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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. |
fa603f82 | 24 | * Copyright (c) 2011, 2016 by Delphix. All rights reserved. |
a44e7faa | 25 | * Copyright (c) 2014 Integros [integros.com] |
35a357a9 | 26 | * Copyright 2016 Nexenta Systems, Inc. |
a44e7faa BB |
27 | * Copyright (c) 2017 Lawrence Livermore National Security, LLC. |
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> |
6f1ffb06 | 66 | #include <zfs_comutil.h> |
34dc7c2f BB |
67 | #include <libzfs.h> |
68 | ||
e6f7d015 CS |
69 | #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ |
70 | zio_compress_table[(idx)].ci_name : "UNKNOWN") | |
71 | #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ | |
72 | zio_checksum_table[(idx)].ci_name : "UNKNOWN") | |
e6f7d015 CS |
73 | #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ |
74 | (((idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA) ? \ | |
75 | DMU_OT_ZAP_OTHER : DMU_OT_NUMTYPES)) | |
428870ff | 76 | |
f3c9cac1 BB |
77 | static char * |
78 | zdb_ot_name(dmu_object_type_t type) | |
79 | { | |
80 | if (type < DMU_OT_NUMTYPES) | |
81 | return (dmu_ot[type].ot_name); | |
82 | else if ((type & DMU_OT_NEWTYPE) && | |
02730c33 | 83 | ((type & DMU_OT_BYTESWAP_MASK) < DMU_BSWAP_NUMFUNCS)) |
f3c9cac1 BB |
84 | return (dmu_ot_byteswap[type & DMU_OT_BYTESWAP_MASK].ob_name); |
85 | else | |
86 | return ("UNKNOWN"); | |
87 | } | |
88 | ||
d69a321e | 89 | extern int reference_tracking_enable; |
428870ff | 90 | extern int zfs_recover; |
0ec07248 | 91 | extern uint64_t zfs_arc_max, zfs_arc_meta_limit; |
e5fd1dd6 | 92 | extern int zfs_vdev_async_read_max_active; |
428870ff | 93 | |
34dc7c2f BB |
94 | const char cmdname[] = "zdb"; |
95 | uint8_t dump_opt[256]; | |
96 | ||
97 | typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); | |
98 | ||
99 | extern void dump_intent_log(zilog_t *); | |
100 | uint64_t *zopt_object = NULL; | |
101 | int zopt_objects = 0; | |
34dc7c2f | 102 | libzfs_handle_t *g_zfs; |
0ec07248 | 103 | uint64_t max_inflight = 1000; |
34dc7c2f | 104 | |
252e1a54 MA |
105 | static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); |
106 | ||
34dc7c2f BB |
107 | /* |
108 | * These libumem hooks provide a reasonable set of defaults for the allocator's | |
109 | * debugging facilities. | |
110 | */ | |
111 | const char * | |
0bc8fd78 | 112 | _umem_debug_init(void) |
34dc7c2f BB |
113 | { |
114 | return ("default,verbose"); /* $UMEM_DEBUG setting */ | |
115 | } | |
116 | ||
117 | const char * | |
118 | _umem_logging_init(void) | |
119 | { | |
120 | return ("fail,contents"); /* $UMEM_LOGGING setting */ | |
121 | } | |
122 | ||
123 | static void | |
124 | usage(void) | |
125 | { | |
126 | (void) fprintf(stderr, | |
a44e7faa BB |
127 | "Usage:\t%s [-AbcdDFGhiLMPsvVX] [-e [-p <path> ...]] " |
128 | "[-I <inflight I/Os>]\n" | |
129 | "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" | |
130 | "\t\t[<poolname> [<object> ...]]\n" | |
131 | "\t%s [-AdiPv] [-e [-p <path> ...]] [-U <cache>] <dataset> " | |
132 | "[<object> ...]\n" | |
133 | "\t%s -C [-A] [-U <cache>]\n" | |
134 | "\t%s -l [-Aqu] <device>\n" | |
135 | "\t%s -m [-AFLPX] [-e [-p <path> ...]] [-t <txg>] [-U <cache>]\n" | |
136 | "\t\t<poolname> [<vdev> [<metaslab> ...]]\n" | |
137 | "\t%s -O <dataset> <path>\n" | |
138 | "\t%s -R [-A] [-e [-p <path> ...]] [-U <cache>]\n" | |
139 | "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" | |
140 | "\t%s -S [-AP] [-e [-p <path> ...]] [-U <cache>] <poolname>\n\n", | |
141 | cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, | |
142 | cmdname); | |
428870ff BB |
143 | |
144 | (void) fprintf(stderr, " Dataset name must include at least one " | |
145 | "separator character '/' or '@'\n"); | |
146 | (void) fprintf(stderr, " If dataset name is specified, only that " | |
147 | "dataset is dumped\n"); | |
148 | (void) fprintf(stderr, " If object numbers are specified, only " | |
149 | "those objects are dumped\n\n"); | |
150 | (void) fprintf(stderr, " Options to control amount of output:\n"); | |
428870ff | 151 | (void) fprintf(stderr, " -b block statistics\n"); |
428870ff | 152 | (void) fprintf(stderr, " -c checksum all metadata (twice for " |
9babb374 | 153 | "all data) blocks\n"); |
a44e7faa BB |
154 | (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); |
155 | (void) fprintf(stderr, " -d dataset(s)\n"); | |
428870ff | 156 | (void) fprintf(stderr, " -D dedup statistics\n"); |
a44e7faa BB |
157 | (void) fprintf(stderr, " -h pool history\n"); |
158 | (void) fprintf(stderr, " -i intent logs\n"); | |
35a357a9 | 159 | (void) fprintf(stderr, " -l read label contents\n"); |
fb5f0bc8 BB |
160 | (void) fprintf(stderr, " -L disable leak tracking (do not " |
161 | "load spacemaps)\n"); | |
a44e7faa BB |
162 | (void) fprintf(stderr, " -m metaslabs\n"); |
163 | (void) fprintf(stderr, " -M metaslab groups\n"); | |
164 | (void) fprintf(stderr, " -O perform object lookups by path\n"); | |
34dc7c2f | 165 | (void) fprintf(stderr, " -R read and display block from a " |
a44e7faa BB |
166 | "device\n"); |
167 | (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); | |
168 | (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); | |
169 | (void) fprintf(stderr, " -v verbose (applies to all " | |
170 | "others)\n\n"); | |
428870ff | 171 | (void) fprintf(stderr, " Below options are intended for use " |
9867e8be | 172 | "with other options:\n"); |
428870ff BB |
173 | (void) fprintf(stderr, " -A ignore assertions (-A), enable " |
174 | "panic recovery (-AA) or both (-AAA)\n"); | |
428870ff BB |
175 | (void) fprintf(stderr, " -e pool is exported/destroyed/" |
176 | "has altroot/not in a cachefile\n"); | |
a44e7faa BB |
177 | (void) fprintf(stderr, " -F attempt automatic rewind within " |
178 | "safe range of transaction groups\n"); | |
fa603f82 GM |
179 | (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " |
180 | "exiting\n"); | |
a44e7faa BB |
181 | (void) fprintf(stderr, " -I <number of inflight I/Os> -- " |
182 | "specify the maximum number of\n " | |
183 | "checksumming I/Os [default is 200]\n"); | |
ed828c0c | 184 | (void) fprintf(stderr, " -o <variable>=<value> set global " |
a44e7faa BB |
185 | "variable to an unsigned 32-bit integer\n"); |
186 | (void) fprintf(stderr, " -p <path> -- use one or more with " | |
187 | "-e to specify path to vdev dir\n"); | |
188 | (void) fprintf(stderr, " -P print numbers in parseable form\n"); | |
35a357a9 | 189 | (void) fprintf(stderr, " -q don't print label contents\n"); |
a44e7faa BB |
190 | (void) fprintf(stderr, " -t <txg> -- highest txg to use when " |
191 | "searching for uberblocks\n"); | |
35a357a9 | 192 | (void) fprintf(stderr, " -u uberblock\n"); |
a44e7faa BB |
193 | (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " |
194 | "cachefile\n"); | |
195 | (void) fprintf(stderr, " -x <dumpdir> -- " | |
196 | "dump all read blocks into specified directory\n"); | |
197 | (void) fprintf(stderr, " -X attempt extreme rewind (does not " | |
198 | "work with dataset)\n"); | |
199 | (void) fprintf(stderr, " -V verbatim import (as if it had been " | |
200 | "loaded at boot)\n\n"); | |
34dc7c2f BB |
201 | (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " |
202 | "to make only that option verbose\n"); | |
203 | (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); | |
204 | exit(1); | |
205 | } | |
206 | ||
fa603f82 GM |
207 | static void |
208 | dump_debug_buffer(void) | |
209 | { | |
210 | if (dump_opt['G']) { | |
211 | (void) printf("\n"); | |
212 | zfs_dbgmsg_print("zdb"); | |
213 | } | |
214 | } | |
215 | ||
9babb374 BB |
216 | /* |
217 | * Called for usage errors that are discovered after a call to spa_open(), | |
218 | * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. | |
219 | */ | |
220 | ||
34dc7c2f BB |
221 | static void |
222 | fatal(const char *fmt, ...) | |
223 | { | |
224 | va_list ap; | |
225 | ||
226 | va_start(ap, fmt); | |
227 | (void) fprintf(stderr, "%s: ", cmdname); | |
228 | (void) vfprintf(stderr, fmt, ap); | |
229 | va_end(ap); | |
230 | (void) fprintf(stderr, "\n"); | |
231 | ||
fa603f82 GM |
232 | dump_debug_buffer(); |
233 | ||
9babb374 | 234 | exit(1); |
34dc7c2f BB |
235 | } |
236 | ||
34dc7c2f BB |
237 | /* ARGSUSED */ |
238 | static void | |
239 | dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) | |
240 | { | |
241 | nvlist_t *nv; | |
242 | size_t nvsize = *(uint64_t *)data; | |
243 | char *packed = umem_alloc(nvsize, UMEM_NOFAIL); | |
244 | ||
9babb374 | 245 | VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); |
34dc7c2f BB |
246 | |
247 | VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); | |
248 | ||
249 | umem_free(packed, nvsize); | |
250 | ||
251 | dump_nvlist(nv, 8); | |
252 | ||
253 | nvlist_free(nv); | |
254 | } | |
255 | ||
6f1ffb06 MA |
256 | /* ARGSUSED */ |
257 | static void | |
258 | dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) | |
259 | { | |
260 | spa_history_phys_t *shp = data; | |
261 | ||
262 | if (shp == NULL) | |
263 | return; | |
264 | ||
265 | (void) printf("\t\tpool_create_len = %llu\n", | |
266 | (u_longlong_t)shp->sh_pool_create_len); | |
267 | (void) printf("\t\tphys_max_off = %llu\n", | |
268 | (u_longlong_t)shp->sh_phys_max_off); | |
269 | (void) printf("\t\tbof = %llu\n", | |
270 | (u_longlong_t)shp->sh_bof); | |
271 | (void) printf("\t\teof = %llu\n", | |
272 | (u_longlong_t)shp->sh_eof); | |
273 | (void) printf("\t\trecords_lost = %llu\n", | |
274 | (u_longlong_t)shp->sh_records_lost); | |
275 | } | |
276 | ||
428870ff BB |
277 | static void |
278 | zdb_nicenum(uint64_t num, char *buf) | |
279 | { | |
280 | if (dump_opt['P']) | |
281 | (void) sprintf(buf, "%llu", (longlong_t)num); | |
282 | else | |
283 | nicenum(num, buf); | |
284 | } | |
285 | ||
d5869641 MA |
286 | const char histo_stars[] = "****************************************"; |
287 | const int histo_width = sizeof (histo_stars) - 1; | |
34dc7c2f BB |
288 | |
289 | static void | |
93cf2076 | 290 | dump_histogram(const uint64_t *histo, int size, int offset) |
34dc7c2f BB |
291 | { |
292 | int i; | |
d5869641 | 293 | int minidx = size - 1; |
34dc7c2f BB |
294 | int maxidx = 0; |
295 | uint64_t max = 0; | |
296 | ||
d5869641 | 297 | for (i = 0; i < size; i++) { |
34dc7c2f BB |
298 | if (histo[i] > max) |
299 | max = histo[i]; | |
300 | if (histo[i] > 0 && i > maxidx) | |
301 | maxidx = i; | |
302 | if (histo[i] > 0 && i < minidx) | |
303 | minidx = i; | |
304 | } | |
305 | ||
d5869641 MA |
306 | if (max < histo_width) |
307 | max = histo_width; | |
34dc7c2f | 308 | |
d5869641 MA |
309 | for (i = minidx; i <= maxidx; i++) { |
310 | (void) printf("\t\t\t%3u: %6llu %s\n", | |
93cf2076 | 311 | i + offset, (u_longlong_t)histo[i], |
d5869641 MA |
312 | &histo_stars[(max - histo[i]) * histo_width / max]); |
313 | } | |
34dc7c2f BB |
314 | } |
315 | ||
316 | static void | |
317 | dump_zap_stats(objset_t *os, uint64_t object) | |
318 | { | |
319 | int error; | |
320 | zap_stats_t zs; | |
321 | ||
322 | error = zap_get_stats(os, object, &zs); | |
323 | if (error) | |
324 | return; | |
325 | ||
326 | if (zs.zs_ptrtbl_len == 0) { | |
327 | ASSERT(zs.zs_num_blocks == 1); | |
328 | (void) printf("\tmicrozap: %llu bytes, %llu entries\n", | |
329 | (u_longlong_t)zs.zs_blocksize, | |
330 | (u_longlong_t)zs.zs_num_entries); | |
331 | return; | |
332 | } | |
333 | ||
334 | (void) printf("\tFat ZAP stats:\n"); | |
335 | ||
336 | (void) printf("\t\tPointer table:\n"); | |
337 | (void) printf("\t\t\t%llu elements\n", | |
338 | (u_longlong_t)zs.zs_ptrtbl_len); | |
339 | (void) printf("\t\t\tzt_blk: %llu\n", | |
340 | (u_longlong_t)zs.zs_ptrtbl_zt_blk); | |
341 | (void) printf("\t\t\tzt_numblks: %llu\n", | |
342 | (u_longlong_t)zs.zs_ptrtbl_zt_numblks); | |
343 | (void) printf("\t\t\tzt_shift: %llu\n", | |
344 | (u_longlong_t)zs.zs_ptrtbl_zt_shift); | |
345 | (void) printf("\t\t\tzt_blks_copied: %llu\n", | |
346 | (u_longlong_t)zs.zs_ptrtbl_blks_copied); | |
347 | (void) printf("\t\t\tzt_nextblk: %llu\n", | |
348 | (u_longlong_t)zs.zs_ptrtbl_nextblk); | |
349 | ||
350 | (void) printf("\t\tZAP entries: %llu\n", | |
351 | (u_longlong_t)zs.zs_num_entries); | |
352 | (void) printf("\t\tLeaf blocks: %llu\n", | |
353 | (u_longlong_t)zs.zs_num_leafs); | |
354 | (void) printf("\t\tTotal blocks: %llu\n", | |
355 | (u_longlong_t)zs.zs_num_blocks); | |
356 | (void) printf("\t\tzap_block_type: 0x%llx\n", | |
357 | (u_longlong_t)zs.zs_block_type); | |
358 | (void) printf("\t\tzap_magic: 0x%llx\n", | |
359 | (u_longlong_t)zs.zs_magic); | |
360 | (void) printf("\t\tzap_salt: 0x%llx\n", | |
361 | (u_longlong_t)zs.zs_salt); | |
362 | ||
363 | (void) printf("\t\tLeafs with 2^n pointers:\n"); | |
93cf2076 | 364 | dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
365 | |
366 | (void) printf("\t\tBlocks with n*5 entries:\n"); | |
93cf2076 | 367 | dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
368 | |
369 | (void) printf("\t\tBlocks n/10 full:\n"); | |
93cf2076 | 370 | dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
371 | |
372 | (void) printf("\t\tEntries with n chunks:\n"); | |
93cf2076 | 373 | dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
374 | |
375 | (void) printf("\t\tBuckets with n entries:\n"); | |
93cf2076 | 376 | dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
377 | } |
378 | ||
379 | /*ARGSUSED*/ | |
380 | static void | |
381 | dump_none(objset_t *os, uint64_t object, void *data, size_t size) | |
382 | { | |
383 | } | |
384 | ||
428870ff BB |
385 | /*ARGSUSED*/ |
386 | static void | |
387 | dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) | |
388 | { | |
389 | (void) printf("\tUNKNOWN OBJECT TYPE\n"); | |
390 | } | |
391 | ||
34dc7c2f BB |
392 | /*ARGSUSED*/ |
393 | void | |
394 | dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) | |
395 | { | |
396 | } | |
397 | ||
398 | /*ARGSUSED*/ | |
399 | static void | |
400 | dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) | |
401 | { | |
402 | } | |
403 | ||
404 | /*ARGSUSED*/ | |
405 | static void | |
406 | dump_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
407 | { | |
408 | zap_cursor_t zc; | |
409 | zap_attribute_t attr; | |
410 | void *prop; | |
411 | int i; | |
412 | ||
413 | dump_zap_stats(os, object); | |
414 | (void) printf("\n"); | |
415 | ||
416 | for (zap_cursor_init(&zc, os, object); | |
417 | zap_cursor_retrieve(&zc, &attr) == 0; | |
418 | zap_cursor_advance(&zc)) { | |
419 | (void) printf("\t\t%s = ", attr.za_name); | |
420 | if (attr.za_num_integers == 0) { | |
421 | (void) printf("\n"); | |
422 | continue; | |
423 | } | |
424 | prop = umem_zalloc(attr.za_num_integers * | |
425 | attr.za_integer_length, UMEM_NOFAIL); | |
426 | (void) zap_lookup(os, object, attr.za_name, | |
427 | attr.za_integer_length, attr.za_num_integers, prop); | |
428 | if (attr.za_integer_length == 1) { | |
429 | (void) printf("%s", (char *)prop); | |
430 | } else { | |
431 | for (i = 0; i < attr.za_num_integers; i++) { | |
432 | switch (attr.za_integer_length) { | |
433 | case 2: | |
434 | (void) printf("%u ", | |
435 | ((uint16_t *)prop)[i]); | |
436 | break; | |
437 | case 4: | |
438 | (void) printf("%u ", | |
439 | ((uint32_t *)prop)[i]); | |
440 | break; | |
441 | case 8: | |
442 | (void) printf("%lld ", | |
443 | (u_longlong_t)((int64_t *)prop)[i]); | |
444 | break; | |
445 | } | |
446 | } | |
447 | } | |
448 | (void) printf("\n"); | |
449 | umem_free(prop, attr.za_num_integers * attr.za_integer_length); | |
450 | } | |
451 | zap_cursor_fini(&zc); | |
452 | } | |
453 | ||
252e1a54 MA |
454 | static void |
455 | dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) | |
456 | { | |
457 | bpobj_phys_t *bpop = data; | |
458 | uint64_t i; | |
459 | char bytes[32], comp[32], uncomp[32]; | |
460 | ||
461 | if (bpop == NULL) | |
462 | return; | |
463 | ||
464 | zdb_nicenum(bpop->bpo_bytes, bytes); | |
465 | zdb_nicenum(bpop->bpo_comp, comp); | |
466 | zdb_nicenum(bpop->bpo_uncomp, uncomp); | |
467 | ||
468 | (void) printf("\t\tnum_blkptrs = %llu\n", | |
469 | (u_longlong_t)bpop->bpo_num_blkptrs); | |
470 | (void) printf("\t\tbytes = %s\n", bytes); | |
471 | if (size >= BPOBJ_SIZE_V1) { | |
472 | (void) printf("\t\tcomp = %s\n", comp); | |
473 | (void) printf("\t\tuncomp = %s\n", uncomp); | |
474 | } | |
475 | if (size >= sizeof (*bpop)) { | |
476 | (void) printf("\t\tsubobjs = %llu\n", | |
477 | (u_longlong_t)bpop->bpo_subobjs); | |
478 | (void) printf("\t\tnum_subobjs = %llu\n", | |
479 | (u_longlong_t)bpop->bpo_num_subobjs); | |
480 | } | |
481 | ||
482 | if (dump_opt['d'] < 5) | |
483 | return; | |
484 | ||
485 | for (i = 0; i < bpop->bpo_num_blkptrs; i++) { | |
486 | char blkbuf[BP_SPRINTF_LEN]; | |
487 | blkptr_t bp; | |
488 | ||
489 | int err = dmu_read(os, object, | |
490 | i * sizeof (bp), sizeof (bp), &bp, 0); | |
491 | if (err != 0) { | |
492 | (void) printf("got error %u from dmu_read\n", err); | |
493 | break; | |
494 | } | |
495 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); | |
496 | (void) printf("\t%s\n", blkbuf); | |
497 | } | |
498 | } | |
499 | ||
500 | /* ARGSUSED */ | |
501 | static void | |
502 | dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) | |
503 | { | |
504 | dmu_object_info_t doi; | |
2986b3fd | 505 | int64_t i; |
252e1a54 MA |
506 | |
507 | VERIFY0(dmu_object_info(os, object, &doi)); | |
508 | uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); | |
509 | ||
510 | int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); | |
511 | if (err != 0) { | |
512 | (void) printf("got error %u from dmu_read\n", err); | |
513 | kmem_free(subobjs, doi.doi_max_offset); | |
514 | return; | |
515 | } | |
516 | ||
517 | int64_t last_nonzero = -1; | |
518 | for (i = 0; i < doi.doi_max_offset / 8; i++) { | |
519 | if (subobjs[i] != 0) | |
520 | last_nonzero = i; | |
521 | } | |
522 | ||
523 | for (i = 0; i <= last_nonzero; i++) { | |
2986b3fd | 524 | (void) printf("\t%llu\n", (u_longlong_t)subobjs[i]); |
252e1a54 MA |
525 | } |
526 | kmem_free(subobjs, doi.doi_max_offset); | |
527 | } | |
528 | ||
428870ff BB |
529 | /*ARGSUSED*/ |
530 | static void | |
531 | dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
532 | { | |
533 | dump_zap_stats(os, object); | |
534 | /* contents are printed elsewhere, properly decoded */ | |
535 | } | |
536 | ||
537 | /*ARGSUSED*/ | |
538 | static void | |
539 | dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) | |
540 | { | |
541 | zap_cursor_t zc; | |
542 | zap_attribute_t attr; | |
543 | ||
544 | dump_zap_stats(os, object); | |
545 | (void) printf("\n"); | |
546 | ||
547 | for (zap_cursor_init(&zc, os, object); | |
548 | zap_cursor_retrieve(&zc, &attr) == 0; | |
549 | zap_cursor_advance(&zc)) { | |
550 | (void) printf("\t\t%s = ", attr.za_name); | |
551 | if (attr.za_num_integers == 0) { | |
552 | (void) printf("\n"); | |
553 | continue; | |
554 | } | |
555 | (void) printf(" %llx : [%d:%d:%d]\n", | |
556 | (u_longlong_t)attr.za_first_integer, | |
557 | (int)ATTR_LENGTH(attr.za_first_integer), | |
558 | (int)ATTR_BSWAP(attr.za_first_integer), | |
559 | (int)ATTR_NUM(attr.za_first_integer)); | |
560 | } | |
561 | zap_cursor_fini(&zc); | |
562 | } | |
563 | ||
564 | /*ARGSUSED*/ | |
565 | static void | |
566 | dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) | |
567 | { | |
568 | zap_cursor_t zc; | |
569 | zap_attribute_t attr; | |
570 | uint16_t *layout_attrs; | |
571 | int i; | |
572 | ||
573 | dump_zap_stats(os, object); | |
574 | (void) printf("\n"); | |
575 | ||
576 | for (zap_cursor_init(&zc, os, object); | |
577 | zap_cursor_retrieve(&zc, &attr) == 0; | |
578 | zap_cursor_advance(&zc)) { | |
579 | (void) printf("\t\t%s = [", attr.za_name); | |
580 | if (attr.za_num_integers == 0) { | |
581 | (void) printf("\n"); | |
582 | continue; | |
583 | } | |
584 | ||
585 | VERIFY(attr.za_integer_length == 2); | |
586 | layout_attrs = umem_zalloc(attr.za_num_integers * | |
587 | attr.za_integer_length, UMEM_NOFAIL); | |
588 | ||
589 | VERIFY(zap_lookup(os, object, attr.za_name, | |
590 | attr.za_integer_length, | |
591 | attr.za_num_integers, layout_attrs) == 0); | |
592 | ||
593 | for (i = 0; i != attr.za_num_integers; i++) | |
594 | (void) printf(" %d ", (int)layout_attrs[i]); | |
595 | (void) printf("]\n"); | |
596 | umem_free(layout_attrs, | |
597 | attr.za_num_integers * attr.za_integer_length); | |
598 | } | |
599 | zap_cursor_fini(&zc); | |
600 | } | |
601 | ||
34dc7c2f BB |
602 | /*ARGSUSED*/ |
603 | static void | |
604 | dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) | |
