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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. |
cae5b340 AX |
24 | * Copyright (c) 2011, 2016 by Delphix. All rights reserved. |
25 | * Copyright (c) 2014 Integros [integros.com] | |
26 | * Copyright 2016 Nexenta Systems, Inc. | |
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> |
ea04106b | 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> |
cae5b340 AX |
65 | #include <sys/abd.h> |
66 | #include <sys/blkptr.h> | |
a08ee875 | 67 | #include <zfs_comutil.h> |
34dc7c2f BB |
68 | #include <libzfs.h> |
69 | ||
e6f7d015 CS |
70 | #define ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \ |
71 | zio_compress_table[(idx)].ci_name : "UNKNOWN") | |
72 | #define ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \ | |
73 | zio_checksum_table[(idx)].ci_name : "UNKNOWN") | |
e6f7d015 CS |
74 | #define ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : \ |
75 | (((idx) == DMU_OTN_ZAP_DATA || (idx) == DMU_OTN_ZAP_METADATA) ? \ | |
76 | DMU_OT_ZAP_OTHER : DMU_OT_NUMTYPES)) | |
428870ff | 77 | |
87dac73d AX |
78 | static char * |
79 | zdb_ot_name(dmu_object_type_t type) | |
80 | { | |
81 | if (type < DMU_OT_NUMTYPES) | |
82 | return (dmu_ot[type].ot_name); | |
83 | else if ((type & DMU_OT_NEWTYPE) && | |
cae5b340 | 84 | ((type & DMU_OT_BYTESWAP_MASK) < DMU_BSWAP_NUMFUNCS)) |
87dac73d AX |
85 | return (dmu_ot_byteswap[type & DMU_OT_BYTESWAP_MASK].ob_name); |
86 | else | |
87 | return ("UNKNOWN"); | |
88 | } | |
89 | ||
cae5b340 | 90 | extern int reference_tracking_enable; |
428870ff | 91 | extern int zfs_recover; |
ea04106b | 92 | extern uint64_t zfs_arc_max, zfs_arc_meta_limit; |
e10b0808 | 93 | extern int zfs_vdev_async_read_max_active; |
428870ff | 94 | |
34dc7c2f BB |
95 | const char cmdname[] = "zdb"; |
96 | uint8_t dump_opt[256]; | |
97 | ||
98 | typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size); | |
99 | ||
100 | extern void dump_intent_log(zilog_t *); | |
101 | uint64_t *zopt_object = NULL; | |
102 | int zopt_objects = 0; | |
34dc7c2f | 103 | libzfs_handle_t *g_zfs; |
ea04106b | 104 | uint64_t max_inflight = 1000; |
34dc7c2f | 105 | |
e10b0808 AX |
106 | static void snprintf_blkptr_compact(char *, size_t, const blkptr_t *); |
107 | ||
34dc7c2f BB |
108 | /* |
109 | * These libumem hooks provide a reasonable set of defaults for the allocator's | |
110 | * debugging facilities. | |
111 | */ | |
112 | const char * | |
0bc8fd78 | 113 | _umem_debug_init(void) |
34dc7c2f BB |
114 | { |
115 | return ("default,verbose"); /* $UMEM_DEBUG setting */ | |
116 | } | |
117 | ||
118 | const char * | |
119 | _umem_logging_init(void) | |
120 | { | |
121 | return ("fail,contents"); /* $UMEM_LOGGING setting */ | |
122 | } | |
123 | ||
124 | static void | |
125 | usage(void) | |
126 | { | |
127 | (void) fprintf(stderr, | |
cae5b340 AX |
128 | "Usage:\t%s [-AbcdDFGhiLMPsvX] [-e [-V] [-p <path> ...]] " |
129 | "[-I <inflight I/Os>]\n" | |
130 | "\t\t[-o <var>=<value>]... [-t <txg>] [-U <cache>] [-x <dumpdir>]\n" | |
131 | "\t\t[<poolname> [<object> ...]]\n" | |
132 | "\t%s [-AdiPv] [-e [-V] [-p <path> ...]] [-U <cache>] <dataset> " | |
133 | "[<object> ...]\n" | |
134 | "\t%s -C [-A] [-U <cache>]\n" | |
135 | "\t%s -l [-Aqu] <device>\n" | |
136 | "\t%s -m [-AFLPX] [-e [-V] [-p <path> ...]] [-t <txg>] " | |
137 | "[-U <cache>]\n\t\t<poolname> [<vdev> [<metaslab> ...]]\n" | |
