f | 5743 | |
428870ff BB |
5744 | if (dump_all) |
5745 | verbose = MAX(verbose, 1); | |
5746 | ||
34dc7c2f | 5747 | for (c = 0; c < 256; c++) { |
d2734cce | 5748 | if (dump_all && strchr("AeEFklLOPRSX", c) == NULL) |
34dc7c2f BB |
5749 | dump_opt[c] = 1; |
5750 | if (dump_opt[c]) | |
5751 | dump_opt[c] += verbose; | |
5752 | } | |
5753 | ||
428870ff BB |
5754 | aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); |
5755 | zfs_recover = (dump_opt['A'] > 1); | |
5756 | ||
34dc7c2f BB |
5757 | argc -= optind; |
5758 | argv += optind; | |
5759 | ||
428870ff BB |
5760 | if (argc < 2 && dump_opt['R']) |
5761 | usage(); | |
a896468c MA |
5762 | |
5763 | if (dump_opt['E']) { | |
5764 | if (argc != 1) | |
5765 | usage(); | |
5766 | zdb_embedded_block(argv[0]); | |
5767 | return (0); | |
5768 | } | |
5769 | ||
34dc7c2f | 5770 | if (argc < 1) { |
428870ff | 5771 | if (!dump_opt['e'] && dump_opt['C']) { |
b128c09f | 5772 | dump_cachefile(spa_config_path); |
34dc7c2f BB |
5773 | return (0); |
5774 | } | |
5775 | usage(); | |
5776 | } | |
5777 | ||
35a357a9 DB |
5778 | if (dump_opt['l']) |
5779 | return (dump_label(argv[0])); | |
34dc7c2f | 5780 | |
a44e7faa BB |
5781 | if (dump_opt['O']) { |
5782 | if (argc != 2) | |
5783 | usage(); | |
5784 | dump_opt['v'] = verbose + 3; | |
5785 | return (dump_path(argv[0], argv[1])); | |
5786 | } | |
5787 | ||
428870ff BB |
5788 | if (dump_opt['X'] || dump_opt['F']) |
5789 | rewind = ZPOOL_DO_REWIND | | |
5790 | (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); | |
34dc7c2f | 5791 | |
428870ff | 5792 | if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || |
8a393be3 PZ |
5793 | nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, max_txg) != 0 || |
5794 | nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY, rewind) != 0) | |
428870ff | 5795 | fatal("internal error: %s", strerror(ENOMEM)); |
34dc7c2f | 5796 | |
b128c09f | 5797 | error = 0; |
428870ff | 5798 | target = argv[0]; |
34dc7c2f | 5799 | |
d2734cce SD |
5800 | char *checkpoint_pool = NULL; |
5801 | char *checkpoint_target = NULL; | |
5802 | if (dump_opt['k']) { | |
5803 | checkpoint_pool = import_checkpointed_state(target, cfg, | |
5804 | &checkpoint_target); | |
5805 | ||
5806 | if (checkpoint_target != NULL) | |
5807 | target = checkpoint_target; | |
5808 | ||
5809 | } | |
5810 | ||
eb9c4532 CC |
5811 | if (strpbrk(target, "/@") != NULL) { |
5812 | size_t targetlen; | |
5813 | ||
5814 | target_pool = strdup(target); | |
5815 | *strpbrk(target_pool, "/@") = '\0'; | |
5816 | ||
5817 | target_is_spa = B_FALSE; | |
5818 | targetlen = strlen(target); | |
5819 | if (targetlen && target[targetlen - 1] == '/') | |
5820 | target[targetlen - 1] = '\0'; | |
5821 | } else { | |
5822 | target_pool = target; | |
5823 | } | |
5824 | ||
428870ff | 5825 | if (dump_opt['e']) { |
379ca9cf | 5826 | importargs_t args = { 0 }; |
34dc7c2f | 5827 | |
379ca9cf OF |
5828 | args.paths = nsearch; |
5829 | args.path = searchdirs; | |
5830 | args.can_be_active = B_TRUE; | |
5831 | ||
eb9c4532 CC |
5832 | error = zpool_tryimport(g_zfs, target_pool, &cfg, &args); |
5833 | ||
379ca9cf | 5834 | if (error == 0) { |
eb9c4532 | 5835 | |
428870ff | 5836 | if (nvlist_add_nvlist(cfg, |
8a393be3 | 5837 | ZPOOL_LOAD_POLICY, policy) != 0) { |
428870ff BB |
5838 | fatal("can't open '%s': %s", |
5839 | target, strerror(ENOMEM)); | |
5840 | } | |
379ca9cf | 5841 | |
379ca9cf OF |
5842 | if (dump_opt['C'] > 1) { |
5843 | (void) printf("\nConfiguration for import:\n"); | |
5844 | dump_nvlist(cfg, 8); | |
5845 | } | |
d2734cce | 5846 | |
34fe773e OF |
5847 | /* |
5848 | * Disable the activity check to allow examination of | |
5849 | * active pools. | |
5850 | */ | |
eb9c4532 | 5851 | error = spa_import(target_pool, cfg, NULL, |
379ca9cf | 5852 | flags | ZFS_IMPORT_SKIP_MMP); |
34dc7c2f | 5853 | } |
b128c09f BB |
5854 | } |
5855 | ||
eb9c4532 CC |
5856 | if (target_pool != target) |
5857 | free(target_pool); | |
b1b85c87 | 5858 | |