605 | { | |
606 | zap_cursor_t zc; | |
607 | zap_attribute_t attr; | |
608 | const char *typenames[] = { | |
609 | /* 0 */ "not specified", | |
610 | /* 1 */ "FIFO", | |
611 | /* 2 */ "Character Device", | |
612 | /* 3 */ "3 (invalid)", | |
613 | /* 4 */ "Directory", | |
614 | /* 5 */ "5 (invalid)", | |
615 | /* 6 */ "Block Device", | |
616 | /* 7 */ "7 (invalid)", | |
617 | /* 8 */ "Regular File", | |
618 | /* 9 */ "9 (invalid)", | |
619 | /* 10 */ "Symbolic Link", | |
620 | /* 11 */ "11 (invalid)", | |
621 | /* 12 */ "Socket", | |
622 | /* 13 */ "Door", | |
623 | /* 14 */ "Event Port", | |
624 | /* 15 */ "15 (invalid)", | |
625 | }; | |
626 | ||
627 | dump_zap_stats(os, object); | |
628 | (void) printf("\n"); | |
629 | ||
630 | for (zap_cursor_init(&zc, os, object); | |
631 | zap_cursor_retrieve(&zc, &attr) == 0; | |
632 | zap_cursor_advance(&zc)) { | |
633 | (void) printf("\t\t%s = %lld (type: %s)\n", | |
634 | attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), | |
635 | typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); | |
636 | } | |
637 | zap_cursor_fini(&zc); | |
638 | } | |
639 | ||
93cf2076 GW |
640 | int |
641 | get_dtl_refcount(vdev_t *vd) | |
642 | { | |
643 | int refcount = 0; | |
644 | int c; | |
645 | ||
646 | if (vd->vdev_ops->vdev_op_leaf) { | |
647 | space_map_t *sm = vd->vdev_dtl_sm; | |
648 | ||
649 | if (sm != NULL && | |
650 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
651 | return (1); | |
652 | return (0); | |
653 | } | |
654 | ||
655 | for (c = 0; c < vd->vdev_children; c++) | |
656 | refcount += get_dtl_refcount(vd->vdev_child[c]); | |
657 | return (refcount); | |
658 | } | |
659 | ||
660 | int | |
661 | get_metaslab_refcount(vdev_t *vd) | |
662 | { | |
663 | int refcount = 0; | |
664 | int c, m; | |
665 | ||
f3a7f661 | 666 | if (vd->vdev_top == vd && !vd->vdev_removing) { |
93cf2076 GW |
667 | for (m = 0; m < vd->vdev_ms_count; m++) { |
668 | space_map_t *sm = vd->vdev_ms[m]->ms_sm; | |
669 | ||
670 | if (sm != NULL && | |
671 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
672 | refcount++; | |
673 | } | |
674 | } | |
675 | for (c = 0; c < vd->vdev_children; c++) | |
676 | refcount += get_metaslab_refcount(vd->vdev_child[c]); | |
677 | ||
678 | return (refcount); | |
679 | } | |
680 | ||
681 | static int | |
682 | verify_spacemap_refcounts(spa_t *spa) | |
683 | { | |
fa86b5db MA |
684 | uint64_t expected_refcount = 0; |
685 | uint64_t actual_refcount; | |
93cf2076 | 686 | |
fa86b5db MA |
687 | (void) feature_get_refcount(spa, |
688 | &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], | |
689 | &expected_refcount); | |
93cf2076 GW |
690 | actual_refcount = get_dtl_refcount(spa->spa_root_vdev); |
691 | actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); | |
692 | ||
693 | if (expected_refcount != actual_refcount) { | |
fa86b5db MA |
694 | (void) printf("space map refcount mismatch: expected %lld != " |
695 | "actual %lld\n", | |
696 | (longlong_t)expected_refcount, | |
697 | (longlong_t)actual_refcount); | |
93cf2076 GW |
698 | return (2); |
699 | } | |
700 | return (0); | |
701 | } | |
702 | ||
34dc7c2f | 703 | static void |
93cf2076 | 704 | dump_spacemap(objset_t *os, space_map_t *sm) |
34dc7c2f BB |
705 | { |
706 | uint64_t alloc, offset, entry; | |
34dc7c2f BB |
707 | char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", |
708 | "INVALID", "INVALID", "INVALID", "INVALID" }; | |
709 | ||
93cf2076 | 710 | if (sm == NULL) |
34dc7c2f BB |
711 | return; |
712 | ||
713 | /* | |
714 | * Print out the freelist entries in both encoded and decoded form. | |
715 | */ | |
716 | alloc = 0; | |
93cf2076 GW |
717 | for (offset = 0; offset < space_map_length(sm); |
718 | offset += sizeof (entry)) { | |
719 | uint8_t mapshift = sm->sm_shift; | |
720 | ||
721 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
9babb374 | 722 | sizeof (entry), &entry, DMU_READ_PREFETCH)); |
34dc7c2f | 723 | if (SM_DEBUG_DECODE(entry)) { |
93cf2076 | 724 | |
428870ff | 725 | (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", |
34dc7c2f BB |
726 | (u_longlong_t)(offset / sizeof (entry)), |
727 | ddata[SM_DEBUG_ACTION_DECODE(entry)], | |
728 | (u_longlong_t)SM_DEBUG_TXG_DECODE(entry), | |
729 | (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry)); | |
730 | } else { | |
428870ff BB |
731 | (void) printf("\t [%6llu] %c range:" |
732 | " %010llx-%010llx size: %06llx\n", | |
34dc7c2f BB |
733 | (u_longlong_t)(offset / sizeof (entry)), |
734 | SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F', | |
735 | (u_longlong_t)((SM_OFFSET_DECODE(entry) << | |
93cf2076 | 736 | mapshift) + sm->sm_start), |
34dc7c2f | 737 | (u_longlong_t)((SM_OFFSET_DECODE(entry) << |
93cf2076 GW |
738 | mapshift) + sm->sm_start + |
739 | (SM_RUN_DECODE(entry) << mapshift)), | |
34dc7c2f BB |
740 | (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift)); |
741 | if (SM_TYPE_DECODE(entry) == SM_ALLOC) | |
742 | alloc += SM_RUN_DECODE(entry) << mapshift; | |
743 | else | |
744 | alloc -= SM_RUN_DECODE(entry) << mapshift; | |
745 | } | |
746 | } | |
93cf2076 | 747 | if (alloc != space_map_allocated(sm)) { |
34dc7c2f BB |
748 | (void) printf("space_map_object alloc (%llu) INCONSISTENT " |
749 | "with space map summary (%llu)\n", | |
93cf2076 | 750 | (u_longlong_t)space_map_allocated(sm), (u_longlong_t)alloc); |
34dc7c2f BB |
751 | } |
752 | } | |
753 | ||
9babb374 BB |
754 | static void |
755 | dump_metaslab_stats(metaslab_t *msp) | |
756 | { | |
428870ff | 757 | char maxbuf[32]; |
93cf2076 GW |
758 | range_tree_t *rt = msp->ms_tree; |
759 | avl_tree_t *t = &msp->ms_size_tree; | |
760 | int free_pct = range_tree_space(rt) * 100 / msp->ms_size; | |
9babb374 | 761 | |
93cf2076 | 762 | zdb_nicenum(metaslab_block_maxsize(msp), maxbuf); |
9babb374 | 763 | |
428870ff | 764 | (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", |
9babb374 BB |
765 | "segments", avl_numnodes(t), "maxsize", maxbuf, |
766 | "freepct", free_pct); | |
93cf2076 GW |
767 | (void) printf("\tIn-memory histogram:\n"); |
768 | dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
9babb374 BB |
769 | } |
770 | ||
34dc7c2f BB |
771 | static void |
772 | dump_metaslab(metaslab_t *msp) | |
773 | { | |
34dc7c2f BB |
774 | vdev_t *vd = msp->ms_group->mg_vd; |
775 | spa_t *spa = vd->vdev_spa; | |
93cf2076 | 776 | space_map_t *sm = msp->ms_sm; |
428870ff | 777 | char freebuf[32]; |
34dc7c2f | 778 | |
93cf2076 | 779 | zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf); |
34dc7c2f | 780 | |
34dc7c2f | 781 | (void) printf( |
428870ff | 782 | "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", |
93cf2076 GW |
783 | (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, |
784 | (u_longlong_t)space_map_object(sm), freebuf); | |
34dc7c2f | 785 | |
93cf2076 | 786 | if (dump_opt['m'] > 2 && !dump_opt['L']) { |
9babb374 | 787 | mutex_enter(&msp->ms_lock); |
93cf2076 GW |
788 | metaslab_load_wait(msp); |
789 | if (!msp->ms_loaded) { | |
790 | VERIFY0(metaslab_load(msp)); | |
791 | range_tree_stat_verify(msp->ms_tree); | |
792 | } | |
9babb374 | 793 | dump_metaslab_stats(msp); |
93cf2076 | 794 | metaslab_unload(msp); |
9babb374 BB |
795 | mutex_exit(&msp->ms_lock); |
796 | } | |
797 | ||
93cf2076 | 798 | if (dump_opt['m'] > 1 && sm != NULL && |
fa86b5db | 799 | spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { |
93cf2076 GW |
800 | /* |
801 | * The space map histogram represents free space in chunks | |
802 | * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). | |
803 | */ | |
f3a7f661 GW |
804 | (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", |
805 | (u_longlong_t)msp->ms_fragmentation); | |
93cf2076 | 806 | dump_histogram(sm->sm_phys->smp_histogram, |
f3a7f661 | 807 | SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); |
93cf2076 GW |
808 | } |
809 | ||
810 | if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { | |
811 | ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); | |
9babb374 BB |
812 | |
813 | mutex_enter(&msp->ms_lock); | |
93cf2076 | 814 | dump_spacemap(spa->spa_meta_objset, msp->ms_sm); |
9babb374 BB |
815 | mutex_exit(&msp->ms_lock); |
816 | } | |
428870ff | 817 | } |
34dc7c2f | 818 | |
428870ff BB |
819 | static void |
820 | print_vdev_metaslab_header(vdev_t *vd) | |
821 | { | |
822 | (void) printf("\tvdev %10llu\n\t%-10s%5llu %-19s %-15s %-10s\n", | |
823 | (u_longlong_t)vd->vdev_id, | |
824 | "metaslabs", (u_longlong_t)vd->vdev_ms_count, | |
825 | "offset", "spacemap", "free"); | |
826 | (void) printf("\t%15s %19s %15s %10s\n", | |
827 | "---------------", "-------------------", | |
828 | "---------------", "-------------"); | |
34dc7c2f BB |
829 | } |
830 | ||
f3a7f661 GW |
831 | static void |
832 | dump_metaslab_groups(spa_t *spa) | |
833 | { | |
834 | vdev_t *rvd = spa->spa_root_vdev; | |
835 | metaslab_class_t *mc = spa_normal_class(spa); | |
836 | uint64_t fragmentation; | |
837 | int c; | |
838 | ||
839 | metaslab_class_histogram_verify(mc); | |
840 | ||
841 | for (c = 0; c < rvd->vdev_children; c++) { | |
842 | vdev_t *tvd = rvd->vdev_child[c]; | |
843 | metaslab_group_t *mg = tvd->vdev_mg; | |
844 | ||
845 | if (mg->mg_class != mc) | |
846 | continue; | |
847 | ||
848 | metaslab_group_histogram_verify(mg); | |
849 | mg->mg_fragmentation = metaslab_group_fragmentation(mg); | |
850 | ||
851 | (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" | |
852 | "fragmentation", | |
853 | (u_longlong_t)tvd->vdev_id, | |
854 | (u_longlong_t)tvd->vdev_ms_count); | |
855 | if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { | |
856 | (void) printf("%3s\n", "-"); | |
857 | } else { | |
858 | (void) printf("%3llu%%\n", | |
859 | (u_longlong_t)mg->mg_fragmentation); | |
860 | } | |
861 | dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
862 | } | |
863 | ||
864 | (void) printf("\tpool %s\tfragmentation", spa_name(spa)); | |
865 | fragmentation = metaslab_class_fragmentation(mc); | |
866 | if (fragmentation == ZFS_FRAG_INVALID) | |
867 | (void) printf("\t%3s\n", "-"); | |
868 | else | |
869 | (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); | |
870 | dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
871 | } | |
872 | ||
34dc7c2f BB |
873 | static void |
874 | dump_metaslabs(spa_t *spa) | |
875 | { | |
428870ff BB |
876 | vdev_t *vd, *rvd = spa->spa_root_vdev; |
877 | uint64_t m, c = 0, children = rvd->vdev_children; | |
34dc7c2f BB |
878 | |
879 | (void) printf("\nMetaslabs:\n"); | |
880 | ||
428870ff BB |
881 | if (!dump_opt['d'] && zopt_objects > 0) { |
882 | c = zopt_object[0]; | |
883 | ||
884 | if (c >= children) | |
885 | (void) fatal("bad vdev id: %llu", (u_longlong_t)c); | |
34dc7c2f | 886 | |
428870ff BB |
887 | if (zopt_objects > 1) { |
888 | vd = rvd->vdev_child[c]; | |
889 | print_vdev_metaslab_header(vd); | |
890 | ||
891 | for (m = 1; m < zopt_objects; m++) { | |
892 | if (zopt_object[m] < vd->vdev_ms_count) | |
893 | dump_metaslab( | |
894 | vd->vdev_ms[zopt_object[m]]); | |
895 | else | |
896 | (void) fprintf(stderr, "bad metaslab " | |
897 | "number %llu\n", | |
898 | (u_longlong_t)zopt_object[m]); | |
899 | } | |
900 | (void) printf("\n"); | |
901 | return; | |
902 | } | |
903 | children = c + 1; | |
904 | } | |
905 | for (; c < children; c++) { | |
906 | vd = rvd->vdev_child[c]; | |
907 | print_vdev_metaslab_header(vd); | |
34dc7c2f | 908 | |
34dc7c2f BB |
909 | for (m = 0; m < vd->vdev_ms_count; m++) |
910 | dump_metaslab(vd->vdev_ms[m]); | |
911 | (void) printf("\n"); | |
912 | } | |
913 | } | |
914 | ||
428870ff BB |
915 | static void |
916 | dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) | |
917 | { | |
918 | const ddt_phys_t *ddp = dde->dde_phys; | |
919 | const ddt_key_t *ddk = &dde->dde_key; | |
920 | char *types[4] = { "ditto", "single", "double", "triple" }; | |
921 | char blkbuf[BP_SPRINTF_LEN]; | |
922 | blkptr_t blk; | |
d6320ddb | 923 | int p; |
428870ff | 924 | |
d6320ddb | 925 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
926 | if (ddp->ddp_phys_birth == 0) |
927 | continue; | |
928 | ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); | |
b0bc7a84 | 929 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); |
428870ff BB |
930 | (void) printf("index %llx refcnt %llu %s %s\n", |
931 | (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, | |
932 | types[p], blkbuf); | |
933 | } | |
934 | } | |
935 | ||
936 | static void | |
937 | dump_dedup_ratio(const ddt_stat_t *dds) | |
938 | { | |
939 | double rL, rP, rD, D, dedup, compress, copies; | |
940 | ||
941 | if (dds->dds_blocks == 0) | |
942 | return; | |
943 | ||
944 | rL = (double)dds->dds_ref_lsize; | |
945 | rP = (double)dds->dds_ref_psize; | |
946 | rD = (double)dds->dds_ref_dsize; | |
947 | D = (double)dds->dds_dsize; | |
948 | ||
949 | dedup = rD / D; | |
950 | compress = rL / rP; | |
951 | copies = rD / rP; | |
952 | ||
953 | (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " | |
954 | "dedup * compress / copies = %.2f\n\n", | |
955 | dedup, compress, copies, dedup * compress / copies); | |
956 | } | |
957 | ||
958 | static void | |
959 | dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) | |
960 | { | |
961 | char name[DDT_NAMELEN]; | |
962 | ddt_entry_t dde; | |
963 | uint64_t walk = 0; | |
964 | dmu_object_info_t doi; | |
965 | uint64_t count, dspace, mspace; | |
966 | int error; | |
967 | ||
968 | error = ddt_object_info(ddt, type, class, &doi); | |
969 | ||
970 | if (error == ENOENT) | |
971 | return; | |
972 | ASSERT(error == 0); | |
973 | ||
e8fd45a0 BB |
974 | error = ddt_object_count(ddt, type, class, &count); |
975 | ASSERT(error == 0); | |
976 | if (count == 0) | |
572e2857 BB |
977 | return; |
978 | ||
428870ff BB |
979 | dspace = doi.doi_physical_blocks_512 << 9; |
980 | mspace = doi.doi_fill_count * doi.doi_data_block_size; | |
981 | ||
428870ff BB |
982 | ddt_object_name(ddt, type, class, name); |
983 | ||
984 | (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", | |
985 | name, | |
986 | (u_longlong_t)count, | |
987 | (u_longlong_t)(dspace / count), | |
988 | (u_longlong_t)(mspace / count)); | |
989 | ||
990 | if (dump_opt['D'] < 3) | |
991 | return; | |
992 | ||
993 | zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); | |
994 | ||
995 | if (dump_opt['D'] < 4) | |
996 | return; | |
997 | ||
998 | if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) | |
999 | return; | |
1000 | ||
1001 | (void) printf("%s contents:\n\n", name); | |
1002 | ||
1003 | while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) | |
1004 | dump_dde(ddt, &dde, walk); | |
1005 | ||
1006 | ASSERT(error == ENOENT); | |
1007 | ||
1008 | (void) printf("\n"); | |
1009 | } | |
1010 | ||
1011 | static void | |
1012 | dump_all_ddts(spa_t *spa) | |
1013 | { | |
d6320ddb BB |
1014 | ddt_histogram_t ddh_total; |
1015 | ddt_stat_t dds_total; | |
1016 | enum zio_checksum c; | |
1017 | enum ddt_type type; | |
1018 | enum ddt_class class; | |
428870ff | 1019 | |
d6320ddb BB |
1020 | bzero(&ddh_total, sizeof (ddt_histogram_t)); |
1021 | bzero(&dds_total, sizeof (ddt_stat_t)); | |
1022 | ||
1023 | for (c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { | |
428870ff | 1024 | ddt_t *ddt = spa->spa_ddt[c]; |
d6320ddb BB |
1025 | for (type = 0; type < DDT_TYPES; type++) { |
1026 | for (class = 0; class < DDT_CLASSES; | |
428870ff BB |
1027 | class++) { |
1028 | dump_ddt(ddt, type, class); | |
1029 | } | |
1030 | } | |
1031 | } | |
1032 | ||
1033 | ddt_get_dedup_stats(spa, &dds_total); | |
1034 | ||
1035 | if (dds_total.dds_blocks == 0) { | |
1036 | (void) printf("All DDTs are empty\n"); | |
1037 | return; | |
1038 | } | |
1039 | ||
1040 | (void) printf("\n"); | |
1041 | ||
1042 | if (dump_opt['D'] > 1) { | |
1043 | (void) printf("DDT histogram (aggregated over all DDTs):\n"); | |
1044 | ddt_get_dedup_histogram(spa, &ddh_total); | |
1045 | zpool_dump_ddt(&dds_total, &ddh_total); | |
1046 | } | |
1047 | ||
1048 | dump_dedup_ratio(&dds_total); | |
1049 | } | |
1050 | ||
fb5f0bc8 | 1051 | static void |
93cf2076 | 1052 | dump_dtl_seg(void *arg, uint64_t start, uint64_t size) |
fb5f0bc8 | 1053 | { |
93cf2076 | 1054 | char *prefix = arg; |
fb5f0bc8 BB |
1055 | |
1056 | (void) printf("%s [%llu,%llu) length %llu\n", | |
1057 | prefix, | |
1058 | (u_longlong_t)start, | |
1059 | (u_longlong_t)(start + size), | |
1060 | (u_longlong_t)(size)); | |
1061 | } | |
1062 | ||
34dc7c2f BB |
1063 | static void |
1064 | dump_dtl(vdev_t *vd, int indent) | |
1065 | { | |
fb5f0bc8 BB |
1066 | spa_t *spa = vd->vdev_spa; |
1067 | boolean_t required; | |
1068 | char *name[DTL_TYPES] = { "missing", "partial", "scrub", "outage" }; | |
1069 | char prefix[256]; | |
d6320ddb | 1070 | int c, t; |
fb5f0bc8 | 1071 | |
428870ff | 1072 | spa_vdev_state_enter(spa, SCL_NONE); |
fb5f0bc8 BB |
1073 | required = vdev_dtl_required(vd); |
1074 | (void) spa_vdev_state_exit(spa, NULL, 0); | |
34dc7c2f BB |
1075 | |
1076 | if (indent == 0) | |
1077 | (void) printf("\nDirty time logs:\n\n"); | |
1078 | ||
fb5f0bc8 | 1079 | (void) printf("\t%*s%s [%s]\n", indent, "", |
b128c09f | 1080 | vd->vdev_path ? vd->vdev_path : |
fb5f0bc8 BB |
1081 | vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), |
1082 | required ? "DTL-required" : "DTL-expendable"); | |
34dc7c2f | 1083 | |
d6320ddb | 1084 | for (t = 0; t < DTL_TYPES; t++) { |
93cf2076 GW |
1085 | range_tree_t *rt = vd->vdev_dtl[t]; |
1086 | if (range_tree_space(rt) == 0) | |
fb5f0bc8 BB |
1087 | continue; |
1088 | (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", | |
1089 | indent + 2, "", name[t]); | |
93cf2076 GW |
1090 | mutex_enter(rt->rt_lock); |
1091 | range_tree_walk(rt, dump_dtl_seg, prefix); | |
1092 | mutex_exit(rt->rt_lock); | |
fb5f0bc8 BB |
1093 | if (dump_opt['d'] > 5 && vd->vdev_children == 0) |
1094 | dump_spacemap(spa->spa_meta_objset, | |
93cf2076 | 1095 | vd->vdev_dtl_sm); |
34dc7c2f BB |
1096 | } |
1097 | ||
d6320ddb | 1098 | for (c = 0; c < vd->vdev_children; c++) |
34dc7c2f BB |
1099 | dump_dtl(vd->vdev_child[c], indent + 4); |
1100 | } | |
1101 | ||
428870ff BB |
1102 | static void |
1103 | dump_history(spa_t *spa) | |
1104 | { | |
1105 | nvlist_t **events = NULL; | |
017da6f0 | 1106 | char *buf; |
428870ff BB |
1107 | uint64_t resid, len, off = 0; |
1108 | uint_t num = 0; | |
1109 | int error; | |
1110 | time_t tsec; | |
1111 | struct tm t; | |
1112 | char tbuf[30]; | |
1113 | char internalstr[MAXPATHLEN]; | |
d6320ddb | 1114 | int i; |
428870ff | 1115 | |
017da6f0 DB |
1116 | if ((buf = malloc(SPA_OLD_MAXBLOCKSIZE)) == NULL) { |
1117 | (void) fprintf(stderr, "%s: unable to allocate I/O buffer\n", | |
1118 | __func__); | |
1119 | return; | |
1120 | } | |
1121 | ||
428870ff | 1122 | do { |
017da6f0 | 1123 | len = SPA_OLD_MAXBLOCKSIZE; |
428870ff BB |
1124 | |
1125 | if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { | |
1126 | (void) fprintf(stderr, "Unable to read history: " | |
1127 | "error %d\n", error); | |
017da6f0 | 1128 | free(buf); |
428870ff BB |
1129 | return; |
1130 | } | |
1131 | ||
1132 | if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) | |
1133 | break; | |
1134 | ||
1135 | off -= resid; | |
1136 | } while (len != 0); | |
1137 | ||
1138 | (void) printf("\nHistory:\n"); | |
d6320ddb | 1139 | for (i = 0; i < num; i++) { |
428870ff BB |
1140 | uint64_t time, txg, ievent; |
1141 | char *cmd, *intstr; | |
6f1ffb06 | 1142 | boolean_t printed = B_FALSE; |
428870ff BB |
1143 | |
1144 | if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, | |
1145 | &time) != 0) | |
6f1ffb06 | 1146 | goto next; |
428870ff BB |
1147 | if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, |
1148 | &cmd) != 0) { | |
1149 | if (nvlist_lookup_uint64(events[i], | |
1150 | ZPOOL_HIST_INT_EVENT, &ievent) != 0) | |
6f1ffb06 | 1151 | goto next; |
428870ff BB |
1152 | verify(nvlist_lookup_uint64(events[i], |
1153 | ZPOOL_HIST_TXG, &txg) == 0); | |
1154 | verify(nvlist_lookup_string(events[i], | |
1155 | ZPOOL_HIST_INT_STR, &intstr) == 0); | |
6f1ffb06 MA |
1156 | if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) |
1157 | goto next; | |
428870ff BB |
1158 | |
1159 | (void) snprintf(internalstr, | |
1160 | sizeof (internalstr), | |
1161 | "[internal %s txg:%lld] %s", | |
b8864a23 BB |
1162 | zfs_history_event_names[ievent], |
1163 | (longlong_t)txg, intstr); | |
428870ff BB |
1164 | cmd = internalstr; |
1165 | } | |
1166 | tsec = time; | |
1167 | (void) localtime_r(&tsec, &t); | |
1168 | (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); | |
1169 | (void) printf("%s %s\n", tbuf, cmd); | |
6f1ffb06 MA |
1170 | printed = B_TRUE; |
1171 | ||
1172 | next: | |
1173 | if (dump_opt['h'] > 1) { | |
1174 | if (!printed) | |
1175 | (void) printf("unrecognized record:\n"); | |
1176 | dump_nvlist(events[i], 2); | |
1177 | } | |
428870ff | 1178 | } |
017da6f0 | 1179 | free(buf); |
428870ff BB |
1180 | } |
1181 | ||
34dc7c2f BB |
1182 | /*ARGSUSED*/ |
1183 | static void | |
1184 | dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) | |
1185 | { | |
1186 | } | |
1187 | ||
1188 | static uint64_t | |
5dbd68a3 MA |
1189 | blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, |
1190 | const zbookmark_phys_t *zb) | |
34dc7c2f | 1191 | { |
428870ff BB |
1192 | if (dnp == NULL) { |
1193 | ASSERT(zb->zb_level < 0); | |
1194 | if (zb->zb_object == 0) | |
1195 | return (zb->zb_blkid); | |
1196 | return (zb->zb_blkid * BP_GET_LSIZE(bp)); | |
1197 | } | |
1198 | ||
1199 | ASSERT(zb->zb_level >= 0); | |
34dc7c2f | 1200 | |
428870ff BB |
1201 | return ((zb->zb_blkid << |
1202 | (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * | |
34dc7c2f BB |
1203 | dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); |
1204 | } | |
1205 | ||
1206 | static void | |
b0bc7a84 | 1207 | snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) |
34dc7c2f | 1208 | { |
428870ff BB |
1209 | const dva_t *dva = bp->blk_dva; |
1210 | int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; | |
d6320ddb | 1211 | int i; |
428870ff | 1212 | |
d5869641 | 1213 | if (dump_opt['b'] >= 6) { |
b0bc7a84 | 1214 | snprintf_blkptr(blkbuf, buflen, bp); |
428870ff BB |
1215 | return; |
1216 | } | |
34dc7c2f | 1217 | |
9b67f605 MA |
1218 | if (BP_IS_EMBEDDED(bp)) { |
1219 | (void) sprintf(blkbuf, | |
1220 | "EMBEDDED et=%u %llxL/%llxP B=%llu", | |
1221 | (int)BPE_GET_ETYPE(bp), | |
1222 | (u_longlong_t)BPE_GET_LSIZE(bp), | |
1223 | (u_longlong_t)BPE_GET_PSIZE(bp), | |
1224 | (u_longlong_t)bp->blk_birth); | |
1225 | return; | |
1226 | } | |
1227 | ||
34dc7c2f BB |
1228 | blkbuf[0] = '\0'; |
1229 | ||
d6320ddb | 1230 | for (i = 0; i < ndvas; i++) |
b0bc7a84 MG |
1231 | (void) snprintf(blkbuf + strlen(blkbuf), |
1232 | buflen - strlen(blkbuf), "%llu:%llx:%llx ", | |
34dc7c2f BB |
1233 | (u_longlong_t)DVA_GET_VDEV(&dva[i]), |
1234 | (u_longlong_t)DVA_GET_OFFSET(&dva[i]), | |
1235 | (u_longlong_t)DVA_GET_ASIZE(&dva[i])); | |
1236 | ||
b0bc7a84 MG |
1237 | if (BP_IS_HOLE(bp)) { |
1238 | (void) snprintf(blkbuf + strlen(blkbuf), | |
a4069eef PS |
1239 | buflen - strlen(blkbuf), |
1240 | "%llxL B=%llu", | |
1241 | (u_longlong_t)BP_GET_LSIZE(bp), | |
b0bc7a84 MG |
1242 | (u_longlong_t)bp->blk_birth); |
1243 | } else { | |
1244 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1245 | buflen - strlen(blkbuf), | |
1246 | "%llxL/%llxP F=%llu B=%llu/%llu", | |
1247 | (u_longlong_t)BP_GET_LSIZE(bp), | |
1248 | (u_longlong_t)BP_GET_PSIZE(bp), | |
9b67f605 | 1249 | (u_longlong_t)BP_GET_FILL(bp), |
b0bc7a84 MG |
1250 | (u_longlong_t)bp->blk_birth, |
1251 | (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); | |
1252 | } | |
34dc7c2f BB |
1253 | } |
1254 | ||
b128c09f | 1255 | static void |
5dbd68a3 | 1256 | print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, |
b128c09f | 1257 | const dnode_phys_t *dnp) |
34dc7c2f | 1258 | { |
b128c09f | 1259 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
1260 | int l; |
1261 | ||
9b67f605 MA |
1262 | if (!BP_IS_EMBEDDED(bp)) { |
1263 | ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); | |
1264 | ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); | |
1265 | } | |
34dc7c2f | 1266 | |
428870ff | 1267 | (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); |
34dc7c2f BB |
1268 | |
1269 | ASSERT(zb->zb_level >= 0); | |
1270 | ||
1271 | for (l = dnp->dn_nlevels - 1; l >= -1; l--) { | |
1272 | if (l == zb->zb_level) { | |
b128c09f | 1273 | (void) printf("L%llx", (u_longlong_t)zb->zb_level); |
34dc7c2f | 1274 | } else { |
b128c09f | 1275 | (void) printf(" "); |
34dc7c2f BB |
1276 | } |
1277 | } | |
1278 | ||
b0bc7a84 | 1279 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
b128c09f BB |
1280 | (void) printf("%s\n", blkbuf); |
1281 | } | |
1282 | ||
b128c09f BB |
1283 | static int |
1284 | visit_indirect(spa_t *spa, const dnode_phys_t *dnp, | |
5dbd68a3 | 1285 | blkptr_t *bp, const zbookmark_phys_t *zb) |
b128c09f | 1286 | { |
428870ff | 1287 | int err = 0; |
b128c09f BB |
1288 | |
1289 | if (bp->blk_birth == 0) | |
1290 | return (0); | |
1291 | ||
1292 | print_indirect(bp, zb, dnp); | |
1293 | ||
b0bc7a84 | 1294 | if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { |
2a432414 | 1295 | arc_flags_t flags = ARC_FLAG_WAIT; |
b128c09f BB |
1296 | int i; |
1297 | blkptr_t *cbp; | |
1298 | int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; | |
1299 | arc_buf_t *buf; | |
1300 | uint64_t fill = 0; | |
1301 | ||
294f6806 | 1302 | err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, |
b128c09f BB |
1303 | ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); |
1304 | if (err) | |
1305 | return (err); | |
428870ff | 1306 | ASSERT(buf->b_data); |
b128c09f BB |
1307 | |
1308 | /* recursively visit blocks below this */ | |
1309 | cbp = buf->b_data; | |
1310 | for (i = 0; i < epb; i++, cbp++) { | |
5dbd68a3 | 1311 | zbookmark_phys_t czb; |
b128c09f BB |
1312 | |
1313 | SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, | |
1314 | zb->zb_level - 1, | |
1315 | zb->zb_blkid * epb + i); | |
1316 | err = visit_indirect(spa, dnp, cbp, &czb); | |
1317 | if (err) | |
1318 | break; | |
9b67f605 | 1319 | fill += BP_GET_FILL(cbp); |
b128c09f | 1320 | } |
fb5f0bc8 | 1321 | if (!err) |
9b67f605 | 1322 | ASSERT3U(fill, ==, BP_GET_FILL(bp)); |
d3c2ae1c | 1323 | arc_buf_destroy(buf, &buf); |
34dc7c2f BB |
1324 | } |
1325 | ||
b128c09f | 1326 | return (err); |
34dc7c2f BB |
1327 | } |
1328 | ||
1329 | /*ARGSUSED*/ | |
1330 | static void | |
b128c09f | 1331 | dump_indirect(dnode_t *dn) |
34dc7c2f | 1332 | { |
b128c09f BB |
1333 | dnode_phys_t *dnp = dn->dn_phys; |
1334 | int j; | |
5dbd68a3 | 1335 | zbookmark_phys_t czb; |
34dc7c2f BB |
1336 | |
1337 | (void) printf("Indirect blocks:\n"); | |
1338 | ||
428870ff | 1339 | SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), |
b128c09f BB |
1340 | dn->dn_object, dnp->dn_nlevels - 1, 0); |
1341 | for (j = 0; j < dnp->dn_nblkptr; j++) { | |
1342 | czb.zb_blkid = j; | |
428870ff | 1343 | (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, |
b128c09f BB |
1344 | &dnp->dn_blkptr[j], &czb); |
1345 | } | |
34dc7c2f BB |
1346 | |
1347 | (void) printf("\n"); | |
34dc7c2f BB |
1348 | } |
1349 | ||
1350 | /*ARGSUSED*/ | |
1351 | static void | |
1352 | dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) | |
1353 | { | |
1354 | dsl_dir_phys_t *dd = data; | |
1355 | time_t crtime; | |
428870ff | 1356 | char nice[32]; |
34dc7c2f BB |
1357 | |
1358 | if (dd == NULL) | |
1359 | return; | |
1360 | ||
1361 | ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); | |
1362 | ||
1363 | crtime = dd->dd_creation_time; | |
34dc7c2f BB |
1364 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1365 | (void) printf("\t\thead_dataset_obj = %llu\n", | |
1366 | (u_longlong_t)dd->dd_head_dataset_obj); | |
1367 | (void) printf("\t\tparent_dir_obj = %llu\n", | |
1368 | (u_longlong_t)dd->dd_parent_obj); | |
1369 | (void) printf("\t\torigin_obj = %llu\n", | |
1370 | (u_longlong_t)dd->dd_origin_obj); | |
1371 | (void) printf("\t\tchild_dir_zapobj = %llu\n", | |
1372 | (u_longlong_t)dd->dd_child_dir_zapobj); | |
428870ff | 1373 | zdb_nicenum(dd->dd_used_bytes, nice); |
b128c09f | 1374 | (void) printf("\t\tused_bytes = %s\n", nice); |
428870ff | 1375 | zdb_nicenum(dd->dd_compressed_bytes, nice); |
b128c09f | 1376 | (void) printf("\t\tcompressed_bytes = %s\n", nice); |
428870ff | 1377 | zdb_nicenum(dd->dd_uncompressed_bytes, nice); |
b128c09f | 1378 | (void) printf("\t\tuncompressed_bytes = %s\n", nice); |
428870ff | 1379 | zdb_nicenum(dd->dd_quota, nice); |
b128c09f | 1380 | (void) printf("\t\tquota = %s\n", nice); |
428870ff | 1381 | zdb_nicenum(dd->dd_reserved, nice); |
b128c09f | 1382 | (void) printf("\t\treserved = %s\n", nice); |
34dc7c2f BB |
1383 | (void) printf("\t\tprops_zapobj = %llu\n", |
1384 | (u_longlong_t)dd->dd_props_zapobj); | |
1385 | (void) printf("\t\tdeleg_zapobj = %llu\n", | |
1386 | (u_longlong_t)dd->dd_deleg_zapobj); | |
b128c09f BB |
1387 | (void) printf("\t\tflags = %llx\n", |
1388 | (u_longlong_t)dd->dd_flags); | |
1389 | ||
1390 | #define DO(which) \ | |
428870ff | 1391 | zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice); \ |
b128c09f BB |
1392 | (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) |
1393 | DO(HEAD); | |
1394 | DO(SNAP); | |
1395 | DO(CHILD); | |
1396 | DO(CHILD_RSRV); | |
1397 | DO(REFRSRV); | |
1398 | #undef DO | |
34dc7c2f BB |
1399 | } |
1400 | ||
1401 | /*ARGSUSED*/ | |
1402 | static void | |
1403 | dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) | |
1404 | { | |
1405 | dsl_dataset_phys_t *ds = data; | |
1406 | time_t crtime; | |
428870ff | 1407 | char used[32], compressed[32], uncompressed[32], unique[32]; |
34dc7c2f BB |
1408 | char blkbuf[BP_SPRINTF_LEN]; |
1409 | ||
1410 | if (ds == NULL) | |
1411 | return; | |
1412 | ||
1413 | ASSERT(size == sizeof (*ds)); | |
1414 | crtime = ds->ds_creation_time; | |
9ae529ec | 1415 | zdb_nicenum(ds->ds_referenced_bytes, used); |
428870ff BB |
1416 | zdb_nicenum(ds->ds_compressed_bytes, compressed); |
1417 | zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed); | |
1418 | zdb_nicenum(ds->ds_unique_bytes, unique); | |
b0bc7a84 | 1419 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); |
34dc7c2f | 1420 | |
b128c09f | 1421 | (void) printf("\t\tdir_obj = %llu\n", |
34dc7c2f BB |
1422 | (u_longlong_t)ds->ds_dir_obj); |
1423 | (void) printf("\t\tprev_snap_obj = %llu\n", | |
1424 | (u_longlong_t)ds->ds_prev_snap_obj); | |
1425 | (void) printf("\t\tprev_snap_txg = %llu\n", | |
1426 | (u_longlong_t)ds->ds_prev_snap_txg); | |
1427 | (void) printf("\t\tnext_snap_obj = %llu\n", | |
1428 | (u_longlong_t)ds->ds_next_snap_obj); | |
1429 | (void) printf("\t\tsnapnames_zapobj = %llu\n", | |
1430 | (u_longlong_t)ds->ds_snapnames_zapobj); | |
1431 | (void) printf("\t\tnum_children = %llu\n", | |
1432 | (u_longlong_t)ds->ds_num_children); | |
45d1cae3 BB |
1433 | (void) printf("\t\tuserrefs_obj = %llu\n", |
1434 | (u_longlong_t)ds->ds_userrefs_obj); | |
34dc7c2f BB |
1435 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1436 | (void) printf("\t\tcreation_txg = %llu\n", | |
1437 | (u_longlong_t)ds->ds_creation_txg); | |
1438 | (void) printf("\t\tdeadlist_obj = %llu\n", | |
1439 | (u_longlong_t)ds->ds_deadlist_obj); | |
1440 | (void) printf("\t\tused_bytes = %s\n", used); | |
1441 | (void) printf("\t\tcompressed_bytes = %s\n", compressed); | |
1442 | (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); | |
1443 | (void) printf("\t\tunique = %s\n", unique); | |
1444 | (void) printf("\t\tfsid_guid = %llu\n", | |
1445 | (u_longlong_t)ds->ds_fsid_guid); | |
1446 | (void) printf("\t\tguid = %llu\n", | |
1447 | (u_longlong_t)ds->ds_guid); | |
1448 | (void) printf("\t\tflags = %llx\n", | |
1449 | (u_longlong_t)ds->ds_flags); | |
b128c09f BB |
1450 | (void) printf("\t\tnext_clones_obj = %llu\n", |
1451 | (u_longlong_t)ds->ds_next_clones_obj); | |
1452 | (void) printf("\t\tprops_obj = %llu\n", | |
1453 | (u_longlong_t)ds->ds_props_obj); | |
34dc7c2f BB |
1454 | (void) printf("\t\tbp = %s\n", blkbuf); |
1455 | } | |
1456 | ||
9ae529ec CS |
1457 | /* ARGSUSED */ |
1458 | static int | |
1459 | dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1460 | { | |
1461 | char blkbuf[BP_SPRINTF_LEN]; | |
1462 | ||
1463 | if (bp->blk_birth != 0) { | |
b0bc7a84 | 1464 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
9ae529ec CS |
1465 | (void) printf("\t%s\n", blkbuf); |
1466 | } | |
1467 | return (0); | |
1468 | } | |
1469 | ||
1470 | static void | |
1471 | dump_bptree(objset_t *os, uint64_t obj, char *name) | |
1472 | { | |
1473 | char bytes[32]; | |
1474 | bptree_phys_t *bt; | |
1475 | dmu_buf_t *db; | |
1476 | ||
1477 | if (dump_opt['d'] < 3) | |
1478 | return; | |
1479 | ||
1480 | VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); | |
1481 | bt = db->db_data; | |
1482 | zdb_nicenum(bt->bt_bytes, bytes); | |
1483 | (void) printf("\n %s: %llu datasets, %s\n", | |
1484 | name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); | |
1485 | dmu_buf_rele(db, FTAG); | |
1486 | ||
1487 | if (dump_opt['d'] < 5) | |
1488 | return; | |
1489 | ||
1490 | (void) printf("\n"); | |
1491 | ||
1492 | (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); | |
1493 | } | |
1494 | ||
428870ff BB |
1495 | /* ARGSUSED */ |
1496 | static int | |
1497 | dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1498 | { | |
1499 | char blkbuf[BP_SPRINTF_LEN]; | |
1500 | ||
1501 | ASSERT(bp->blk_birth != 0); | |
b0bc7a84 | 1502 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
1503 | (void) printf("\t%s\n", blkbuf); |
1504 | return (0); | |
1505 | } | |
1506 | ||
34dc7c2f | 1507 | static void |
252e1a54 | 1508 | dump_full_bpobj(bpobj_t *bpo, char *name, int indent) |
34dc7c2f | 1509 | { |
428870ff BB |
1510 | char bytes[32]; |
1511 | char comp[32]; | |
1512 | char uncomp[32]; | |
d1fada1e | 1513 | uint64_t i; |
34dc7c2f BB |
1514 | |
1515 | if (dump_opt['d'] < 3) | |
1516 | return; | |
1517 | ||
428870ff | 1518 | zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes); |
d1fada1e | 1519 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { |
428870ff BB |
1520 | zdb_nicenum(bpo->bpo_phys->bpo_comp, comp); |
1521 | zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp); | |
d1fada1e | 1522 | (void) printf(" %*s: object %llu, %llu local blkptrs, " |
252e1a54 | 1523 | "%llu subobjs in object, %llu, %s (%s/%s comp)\n", |
d1fada1e MA |
1524 | indent * 8, name, |
1525 | (u_longlong_t)bpo->bpo_object, | |
1526 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
428870ff | 1527 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, |
252e1a54 | 1528 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, |
34dc7c2f | 1529 | bytes, comp, uncomp); |
d1fada1e MA |
1530 | |
1531 | for (i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
1532 | uint64_t subobj; | |
1533 | bpobj_t subbpo; | |
1534 | int error; | |
1535 | VERIFY0(dmu_read(bpo->bpo_os, | |
1536 | bpo->bpo_phys->bpo_subobjs, | |
1537 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
1538 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
1539 | if (error != 0) { | |
1540 | (void) printf("ERROR %u while trying to open " | |
1541 | "subobj id %llu\n", | |
1542 | error, (u_longlong_t)subobj); | |
1543 | continue; | |
1544 | } | |
252e1a54 | 1545 | dump_full_bpobj(&subbpo, "subobj", indent + 1); |
07434858 | 1546 | bpobj_close(&subbpo); |
d1fada1e | 1547 | } |
34dc7c2f | 1548 | } else { |
d1fada1e MA |
1549 | (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", |
1550 | indent * 8, name, | |
1551 | (u_longlong_t)bpo->bpo_object, | |
1552 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1553 | bytes); | |
34dc7c2f BB |
1554 | } |
1555 | ||
428870ff | 1556 | if (dump_opt['d'] < 5) |
34dc7c2f | 1557 | return; |
34dc7c2f | 1558 | |
34dc7c2f | 1559 | |
d1fada1e MA |
1560 | if (indent == 0) { |
1561 | (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); | |
1562 | (void) printf("\n"); | |
1563 | } | |
428870ff | 1564 | } |
34dc7c2f | 1565 | |
428870ff BB |
1566 | static void |
1567 | dump_deadlist(dsl_deadlist_t *dl) | |
1568 | { | |
1569 | dsl_deadlist_entry_t *dle; | |
d1fada1e | 1570 | uint64_t unused; |
428870ff BB |
1571 | char bytes[32]; |
1572 | char comp[32]; | |
1573 | char uncomp[32]; | |
1574 | ||
1575 | if (dump_opt['d'] < 3) | |
1576 | return; | |
34dc7c2f | 1577 | |
acf58e70 | 1578 | if (dl->dl_oldfmt) { |
252e1a54 | 1579 | dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); |
acf58e70 MA |
1580 | return; |
1581 | } | |
1582 | ||
428870ff BB |
1583 | zdb_nicenum(dl->dl_phys->dl_used, bytes); |
1584 | zdb_nicenum(dl->dl_phys->dl_comp, comp); | |
1585 | zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp); | |
1586 | (void) printf("\n Deadlist: %s (%s/%s comp)\n", | |
1587 | bytes, comp, uncomp); | |
1588 | ||
1589 | if (dump_opt['d'] < 4) | |
1590 | return; | |
1591 | ||
1592 | (void) printf("\n"); | |
1593 | ||
d1fada1e MA |
1594 | /* force the tree to be loaded */ |
1595 | dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); | |
1596 | ||
428870ff BB |
1597 | for (dle = avl_first(&dl->dl_tree); dle; |
1598 | dle = AVL_NEXT(&dl->dl_tree, dle)) { | |
d1fada1e MA |
1599 | if (dump_opt['d'] >= 5) { |
1600 | char buf[128]; | |
d1d7e268 MK |
1601 | (void) snprintf(buf, sizeof (buf), |
1602 | "mintxg %llu -> obj %llu", | |
d1fada1e MA |
1603 | (longlong_t)dle->dle_mintxg, |
1604 | (longlong_t)dle->dle_bpobj.bpo_object); | |
428870ff | 1605 | |
252e1a54 | 1606 | dump_full_bpobj(&dle->dle_bpobj, buf, 0); |
d1fada1e MA |
1607 | } else { |
1608 | (void) printf("mintxg %llu -> obj %llu\n", | |
1609 | (longlong_t)dle->dle_mintxg, | |
1610 | (longlong_t)dle->dle_bpobj.bpo_object); | |
1611 | ||
1612 | } | |
428870ff | 1613 | } |
34dc7c2f BB |
1614 | } |
1615 | ||
1616 | static avl_tree_t idx_tree; | |
1617 | static avl_tree_t domain_tree; | |
1618 | static boolean_t fuid_table_loaded; | |
a44e7faa BB |
1619 | static objset_t *sa_os = NULL; |
1620 | static sa_attr_type_t *sa_attr_table = NULL; | |
1621 | ||
1622 | static int | |
1623 | open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) | |
1624 | { | |
1625 | int err; | |
1626 | uint64_t sa_attrs = 0; | |
1627 | uint64_t version = 0; | |
1628 | ||
1629 | VERIFY3P(sa_os, ==, NULL); | |
1630 | err = dmu_objset_own(path, type, B_TRUE, tag, osp); | |
1631 | if (err != 0) { | |
1632 | (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, | |
1633 | strerror(err)); | |
1634 | return (err); | |
1635 | } | |
1636 | ||
1637 | if (dmu_objset_type(*osp) == DMU_OST_ZFS) { | |
1638 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, | |
1639 | 8, 1, &version); | |
1640 | if (version >= ZPL_VERSION_SA) { | |
1641 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, | |
1642 | 8, 1, &sa_attrs); | |
1643 | } | |
1644 | err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, | |
1645 | &sa_attr_table); | |
1646 | if (err != 0) { | |
1647 | (void) fprintf(stderr, "sa_setup failed: %s\n", | |
1648 | strerror(err)); | |
1649 | dmu_objset_disown(*osp, tag); | |
1650 | *osp = NULL; | |
1651 | } | |
1652 | } | |
1653 | sa_os = *osp; | |
1654 | ||
1655 | return (0); | |
1656 | } | |
1657 | ||
1658 | static void | |
1659 | close_objset(objset_t *os, void *tag) | |
1660 | { | |
1661 | VERIFY3P(os, ==, sa_os); | |
1662 | if (os->os_sa != NULL) | |
1663 | sa_tear_down(os); | |
1664 | dmu_objset_disown(os, tag); | |
1665 | sa_attr_table = NULL; | |
1666 | sa_os = NULL; | |
1667 | } | |
34dc7c2f BB |
1668 | |
1669 | static void | |
0bc8fd78 | 1670 | fuid_table_destroy(void) |
34dc7c2f BB |
1671 | { |
1672 | if (fuid_table_loaded) { | |
1673 | zfs_fuid_table_destroy(&idx_tree, &domain_tree); | |
1674 | fuid_table_loaded = B_FALSE; | |
1675 | } | |
1676 | } | |
1677 | ||
1678 | /* | |
1679 | * print uid or gid information. | |
1680 | * For normal POSIX id just the id is printed in decimal format. | |
1681 | * For CIFS files with FUID the fuid is printed in hex followed by | |
d1fada1e | 1682 | * the domain-rid string. |
34dc7c2f BB |
1683 | */ |
1684 | static void | |
1685 | print_idstr(uint64_t id, const char *id_type) | |
1686 | { | |
1687 | if (FUID_INDEX(id)) { | |
1688 | char *domain; | |
1689 | ||
1690 | domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); | |
1691 | (void) printf("\t%s %llx [%s-%d]\n", id_type, | |
1692 | (u_longlong_t)id, domain, (int)FUID_RID(id)); | |
1693 | } else { | |
1694 | (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); | |
1695 | } | |
1696 | ||
1697 | } | |
1698 | ||
1699 | static void | |
428870ff | 1700 | dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) |
34dc7c2f BB |
1701 | { |
1702 | uint32_t uid_idx, gid_idx; | |
1703 | ||
428870ff BB |
1704 | uid_idx = FUID_INDEX(uid); |
1705 | gid_idx = FUID_INDEX(gid); | |
34dc7c2f BB |
1706 | |
1707 | /* Load domain table, if not already loaded */ | |
1708 | if (!fuid_table_loaded && (uid_idx || gid_idx)) { | |
1709 | uint64_t fuid_obj; | |
1710 | ||
1711 | /* first find the fuid object. It lives in the master node */ | |