b128c09f | 5859 | if (error == 0) { |
d2734cce SD |
5860 | if (dump_opt['k'] && (target_is_spa || dump_opt['R'])) { |
5861 | ASSERT(checkpoint_pool != NULL); | |
5862 | ASSERT(checkpoint_target == NULL); | |
5863 | ||
5864 | error = spa_open(checkpoint_pool, &spa, FTAG); | |
5865 | if (error != 0) { | |
5866 | fatal("Tried to open pool \"%s\" but " | |
5867 | "spa_open() failed with error %d\n", | |
5868 | checkpoint_pool, error); | |
5869 | } | |
5870 | ||
5871 | } else if (target_is_spa || dump_opt['R']) { | |
34fe773e | 5872 | zdb_set_skip_mmp(target); |
428870ff BB |
5873 | error = spa_open_rewind(target, &spa, FTAG, policy, |
5874 | NULL); | |
5875 | if (error) { | |
5876 | /* | |
5877 | * If we're missing the log device then | |
5878 | * try opening the pool after clearing the | |
5879 | * log state. | |
5880 | */ | |
5881 | mutex_enter(&spa_namespace_lock); | |
5882 | if ((spa = spa_lookup(target)) != NULL && | |
5883 | spa->spa_log_state == SPA_LOG_MISSING) { | |
5884 | spa->spa_log_state = SPA_LOG_CLEAR; | |
5885 | error = 0; | |
5886 | } | |
5887 | mutex_exit(&spa_namespace_lock); | |
5888 | ||
5889 | if (!error) { | |
5890 | error = spa_open_rewind(target, &spa, | |
5891 | FTAG, policy, NULL); | |
5892 | } | |
5893 | } | |
b128c09f | 5894 | } else { |
34fe773e | 5895 | zdb_set_skip_mmp(target); |
a44e7faa | 5896 | error = open_objset(target, DMU_OST_ANY, FTAG, &os); |
bb253625 BB |
5897 | if (error == 0) |
5898 | spa = dmu_objset_spa(os); | |
b128c09f | 5899 | } |
34dc7c2f | 5900 | } |
428870ff | 5901 | nvlist_free(policy); |
34dc7c2f BB |
5902 | |
5903 | if (error) | |
428870ff | 5904 | fatal("can't open '%s': %s", target, strerror(error)); |
34dc7c2f | 5905 | |
bb253625 BB |
5906 | /* |
5907 | * Set the pool failure mode to panic in order to prevent the pool | |
5908 | * from suspending. A suspended I/O will have no way to resume and | |
5909 | * can prevent the zdb(8) command from terminating as expected. | |
5910 | */ | |
5911 | if (spa != NULL) | |
5912 | spa->spa_failmode = ZIO_FAILURE_MODE_PANIC; | |
5913 | ||
34dc7c2f | 5914 | argv++; |
428870ff BB |
5915 | argc--; |
5916 | if (!dump_opt['R']) { | |
5917 | if (argc > 0) { | |
5918 | zopt_objects = argc; | |
5919 | zopt_object = calloc(zopt_objects, sizeof (uint64_t)); | |
867959b5 | 5920 | for (unsigned i = 0; i < zopt_objects; i++) { |
428870ff BB |
5921 | errno = 0; |
5922 | zopt_object[i] = strtoull(argv[i], NULL, 0); | |
5923 | if (zopt_object[i] == 0 && errno != 0) | |
5924 | fatal("bad number %s: %s", | |
5925 | argv[i], strerror(errno)); | |
5926 | } | |
34dc7c2f | 5927 | } |
e6f7d015 CS |
5928 | if (os != NULL) { |
5929 | dump_dir(os); | |
5930 | } else if (zopt_objects > 0 && !dump_opt['m']) { | |
5931 | dump_dir(spa->spa_meta_objset); | |
5932 | } else { | |
5933 | dump_zpool(spa); | |
5934 | } | |
34dc7c2f | 5935 | } else { |
428870ff BB |
5936 | flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; |
5937 | flagbits['c'] = ZDB_FLAG_CHECKSUM; | |
5938 | flagbits['d'] = ZDB_FLAG_DECOMPRESS; | |
5939 | flagbits['e'] = ZDB_FLAG_BSWAP; | |
5940 | flagbits['g'] = ZDB_FLAG_GBH; | |
5941 | flagbits['i'] = ZDB_FLAG_INDIRECT; | |
5942 | flagbits['p'] = ZDB_FLAG_PHYS; | |
5943 | flagbits['r'] = ZDB_FLAG_RAW; | |
5944 | ||
867959b5 | 5945 | for (int i = 0; i < argc; i++) |
428870ff | 5946 | zdb_read_block(argv[i], spa); |
34dc7c2f BB |
5947 | } |
5948 | ||
d2734cce SD |
5949 | if (dump_opt['k']) { |
5950 | free(checkpoint_pool); | |
5951 | if (!target_is_spa) | |
5952 | free(checkpoint_target); | |
5953 | } | |
5954 | ||
a44e7faa BB |
5955 | if (os != NULL) |
5956 | close_objset(os, FTAG); | |
5957 | else | |
5958 | spa_close(spa, FTAG); | |
428870ff | 5959 | |
34dc7c2f BB |
5960 | fuid_table_destroy(); |
5961 | ||
fa603f82 GM |
5962 | dump_debug_buffer(); |
5963 | ||
34dc7c2f BB |
5964 | libzfs_fini(g_zfs); |
5965 | kernel_fini(); | |
5966 | ||
64c1dcef | 5967 | return (error); |
34dc7c2f | 5968 | } |