1712 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, | |
1713 | 8, 1, &fuid_obj) == 0); | |
9babb374 | 1714 | zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); |
34dc7c2f BB |
1715 | (void) zfs_fuid_table_load(os, fuid_obj, |
1716 | &idx_tree, &domain_tree); | |
1717 | fuid_table_loaded = B_TRUE; | |
1718 | } | |
1719 | ||
428870ff BB |
1720 | print_idstr(uid, "uid"); |
1721 | print_idstr(gid, "gid"); | |
34dc7c2f BB |
1722 | } |
1723 | ||
50210587 TC |
1724 | static void |
1725 | dump_znode_sa_xattr(sa_handle_t *hdl) | |
1726 | { | |
1727 | nvlist_t *sa_xattr; | |
1728 | nvpair_t *elem = NULL; | |
1729 | int sa_xattr_size = 0; | |
1730 | int sa_xattr_entries = 0; | |
1731 | int error; | |
1732 | char *sa_xattr_packed; | |
1733 | ||
1734 | error = sa_size(hdl, sa_attr_table[ZPL_DXATTR], &sa_xattr_size); | |
1735 | if (error || sa_xattr_size == 0) | |
1736 | return; | |
1737 | ||
1738 | sa_xattr_packed = malloc(sa_xattr_size); | |
1739 | if (sa_xattr_packed == NULL) | |
1740 | return; | |
1741 | ||
1742 | error = sa_lookup(hdl, sa_attr_table[ZPL_DXATTR], | |
1743 | sa_xattr_packed, sa_xattr_size); | |
1744 | if (error) { | |
1745 | free(sa_xattr_packed); | |
1746 | return; | |
1747 | } | |
1748 | ||
1749 | error = nvlist_unpack(sa_xattr_packed, sa_xattr_size, &sa_xattr, 0); | |
1750 | if (error) { | |
1751 | free(sa_xattr_packed); | |
1752 | return; | |
1753 | } | |
1754 | ||
1755 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) | |
1756 | sa_xattr_entries++; | |
1757 | ||
1758 | (void) printf("\tSA xattrs: %d bytes, %d entries\n\n", | |
1759 | sa_xattr_size, sa_xattr_entries); | |
1760 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) { | |
1761 | uchar_t *value; | |
1762 | uint_t cnt, idx; | |
1763 | ||
1764 | (void) printf("\t\t%s = ", nvpair_name(elem)); | |
1765 | nvpair_value_byte_array(elem, &value, &cnt); | |
d1d7e268 | 1766 | for (idx = 0; idx < cnt; ++idx) { |
50210587 TC |
1767 | if (isprint(value[idx])) |
1768 | (void) putchar(value[idx]); | |
1769 | else | |
1770 | (void) printf("\\%3.3o", value[idx]); | |
1771 | } | |
1772 | (void) putchar('\n'); | |
1773 | } | |
1774 | ||
1775 | nvlist_free(sa_xattr); | |
1776 | free(sa_xattr_packed); | |
1777 | } | |
1778 | ||
34dc7c2f BB |
1779 | /*ARGSUSED*/ |
1780 | static void | |
1781 | dump_znode(objset_t *os, uint64_t object, void *data, size_t size) | |
1782 | { | |
34dc7c2f | 1783 | char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ |
428870ff BB |
1784 | sa_handle_t *hdl; |
1785 | uint64_t xattr, rdev, gen; | |
1786 | uint64_t uid, gid, mode, fsize, parent, links; | |
1787 | uint64_t pflags; | |
1788 | uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; | |
1789 | time_t z_crtime, z_atime, z_mtime, z_ctime; | |
1790 | sa_bulk_attr_t bulk[12]; | |
1791 | int idx = 0; | |
34dc7c2f BB |
1792 | int error; |
1793 | ||
a44e7faa | 1794 | VERIFY3P(os, ==, sa_os); |
428870ff BB |
1795 | if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { |
1796 | (void) printf("Failed to get handle for SA znode\n"); | |
1797 | return; | |
1798 | } | |
1799 | ||
1800 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); | |
1801 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); | |
1802 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, | |
1803 | &links, 8); | |
1804 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); | |
1805 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, | |
1806 | &mode, 8); | |
1807 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], | |
1808 | NULL, &parent, 8); | |
1809 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, | |
1810 | &fsize, 8); | |
1811 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, | |
1812 | acctm, 16); | |
1813 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, | |
1814 | modtm, 16); | |
1815 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, | |
1816 | crtm, 16); | |
1817 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, | |
1818 | chgtm, 16); | |
1819 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, | |
1820 | &pflags, 8); | |
1821 | ||
1822 | if (sa_bulk_lookup(hdl, bulk, idx)) { | |
1823 | (void) sa_handle_destroy(hdl); | |
1824 | return; | |
1825 | } | |
34dc7c2f | 1826 | |
428870ff BB |
1827 | z_crtime = (time_t)crtm[0]; |
1828 | z_atime = (time_t)acctm[0]; | |
1829 | z_mtime = (time_t)modtm[0]; | |
1830 | z_ctime = (time_t)chgtm[0]; | |
34dc7c2f | 1831 | |
a5c3a1ef AS |
1832 | if (dump_opt['d'] > 4) { |
1833 | error = zfs_obj_to_path(os, object, path, sizeof (path)); | |
1834 | if (error != 0) { | |
1835 | (void) snprintf(path, sizeof (path), | |
1836 | "\?\?\?<object#%llu>", (u_longlong_t)object); | |
1837 | } | |
1838 | (void) printf("\tpath %s\n", path); | |
1839 | } | |
428870ff | 1840 | dump_uidgid(os, uid, gid); |
34dc7c2f BB |
1841 | (void) printf("\tatime %s", ctime(&z_atime)); |
1842 | (void) printf("\tmtime %s", ctime(&z_mtime)); | |
1843 | (void) printf("\tctime %s", ctime(&z_ctime)); | |
1844 | (void) printf("\tcrtime %s", ctime(&z_crtime)); | |
428870ff BB |
1845 | (void) printf("\tgen %llu\n", (u_longlong_t)gen); |
1846 | (void) printf("\tmode %llo\n", (u_longlong_t)mode); | |
1847 | (void) printf("\tsize %llu\n", (u_longlong_t)fsize); | |
1848 | (void) printf("\tparent %llu\n", (u_longlong_t)parent); | |
1849 | (void) printf("\tlinks %llu\n", (u_longlong_t)links); | |
1850 | (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); | |
1851 | if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, | |
1852 | sizeof (uint64_t)) == 0) | |
1853 | (void) printf("\txattr %llu\n", (u_longlong_t)xattr); | |
1854 | if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, | |
1855 | sizeof (uint64_t)) == 0) | |
1856 | (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); | |
50210587 | 1857 | dump_znode_sa_xattr(hdl); |
428870ff | 1858 | sa_handle_destroy(hdl); |
34dc7c2f BB |
1859 | } |
1860 | ||
1861 | /*ARGSUSED*/ | |
1862 | static void | |
1863 | dump_acl(objset_t *os, uint64_t object, void *data, size_t size) | |
1864 | { | |
1865 | } | |
1866 | ||
1867 | /*ARGSUSED*/ | |
1868 | static void | |
1869 | dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) | |
1870 | { | |
1871 | } | |
1872 | ||
428870ff | 1873 | static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { |
34dc7c2f BB |
1874 | dump_none, /* unallocated */ |
1875 | dump_zap, /* object directory */ | |
1876 | dump_uint64, /* object array */ | |
1877 | dump_none, /* packed nvlist */ | |
1878 | dump_packed_nvlist, /* packed nvlist size */ | |
252e1a54 MA |
1879 | dump_none, /* bpobj */ |
1880 | dump_bpobj, /* bpobj header */ | |
34dc7c2f BB |
1881 | dump_none, /* SPA space map header */ |
1882 | dump_none, /* SPA space map */ | |
1883 | dump_none, /* ZIL intent log */ | |
1884 | dump_dnode, /* DMU dnode */ | |
1885 | dump_dmu_objset, /* DMU objset */ | |
1886 | dump_dsl_dir, /* DSL directory */ | |
1887 | dump_zap, /* DSL directory child map */ | |
1888 | dump_zap, /* DSL dataset snap map */ | |
1889 | dump_zap, /* DSL props */ | |
1890 | dump_dsl_dataset, /* DSL dataset */ | |
1891 | dump_znode, /* ZFS znode */ | |
1892 | dump_acl, /* ZFS V0 ACL */ | |
1893 | dump_uint8, /* ZFS plain file */ | |
1894 | dump_zpldir, /* ZFS directory */ | |
1895 | dump_zap, /* ZFS master node */ | |
1896 | dump_zap, /* ZFS delete queue */ | |
1897 | dump_uint8, /* zvol object */ | |
1898 | dump_zap, /* zvol prop */ | |
1899 | dump_uint8, /* other uint8[] */ | |
1900 | dump_uint64, /* other uint64[] */ | |
1901 | dump_zap, /* other ZAP */ | |
1902 | dump_zap, /* persistent error log */ | |
1903 | dump_uint8, /* SPA history */ | |
6f1ffb06 | 1904 | dump_history_offsets, /* SPA history offsets */ |
34dc7c2f BB |
1905 | dump_zap, /* Pool properties */ |
1906 | dump_zap, /* DSL permissions */ | |
1907 | dump_acl, /* ZFS ACL */ | |
1908 | dump_uint8, /* ZFS SYSACL */ | |
1909 | dump_none, /* FUID nvlist */ | |
1910 | dump_packed_nvlist, /* FUID nvlist size */ | |
b128c09f BB |
1911 | dump_zap, /* DSL dataset next clones */ |
1912 | dump_zap, /* DSL scrub queue */ | |
9babb374 BB |
1913 | dump_zap, /* ZFS user/group used */ |
1914 | dump_zap, /* ZFS user/group quota */ | |
45d1cae3 | 1915 | dump_zap, /* snapshot refcount tags */ |
428870ff BB |
1916 | dump_ddt_zap, /* DDT ZAP object */ |
1917 | dump_zap, /* DDT statistics */ | |
1918 | dump_znode, /* SA object */ | |
1919 | dump_zap, /* SA Master Node */ | |
1920 | dump_sa_attrs, /* SA attribute registration */ | |
1921 | dump_sa_layouts, /* SA attribute layouts */ | |
1922 | dump_zap, /* DSL scrub translations */ | |
1923 | dump_none, /* fake dedup BP */ | |
1924 | dump_zap, /* deadlist */ | |
1925 | dump_none, /* deadlist hdr */ | |
1926 | dump_zap, /* dsl clones */ | |
252e1a54 | 1927 | dump_bpobj_subobjs, /* bpobj subobjs */ |
428870ff | 1928 | dump_unknown, /* Unknown type, must be last */ |
34dc7c2f BB |
1929 | }; |
1930 | ||
1931 | static void | |
1932 | dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header) | |
1933 | { | |
1934 | dmu_buf_t *db = NULL; | |
1935 | dmu_object_info_t doi; | |
1936 | dnode_t *dn; | |
1937 | void *bonus = NULL; | |
1938 | size_t bsize = 0; | |
50c957f7 | 1939 | char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; |
428870ff | 1940 | char bonus_size[32]; |
34dc7c2f BB |
1941 | char aux[50]; |
1942 | int error; | |
1943 | ||
1944 | if (*print_header) { | |
50c957f7 NB |
1945 | (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", |
1946 | "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", | |
1947 | "lsize", "%full", "type"); | |
34dc7c2f BB |
1948 | *print_header = 0; |
1949 | } | |
1950 | ||
1951 | if (object == 0) { | |
572e2857 | 1952 | dn = DMU_META_DNODE(os); |
34dc7c2f BB |
1953 | } else { |
1954 | error = dmu_bonus_hold(os, object, FTAG, &db); | |
1955 | if (error) | |
1956 | fatal("dmu_bonus_hold(%llu) failed, errno %u", | |
1957 | object, error); | |
1958 | bonus = db->db_data; | |
1959 | bsize = db->db_size; | |
572e2857 | 1960 | dn = DB_DNODE((dmu_buf_impl_t *)db); |
34dc7c2f BB |
1961 | } |
1962 | dmu_object_info_from_dnode(dn, &doi); | |
1963 | ||
428870ff BB |
1964 | zdb_nicenum(doi.doi_metadata_block_size, iblk); |
1965 | zdb_nicenum(doi.doi_data_block_size, dblk); | |
1966 | zdb_nicenum(doi.doi_max_offset, lsize); | |
1967 | zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize); | |
1968 | zdb_nicenum(doi.doi_bonus_size, bonus_size); | |
50c957f7 | 1969 | zdb_nicenum(doi.doi_dnodesize, dnsize); |
428870ff BB |
1970 | (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * |
1971 | doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / | |
1972 | doi.doi_max_offset); | |
34dc7c2f BB |
1973 | |
1974 | aux[0] = '\0'; | |
1975 | ||
1976 | if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { | |
1977 | (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", | |
428870ff | 1978 | ZDB_CHECKSUM_NAME(doi.doi_checksum)); |
34dc7c2f BB |
1979 | } |
1980 | ||
1981 | if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { | |
1982 | (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", | |
428870ff | 1983 | ZDB_COMPRESS_NAME(doi.doi_compress)); |
34dc7c2f BB |
1984 | } |
1985 | ||
50c957f7 | 1986 | (void) printf("%10lld %3u %5s %5s %5s %6s %5s %6s %s%s\n", |
428870ff | 1987 | (u_longlong_t)object, doi.doi_indirection, iblk, dblk, |
f3c9cac1 | 1988 | asize, dnsize, lsize, fill, zdb_ot_name(doi.doi_type), aux); |
34dc7c2f BB |
1989 | |
1990 | if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { | |
50c957f7 NB |
1991 | (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", |
1992 | "", "", "", "", "", "", bonus_size, "bonus", | |
f3c9cac1 | 1993 | zdb_ot_name(doi.doi_bonus_type)); |
34dc7c2f BB |
1994 | } |
1995 | ||
1996 | if (verbosity >= 4) { | |
1de321e6 | 1997 | (void) printf("\tdnode flags: %s%s%s%s\n", |
9babb374 BB |
1998 | (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? |
1999 | "USED_BYTES " : "", | |
2000 | (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? | |
428870ff | 2001 | "USERUSED_ACCOUNTED " : "", |
1de321e6 JX |
2002 | (dn->dn_phys->dn_flags & DNODE_FLAG_USEROBJUSED_ACCOUNTED) ? |
2003 | "USEROBJUSED_ACCOUNTED " : "", | |
428870ff BB |
2004 | (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? |
2005 | "SPILL_BLKPTR" : ""); | |
9babb374 BB |
2006 | (void) printf("\tdnode maxblkid: %llu\n", |
2007 | (longlong_t)dn->dn_phys->dn_maxblkid); | |
2008 | ||
428870ff BB |
2009 | object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object, |
2010 | bonus, bsize); | |
2011 | object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0); | |
34dc7c2f BB |
2012 | *print_header = 1; |
2013 | } | |
2014 | ||
2015 | if (verbosity >= 5) | |
b128c09f | 2016 | dump_indirect(dn); |
34dc7c2f BB |
2017 | |
2018 | if (verbosity >= 5) { | |
2019 | /* | |
2020 | * Report the list of segments that comprise the object. | |
2021 | */ | |
2022 | uint64_t start = 0; | |
2023 | uint64_t end; | |
2024 | uint64_t blkfill = 1; | |
2025 | int minlvl = 1; | |
2026 | ||
2027 | if (dn->dn_type == DMU_OT_DNODE) { | |
2028 | minlvl = 0; | |
2029 | blkfill = DNODES_PER_BLOCK; | |
2030 | } | |
2031 | ||
2032 | for (;;) { | |
428870ff | 2033 | char segsize[32]; |
b128c09f BB |
2034 | error = dnode_next_offset(dn, |
2035 | 0, &start, minlvl, blkfill, 0); | |
34dc7c2f BB |
2036 | if (error) |
2037 | break; | |
2038 | end = start; | |
b128c09f BB |
2039 | error = dnode_next_offset(dn, |
2040 | DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); | |
428870ff | 2041 | zdb_nicenum(end - start, segsize); |
34dc7c2f BB |
2042 | (void) printf("\t\tsegment [%016llx, %016llx)" |
2043 | " size %5s\n", (u_longlong_t)start, | |
2044 | (u_longlong_t)end, segsize); | |
2045 | if (error) | |
2046 | break; | |
2047 | start = end; | |
2048 | } | |
2049 | } | |
2050 | ||
2051 | if (db != NULL) | |
2052 | dmu_buf_rele(db, FTAG); | |
2053 | } | |
2054 | ||
2055 | static char *objset_types[DMU_OST_NUMTYPES] = { | |
2056 | "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; | |
2057 | ||
2058 | static void | |
2059 | dump_dir(objset_t *os) | |
2060 | { | |
2061 | dmu_objset_stats_t dds; | |
2062 | uint64_t object, object_count; | |
2063 | uint64_t refdbytes, usedobjs, scratch; | |
428870ff | 2064 | char numbuf[32]; |
9babb374 | 2065 | char blkbuf[BP_SPRINTF_LEN + 20]; |
eca7b760 | 2066 | char osname[ZFS_MAX_DATASET_NAME_LEN]; |
34dc7c2f BB |
2067 | char *type = "UNKNOWN"; |
2068 | int verbosity = dump_opt['d']; | |
2069 | int print_header = 1; | |
2070 | int i, error; | |
2071 | ||
13fe0198 | 2072 | dsl_pool_config_enter(dmu_objset_pool(os), FTAG); |
34dc7c2f | 2073 | dmu_objset_fast_stat(os, &dds); |
13fe0198 | 2074 | dsl_pool_config_exit(dmu_objset_pool(os), FTAG); |
34dc7c2f BB |
2075 | |
2076 | if (dds.dds_type < DMU_OST_NUMTYPES) | |
2077 | type = objset_types[dds.dds_type]; | |
2078 | ||
2079 | if (dds.dds_type == DMU_OST_META) { | |
2080 | dds.dds_creation_txg = TXG_INITIAL; | |
9b67f605 | 2081 | usedobjs = BP_GET_FILL(os->os_rootbp); |
d683ddbb JG |
2082 | refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> |
2083 | dd_used_bytes; | |
34dc7c2f BB |
2084 | } else { |
2085 | dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); | |
2086 | } | |
2087 | ||
9b67f605 | 2088 | ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); |
34dc7c2f | 2089 | |
428870ff | 2090 | zdb_nicenum(refdbytes, numbuf); |
34dc7c2f BB |
2091 | |
2092 | if (verbosity >= 4) { | |
b0bc7a84 MG |
2093 | (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); |
2094 | (void) snprintf_blkptr(blkbuf + strlen(blkbuf), | |
2095 | sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); | |
34dc7c2f BB |
2096 | } else { |
2097 | blkbuf[0] = '\0'; | |
2098 | } | |
2099 | ||
2100 | dmu_objset_name(os, osname); | |
2101 | ||
2102 | (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " | |
2103 | "%s, %llu objects%s\n", | |
2104 | osname, type, (u_longlong_t)dmu_objset_id(os), | |
2105 | (u_longlong_t)dds.dds_creation_txg, | |
2106 | numbuf, (u_longlong_t)usedobjs, blkbuf); | |
2107 | ||
34dc7c2f BB |
2108 | if (zopt_objects != 0) { |
2109 | for (i = 0; i < zopt_objects; i++) | |
2110 | dump_object(os, zopt_object[i], verbosity, | |
2111 | &print_header); | |
2112 | (void) printf("\n"); | |
2113 | return; | |
2114 | } | |
2115 | ||
428870ff BB |
2116 | if (dump_opt['i'] != 0 || verbosity >= 2) |
2117 | dump_intent_log(dmu_objset_zil(os)); | |
2118 | ||
2119 | if (dmu_objset_ds(os) != NULL) | |
2120 | dump_deadlist(&dmu_objset_ds(os)->ds_deadlist); | |
2121 | ||
2122 | if (verbosity < 2) | |
2123 | return; | |
2124 | ||
b0bc7a84 | 2125 | if (BP_IS_HOLE(os->os_rootbp)) |
428870ff BB |
2126 | return; |
2127 | ||
34dc7c2f | 2128 | dump_object(os, 0, verbosity, &print_header); |
9babb374 | 2129 | object_count = 0; |
572e2857 BB |
2130 | if (DMU_USERUSED_DNODE(os) != NULL && |
2131 | DMU_USERUSED_DNODE(os)->dn_type != 0) { | |
9babb374 BB |
2132 | dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header); |
2133 | dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header); | |
2134 | } | |
34dc7c2f BB |
2135 | |
2136 | object = 0; | |
2137 | while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { | |
2138 | dump_object(os, object, verbosity, &print_header); | |
2139 | object_count++; | |
2140 | } | |
2141 | ||
2142 | ASSERT3U(object_count, ==, usedobjs); | |
2143 | ||
2144 | (void) printf("\n"); | |
2145 | ||
9babb374 BB |
2146 | if (error != ESRCH) { |
2147 | (void) fprintf(stderr, "dmu_object_next() = %d\n", error); | |
2148 | abort(); | |
2149 | } | |
34dc7c2f BB |
2150 | } |
2151 | ||
2152 | static void | |
428870ff | 2153 | dump_uberblock(uberblock_t *ub, const char *header, const char *footer) |
34dc7c2f BB |
2154 | { |
2155 | time_t timestamp = ub->ub_timestamp; | |
2156 | ||
0e5b68e0 | 2157 | (void) printf("%s", header ? header : ""); |
34dc7c2f BB |
2158 | (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); |
2159 | (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); | |
2160 | (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); | |
2161 | (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); | |
2162 | (void) printf("\ttimestamp = %llu UTC = %s", | |
2163 | (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); | |
3c9e0d67 | 2164 | if (dump_opt['u'] >= 4) { |
34dc7c2f | 2165 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 2166 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); |
34dc7c2f BB |
2167 | (void) printf("\trootbp = %s\n", blkbuf); |
2168 | } | |
0e5b68e0 | 2169 | (void) printf("%s", footer ? footer : ""); |
34dc7c2f BB |
2170 | } |
2171 | ||
2172 | static void | |
428870ff | 2173 | dump_config(spa_t *spa) |
34dc7c2f | 2174 | { |
428870ff BB |
2175 | dmu_buf_t *db; |
2176 | size_t nvsize = 0; | |
2177 | int error = 0; | |
34dc7c2f | 2178 | |
34dc7c2f | 2179 | |
428870ff BB |
2180 | error = dmu_bonus_hold(spa->spa_meta_objset, |
2181 | spa->spa_config_object, FTAG, &db); | |
2182 | ||
2183 | if (error == 0) { | |
2184 | nvsize = *(uint64_t *)db->db_data; | |
2185 | dmu_buf_rele(db, FTAG); | |
2186 | ||
2187 | (void) printf("\nMOS Configuration:\n"); | |
2188 | dump_packed_nvlist(spa->spa_meta_objset, | |
2189 | spa->spa_config_object, (void *)&nvsize, 1); | |
2190 | } else { | |
2191 | (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", | |
2192 | (u_longlong_t)spa->spa_config_object, error); | |
2193 | } | |
2194 | } | |
2195 | ||
2196 | static void | |
b128c09f BB |
2197 | dump_cachefile(const char *cachefile) |
2198 | { | |
2199 | int fd; | |
2200 | struct stat64 statbuf; | |
2201 | char *buf; | |
2202 | nvlist_t *config; | |
2203 | ||
2204 | if ((fd = open64(cachefile, O_RDONLY)) < 0) { | |
2205 | (void) printf("cannot open '%s': %s\n", cachefile, | |
2206 | strerror(errno)); | |
2207 | exit(1); | |
2208 | } | |
2209 | ||
2210 | if (fstat64(fd, &statbuf) != 0) { | |
2211 | (void) printf("failed to stat '%s': %s\n", cachefile, | |
2212 | strerror(errno)); | |
2213 | exit(1); | |
2214 | } | |
2215 | ||
2216 | if ((buf = malloc(statbuf.st_size)) == NULL) { | |
2217 | (void) fprintf(stderr, "failed to allocate %llu bytes\n", | |
2218 | (u_longlong_t)statbuf.st_size); | |
2219 | exit(1); | |
2220 | } | |
2221 | ||
2222 | if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { | |
2223 | (void) fprintf(stderr, "failed to read %llu bytes\n", | |
2224 | (u_longlong_t)statbuf.st_size); | |
2225 | exit(1); | |
2226 | } | |
2227 | ||
2228 | (void) close(fd); | |
2229 | ||
2230 | if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { | |
2231 | (void) fprintf(stderr, "failed to unpack nvlist\n"); | |
2232 | exit(1); | |
2233 | } | |
2234 | ||
2235 | free(buf); | |
2236 | ||
2237 | dump_nvlist(config, 0); | |
2238 | ||
2239 | nvlist_free(config); | |
2240 | } | |
2241 | ||
96f1b347 DB |
2242 | /* |
2243 | * ZFS label nvlist stats | |
2244 | */ | |
2245 | typedef struct zdb_nvl_stats { | |
2246 | int zns_list_count; | |
2247 | int zns_leaf_count; | |
2248 | size_t zns_leaf_largest; | |
2249 | size_t zns_leaf_total; | |
2250 | nvlist_t *zns_string; | |
2251 | nvlist_t *zns_uint64; | |
2252 | nvlist_t *zns_boolean; | |
2253 | } zdb_nvl_stats_t; | |
2254 | ||
2255 | static void | |
2256 | collect_nvlist_stats(nvlist_t *nvl, zdb_nvl_stats_t *stats) | |
2257 | { | |
2258 | nvlist_t *list, **array; | |
2259 | nvpair_t *nvp = NULL; | |
2260 | char *name; | |
2261 | uint_t i, items; | |
2262 | ||
2263 | stats->zns_list_count++; | |
2264 | ||
2265 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
2266 | name = nvpair_name(nvp); | |
2267 | ||
2268 | switch (nvpair_type(nvp)) { | |
2269 | case DATA_TYPE_STRING: | |
2270 | fnvlist_add_string(stats->zns_string, name, | |
2271 | fnvpair_value_string(nvp)); | |
2272 | break; | |
2273 | case DATA_TYPE_UINT64: | |
2274 | fnvlist_add_uint64(stats->zns_uint64, name, | |
2275 | fnvpair_value_uint64(nvp)); | |
2276 | break; | |
2277 | case DATA_TYPE_BOOLEAN: | |
2278 | fnvlist_add_boolean(stats->zns_boolean, name); | |
2279 | break; | |
2280 | case DATA_TYPE_NVLIST: | |
2281 | if (nvpair_value_nvlist(nvp, &list) == 0) | |
2282 | collect_nvlist_stats(list, stats); | |
2283 | break; | |
2284 | case DATA_TYPE_NVLIST_ARRAY: | |
2285 | if (nvpair_value_nvlist_array(nvp, &array, &items) != 0) | |
2286 | break; | |
2287 | ||
2288 | for (i = 0; i < items; i++) { | |
2289 | collect_nvlist_stats(array[i], stats); | |
2290 | ||
2291 | /* collect stats on leaf vdev */ | |
2292 | if (strcmp(name, "children") == 0) { | |
2293 | size_t size; | |
2294 | ||
2295 | (void) nvlist_size(array[i], &size, | |
2296 | NV_ENCODE_XDR); | |
2297 | stats->zns_leaf_total += size; | |
2298 | if (size > stats->zns_leaf_largest) | |
2299 | stats->zns_leaf_largest = size; | |
2300 | stats->zns_leaf_count++; | |
2301 | } | |
2302 | } | |
2303 | break; | |
2304 | default: | |
2305 | (void) printf("skip type %d!\n", (int)nvpair_type(nvp)); | |
2306 | } | |
2307 | } | |
2308 | } | |
2309 | ||
2310 | static void | |
2311 | dump_nvlist_stats(nvlist_t *nvl, size_t cap) | |
2312 | { | |
2313 | zdb_nvl_stats_t stats = { 0 }; | |
2314 | size_t size, sum = 0, total; | |
cd5083c0 | 2315 | size_t noise; |
96f1b347 DB |
2316 | |
2317 | /* requires nvlist with non-unique names for stat collection */ | |
2318 | VERIFY0(nvlist_alloc(&stats.zns_string, 0, 0)); | |
2319 | VERIFY0(nvlist_alloc(&stats.zns_uint64, 0, 0)); | |
2320 | VERIFY0(nvlist_alloc(&stats.zns_boolean, 0, 0)); | |
2321 | VERIFY0(nvlist_size(stats.zns_boolean, &noise, NV_ENCODE_XDR)); | |
2322 | ||
2323 | (void) printf("\n\nZFS Label NVList Config Stats:\n"); | |
2324 | ||
2325 | VERIFY0(nvlist_size(nvl, &total, NV_ENCODE_XDR)); | |
2326 | (void) printf(" %d bytes used, %d bytes free (using %4.1f%%)\n\n", | |
2327 | (int)total, (int)(cap - total), 100.0 * total / cap); | |
2328 | ||
2329 | collect_nvlist_stats(nvl, &stats); | |
2330 | ||
2331 | VERIFY0(nvlist_size(stats.zns_uint64, &size, NV_ENCODE_XDR)); | |
2332 | size -= noise; | |
2333 | sum += size; | |
2334 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "integers:", | |
2335 | (int)fnvlist_num_pairs(stats.zns_uint64), | |
2336 | (int)size, 100.0 * size / total); | |
2337 | ||
2338 | VERIFY0(nvlist_size(stats.zns_string, &size, NV_ENCODE_XDR)); | |
2339 | size -= noise; | |
2340 | sum += size; | |
2341 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "strings:", | |
2342 | (int)fnvlist_num_pairs(stats.zns_string), | |
2343 | (int)size, 100.0 * size / total); | |
2344 | ||
2345 | VERIFY0(nvlist_size(stats.zns_boolean, &size, NV_ENCODE_XDR)); | |
2346 | size -= noise; | |
2347 | sum += size; | |
2348 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "booleans:", | |
2349 | (int)fnvlist_num_pairs(stats.zns_boolean), | |
2350 | (int)size, 100.0 * size / total); | |
2351 | ||
2352 | size = total - sum; /* treat remainder as nvlist overhead */ | |
2353 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n\n", "nvlists:", | |
2354 | stats.zns_list_count, (int)size, 100.0 * size / total); | |
2355 | ||
cd5083c0 DB |
2356 | if (stats.zns_leaf_count > 0) { |
2357 | size_t average = stats.zns_leaf_total / stats.zns_leaf_count; | |
96f1b347 | 2358 | |
cd5083c0 DB |
2359 | (void) printf("%12s %4d %6d bytes average\n", "leaf vdevs:", |
2360 | stats.zns_leaf_count, (int)average); | |
2361 | (void) printf("%24d bytes largest\n", | |
2362 | (int)stats.zns_leaf_largest); | |
96f1b347 | 2363 | |
cd5083c0 DB |
2364 | if (dump_opt['l'] >= 3 && average > 0) |
2365 | (void) printf(" space for %d additional leaf vdevs\n", | |
2366 | (int)((cap - total) / average)); | |
2367 | } | |
96f1b347 DB |
2368 | (void) printf("\n"); |
2369 | ||
2370 | nvlist_free(stats.zns_string); | |
2371 | nvlist_free(stats.zns_uint64); | |
2372 | nvlist_free(stats.zns_boolean); | |
2373 | } | |
2374 | ||
3c9e0d67 OF |
2375 | typedef struct cksum_record { |
2376 | zio_cksum_t cksum; | |
2377 | boolean_t labels[VDEV_LABELS]; | |
2378 | avl_node_t link; | |
2379 | } cksum_record_t; | |
2380 | ||
35a357a9 | 2381 | static int |
3c9e0d67 | 2382 | cksum_record_compare(const void *x1, const void *x2) |
34dc7c2f | 2383 | { |
3c9e0d67 OF |
2384 | const cksum_record_t *l = (cksum_record_t *)x1; |
2385 | const cksum_record_t *r = (cksum_record_t *)x2; | |
2386 | int arraysize = ARRAY_SIZE(l->cksum.zc_word); | |
2387 | int difference; | |
2388 | ||
2389 | for (int i = 0; i < arraysize; i++) { | |
2390 | difference = AVL_CMP(l->cksum.zc_word[i], r->cksum.zc_word[i]); | |
2391 | if (difference) | |
2392 | break; | |
2393 | } | |
2394 | ||
2395 | return (difference); | |
2396 | } | |
2397 | ||
2398 | static cksum_record_t * | |
2399 | cksum_record_alloc(zio_cksum_t *cksum, int l) | |
2400 | { | |
2401 | cksum_record_t *rec; | |
2402 | ||
2403 | rec = umem_zalloc(sizeof (*rec), UMEM_NOFAIL); | |
2404 | rec->cksum = *cksum; | |
2405 | rec->labels[l] = B_TRUE; | |
2406 | ||
2407 | return (rec); | |
2408 | } | |
2409 | ||
2410 | static cksum_record_t * | |
2411 | cksum_record_lookup(avl_tree_t *tree, zio_cksum_t *cksum) | |
2412 | { | |
2413 | cksum_record_t lookup = { .cksum = *cksum }; | |
2414 | avl_index_t where; | |
2415 | ||
2416 | return (avl_find(tree, &lookup, &where)); | |
2417 | } | |
2418 | ||
2419 | static cksum_record_t * | |
2420 | cksum_record_insert(avl_tree_t *tree, zio_cksum_t *cksum, int l) | |
2421 | { | |
2422 | cksum_record_t *rec; | |
2423 | ||
2424 | rec = cksum_record_lookup(tree, cksum); | |
2425 | if (rec) { | |
2426 | rec->labels[l] = B_TRUE; | |
2427 | } else { | |
2428 | rec = cksum_record_alloc(cksum, l); | |
2429 | avl_add(tree, rec); | |
2430 | } | |
2431 | ||
2432 | return (rec); | |
2433 | } | |
2434 | ||
2435 | static int | |
2436 | first_label(cksum_record_t *rec) | |
2437 | { | |
2438 | for (int i = 0; i < VDEV_LABELS; i++) | |
2439 | if (rec->labels[i]) | |
2440 | return (i); | |
2441 | ||
2442 | return (-1); | |
2443 | } | |
2444 | ||
2445 | static void | |
2446 | print_label_numbers(char *prefix, cksum_record_t *rec) | |
2447 | { | |
2448 | printf("%s", prefix); | |
2449 | for (int i = 0; i < VDEV_LABELS; i++) | |
2450 | if (rec->labels[i] == B_TRUE) | |
2451 | printf("%d ", i); | |
2452 | printf("\n"); | |
2453 | } | |
2454 | ||
2455 | #define MAX_UBERBLOCK_COUNT (VDEV_UBERBLOCK_RING >> UBERBLOCK_SHIFT) | |
2456 | ||
2457 | typedef struct label { | |
34dc7c2f | 2458 | vdev_label_t label; |
3c9e0d67 OF |
2459 | nvlist_t *config_nv; |
2460 | cksum_record_t *config; | |
2461 | cksum_record_t *uberblocks[MAX_UBERBLOCK_COUNT]; | |
2462 | boolean_t header_printed; | |
2463 | boolean_t read_failed; | |
2464 | } label_t; | |
2465 | ||
2466 | static void | |
2467 | print_label_header(label_t *label, int l) | |
2468 | { | |
2469 | ||
2470 | if (dump_opt['q']) | |
2471 | return; | |
2472 | ||
2473 | if (label->header_printed == B_TRUE) | |
2474 | return; | |
2475 | ||
2476 | (void) printf("------------------------------------\n"); | |
2477 | (void) printf("LABEL %d\n", l); | |
2478 | (void) printf("------------------------------------\n"); | |
2479 | ||
2480 | label->header_printed = B_TRUE; | |
2481 | } | |
2482 | ||
2483 | static void | |
2484 | dump_config_from_label(label_t *label, size_t buflen, int l) | |
2485 | { | |
2486 | if (dump_opt['q']) | |
2487 | return; | |
2488 | ||
2489 | if ((dump_opt['l'] < 3) && (first_label(label->config) != l)) | |
2490 | return; | |
2491 | ||
2492 | print_label_header(label, l); | |
2493 | dump_nvlist(label->config_nv, 4); | |
2494 | print_label_numbers(" labels = ", label->config); | |
2495 | ||
2496 | if (dump_opt['l'] >= 2) | |
2497 | dump_nvlist_stats(label->config_nv, buflen); | |
2498 | } | |
2499 | ||
2500 | #define ZDB_MAX_UB_HEADER_SIZE 32 | |
2501 | ||
2502 | static void | |
2503 | dump_label_uberblocks(label_t *label, uint64_t ashift, int label_num) | |
2504 | { | |
2505 | ||
2506 | vdev_t vd; | |
2507 | char header[ZDB_MAX_UB_HEADER_SIZE]; | |
2508 | ||
2509 | vd.vdev_ashift = ashift; | |
2510 | vd.vdev_top = &vd; | |
2511 | ||
2512 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
2513 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
2514 | uberblock_t *ub = (void *)((char *)&label->label + uoff); | |
2515 | cksum_record_t *rec = label->uberblocks[i]; | |
2516 | ||
2517 | if (rec == NULL) { | |
2518 | if (dump_opt['u'] >= 2) { | |
2519 | print_label_header(label, label_num); | |
2520 | (void) printf(" Uberblock[%d] invalid\n", i); | |
2521 | } | |
2522 | continue; | |
2523 | } | |
2524 | ||
2525 | if ((dump_opt['u'] < 3) && (first_label(rec) != label_num)) | |
2526 | continue; | |
2527 | ||
2528 | print_label_header(label, label_num); | |
2529 | (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, | |
2530 | " Uberblock[%d]\n", i); | |
2531 | dump_uberblock(ub, header, ""); | |
2532 | print_label_numbers(" labels = ", rec); | |
2533 | } | |
2534 | } | |
2535 | ||
a44e7faa BB |
2536 | static char curpath[PATH_MAX]; |
2537 | ||
2538 | /* | |
2539 | * Iterate through the path components, recursively passing | |
2540 | * current one's obj and remaining path until we find the obj | |
2541 | * for the last one. | |
2542 | */ | |
2543 | static int | |
2544 | dump_path_impl(objset_t *os, uint64_t obj, char *name) | |
2545 | { | |
2546 | int err; | |
2547 | int header = 1; | |
2548 | uint64_t child_obj; | |
2549 | char *s; | |
2550 | dmu_buf_t *db; | |
2551 | dmu_object_info_t doi; | |
2552 | ||
2553 | if ((s = strchr(name, '/')) != NULL) | |
2554 | *s = '\0'; | |
2555 | err = zap_lookup(os, obj, name, 8, 1, &child_obj); | |
2556 | ||
2557 | (void) strlcat(curpath, name, sizeof (curpath)); | |
2558 | ||
2559 | if (err != 0) { | |
2560 | (void) fprintf(stderr, "failed to lookup %s: %s\n", | |
2561 | curpath, strerror(err)); | |
2562 | return (err); | |
2563 | } | |
2564 | ||
2565 | child_obj = ZFS_DIRENT_OBJ(child_obj); | |
2566 | err = sa_buf_hold(os, child_obj, FTAG, &db); | |
2567 | if (err != 0) { | |
2568 | (void) fprintf(stderr, | |
2569 | "failed to get SA dbuf for obj %llu: %s\n", | |
2570 | (u_longlong_t)child_obj, strerror(err)); | |
2571 | return (EINVAL); | |
2572 | } | |
2573 | dmu_object_info_from_db(db, &doi); | |
2574 | sa_buf_rele(db, FTAG); | |
2575 | ||
2576 | if (doi.doi_bonus_type != DMU_OT_SA && | |
2577 | doi.doi_bonus_type != DMU_OT_ZNODE) { | |
2578 | (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", | |
2579 | doi.doi_bonus_type, (u_longlong_t)child_obj); | |
2580 | return (EINVAL); | |
2581 | } | |
2582 | ||
2583 | if (dump_opt['v'] > 6) { | |
2584 | (void) printf("obj=%llu %s type=%d bonustype=%d\n", | |
2585 | (u_longlong_t)child_obj, curpath, doi.doi_type, | |
2586 | doi.doi_bonus_type); | |
2587 | } | |
2588 | ||
2589 | (void) strlcat(curpath, "/", sizeof (curpath)); | |
2590 | ||
2591 | switch (doi.doi_type) { | |
2592 | case DMU_OT_DIRECTORY_CONTENTS: | |
2593 | if (s != NULL && *(s + 1) != '\0') | |
2594 | return (dump_path_impl(os, child_obj, s + 1)); | |
2595 | /*FALLTHROUGH*/ | |
2596 | case DMU_OT_PLAIN_FILE_CONTENTS: | |
2597 | dump_object(os, child_obj, dump_opt['v'], &header); | |
2598 | return (0); | |
2599 | default: | |
2600 | (void) fprintf(stderr, "object %llu has non-file/directory " | |
2601 | "type %d\n", (u_longlong_t)obj, doi.doi_type); | |
2602 | break; | |
2603 | } | |
2604 | ||
2605 | return (EINVAL); | |
2606 | } | |
2607 | ||
2608 | /* | |
2609 | * Dump the blocks for the object specified by path inside the dataset. | |
2610 | */ | |
2611 | static int | |
2612 | dump_path(char *ds, char *path) | |
2613 | { | |
2614 | int err; | |
2615 | objset_t *os; | |
2616 | uint64_t root_obj; | |
2617 | ||
2618 | err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); | |
2619 | if (err != 0) | |
2620 | return (err); | |
2621 | ||
2622 | err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); | |
2623 | if (err != 0) { | |
2624 | (void) fprintf(stderr, "can't lookup root znode: %s\n", | |
2625 | strerror(err)); | |
2626 | dmu_objset_disown(os, FTAG); | |
2627 | return (EINVAL); | |
2628 | } | |
2629 | ||
2630 | (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); | |
2631 | ||
2632 | err = dump_path_impl(os, root_obj, path); | |
2633 | ||
2634 | close_objset(os, FTAG); | |
2635 | return (err); | |
2636 | } | |
2637 | ||
3c9e0d67 OF |
2638 | static int |
2639 | dump_label(const char *dev) | |
2640 | { | |
35a357a9 | 2641 | char path[MAXPATHLEN]; |
3c9e0d67 | 2642 | label_t labels[VDEV_LABELS]; |
428870ff | 2643 | uint64_t psize, ashift; |
3c9e0d67 OF |
2644 | struct stat64 statbuf; |
2645 | boolean_t config_found = B_FALSE; | |
2646 | boolean_t error = B_FALSE; | |
2647 | avl_tree_t config_tree; | |
2648 | avl_tree_t uberblock_tree; | |
2649 | void *node, *cookie; | |
2650 | int fd; | |
2651 | ||
2652 | bzero(labels, sizeof (labels)); | |
34dc7c2f | 2653 | |
dbb38f66 YP |
2654 | /* |
2655 | * Check if we were given absolute path and use it as is. | |
2656 | * Otherwise if the provided vdev name doesn't point to a file, | |
2657 | * try prepending expected disk paths and partition numbers. | |
2658 | */ | |
35a357a9 | 2659 | (void) strlcpy(path, dev, sizeof (path)); |
dbb38f66 YP |
2660 | if (dev[0] != '/' && stat64(path, &statbuf) != 0) { |
2661 | int error; | |
2662 | ||
2663 | error = zfs_resolve_shortname(dev, path, MAXPATHLEN); | |
2664 | if (error == 0 && zfs_dev_is_whole_disk(path)) { | |
2665 | if (zfs_append_partition(path, MAXPATHLEN) == -1) | |
2666 | error = ENOENT; | |
2667 | } | |
2668 | ||
2669 | if (error || (stat64(path, &statbuf) != 0)) { | |
2670 | (void) printf("failed to find device %s, try " | |
2671 | "specifying absolute path instead\n", dev); | |
2672 | return (1); | |
2673 | } | |
2674 | } | |
428870ff BB |
2675 | |
2676 | if ((fd = open64(path, O_RDONLY)) < 0) { | |
2677 | (void) printf("cannot open '%s': %s\n", path, strerror(errno)); | |
34dc7c2f BB |
2678 | exit(1); |
2679 | } | |
2680 | ||
dbb38f66 YP |
2681 | if (ioctl(fd, BLKFLSBUF) != 0) |
2682 | (void) printf("failed to invalidate cache '%s' : %s\n", path, | |
2683 | strerror(errno)); | |
2684 | ||
8d4e8140 | 2685 | if (fstat64_blk(fd, &statbuf) != 0) { |
428870ff | 2686 | (void) printf("failed to stat '%s': %s\n", path, |
34dc7c2f | 2687 | strerror(errno)); |
428870ff BB |
2688 | (void) close(fd); |
2689 | exit(1); | |
2690 | } | |
2691 | ||
3c9e0d67 OF |
2692 | avl_create(&config_tree, cksum_record_compare, |
2693 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
2694 | avl_create(&uberblock_tree, cksum_record_compare, | |
2695 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
2696 | ||
34dc7c2f BB |
2697 | psize = statbuf.st_size; |
2698 | psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); | |
3c9e0d67 | 2699 | ashift = SPA_MINBLOCKSHIFT; |
34dc7c2f | 2700 | |
3c9e0d67 OF |
2701 | /* |
2702 | * 1. Read the label from disk | |
2703 | * 2. Unpack the configuration and insert in config tree. | |
2704 | * 3. Traverse all uberblocks and insert in uberblock tree. | |
2705 | */ | |
2706 | for (int l = 0; l < VDEV_LABELS; l++) { | |
2707 | label_t *label = &labels[l]; | |
2708 | char *buf = label->label.vl_vdev_phys.vp_nvlist; | |
2709 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
2710 | nvlist_t *config; | |
2711 | cksum_record_t *rec; | |
2712 | zio_cksum_t cksum; | |
2713 | vdev_t vd; | |
2714 | ||
2715 | if (pread64(fd, &label->label, sizeof (label->label), | |
2716 | vdev_label_offset(psize, l, 0)) != sizeof (label->label)) { | |
35a357a9 DB |
2717 | if (!dump_opt['q']) |
2718 | (void) printf("failed to read label %d\n", l); | |
3c9e0d67 OF |
2719 | label->read_failed = B_TRUE; |
2720 | error = B_TRUE; | |
34dc7c2f BB |
2721 | continue; |
2722 | } | |
2723 | ||
3c9e0d67 OF |
2724 | label->read_failed = B_FALSE; |
2725 | ||
2726 | if (nvlist_unpack(buf, buflen, &config, 0) == 0) { | |
428870ff | 2727 | nvlist_t *vdev_tree = NULL; |
3c9e0d67 | 2728 | size_t size; |
428870ff | 2729 | |
428870ff BB |
2730 | if ((nvlist_lookup_nvlist(config, |
2731 | ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || | |
2732 | (nvlist_lookup_uint64(vdev_tree, | |
2733 | ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) | |
2734 | ashift = SPA_MINBLOCKSHIFT; | |
3c9e0d67 OF |
2735 | |
2736 | if (nvlist_size(config, &size, NV_ENCODE_XDR) != 0) | |
2737 | size = buflen; | |
2738 | ||
2739 | fletcher_4_native_varsize(buf, size, &cksum); | |
2740 | rec = cksum_record_insert(&config_tree, &cksum, l); | |
2741 | ||
2742 | label->config = rec; | |
2743 | label->config_nv = config; | |
2744 | config_found = B_TRUE; | |
2745 | } else { | |
2746 | error = B_TRUE; | |
34dc7c2f | 2747 | } |
3c9e0d67 OF |
2748 | |
2749 | vd.vdev_ashift = ashift; | |
2750 | vd.vdev_top = &vd; | |
2751 | ||
2752 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
2753 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
2754 | uberblock_t *ub = (void *)((char *)label + uoff); | |
2755 | ||
2756 | if (uberblock_verify(ub)) | |
2757 | continue; | |
2758 | ||
2759 | fletcher_4_native_varsize(ub, sizeof (*ub), &cksum); | |
2760 | rec = cksum_record_insert(&uberblock_tree, &cksum, l); | |
2761 | ||
2762 | label->uberblocks[i] = rec; | |
2763 | } | |
2764 | } | |
2765 | ||
2766 | /* | |
2767 | * Dump the label and uberblocks. | |
2768 | */ | |
2769 | for (int l = 0; l < VDEV_LABELS; l++) { | |
2770 | label_t *label = &labels[l]; | |
2771 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
2772 | ||
2773 | if (label->read_failed == B_TRUE) | |
2774 | continue; | |
2775 | ||
2776 | if (label->config_nv) { | |
2777 | dump_config_from_label(label, buflen, l); | |
2778 | } else { | |
2779 | if (!dump_opt['q']) | |
2780 | (void) printf("failed to unpack label %d\n", l); | |
2781 | } | |
2782 | ||
428870ff | 2783 | if (dump_opt['u']) |
3c9e0d67 OF |
2784 | dump_label_uberblocks(label, ashift, l); |
2785 | ||
2786 | nvlist_free(label->config_nv); | |
34dc7c2f | 2787 | } |
428870ff | 2788 | |
3c9e0d67 OF |
2789 | cookie = NULL; |
2790 | while ((node = avl_destroy_nodes(&config_tree, &cookie)) != NULL) | |
2791 | umem_free(node, sizeof (cksum_record_t)); | |
2792 | ||
2793 | cookie = NULL; | |
2794 | while ((node = avl_destroy_nodes(&uberblock_tree, &cookie)) != NULL) | |
2795 | umem_free(node, sizeof (cksum_record_t)); | |
2796 | ||
2797 | avl_destroy(&config_tree); | |
2798 | avl_destroy(&uberblock_tree); | |
2799 | ||
428870ff | 2800 | (void) close(fd); |
35a357a9 | 2801 | |
3c9e0d67 OF |
2802 | return (config_found == B_FALSE ? 2 : |
2803 | (error == B_TRUE ? 1 : 0)); | |
34dc7c2f BB |
2804 | } |
2805 | ||
241b5415 | 2806 | static uint64_t dataset_feature_count[SPA_FEATURES]; |
f1512ee6 | 2807 | |
34dc7c2f BB |
2808 | /*ARGSUSED*/ |
2809 | static int | |
428870ff | 2810 | dump_one_dir(const char *dsname, void *arg) |
34dc7c2f BB |
2811 | { |
2812 | int error; | |
2813 | objset_t *os; | |
241b5415 | 2814 | spa_feature_t f; |
34dc7c2f | 2815 | |
a44e7faa BB |
2816 | error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); |
2817 | if (error != 0) | |
34dc7c2f | 2818 | return (0); |
241b5415 MA |
2819 | |
2820 | for (f = 0; f < SPA_FEATURES; f++) { | |
2821 | if (!dmu_objset_ds(os)->ds_feature_inuse[f]) | |
2822 | continue; | |
2823 | ASSERT(spa_feature_table[f].fi_flags & | |
2824 | ZFEATURE_FLAG_PER_DATASET); | |
2825 | dataset_feature_count[f]++; | |
2826 | } | |
2827 | ||
34dc7c2f | 2828 | dump_dir(os); |
a44e7faa | 2829 | close_objset(os, FTAG); |
34dc7c2f BB |
2830 | fuid_table_destroy(); |
2831 | return (0); | |
2832 | } | |
2833 | ||
34dc7c2f | 2834 | /* |
428870ff | 2835 | * Block statistics. |
34dc7c2f | 2836 | */ |
f1512ee6 | 2837 | #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) |
34dc7c2f | 2838 | typedef struct zdb_blkstats { |
d5869641 MA |
2839 | uint64_t zb_asize; |
2840 | uint64_t zb_lsize; | |
2841 | uint64_t zb_psize; | |
2842 | uint64_t zb_count; | |
83017311 MA |
2843 | uint64_t zb_gangs; |
2844 | uint64_t zb_ditto_samevdev; | |
d5869641 | 2845 | uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; |
34dc7c2f BB |
2846 | } zdb_blkstats_t; |
2847 | ||
428870ff BB |
2848 | /* |
2849 | * Extended object types to report deferred frees and dedup auto-ditto blocks. | |
2850 | */ | |
2851 | #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) | |
2852 | #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) | |
9ae529ec CS |
2853 | #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) |
2854 | #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) | |
428870ff BB |
2855 | |
2856 | static char *zdb_ot_extname[] = { | |
2857 | "deferred free", | |
2858 | "dedup ditto", | |
9ae529ec | 2859 | "other", |
428870ff BB |
2860 | "Total", |
2861 | }; | |
34dc7c2f | 2862 | |
b128c09f | 2863 | #define ZB_TOTAL DN_MAX_LEVELS |
34dc7c2f BB |
2864 | |
2865 | typedef struct zdb_cb { | |
428870ff BB |
2866 | zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; |
2867 | uint64_t zcb_dedup_asize; | |
2868 | uint64_t zcb_dedup_blocks; | |
9b67f605 MA |
2869 | uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; |
2870 | uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] | |
f0c26069 | 2871 | [BPE_PAYLOAD_SIZE + 1]; |
d5869641 MA |
2872 | uint64_t zcb_start; |
2873 | uint64_t zcb_lastprint; | |
2874 | uint64_t zcb_totalasize; | |
34dc7c2f | 2875 | uint64_t zcb_errors[256]; |
34dc7c2f BB |
2876 | int zcb_readfails; |
2877 | int zcb_haderrors; | |
428870ff | 2878 | spa_t *zcb_spa; |
34dc7c2f BB |
2879 | } zdb_cb_t; |
2880 | ||
2881 | static void | |
428870ff BB |
2882 | zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, |
2883 | dmu_object_type_t type) | |
34dc7c2f | 2884 | { |
428870ff | 2885 | uint64_t refcnt = 0; |
d6320ddb | 2886 | int i; |
428870ff BB |
2887 | |
2888 | ASSERT(type < ZDB_OT_TOTAL); | |
2889 | ||
2890 | if (zilog && zil_bp_tree_add(zilog, bp) != 0) | |
2891 | return; | |
2892 | ||
d6320ddb | 2893 | for (i = 0; i < 4; i++) { |
34dc7c2f | 2894 | int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; |
428870ff | 2895 | int t = (i & 1) ? type : ZDB_OT_TOTAL; |
83017311 | 2896 | int equal; |
34dc7c2f BB |
2897 | zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; |
2898 | ||
2899 | zb->zb_asize += BP_GET_ASIZE(bp); | |
2900 | zb->zb_lsize += BP_GET_LSIZE(bp); | |
2901 | zb->zb_psize += BP_GET_PSIZE(bp); | |
2902 | zb->zb_count++; | |
f1512ee6 MA |
2903 | |
2904 | /* | |
2905 | * The histogram is only big enough to record blocks up to | |
2906 | * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, | |
2907 | * "other", bucket. | |
2908 | */ | |
2909 | int idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; | |
2910 | idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); | |
2911 | zb->zb_psize_histogram[idx]++; | |
83017311 MA |
2912 | |
2913 | zb->zb_gangs += BP_COUNT_GANG(bp); | |
2914 | ||
2915 | switch (BP_GET_NDVAS(bp)) { | |
2916 | case 2: | |
2917 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2918 | DVA_GET_VDEV(&bp->blk_dva[1])) | |
2919 | zb->zb_ditto_samevdev++; | |
2920 | break; | |
2921 | case 3: | |
2922 | equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2923 | DVA_GET_VDEV(&bp->blk_dva[1])) + | |
2924 | (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2925 | DVA_GET_VDEV(&bp->blk_dva[2])) + | |
2926 | (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
2927 | DVA_GET_VDEV(&bp->blk_dva[2])); | |
2928 | if (equal != 0) | |
2929 | zb->zb_ditto_samevdev++; | |
2930 | break; | |
2931 | } | |
2932 | ||
34dc7c2f BB |
2933 | } |
2934 | ||
9b67f605 MA |
2935 | if (BP_IS_EMBEDDED(bp)) { |
2936 | zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; | |
2937 | zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] | |
2938 | [BPE_GET_PSIZE(bp)]++; | |
2939 | return; | |
2940 | } | |
2941 | ||
428870ff BB |
2942 | if (dump_opt['L']) |
2943 | return; | |
2944 | ||
2945 | if (BP_GET_DEDUP(bp)) { | |
2946 | ddt_t *ddt; | |
2947 | ddt_entry_t *dde; | |
2948 | ||
2949 | ddt = ddt_select(zcb->zcb_spa, bp); | |
2950 | ddt_enter(ddt); | |
2951 | dde = ddt_lookup(ddt, bp, B_FALSE); | |
2952 | ||
2953 | if (dde == NULL) { | |
2954 | refcnt = 0; | |
2955 | } else { | |
2956 | ddt_phys_t *ddp = ddt_phys_select(dde, bp); | |
2957 | ddt_phys_decref(ddp); | |
2958 | refcnt = ddp->ddp_refcnt; | |
2959 | if (ddt_phys_total_refcnt(dde) == 0) | |
2960 | ddt_remove(ddt, dde); | |
34dc7c2f | 2961 | } |
428870ff | 2962 | ddt_exit(ddt); |
34dc7c2f BB |
2963 | } |
2964 | ||
428870ff BB |
2965 | VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, |
2966 | refcnt ? 0 : spa_first_txg(zcb->zcb_spa), | |
2967 | bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); | |
34dc7c2f BB |
2968 | } |
2969 | ||
5853fe79 GW |
2970 | static void |
2971 | zdb_blkptr_done(zio_t *zio) | |
2972 | { | |
2973 | spa_t *spa = zio->io_spa; | |
2974 | blkptr_t *bp = zio->io_bp; | |
2975 | int ioerr = zio->io_error; | |
2976 | zdb_cb_t *zcb = zio->io_private; | |
5dbd68a3 | 2977 | zbookmark_phys_t *zb = &zio->io_bookmark; |
5853fe79 | 2978 | |
a6255b7f | 2979 | abd_free(zio->io_abd); |
5853fe79 GW |
2980 | |
2981 | mutex_enter(&spa->spa_scrub_lock); | |
2982 | spa->spa_scrub_inflight--; | |
2983 | cv_broadcast(&spa->spa_scrub_io_cv); | |
2984 | ||
2985 | if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { | |
2986 | char blkbuf[BP_SPRINTF_LEN]; | |
2987 | ||
2988 | zcb->zcb_haderrors = 1; | |
2989 | zcb->zcb_errors[ioerr]++; | |
2990 | ||
2991 | if (dump_opt['b'] >= 2) | |
b0bc7a84 | 2992 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
5853fe79 GW |
2993 | else |
2994 | blkbuf[0] = '\0'; | |
2995 | ||
2996 | (void) printf("zdb_blkptr_cb: " | |
2997 | "Got error %d reading " | |
2998 | "<%llu, %llu, %lld, %llx> %s -- skipping\n", | |
2999 | ioerr, | |
3000 | (u_longlong_t)zb->zb_objset, | |
3001 | (u_longlong_t)zb->zb_object, | |
3002 | (u_longlong_t)zb->zb_level, | |
3003 | (u_longlong_t)zb->zb_blkid, | |
3004 | blkbuf); | |
3005 | } | |
3006 | mutex_exit(&spa->spa_scrub_lock); | |
3007 | } | |
3008 | ||
34dc7c2f | 3009 | static int |
294f6806 | 3010 | zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, |
5dbd68a3 | 3011 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
34dc7c2f | 3012 | { |
34dc7c2f | 3013 | zdb_cb_t *zcb = arg; |
9babb374 | 3014 | dmu_object_type_t type; |
428870ff | 3015 | boolean_t is_metadata; |
34dc7c2f | 3016 | |
fcff0f35 PD |
3017 | if (bp == NULL) |
3018 | return (0); | |
3019 | ||
b0bc7a84 MG |
3020 | if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { |
3021 | char blkbuf[BP_SPRINTF_LEN]; | |
3022 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); | |
3023 | (void) printf("objset %llu object %llu " | |
3024 | "level %lld offset 0x%llx %s\n", | |
3025 | (u_longlong_t)zb->zb_objset, | |
3026 | (u_longlong_t)zb->zb_object, | |
3027 | (longlong_t)zb->zb_level, | |
3028 | (u_longlong_t)blkid2offset(dnp, bp, zb), | |
3029 | blkbuf); | |
3030 | } | |
3031 | ||
3032 | if (BP_IS_HOLE(bp)) | |
b128c09f BB |
3033 | return (0); |
3034 | ||
9babb374 BB |
3035 | type = BP_GET_TYPE(bp); |
3036 | ||
9ae529ec CS |
3037 | zdb_count_block(zcb, zilog, bp, |
3038 | (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); | |
b128c09f | 3039 | |
9ae529ec | 3040 | is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); |
428870ff | 3041 | |
9b67f605 MA |
3042 | if (!BP_IS_EMBEDDED(bp) && |
3043 | (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { | |
428870ff | 3044 | size_t size = BP_GET_PSIZE(bp); |
a6255b7f | 3045 | abd_t *abd = abd_alloc(size, B_FALSE); |
428870ff | 3046 | int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; |
9babb374 | 3047 | |
428870ff BB |
3048 | /* If it's an intent log block, failure is expected. */ |
3049 | if (zb->zb_level == ZB_ZIL_LEVEL) | |
3050 | flags |= ZIO_FLAG_SPECULATIVE; | |
b128c09f | 3051 | |
5853fe79 GW |
3052 | mutex_enter(&spa->spa_scrub_lock); |
3053 | while (spa->spa_scrub_inflight > max_inflight) | |
3054 | cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); | |
3055 | spa->spa_scrub_inflight++; | |
3056 | mutex_exit(&spa->spa_scrub_lock); | |
428870ff | 3057 | |
a6255b7f | 3058 | zio_nowait(zio_read(NULL, spa, bp, abd, size, |
5853fe79 | 3059 | zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); |
34dc7c2f BB |
3060 | } |
3061 | ||
3062 | zcb->zcb_readfails = 0; | |
3063 | ||
e5fd1dd6 MA |
3064 | /* only call gethrtime() every 100 blocks */ |
3065 | static int iters; | |
3066 | if (++iters > 100) | |
3067 | iters = 0; | |
3068 | else | |
3069 | return (0); | |
3070 | ||
3071 | if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { | |
d5869641 MA |
3072 | uint64_t now = gethrtime(); |
3073 | char buf[10]; | |
3074 | uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; | |
3075 | int kb_per_sec = | |
3076 | 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); | |
3077 | int sec_remaining = | |
3078 | (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; | |
3079 | ||
3080 | zfs_nicenum(bytes, buf, sizeof (buf)); | |
3081 | (void) fprintf(stderr, | |
3082 | "\r%5s completed (%4dMB/s) " | |
3083 | "estimated time remaining: %uhr %02umin %02usec ", | |
3084 | buf, kb_per_sec / 1024, | |
3085 | sec_remaining / 60 / 60, | |
3086 | sec_remaining / 60 % 60, | |
3087 | sec_remaining % 60); | |
3088 | ||
3089 | zcb->zcb_lastprint = now; | |
3090 | } | |
3091 | ||
34dc7c2f BB |
3092 | return (0); |
3093 | } | |
3094 | ||
428870ff | 3095 | static void |
93cf2076 | 3096 | zdb_leak(void *arg, uint64_t start, uint64_t size) |
428870ff | 3097 | { |
93cf2076 | 3098 | vdev_t *vd = arg; |
428870ff BB |
3099 | |
3100 | (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", | |
3101 | (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); | |
3102 | } | |
3103 | ||
93cf2076 | 3104 | static metaslab_ops_t zdb_metaslab_ops = { |
f3a7f661 | 3105 | NULL /* alloc */ |
428870ff BB |
3106 | }; |
3107 | ||
3108 | static void | |
3109 | zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
3110 | { | |
3111 | ddt_bookmark_t ddb = { 0 }; | |
3112 | ddt_entry_t dde; | |
3113 | int error; | |
d6320ddb | 3114 | int p; |
428870ff BB |
3115 | |
3116 | while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { | |
3117 | blkptr_t blk; | |
3118 | ddt_phys_t *ddp = dde.dde_phys; | |
3119 | ||
3120 | if (ddb.ddb_class == DDT_CLASS_UNIQUE) | |
3121 | return; | |
3122 | ||
3123 | ASSERT(ddt_phys_total_refcnt(&dde) > 1); | |
3124 | ||
d6320ddb | 3125 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
3126 | if (ddp->ddp_phys_birth == 0) |
3127 | continue; | |
3128 | ddt_bp_create(ddb.ddb_checksum, | |
3129 | &dde.dde_key, ddp, &blk); | |
3130 | if (p == DDT_PHYS_DITTO) { | |
3131 | zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); | |
3132 | } else { | |
3133 | zcb->zcb_dedup_asize += | |
3134 | BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); | |
3135 | zcb->zcb_dedup_blocks++; | |
3136 | } | |
3137 | } | |
3138 | if (!dump_opt['L']) { | |
3139 | ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; | |
3140 | ddt_enter(ddt); | |
3141 | VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); | |
3142 | ddt_exit(ddt); | |
3143 | } | |
3144 | } | |
3145 | ||
3146 | ASSERT(error == ENOENT); | |
3147 | } | |
3148 | ||
3149 | static void | |
3150 | zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
3151 | { | |
3152 | zcb->zcb_spa = spa; | |
0ec07248 | 3153 | uint64_t c, m; |
428870ff BB |
3154 | |
3155 | if (!dump_opt['L']) { | |
3156 | vdev_t *rvd = spa->spa_root_vdev; | |
4e21fd06 DB |
3157 | |
3158 | /* | |
3159 | * We are going to be changing the meaning of the metaslab's | |
3160 | * ms_tree. Ensure that the allocator doesn't try to | |
3161 | * use the tree. | |
3162 | */ | |
3163 | spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; | |
3164 | spa->spa_log_class->mc_ops = &zdb_metaslab_ops; | |
3165 | ||
d6320ddb | 3166 | for (c = 0; c < rvd->vdev_children; c++) { |
428870ff | 3167 | vdev_t *vd = rvd->vdev_child[c]; |
beabc5e4 | 3168 | ASSERTV(metaslab_group_t *mg = vd->vdev_mg); |
d6320ddb | 3169 | for (m = 0; m < vd->vdev_ms_count; m++) { |
428870ff | 3170 | metaslab_t *msp = vd->vdev_ms[m]; |
4e21fd06 | 3171 | ASSERT3P(msp->ms_group, ==, mg); |
428870ff | 3172 | mutex_enter(&msp->ms_lock); |
93cf2076 GW |
3173 | metaslab_unload(msp); |
3174 | ||
3175 | /* | |
3176 | * For leak detection, we overload the metaslab | |
3177 | * ms_tree to contain allocated segments | |
3178 | * instead of free segments. As a result, | |
3179 | * we can't use the normal metaslab_load/unload | |
3180 | * interfaces. | |
3181 | */ | |
3182 | if (msp->ms_sm != NULL) { | |
0ec07248 MA |
3183 | (void) fprintf(stderr, |
3184 | "\rloading space map for " | |
3185 | "vdev %llu of %llu, " | |
3186 | "metaslab %llu of %llu ...", | |
3187 | (longlong_t)c, | |
3188 | (longlong_t)rvd->vdev_children, | |
3189 | (longlong_t)m, | |
3190 | (longlong_t)vd->vdev_ms_count); | |
3191 | ||
e5fd1dd6 MA |
3192 | /* |
3193 | * We don't want to spend the CPU | |
3194 | * manipulating the size-ordered | |
3195 | * tree, so clear the range_tree | |
3196 | * ops. | |
3197 | */ | |
3198 | msp->ms_tree->rt_ops = NULL; | |
93cf2076 GW |
3199 | VERIFY0(space_map_load(msp->ms_sm, |
3200 | msp->ms_tree, SM_ALLOC)); | |
4e21fd06 DB |
3201 | |
3202 | if (!msp->ms_loaded) | |
3203 | msp->ms_loaded = B_TRUE; | |
93cf2076 | 3204 | } |
428870ff BB |
3205 | mutex_exit(&msp->ms_lock); |
3206 | } | |
3207 | } | |
0ec07248 | 3208 | (void) fprintf(stderr, "\n"); |
428870ff BB |
3209 | } |
3210 | ||
3211 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
3212 | ||
3213 | zdb_ddt_leak_init(spa, zcb); | |
3214 | ||
3215 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
3216 | } | |
3217 | ||
3218 | static void | |
3219 | zdb_leak_fini(spa_t *spa) | |
3220 | { | |
d6320ddb BB |
3221 | int c, m; |
3222 | ||
428870ff BB |
3223 | if (!dump_opt['L']) { |
3224 | vdev_t *rvd = spa->spa_root_vdev; | |
d6320ddb | 3225 | for (c = 0; c < rvd->vdev_children; c++) { |
428870ff | 3226 | vdev_t *vd = rvd->vdev_child[c]; |
beabc5e4 | 3227 | ASSERTV(metaslab_group_t *mg = vd->vdev_mg); |
d6320ddb | 3228 | for (m = 0; m < vd->vdev_ms_count; m++) { |
428870ff | 3229 | metaslab_t *msp = vd->vdev_ms[m]; |
4e21fd06 | 3230 | ASSERT3P(mg, ==, msp->ms_group); |
428870ff | 3231 | mutex_enter(&msp->ms_lock); |
93cf2076 GW |
3232 | |
3233 | /* | |
3234 | * The ms_tree has been overloaded to | |
3235 | * contain allocated segments. Now that we | |
3236 | * finished traversing all blocks, any | |
3237 | * block that remains in the ms_tree | |
3238 | * represents an allocated block that we | |
3239 | * did not claim during the traversal. | |
3240 | * Claimed blocks would have been removed | |
3241 | * from the ms_tree. | |
3242 | */ | |
3243 | range_tree_vacate(msp->ms_tree, zdb_leak, vd); | |
4e21fd06 DB |
3244 | |
3245 | if (msp->ms_loaded) | |
3246 | msp->ms_loaded = B_FALSE; | |
93cf2076 | 3247 | |
428870ff BB |
3248 | mutex_exit(&msp->ms_lock); |
3249 | } | |
3250 | } | |
3251 | } | |
3252 | } | |
3253 | ||
3254 | /* ARGSUSED */ | |
3255 | static int | |
3256 | count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
3257 | { | |
3258 | zdb_cb_t *zcb = arg; | |
3259 | ||
d5869641 | 3260 | if (dump_opt['b'] >= 5) { |
428870ff | 3261 | char blkbuf[BP_SPRINTF_LEN]; |
b0bc7a84 | 3262 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
3263 | (void) printf("[%s] %s\n", |
3264 | "deferred free", blkbuf); | |
3265 | } | |
3266 | zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); | |
3267 | return (0); | |
3268 | } | |
3269 | ||
34dc7c2f BB |
3270 | static int |
3271 | dump_block_stats(spa_t *spa) | |
3272 | { | |
2598c001 | 3273 | zdb_cb_t zcb; |
34dc7c2f | 3274 | zdb_blkstats_t *zb, *tzb; |
428870ff BB |
3275 | uint64_t norm_alloc, norm_space, total_alloc, total_found; |
3276 | int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD; | |
9b67f605 | 3277 | boolean_t leaks = B_FALSE; |
e022864d | 3278 | int e, c; |
9b67f605 | 3279 | bp_embedded_type_t i; |
34dc7c2f | 3280 | |
d5869641 | 3281 | (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", |
428870ff BB |
3282 | (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", |
3283 | (dump_opt['c'] == 1) ? "metadata " : "", | |
3284 | dump_opt['c'] ? "checksums " : "", | |
3285 | (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", | |
3286 | !dump_opt['L'] ? "nothing leaked " : ""); | |
34dc7c2f BB |
3287 | |
3288 | /* | |
b128c09f BB |
3289 | * Load all space maps as SM_ALLOC maps, then traverse the pool |
3290 | * claiming each block we discover. If the pool is perfectly | |
3291 | * consistent, the space maps will be empty when we're done. | |
3292 | * Anything left over is a leak; any block we can't claim (because | |
3293 | * it's not part of any space map) is a double allocation, | |
3294 | * reference to a freed block, or an unclaimed log block. | |
34dc7c2f | 3295 | */ |
d1d7e268 | 3296 | bzero(&zcb, sizeof (zdb_cb_t)); |
428870ff | 3297 | zdb_leak_init(spa, &zcb); |
34dc7c2f BB |
3298 | |
3299 | /* | |
3300 | * If there's a deferred-free bplist, process that first. | |
3301 | */ | |
428870ff BB |
3302 | (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, |
3303 | count_block_cb, &zcb, NULL); | |
13fe0198 MA |
3304 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
3305 | (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, | |
3306 | count_block_cb, &zcb, NULL); | |
3307 | } | |
fa86b5db | 3308 | if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
3309 | VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, |
3310 | spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, | |
3311 | &zcb, NULL)); | |
3312 | } | |
34dc7c2f | 3313 | |
428870ff BB |
3314 | if (dump_opt['c'] > 1) |
3315 | flags |= TRAVERSE_PREFETCH_DATA; | |
34dc7c2f | 3316 | |
d5869641 MA |
3317 | zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); |
3318 | zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); | |
428870ff | 3319 | zcb.zcb_haderrors |= traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); |
34dc7c2f | 3320 | |
5853fe79 GW |
3321 | /* |
3322 | * If we've traversed the data blocks then we need to wait for those | |
3323 | * I/Os to complete. We leverage "The Godfather" zio to wait on | |
3324 | * all async I/Os to complete. | |
3325 | */ | |
3326 | if (dump_opt['c']) { | |
e022864d MA |
3327 | for (c = 0; c < max_ncpus; c++) { |
3328 | (void) zio_wait(spa->spa_async_zio_root[c]); | |
3329 | spa->spa_async_zio_root[c] = zio_root(spa, NULL, NULL, | |
3330 | ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | | |
3331 | ZIO_FLAG_GODFATHER); | |
3332 | } | |
5853fe79 GW |
3333 | } |
3334 | ||
428870ff | 3335 | if (zcb.zcb_haderrors) { |
34dc7c2f BB |
3336 | (void) printf("\nError counts:\n\n"); |
3337 | (void) printf("\t%5s %s\n", "errno", "count"); | |
d6320ddb | 3338 | for (e = 0; e < 256; e++) { |
34dc7c2f BB |
3339 | if (zcb.zcb_errors[e] != 0) { |
3340 | (void) printf("\t%5d %llu\n", | |
3341 | e, (u_longlong_t)zcb.zcb_errors[e]); | |
3342 | } | |
3343 | } | |
3344 | } | |
3345 | ||
3346 | /* | |
3347 | * Report any leaked segments. | |
3348 | */ | |
428870ff | 3349 | zdb_leak_fini(spa); |
34dc7c2f | 3350 | |
428870ff | 3351 | tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; |
34dc7c2f | 3352 | |
428870ff BB |
3353 | norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); |
3354 | norm_space = metaslab_class_get_space(spa_normal_class(spa)); | |
34dc7c2f | 3355 | |
428870ff BB |
3356 | total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa)); |
3357 | total_found = tzb->zb_asize - zcb.zcb_dedup_asize; | |
34dc7c2f | 3358 | |
428870ff | 3359 | if (total_found == total_alloc) { |
fb5f0bc8 BB |
3360 | if (!dump_opt['L']) |
3361 | (void) printf("\n\tNo leaks (block sum matches space" | |
3362 | " maps exactly)\n"); | |
34dc7c2f BB |
3363 | } else { |
3364 | (void) printf("block traversal size %llu != alloc %llu " | |
fb5f0bc8 | 3365 | "(%s %lld)\n", |
428870ff BB |
3366 | (u_longlong_t)total_found, |
3367 | (u_longlong_t)total_alloc, | |
fb5f0bc8 | 3368 | (dump_opt['L']) ? "unreachable" : "leaked", |
428870ff | 3369 | (longlong_t)(total_alloc - total_found)); |
9b67f605 | 3370 | leaks = B_TRUE; |
34dc7c2f BB |
3371 | } |
3372 | ||
3373 | if (tzb->zb_count == 0) | |
3374 | return (2); | |
3375 | ||
3376 | (void) printf("\n"); | |
3377 | (void) printf("\tbp count: %10llu\n", | |
3378 | (u_longlong_t)tzb->zb_count); | |
83017311 MA |
3379 | (void) printf("\tganged count: %10llu\n", |
3380 | (longlong_t)tzb->zb_gangs); | |
428870ff | 3381 | (void) printf("\tbp logical: %10llu avg: %6llu\n", |
34dc7c2f BB |
3382 | (u_longlong_t)tzb->zb_lsize, |
3383 | (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); | |
428870ff BB |
3384 | (void) printf("\tbp physical: %10llu avg:" |
3385 | " %6llu compression: %6.2f\n", | |
34dc7c2f BB |
3386 | (u_longlong_t)tzb->zb_psize, |
3387 | (u_longlong_t)(tzb->zb_psize / tzb->zb_count), | |
3388 | (double)tzb->zb_lsize / tzb->zb_psize); | |
428870ff BB |
3389 | (void) printf("\tbp allocated: %10llu avg:" |
3390 | " %6llu compression: %6.2f\n", | |
34dc7c2f BB |
3391 | (u_longlong_t)tzb->zb_asize, |
3392 | (u_longlong_t)(tzb->zb_asize / tzb->zb_count), | |
3393 | (double)tzb->zb_lsize / tzb->zb_asize); | |
428870ff BB |
3394 | (void) printf("\tbp deduped: %10llu ref>1:" |
3395 | " %6llu deduplication: %6.2f\n", | |
3396 | (u_longlong_t)zcb.zcb_dedup_asize, | |
3397 | (u_longlong_t)zcb.zcb_dedup_blocks, | |
3398 | (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); | |
3399 | (void) printf("\tSPA allocated: %10llu used: %5.2f%%\n", | |
3400 | (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); | |
34dc7c2f | 3401 | |
9b67f605 MA |
3402 | for (i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { |
3403 | if (zcb.zcb_embedded_blocks[i] == 0) | |
3404 | continue; | |
3405 | (void) printf("\n"); | |
3406 | (void) printf("\tadditional, non-pointer bps of type %u: " | |
3407 | "%10llu\n", | |
3408 | i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); | |
3409 | ||
3410 | if (dump_opt['b'] >= 3) { | |
3411 | (void) printf("\t number of (compressed) bytes: " | |
3412 | "number of bps\n"); | |
3413 | dump_histogram(zcb.zcb_embedded_histogram[i], | |
3414 | sizeof (zcb.zcb_embedded_histogram[i]) / | |
3415 | sizeof (zcb.zcb_embedded_histogram[i][0]), 0); | |
3416 | } | |
3417 | } | |
3418 | ||
83017311 MA |
3419 | if (tzb->zb_ditto_samevdev != 0) { |
3420 | (void) printf("\tDittoed blocks on same vdev: %llu\n", | |
3421 | (longlong_t)tzb->zb_ditto_samevdev); | |
3422 | } | |
3423 | ||
34dc7c2f BB |
3424 | if (dump_opt['b'] >= 2) { |
3425 | int l, t, level; | |
3426 | (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" | |
3427 | "\t avg\t comp\t%%Total\tType\n"); | |
3428 | ||
428870ff BB |
3429 | for (t = 0; t <= ZDB_OT_TOTAL; t++) { |
3430 | char csize[32], lsize[32], psize[32], asize[32]; | |
83017311 | 3431 | char avg[32], gang[32]; |
34dc7c2f BB |
3432 | char *typename; |
3433 | ||
428870ff BB |
3434 | if (t < DMU_OT_NUMTYPES) |
3435 | typename = dmu_ot[t].ot_name; | |
3436 | else | |
3437 | typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; | |
34dc7c2f BB |
3438 | |
3439 | if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { | |
3440 | (void) printf("%6s\t%5s\t%5s\t%5s" | |
3441 | "\t%5s\t%5s\t%6s\t%s\n", | |
3442 | "-", | |
3443 | "-", | |
3444 | "-", | |
3445 | "-", | |
3446 | "-", | |
3447 | "-", | |
3448 | "-", | |
3449 | typename); | |
3450 | continue; | |
3451 | } | |
3452 | ||
3453 | for (l = ZB_TOTAL - 1; l >= -1; l--) { | |
3454 | level = (l == -1 ? ZB_TOTAL : l); | |
3455 | zb = &zcb.zcb_type[level][t]; | |
3456 | ||
3457 | if (zb->zb_asize == 0) | |
3458 | continue; | |
3459 | ||
3460 | if (dump_opt['b'] < 3 && level != ZB_TOTAL) | |
3461 | continue; | |
3462 | ||
3463 | if (level == 0 && zb->zb_asize == | |
3464 | zcb.zcb_type[ZB_TOTAL][t].zb_asize) | |
3465 | continue; | |
3466 | ||
428870ff BB |
3467 | zdb_nicenum(zb->zb_count, csize); |
3468 | zdb_nicenum(zb->zb_lsize, lsize); | |
3469 | zdb_nicenum(zb->zb_psize, psize); | |
3470 | zdb_nicenum(zb->zb_asize, asize); | |
3471 | zdb_nicenum(zb->zb_asize / zb->zb_count, avg); | |
83017311 | 3472 | zdb_nicenum(zb->zb_gangs, gang); |
34dc7c2f BB |
3473 | |
3474 | (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" | |
3475 | "\t%5.2f\t%6.2f\t", | |
3476 | csize, lsize, psize, asize, avg, | |
3477 | (double)zb->zb_lsize / zb->zb_psize, | |
3478 | 100.0 * zb->zb_asize / tzb->zb_asize); | |
3479 | ||
3480 | if (level == ZB_TOTAL) | |
3481 | (void) printf("%s\n", typename); | |
3482 | else | |
3483 | (void) printf(" L%d %s\n", | |
3484 | level, typename); | |
d5869641 | 3485 | |
83017311 MA |
3486 | if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { |
3487 | (void) printf("\t number of ganged " | |
3488 | "blocks: %s\n", gang); | |
3489 | } | |
3490 | ||
d5869641 MA |
3491 | if (dump_opt['b'] >= 4) { |
3492 | (void) printf("psize " | |
3493 | "(in 512-byte sectors): " | |
3494 | "number of blocks\n"); | |
3495 | dump_histogram(zb->zb_psize_histogram, | |
93cf2076 | 3496 | PSIZE_HISTO_SIZE, 0); |
d5869641 | 3497 | } |
34dc7c2f BB |
3498 | } |
3499 | } | |
3500 | } | |
3501 | ||
3502 | (void) printf("\n"); | |
3503 | ||
3504 | if (leaks) | |
3505 | return (2); | |
3506 | ||
3507 | if (zcb.zcb_haderrors) | |
3508 | return (3); | |
3509 | ||
3510 | return (0); | |
3511 | } | |
3512 | ||
428870ff BB |
3513 | typedef struct zdb_ddt_entry { |
3514 | ddt_key_t zdde_key; | |
3515 | uint64_t zdde_ref_blocks; | |
3516 | uint64_t zdde_ref_lsize; | |
3517 | uint64_t zdde_ref_psize; | |
3518 | uint64_t zdde_ref_dsize; | |
3519 | avl_node_t zdde_node; | |
3520 | } zdb_ddt_entry_t; | |
3521 | ||
3522 | /* ARGSUSED */ | |
3523 | static int | |
3524 | zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, | |
5dbd68a3 | 3525 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
428870ff BB |
3526 | { |
3527 | avl_tree_t *t = arg; | |
3528 | avl_index_t where; | |
3529 | zdb_ddt_entry_t *zdde, zdde_search; | |
3530 | ||
fcff0f35 | 3531 | if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) |
428870ff BB |
3532 | return (0); |
3533 | ||
3534 | if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { | |
3535 | (void) printf("traversing objset %llu, %llu objects, " | |
3536 | "%lu blocks so far\n", | |
3537 | (u_longlong_t)zb->zb_objset, | |
9b67f605 | 3538 | (u_longlong_t)BP_GET_FILL(bp), |
428870ff BB |
3539 | avl_numnodes(t)); |
3540 | } | |
3541 | ||
3542 | if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || | |
9ae529ec | 3543 | BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) |
428870ff BB |
3544 | return (0); |
3545 | ||
3546 | ddt_key_fill(&zdde_search.zdde_key, bp); | |
3547 | ||
3548 | zdde = avl_find(t, &zdde_search, &where); | |
3549 | ||
3550 | if (zdde == NULL) { | |
3551 | zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); | |
3552 | zdde->zdde_key = zdde_search.zdde_key; | |
3553 | avl_insert(t, zdde, where); | |
3554 | } | |
3555 | ||
3556 | zdde->zdde_ref_blocks += 1; | |
3557 | zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); | |
3558 | zdde->zdde_ref_psize += BP_GET_PSIZE(bp); | |
3559 | zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); | |
3560 | ||
3561 | return (0); | |
3562 | } | |
3563 | ||
3564 | static void | |
3565 | dump_simulated_ddt(spa_t *spa) | |
3566 | { | |
3567 | avl_tree_t t; | |
3568 | void *cookie = NULL; | |
3569 | zdb_ddt_entry_t *zdde; | |
2598c001 BB |
3570 | ddt_histogram_t ddh_total; |
3571 | ddt_stat_t dds_total; | |
3572 | ||
3573 | bzero(&ddh_total, sizeof (ddt_histogram_t)); | |
3574 | bzero(&dds_total, sizeof (ddt_stat_t)); | |
428870ff BB |
3575 | |
3576 | avl_create(&t, ddt_entry_compare, | |
3577 | sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); | |
3578 | ||
3579 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
3580 | ||
3581 | (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA, | |
3582 | zdb_ddt_add_cb, &t); | |
3583 | ||
3584 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
3585 | ||
3586 | while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { | |
3587 | ddt_stat_t dds; | |
3588 | uint64_t refcnt = zdde->zdde_ref_blocks; | |
3589 | ASSERT(refcnt != 0); | |
3590 | ||
3591 | dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; | |
3592 | dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; | |
3593 | dds.dds_psize = zdde->zdde_ref_psize / refcnt; | |
3594 | dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; | |
3595 | ||
3596 | dds.dds_ref_blocks = zdde->zdde_ref_blocks; | |
3597 | dds.dds_ref_lsize = zdde->zdde_ref_lsize; | |
3598 | dds.dds_ref_psize = zdde->zdde_ref_psize; | |
3599 | dds.dds_ref_dsize = zdde->zdde_ref_dsize; | |
3600 | ||
9bd274dd MA |
3601 | ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], |
3602 | &dds, 0); | |
428870ff BB |
3603 | |
3604 | umem_free(zdde, sizeof (*zdde)); | |
3605 | } | |
3606 | ||
3607 | avl_destroy(&t); | |
3608 | ||
3609 | ddt_histogram_stat(&dds_total, &ddh_total); | |
3610 | ||
3611 | (void) printf("Simulated DDT histogram:\n"); | |
3612 | ||
3613 | zpool_dump_ddt(&dds_total, &ddh_total); | |
3614 | ||
3615 | dump_dedup_ratio(&dds_total); | |
3616 | } | |
3617 | ||
34dc7c2f BB |
3618 | static void |
3619 | dump_zpool(spa_t *spa) | |
3620 | { | |
3621 | dsl_pool_t *dp = spa_get_dsl(spa); | |
3622 | int rc = 0; | |
3623 | ||
428870ff BB |
3624 | if (dump_opt['S']) { |
3625 | dump_simulated_ddt(spa); | |
3626 | return; | |
3627 | } | |
3628 | ||
3629 | if (!dump_opt['e'] && dump_opt['C'] > 1) { | |
3630 | (void) printf("\nCached configuration:\n"); | |
3631 | dump_nvlist(spa->spa_config, 8); | |
3632 | } | |
3633 | ||
3634 | if (dump_opt['C']) | |
3635 | dump_config(spa); | |
3636 | ||
34dc7c2f | 3637 | if (dump_opt['u']) |
428870ff | 3638 | dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); |
34dc7c2f | 3639 | |
428870ff BB |
3640 | if (dump_opt['D']) |
3641 | dump_all_ddts(spa); | |
3642 | ||
3643 | if (dump_opt['d'] > 2 || dump_opt['m']) | |
3644 | dump_metaslabs(spa); | |
f3a7f661 GW |
3645 | if (dump_opt['M']) |
3646 | dump_metaslab_groups(spa); | |
428870ff BB |
3647 | |
3648 | if (dump_opt['d'] || dump_opt['i']) { | |
241b5415 | 3649 | spa_feature_t f; |
784652c1 | 3650 | |
34dc7c2f BB |
3651 | dump_dir(dp->dp_meta_objset); |
3652 | if (dump_opt['d'] >= 3) { | |
252e1a54 | 3653 | dump_full_bpobj(&spa->spa_deferred_bpobj, |
d1fada1e | 3654 | "Deferred frees", 0); |
428870ff | 3655 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
252e1a54 MA |
3656 | dump_full_bpobj( |
3657 | &spa->spa_dsl_pool->dp_free_bpobj, | |
d1fada1e | 3658 | "Pool snapshot frees", 0); |
9ae529ec CS |
3659 | } |
3660 | ||
3661 | if (spa_feature_is_active(spa, | |
fa86b5db | 3662 | SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
3663 | dump_bptree(spa->spa_meta_objset, |
3664 | spa->spa_dsl_pool->dp_bptree_obj, | |
3665 | "Pool dataset frees"); | |
428870ff | 3666 | } |
34dc7c2f | 3667 | dump_dtl(spa->spa_root_vdev, 0); |
34dc7c2f | 3668 | } |
428870ff BB |
3669 | (void) dmu_objset_find(spa_name(spa), dump_one_dir, |
3670 | NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); | |
f1512ee6 | 3671 | |
241b5415 MA |
3672 | for (f = 0; f < SPA_FEATURES; f++) { |
3673 | uint64_t refcount; | |
3674 | ||
3675 | if (!(spa_feature_table[f].fi_flags & | |
a39ce906 GM |
3676 | ZFEATURE_FLAG_PER_DATASET) || |
3677 | !spa_feature_is_enabled(spa, f)) { | |
241b5415 MA |
3678 | ASSERT0(dataset_feature_count[f]); |
3679 | continue; | |
3680 | } | |
3681 | if (feature_get_refcount(spa, &spa_feature_table[f], | |
3682 | &refcount) == ENOTSUP) | |
3683 | continue; | |
3684 | if (dataset_feature_count[f] != refcount) { | |
3685 | (void) printf("%s feature refcount mismatch: " | |
3686 | "%lld datasets != %lld refcount\n", | |
3687 | spa_feature_table[f].fi_uname, | |
3688 | (longlong_t)dataset_feature_count[f], | |
784652c1 DB |
3689 | (longlong_t)refcount); |
3690 | rc = 2; | |
3691 | } else { | |
241b5415 MA |
3692 | (void) printf("Verified %s feature refcount " |
3693 | "of %llu is correct\n", | |
3694 | spa_feature_table[f].fi_uname, | |
784652c1 DB |
3695 | (longlong_t)refcount); |
3696 | } | |
f1512ee6 | 3697 | } |
34dc7c2f | 3698 | } |
f1512ee6 | 3699 | if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) |
34dc7c2f BB |
3700 | rc = dump_block_stats(spa); |
3701 | ||
93cf2076 GW |
3702 | if (rc == 0) |
3703 | rc = verify_spacemap_refcounts(spa); | |
3704 | ||
34dc7c2f BB |
3705 | if (dump_opt['s']) |
3706 | show_pool_stats(spa); | |
3707 | ||
428870ff BB |
3708 | if (dump_opt['h']) |
3709 | dump_history(spa); | |
3710 | ||
fa603f82 GM |
3711 | if (rc != 0) { |
3712 | dump_debug_buffer(); | |
34dc7c2f | 3713 | exit(rc); |
fa603f82 | 3714 | } |
34dc7c2f BB |
3715 | } |
3716 | ||
3717 | #define ZDB_FLAG_CHECKSUM 0x0001 | |
3718 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
3719 | #define ZDB_FLAG_BSWAP 0x0004 | |
3720 | #define ZDB_FLAG_GBH 0x0008 | |
3721 | #define ZDB_FLAG_INDIRECT 0x0010 | |
3722 | #define ZDB_FLAG_PHYS 0x0020 | |
3723 | #define ZDB_FLAG_RAW 0x0040 | |
3724 | #define ZDB_FLAG_PRINT_BLKPTR 0x0080 | |
3725 | ||
3726 | int flagbits[256]; | |
3727 | ||
3728 | static void | |
3729 | zdb_print_blkptr(blkptr_t *bp, int flags) | |
3730 | { | |
428870ff | 3731 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
3732 | |
3733 | if (flags & ZDB_FLAG_BSWAP) | |
3734 | byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); | |
428870ff | 3735 | |
b0bc7a84 | 3736 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff | 3737 | (void) printf("%s\n", blkbuf); |
34dc7c2f BB |
3738 | } |
3739 | ||
3740 | static void | |
3741 | zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) | |
3742 | { | |
3743 | int i; | |
3744 | ||
3745 | for (i = 0; i < nbps; i++) | |
3746 | zdb_print_blkptr(&bp[i], flags); | |
3747 | } | |
3748 | ||
3749 | static void | |
3750 | zdb_dump_gbh(void *buf, int flags) | |
3751 | { | |
3752 | zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); | |
3753 | } | |
3754 | ||
3755 | static void | |
3756 | zdb_dump_block_raw(void *buf, uint64_t size, int flags) | |
3757 | { | |
3758 | if (flags & ZDB_FLAG_BSWAP) | |
3759 | byteswap_uint64_array(buf, size); | |
0e5b68e0 | 3760 | VERIFY(write(fileno(stdout), buf, size) == size); |
34dc7c2f BB |
3761 | } |
3762 | ||
3763 | static void | |
3764 | zdb_dump_block(char *label, void *buf, uint64_t size, int flags) | |
3765 | { | |
3766 | uint64_t *d = (uint64_t *)buf; | |
3767 | int nwords = size / sizeof (uint64_t); | |
3768 | int do_bswap = !!(flags & ZDB_FLAG_BSWAP); | |
3769 | int i, j; | |
3770 | char *hdr, *c; | |
3771 | ||
3772 | ||
3773 | if (do_bswap) | |
3774 | hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; | |
3775 | else | |
3776 | hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; | |
3777 | ||
3778 | (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); | |
3779 | ||
a179a3aa | 3780 | #ifdef _LITTLE_ENDIAN |
4e33ba4c | 3781 | /* correct the endianness */ |
a179a3aa CC |
3782 | do_bswap = !do_bswap; |
3783 | #endif | |
34dc7c2f BB |
3784 | for (i = 0; i < nwords; i += 2) { |
3785 | (void) printf("%06llx: %016llx %016llx ", | |
3786 | (u_longlong_t)(i * sizeof (uint64_t)), | |
3787 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), | |
3788 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); | |
3789 | ||
3790 | c = (char *)&d[i]; | |
3791 | for (j = 0; j < 2 * sizeof (uint64_t); j++) | |
3792 | (void) printf("%c", isprint(c[j]) ? c[j] : '.'); | |
3793 | (void) printf("\n"); | |
3794 | } | |
3795 | } | |
3796 | ||
3797 | /* | |
3798 | * There are two acceptable formats: | |
3799 | * leaf_name - For example: c1t0d0 or /tmp/ztest.0a | |
3800 | * child[.child]* - For example: 0.1.1 | |
3801 | * | |
3802 | * The second form can be used to specify arbitrary vdevs anywhere | |
4e33ba4c | 3803 | * in the hierarchy. For example, in a pool with a mirror of |
34dc7c2f BB |
3804 | * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . |
3805 | */ | |
3806 | static vdev_t * | |
3807 | zdb_vdev_lookup(vdev_t *vdev, char *path) | |
3808 | { | |
3809 | char *s, *p, *q; | |
3810 | int i; | |
3811 | ||
3812 | if (vdev == NULL) | |
3813 | return (NULL); | |
3814 | ||
3815 | /* First, assume the x.x.x.x format */ | |
3816 | i = (int)strtoul(path, &s, 10); | |
3817 | if (s == path || (s && *s != '.' && *s != '\0')) | |
3818 | goto name; | |
3819 | if (i < 0 || i >= vdev->vdev_children) | |
3820 | return (NULL); | |
3821 | ||
3822 | vdev = vdev->vdev_child[i]; | |
aed0e9f3 | 3823 | if (s && *s == '\0') |
34dc7c2f BB |
3824 | return (vdev); |
3825 | return (zdb_vdev_lookup(vdev, s+1)); | |
3826 | ||
3827 | name: | |
3828 | for (i = 0; i < vdev->vdev_children; i++) { | |
3829 | vdev_t *vc = vdev->vdev_child[i]; | |
3830 | ||
3831 | if (vc->vdev_path == NULL) { | |
3832 | vc = zdb_vdev_lookup(vc, path); | |
3833 | if (vc == NULL) | |
3834 | continue; | |
3835 | else | |
3836 | return (vc); | |
3837 | } | |
3838 | ||
3839 | p = strrchr(vc->vdev_path, '/'); | |
3840 | p = p ? p + 1 : vc->vdev_path; | |
3841 | q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; | |
3842 | ||
3843 | if (strcmp(vc->vdev_path, path) == 0) | |
3844 | return (vc); | |
3845 | if (strcmp(p, path) == 0) | |
3846 | return (vc); | |
3847 | if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) | |
3848 | return (vc); | |
3849 | } | |
3850 | ||
3851 | return (NULL); | |
3852 | } | |
3853 | ||
a6255b7f DQ |
3854 | /* ARGSUSED */ |
3855 | static int | |
3856 | random_get_pseudo_bytes_cb(void *buf, size_t len, void *unused) | |
3857 | { | |
3858 | return (random_get_pseudo_bytes(buf, len)); | |
3859 | } | |
3860 | ||
34dc7c2f BB |
3861 | /* |
3862 | * Read a block from a pool and print it out. The syntax of the | |
3863 | * block descriptor is: | |
3864 | * | |
3865 | * pool:vdev_specifier:offset:size[:flags] | |
3866 | * | |
3867 | * pool - The name of the pool you wish to read from | |
3868 | * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) | |
3869 | * offset - offset, in hex, in bytes | |
3870 | * size - Amount of data to read, in hex, in bytes | |
3871 | * flags - A string of characters specifying options | |
3872 | * b: Decode a blkptr at given offset within block | |
3873 | * *c: Calculate and display checksums | |
428870ff | 3874 | * d: Decompress data before dumping |
34dc7c2f | 3875 | * e: Byteswap data before dumping |
428870ff BB |
3876 | * g: Display data as a gang block header |
3877 | * i: Display as an indirect block | |
34dc7c2f BB |
3878 | * p: Do I/O to physical offset |
3879 | * r: Dump raw data to stdout | |
3880 | * | |
3881 | * * = not yet implemented | |
3882 | */ | |
3883 | static void | |
428870ff | 3884 | zdb_read_block(char *thing, spa_t *spa) |
34dc7c2f | 3885 | { |
428870ff BB |
3886 | blkptr_t blk, *bp = &blk; |
3887 | dva_t *dva = bp->blk_dva; | |
34dc7c2f | 3888 | int flags = 0; |
428870ff | 3889 | uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; |
34dc7c2f BB |
3890 | zio_t *zio; |
3891 | vdev_t *vd; | |
a6255b7f DQ |
3892 | abd_t *pabd; |
3893 | void *lbuf, *buf; | |
428870ff BB |
3894 | char *s, *p, *dup, *vdev, *flagstr; |
3895 | int i, error; | |
84c07ada | 3896 | boolean_t borrowed = B_FALSE; |
34dc7c2f BB |
3897 | |
3898 | dup = strdup(thing); | |
3899 | s = strtok(dup, ":"); | |
34dc7c2f BB |
3900 | vdev = s ? s : ""; |
3901 | s = strtok(NULL, ":"); | |
3902 | offset = strtoull(s ? s : "", NULL, 16); | |
3903 | s = strtok(NULL, ":"); | |
3904 | size = strtoull(s ? s : "", NULL, 16); | |
3905 | s = strtok(NULL, ":"); | |
3906 | flagstr = s ? s : ""; | |
3907 | ||
3908 | s = NULL; | |
3909 | if (size == 0) | |
3910 | s = "size must not be zero"; | |
3911 | if (!IS_P2ALIGNED(size, DEV_BSIZE)) | |
3912 | s = "size must be a multiple of sector size"; | |
3913 | if (!IS_P2ALIGNED(offset, DEV_BSIZE)) | |
3914 | s = "offset must be a multiple of sector size"; | |
3915 | if (s) { | |
3916 | (void) printf("Invalid block specifier: %s - %s\n", thing, s); | |
3917 | free(dup); | |
3918 | return; | |
3919 | } | |
3920 | ||
3921 | for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { | |
3922 | for (i = 0; flagstr[i]; i++) { | |
3923 | int bit = flagbits[(uchar_t)flagstr[i]]; | |
3924 | ||
3925 | if (bit == 0) { | |
3926 | (void) printf("***Invalid flag: %c\n", | |
3927 | flagstr[i]); | |
3928 | continue; | |
3929 | } | |
3930 | flags |= bit; | |
3931 | ||
3932 | /* If it's not something with an argument, keep going */ | |
428870ff | 3933 | if ((bit & (ZDB_FLAG_CHECKSUM | |
34dc7c2f BB |
3934 | ZDB_FLAG_PRINT_BLKPTR)) == 0) |
3935 | continue; | |
3936 | ||
3937 | p = &flagstr[i + 1]; | |
e989f19c | 3938 | if (bit == ZDB_FLAG_PRINT_BLKPTR) { |
34dc7c2f | 3939 | blkptr_offset = strtoull(p, &p, 16); |
e989f19c TC |
3940 | i = p - &flagstr[i + 1]; |
3941 | } | |
34dc7c2f BB |
3942 | if (*p != ':' && *p != '\0') { |
3943 | (void) printf("***Invalid flag arg: '%s'\n", s); | |
3944 | free(dup); | |
3945 | return; | |
3946 | } | |
3947 | } | |
3948 | } | |
3949 | ||
34dc7c2f BB |
3950 | vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); |
3951 | if (vd == NULL) { | |
3952 | (void) printf("***Invalid vdev: %s\n", vdev); | |
3953 | free(dup); | |
3954 | return; | |
3955 | } else { | |
3956 | if (vd->vdev_path) | |
428870ff BB |
3957 | (void) fprintf(stderr, "Found vdev: %s\n", |
3958 | vd->vdev_path); | |
34dc7c2f | 3959 | else |
428870ff | 3960 | (void) fprintf(stderr, "Found vdev type: %s\n", |
34dc7c2f BB |
3961 | vd->vdev_ops->vdev_op_type); |
3962 | } | |
3963 | ||
428870ff BB |
3964 | psize = size; |
3965 | lsize = size; | |
3966 | ||
84c07ada | 3967 | pabd = abd_alloc_for_io(SPA_MAXBLOCKSIZE, B_FALSE); |
428870ff BB |
3968 | lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
3969 | ||
3970 | BP_ZERO(bp); | |
34dc7c2f | 3971 | |
428870ff BB |
3972 | DVA_SET_VDEV(&dva[0], vd->vdev_id); |
3973 | DVA_SET_OFFSET(&dva[0], offset); | |
3974 | DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); | |
3975 | DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); | |
3976 | ||
3977 | BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); | |
3978 | ||
3979 | BP_SET_LSIZE(bp, lsize); | |
3980 | BP_SET_PSIZE(bp, psize); | |
3981 | BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); | |
3982 | BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); | |
3983 | BP_SET_TYPE(bp, DMU_OT_NONE); | |
3984 | BP_SET_LEVEL(bp, 0); | |
3985 | BP_SET_DEDUP(bp, 0); | |
3986 | BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); | |
34dc7c2f | 3987 | |
b128c09f | 3988 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
34dc7c2f | 3989 | zio = zio_root(spa, NULL, NULL, 0); |
428870ff BB |
3990 | |
3991 | if (vd == vd->vdev_top) { | |
3992 | /* | |
3993 | * Treat this as a normal block read. | |
3994 | */ | |
a6255b7f | 3995 | zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, |
428870ff BB |
3996 | ZIO_PRIORITY_SYNC_READ, |
3997 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); | |
3998 | } else { | |
3999 | /* | |
4000 | * Treat this as a vdev child I/O. | |
4001 | */ | |
a6255b7f DQ |
4002 | zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, |
4003 | psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, | |
428870ff BB |
4004 | ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | |
4005 | ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | | |
4006 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL, NULL)); | |
4007 | } | |
4008 | ||
34dc7c2f | 4009 | error = zio_wait(zio); |
b128c09f | 4010 | spa_config_exit(spa, SCL_STATE, FTAG); |
34dc7c2f BB |
4011 | |
4012 | if (error) { | |
4013 | (void) printf("Read of %s failed, error: %d\n", thing, error); | |
4014 | goto out; | |
4015 | } | |
4016 | ||
428870ff BB |
4017 | if (flags & ZDB_FLAG_DECOMPRESS) { |
4018 | /* | |
4019 | * We don't know how the data was compressed, so just try | |
4020 | * every decompress function at every inflated blocksize. | |
4021 | */ | |
4022 | enum zio_compress c; | |
4023 | void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); | |
4024 | void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); | |
4025 | ||
a6255b7f | 4026 | abd_copy_to_buf(pbuf2, pabd, psize); |
428870ff | 4027 | |
a6255b7f DQ |
4028 | VERIFY0(abd_iterate_func(pabd, psize, SPA_MAXBLOCKSIZE - psize, |
4029 | random_get_pseudo_bytes_cb, NULL)); | |
428870ff | 4030 | |
a6255b7f DQ |
4031 | VERIFY0(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize, |
4032 | SPA_MAXBLOCKSIZE - psize)); | |
428870ff | 4033 | |
fcf64f45 BB |
4034 | /* |
4035 | * XXX - On the one hand, with SPA_MAXBLOCKSIZE at 16MB, | |
4036 | * this could take a while and we should let the user know | |
4037 | * we are not stuck. On the other hand, printing progress | |
4038 | * info gets old after a while. What to do? | |
4039 | */ | |
4040 | for (lsize = psize + SPA_MINBLOCKSIZE; | |
4041 | lsize <= SPA_MAXBLOCKSIZE; lsize += SPA_MINBLOCKSIZE) { | |
428870ff | 4042 | for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { |
b320dd91 CC |
4043 | (void) fprintf(stderr, |
4044 | "Trying %05llx -> %05llx (%s)\n", | |
fcf64f45 BB |
4045 | (u_longlong_t)psize, (u_longlong_t)lsize, |
4046 | zio_compress_table[c].ci_name); | |
a6255b7f DQ |
4047 | if (zio_decompress_data(c, pabd, |
4048 | lbuf, psize, lsize) == 0 && | |
4049 | zio_decompress_data_buf(c, pbuf2, | |
4050 | lbuf2, psize, lsize) == 0 && | |
428870ff BB |
4051 | bcmp(lbuf, lbuf2, lsize) == 0) |
4052 | break; | |
4053 | } | |
4054 | if (c != ZIO_COMPRESS_FUNCTIONS) | |
4055 | break; | |
428870ff BB |
4056 | } |
4057 | ||
4058 | umem_free(pbuf2, SPA_MAXBLOCKSIZE); | |
4059 | umem_free(lbuf2, SPA_MAXBLOCKSIZE); | |
4060 | ||
4061 | if (lsize <= psize) { | |
4062 | (void) printf("Decompress of %s failed\n", thing); | |
4063 | goto out; | |
4064 | } | |
4065 | buf = lbuf; | |
4066 | size = lsize; | |
4067 | } else { | |
428870ff | 4068 | size = psize; |
84c07ada GN |
4069 | buf = abd_borrow_buf_copy(pabd, size); |
4070 | borrowed = B_TRUE; | |
428870ff BB |
4071 | } |
4072 | ||
34dc7c2f BB |
4073 | if (flags & ZDB_FLAG_PRINT_BLKPTR) |
4074 | zdb_print_blkptr((blkptr_t *)(void *) | |
4075 | ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); | |
4076 | else if (flags & ZDB_FLAG_RAW) | |
4077 | zdb_dump_block_raw(buf, size, flags); | |
4078 | else if (flags & ZDB_FLAG_INDIRECT) | |
4079 | zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), | |
4080 | flags); | |
4081 | else if (flags & ZDB_FLAG_GBH) | |
4082 | zdb_dump_gbh(buf, flags); | |
4083 | else | |
4084 | zdb_dump_block(thing, buf, size, flags); | |
4085 | ||
84c07ada GN |
4086 | if (borrowed) |
4087 | abd_return_buf_copy(pabd, buf, size); | |
4088 | ||
34dc7c2f | 4089 | out: |
a6255b7f | 4090 | abd_free(pabd); |
428870ff | 4091 | umem_free(lbuf, SPA_MAXBLOCKSIZE); |
34dc7c2f BB |
4092 | free(dup); |
4093 | } | |
4094 | ||
4095 | static boolean_t | |
428870ff | 4096 | pool_match(nvlist_t *cfg, char *tgt) |
34dc7c2f | 4097 | { |
428870ff | 4098 | uint64_t v, guid = strtoull(tgt, NULL, 0); |
34dc7c2f BB |
4099 | char *s; |
4100 | ||
34dc7c2f | 4101 | if (guid != 0) { |
428870ff BB |
4102 | if (nvlist_lookup_uint64(cfg, ZPOOL_CONFIG_POOL_GUID, &v) == 0) |
4103 | return (v == guid); | |
34dc7c2f | 4104 | } else { |
428870ff BB |
4105 | if (nvlist_lookup_string(cfg, ZPOOL_CONFIG_POOL_NAME, &s) == 0) |
4106 | return (strcmp(s, tgt) == 0); | |
34dc7c2f | 4107 | } |
428870ff | 4108 | return (B_FALSE); |
34dc7c2f BB |
4109 | } |
4110 | ||
428870ff BB |
4111 | static char * |
4112 | find_zpool(char **target, nvlist_t **configp, int dirc, char **dirv) | |
34dc7c2f BB |
4113 | { |
4114 | nvlist_t *pools; | |
34dc7c2f | 4115 | nvlist_t *match = NULL; |
428870ff BB |
4116 | char *name = NULL; |
4117 | char *sepp = NULL; | |
eca7b760 | 4118 | char sep = '\0'; |
428870ff BB |
4119 | int count = 0; |
4120 | importargs_t args = { 0 }; | |
34dc7c2f | 4121 | |
428870ff BB |
4122 | args.paths = dirc; |
4123 | args.path = dirv; | |
4124 | args.can_be_active = B_TRUE; | |
4125 | ||
4126 | if ((sepp = strpbrk(*target, "/@")) != NULL) { | |
4127 | sep = *sepp; | |
4128 | *sepp = '\0'; | |
4129 | } | |
4130 | ||
4131 | pools = zpool_search_import(g_zfs, &args); | |
34dc7c2f BB |
4132 | |
4133 | if (pools != NULL) { | |
4134 | nvpair_t *elem = NULL; | |
34dc7c2f BB |
4135 | while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) { |
4136 | verify(nvpair_value_nvlist(elem, configp) == 0); | |
428870ff BB |
4137 | if (pool_match(*configp, *target)) { |
4138 | count++; | |
34dc7c2f | 4139 | if (match != NULL) { |
428870ff BB |
4140 | /* print previously found config */ |
4141 | if (name != NULL) { | |
4142 | (void) printf("%s\n", name); | |
4143 | dump_nvlist(match, 8); | |
4144 | name = NULL; | |
4145 | } | |
4146 | (void) printf("%s\n", | |
4147 | nvpair_name(elem)); | |
4148 | dump_nvlist(*configp, 8); | |
34dc7c2f BB |
4149 | } else { |
4150 | match = *configp; | |
428870ff | 4151 | name = nvpair_name(elem); |
34dc7c2f BB |
4152 | } |
4153 | } | |
4154 | } | |
4155 | } | |
428870ff BB |
4156 | if (count > 1) |
4157 | (void) fatal("\tMatched %d pools - use pool GUID " | |
4158 | "instead of pool name or \n" | |
4159 | "\tpool name part of a dataset name to select pool", count); | |
4160 | ||
4161 | if (sepp) | |
4162 | *sepp = sep; | |
4163 | /* | |
4164 | * If pool GUID was specified for pool id, replace it with pool name | |
4165 | */ | |
4166 | if (name && (strstr(*target, name) != *target)) { | |
4167 | int sz = 1 + strlen(name) + ((sepp) ? strlen(sepp) : 0); | |
4168 | ||
4169 | *target = umem_alloc(sz, UMEM_NOFAIL); | |
4170 | (void) snprintf(*target, sz, "%s%s", name, sepp ? sepp : ""); | |
4171 | } | |
34dc7c2f | 4172 | |
428870ff | 4173 | *configp = name ? match : NULL; |
34dc7c2f | 4174 | |
428870ff | 4175 | return (name); |
34dc7c2f BB |
4176 | } |
4177 | ||
4178 | int | |
4179 | main(int argc, char **argv) | |
4180 | { | |
4181 | int i, c; | |
4182 | struct rlimit rl = { 1024, 1024 }; | |
428870ff | 4183 | spa_t *spa = NULL; |
34dc7c2f | 4184 | objset_t *os = NULL; |
34dc7c2f BB |
4185 | int dump_all = 1; |
4186 | int verbose = 0; | |
428870ff BB |
4187 | int error = 0; |
4188 | char **searchdirs = NULL; | |
4189 | int nsearch = 0; | |
4190 | char *target; | |
4191 | nvlist_t *policy = NULL; | |
4192 | uint64_t max_txg = UINT64_MAX; | |
a5778ea2 | 4193 | int flags = ZFS_IMPORT_MISSING_LOG; |
428870ff | 4194 | int rewind = ZPOOL_NEVER_REWIND; |
64d7b6cf | 4195 | char *spa_config_path_env; |
b1b85c87 | 4196 | boolean_t target_is_spa = B_TRUE; |
34dc7c2f BB |
4197 | |
4198 | (void) setrlimit(RLIMIT_NOFILE, &rl); | |
4199 | (void) enable_extended_FILE_stdio(-1, -1); | |
4200 | ||
4201 | dprintf_setup(&argc, argv); | |
4202 | ||
64d7b6cf CP |
4203 | /* |
4204 | * If there is an environment variable SPA_CONFIG_PATH it overrides | |
4205 | * default spa_config_path setting. If -U flag is specified it will | |
4206 | * override this environment variable settings once again. | |
4207 | */ | |
4208 | spa_config_path_env = getenv("SPA_CONFIG_PATH"); | |
4209 | if (spa_config_path_env != NULL) | |
4210 | spa_config_path = spa_config_path_env; | |
4211 | ||
9867e8be | 4212 | while ((c = getopt(argc, argv, |
a44e7faa | 4213 | "AbcCdDeFGhiI:lLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { |
34dc7c2f | 4214 | switch (c) { |
34dc7c2f BB |
4215 | case 'b': |
4216 | case 'c': | |
a44e7faa | 4217 | case 'C': |
428870ff | 4218 | case 'd': |
a44e7faa BB |
4219 | case 'D': |
4220 | case 'G': | |
428870ff BB |
4221 | case 'h': |
4222 | case 'i': | |
4223 | case 'l': | |
9babb374 | 4224 | case 'm': |
f3a7f661 | 4225 | case 'M': |
a44e7faa | 4226 | case 'O': |
34dc7c2f | 4227 | case 'R': |
a44e7faa | 4228 | case 's': |
428870ff | 4229 | case 'S': |
a44e7faa | 4230 | case 'u': |
34dc7c2f BB |
4231 | dump_opt[c]++; |
4232 | dump_all = 0; | |
4233 | break; | |
428870ff | 4234 | case 'A': |
a44e7faa | 4235 | case 'e': |
428870ff | 4236 | case 'F': |
fb5f0bc8 | 4237 | case 'L': |
428870ff | 4238 | case 'P': |
35a357a9 | 4239 | case 'q': |
a44e7faa | 4240 | case 'X': |
fb5f0bc8 BB |
4241 | dump_opt[c]++; |
4242 | break; | |
a44e7faa | 4243 | /* NB: Sort single match options below. */ |
f3a7f661 | 4244 | case 'I': |
5853fe79 GW |
4245 | max_inflight = strtoull(optarg, NULL, 0); |
4246 | if (max_inflight == 0) { | |
4247 | (void) fprintf(stderr, "maximum number " | |
4248 | "of inflight I/Os must be greater " | |
4249 | "than 0\n"); | |
4250 | usage(); | |
4251 | } | |
4252 | break; | |
a44e7faa BB |
4253 | case 'o': |
4254 | error = set_global_var(optarg); | |
4255 | if (error != 0) | |
4256 | usage(); | |
4257 | break; | |
34dc7c2f | 4258 | case 'p': |
428870ff BB |
4259 | if (searchdirs == NULL) { |
4260 | searchdirs = umem_alloc(sizeof (char *), | |
4261 | UMEM_NOFAIL); | |
4262 | } else { | |
4263 | char **tmp = umem_alloc((nsearch + 1) * | |
4264 | sizeof (char *), UMEM_NOFAIL); | |
4265 | bcopy(searchdirs, tmp, nsearch * | |
4266 | sizeof (char *)); | |
4267 | umem_free(searchdirs, | |
4268 | nsearch * sizeof (char *)); | |
4269 | searchdirs = tmp; | |
4270 | } | |
4271 | searchdirs[nsearch++] = optarg; | |
34dc7c2f | 4272 | break; |
fb5f0bc8 | 4273 | case 't': |
428870ff BB |
4274 | max_txg = strtoull(optarg, NULL, 0); |
4275 | if (max_txg < TXG_INITIAL) { | |
fb5f0bc8 BB |
4276 | (void) fprintf(stderr, "incorrect txg " |
4277 | "specified: %s\n", optarg); | |
4278 | usage(); | |
4279 | } | |
4280 | break; | |
428870ff BB |
4281 | case 'U': |
4282 | spa_config_path = optarg; | |
4283 | break; | |
f3a7f661 GW |
4284 | case 'v': |
4285 | verbose++; | |
4286 | break; | |
a44e7faa BB |
4287 | case 'V': |
4288 | flags |= ZFS_IMPORT_VERBATIM; | |
4289 | break; | |
ed828c0c GM |
4290 | case 'x': |
4291 | vn_dumpdir = optarg; | |
4292 | break; | |
34dc7c2f BB |
4293 | default: |
4294 | usage(); | |
4295 | break; | |
4296 | } | |
4297 | } | |
4298 | ||
428870ff | 4299 | if (!dump_opt['e'] && searchdirs != NULL) { |
b128c09f BB |
4300 | (void) fprintf(stderr, "-p option requires use of -e\n"); |
4301 | usage(); | |
4302 | } | |
34dc7c2f | 4303 | |
adc90e9d | 4304 | #if defined(_LP64) |
0ec07248 MA |
4305 | /* |
4306 | * ZDB does not typically re-read blocks; therefore limit the ARC | |
4307 | * to 256 MB, which can be used entirely for metadata. | |
4308 | */ | |
4309 | zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; | |
adc90e9d | 4310 | #endif |
0ec07248 | 4311 | |
e5fd1dd6 MA |
4312 | /* |
4313 | * "zdb -c" uses checksum-verifying scrub i/os which are async reads. | |
4314 | * "zdb -b" uses traversal prefetch which uses async reads. | |
4315 | * For good performance, let several of them be active at once. | |
4316 | */ | |
4317 | zfs_vdev_async_read_max_active = 10; | |
4318 | ||
d69a321e GDN |
4319 | /* |
4320 | * Disable reference tracking for better performance. | |
4321 | */ | |
4322 | reference_tracking_enable = B_FALSE; | |
4323 | ||
34dc7c2f | 4324 | kernel_init(FREAD); |
65037d9b BB |
4325 | if ((g_zfs = libzfs_init()) == NULL) { |
4326 | (void) fprintf(stderr, "%s", libzfs_error_init(errno)); | |
9b020fd9 | 4327 | return (1); |
65037d9b | 4328 | } |
34dc7c2f | 4329 | |
428870ff BB |
4330 | if (dump_all) |
4331 | verbose = MAX(verbose, 1); | |
4332 | ||
34dc7c2f | 4333 | for (c = 0; c < 256; c++) { |
a44e7faa | 4334 | if (dump_all && strchr("AeFlLOPRSX", c) == NULL) |
34dc7c2f BB |
4335 | dump_opt[c] = 1; |
4336 | if (dump_opt[c]) | |
4337 | dump_opt[c] += verbose; | |
4338 | } | |
4339 | ||
428870ff BB |
4340 | aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); |
4341 | zfs_recover = (dump_opt['A'] > 1); | |
4342 | ||
34dc7c2f BB |
4343 | argc -= optind; |
4344 | argv += optind; | |
4345 | ||
428870ff BB |
4346 | if (argc < 2 && dump_opt['R']) |
4347 | usage(); | |
34dc7c2f | 4348 | if (argc < 1) { |
428870ff | 4349 | if (!dump_opt['e'] && dump_opt['C']) { |
b128c09f | 4350 | dump_cachefile(spa_config_path); |
34dc7c2f BB |
4351 | return (0); |
4352 | } | |
4353 | usage(); | |
4354 | } | |
4355 | ||
35a357a9 DB |
4356 | if (dump_opt['l']) |
4357 | return (dump_label(argv[0])); | |
34dc7c2f | 4358 | |
a44e7faa BB |
4359 | if (dump_opt['O']) { |
4360 | if (argc != 2) | |
4361 | usage(); | |
4362 | dump_opt['v'] = verbose + 3; | |
4363 | return (dump_path(argv[0], argv[1])); | |
4364 | } | |
4365 | ||
428870ff BB |
4366 | if (dump_opt['X'] || dump_opt['F']) |
4367 | rewind = ZPOOL_DO_REWIND | | |
4368 | (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); | |
34dc7c2f | 4369 | |
428870ff BB |
4370 | if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || |
4371 | nvlist_add_uint64(policy, ZPOOL_REWIND_REQUEST_TXG, max_txg) != 0 || | |
4372 | nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind) != 0) | |
4373 | fatal("internal error: %s", strerror(ENOMEM)); | |
34dc7c2f | 4374 | |
b128c09f | 4375 | error = 0; |
428870ff | 4376 | target = argv[0]; |
34dc7c2f | 4377 | |
428870ff BB |
4378 | if (dump_opt['e']) { |
4379 | nvlist_t *cfg = NULL; | |
4380 | char *name = find_zpool(&target, &cfg, nsearch, searchdirs); | |
34dc7c2f | 4381 | |
428870ff BB |
4382 | error = ENOENT; |
4383 | if (name) { | |
4384 | if (dump_opt['C'] > 1) { | |
4385 | (void) printf("\nConfiguration for import:\n"); | |
4386 | dump_nvlist(cfg, 8); | |
4387 | } | |
4388 | if (nvlist_add_nvlist(cfg, | |
4389 | ZPOOL_REWIND_POLICY, policy) != 0) { | |
4390 | fatal("can't open '%s': %s", | |
4391 | target, strerror(ENOMEM)); | |
4392 | } | |
a5778ea2 | 4393 | error = spa_import(name, cfg, NULL, flags); |
34dc7c2f | 4394 | } |
b128c09f BB |
4395 | } |
4396 | ||
b1b85c87 TC |
4397 | if (strpbrk(target, "/@") != NULL) { |
4398 | size_t targetlen; | |
4399 | ||
4400 | target_is_spa = B_FALSE; | |
4401 | targetlen = strlen(target); | |
4402 | if (targetlen && target[targetlen - 1] == '/') | |
4403 | target[targetlen - 1] = '\0'; | |
4404 | } | |
4405 | ||
b128c09f | 4406 | if (error == 0) { |
b1b85c87 | 4407 | if (target_is_spa || dump_opt['R']) { |
428870ff BB |
4408 | error = spa_open_rewind(target, &spa, FTAG, policy, |
4409 | NULL); | |
4410 | if (error) { | |
4411 | /* | |
4412 | * If we're missing the log device then | |
4413 | * try opening the pool after clearing the | |
4414 | * log state. | |
4415 | */ | |
4416 | mutex_enter(&spa_namespace_lock); | |
4417 | if ((spa = spa_lookup(target)) != NULL && | |
4418 | spa->spa_log_state == SPA_LOG_MISSING) { | |
4419 | spa->spa_log_state = SPA_LOG_CLEAR; | |
4420 | error = 0; | |
4421 | } | |
4422 | mutex_exit(&spa_namespace_lock); | |
4423 | ||
4424 | if (!error) { | |
4425 | error = spa_open_rewind(target, &spa, | |
4426 | FTAG, policy, NULL); | |
4427 | } | |
4428 | } | |
b128c09f | 4429 | } else { |
a44e7faa | 4430 | error = open_objset(target, DMU_OST_ANY, FTAG, &os); |
b128c09f | 4431 | } |
34dc7c2f | 4432 | } |
428870ff | 4433 | nvlist_free(policy); |
34dc7c2f BB |
4434 | |
4435 | if (error) | |
428870ff | 4436 | fatal("can't open '%s': %s", target, strerror(error)); |
34dc7c2f BB |
4437 | |
4438 | argv++; | |
428870ff BB |
4439 | argc--; |
4440 | if (!dump_opt['R']) { | |
4441 | if (argc > 0) { | |
4442 | zopt_objects = argc; | |
4443 | zopt_object = calloc(zopt_objects, sizeof (uint64_t)); | |
4444 | for (i = 0; i < zopt_objects; i++) { | |
4445 | errno = 0; | |
4446 | zopt_object[i] = strtoull(argv[i], NULL, 0); | |
4447 | if (zopt_object[i] == 0 && errno != 0) | |
4448 | fatal("bad number %s: %s", | |
4449 | argv[i], strerror(errno)); | |
4450 | } | |
34dc7c2f | 4451 | } |
e6f7d015 CS |
4452 | if (os != NULL) { |
4453 | dump_dir(os); | |
4454 | } else if (zopt_objects > 0 && !dump_opt['m']) { | |
4455 | dump_dir(spa->spa_meta_objset); | |
4456 | } else { | |
4457 | dump_zpool(spa); | |
4458 | } | |
34dc7c2f | 4459 | } else { |
428870ff BB |
4460 | flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; |
4461 | flagbits['c'] = ZDB_FLAG_CHECKSUM; | |
4462 | flagbits['d'] = ZDB_FLAG_DECOMPRESS; | |
4463 | flagbits['e'] = ZDB_FLAG_BSWAP; | |
4464 | flagbits['g'] = ZDB_FLAG_GBH; | |
4465 | flagbits['i'] = ZDB_FLAG_INDIRECT; | |
4466 | flagbits['p'] = ZDB_FLAG_PHYS; | |
4467 | flagbits['r'] = ZDB_FLAG_RAW; | |
4468 | ||
4469 | for (i = 0; i < argc; i++) | |
4470 | zdb_read_block(argv[i], spa); | |
34dc7c2f BB |
4471 | } |
4472 | ||
a44e7faa BB |
4473 | if (os != NULL) |
4474 | close_objset(os, FTAG); | |
4475 | else | |
4476 | spa_close(spa, FTAG); | |
428870ff | 4477 | |
34dc7c2f BB |
4478 | fuid_table_destroy(); |
4479 | ||
fa603f82 GM |
4480 | dump_debug_buffer(); |
4481 | ||
34dc7c2f BB |
4482 | libzfs_fini(g_zfs); |
4483 | kernel_fini(); | |
4484 | ||
4485 | return (0); | |
4486 | } |