138 | "\t%s -O <dataset> <path>\n" | |
139 | "\t%s -R [-A] [-e [-V] [-p <path> ...]] [-U <cache>]\n" | |
140 | "\t\t<poolname> <vdev>:<offset>:<size>[:<flags>]\n" | |
141 | "\t%s -E [-A] word0:word1:...:word15\n" | |
142 | "\t%s -S [-AP] [-e [-V] [-p <path> ...]] [-U <cache>] " | |
143 | "<poolname>\n\n", | |
144 | cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, | |
145 | cmdname, cmdname); | |
428870ff BB |
146 | |
147 | (void) fprintf(stderr, " Dataset name must include at least one " | |
148 | "separator character '/' or '@'\n"); | |
149 | (void) fprintf(stderr, " If dataset name is specified, only that " | |
150 | "dataset is dumped\n"); | |
151 | (void) fprintf(stderr, " If object numbers are specified, only " | |
152 | "those objects are dumped\n\n"); | |
153 | (void) fprintf(stderr, " Options to control amount of output:\n"); | |
428870ff | 154 | (void) fprintf(stderr, " -b block statistics\n"); |
428870ff | 155 | (void) fprintf(stderr, " -c checksum all metadata (twice for " |
9babb374 | 156 | "all data) blocks\n"); |
cae5b340 AX |
157 | (void) fprintf(stderr, " -C config (or cachefile if alone)\n"); |
158 | (void) fprintf(stderr, " -d dataset(s)\n"); | |
428870ff | 159 | (void) fprintf(stderr, " -D dedup statistics\n"); |
cae5b340 AX |
160 | (void) fprintf(stderr, " -E decode and display block from an " |
161 | "embedded block pointer\n"); | |
162 | (void) fprintf(stderr, " -h pool history\n"); | |
163 | (void) fprintf(stderr, " -i intent logs\n"); | |
164 | (void) fprintf(stderr, " -l read label contents\n"); | |
fb5f0bc8 BB |
165 | (void) fprintf(stderr, " -L disable leak tracking (do not " |
166 | "load spacemaps)\n"); | |
cae5b340 AX |
167 | (void) fprintf(stderr, " -m metaslabs\n"); |
168 | (void) fprintf(stderr, " -M metaslab groups\n"); | |
169 | (void) fprintf(stderr, " -O perform object lookups by path\n"); | |
34dc7c2f | 170 | (void) fprintf(stderr, " -R read and display block from a " |
cae5b340 AX |
171 | "device\n"); |
172 | (void) fprintf(stderr, " -s report stats on zdb's I/O\n"); | |
173 | (void) fprintf(stderr, " -S simulate dedup to measure effect\n"); | |
174 | (void) fprintf(stderr, " -v verbose (applies to all " | |
175 | "others)\n\n"); | |
428870ff | 176 | (void) fprintf(stderr, " Below options are intended for use " |
cae5b340 | 177 | "with other options:\n"); |
428870ff BB |
178 | (void) fprintf(stderr, " -A ignore assertions (-A), enable " |
179 | "panic recovery (-AA) or both (-AAA)\n"); | |
428870ff BB |
180 | (void) fprintf(stderr, " -e pool is exported/destroyed/" |
181 | "has altroot/not in a cachefile\n"); | |
cae5b340 AX |
182 | (void) fprintf(stderr, " -F attempt automatic rewind within " |
183 | "safe range of transaction groups\n"); | |
184 | (void) fprintf(stderr, " -G dump zfs_dbgmsg buffer before " | |
185 | "exiting\n"); | |
186 | (void) fprintf(stderr, " -I <number of inflight I/Os> -- " | |
187 | "specify the maximum number of\n " | |
188 | "checksumming I/Os [default is 200]\n"); | |
189 | (void) fprintf(stderr, " -o <variable>=<value> set global " | |
190 | "variable to an unsigned 32-bit integer\n"); | |
428870ff BB |
191 | (void) fprintf(stderr, " -p <path> -- use one or more with " |
192 | "-e to specify path to vdev dir\n"); | |
dd4769ad | 193 | (void) fprintf(stderr, " -P print numbers in parseable form\n"); |
cae5b340 | 194 | (void) fprintf(stderr, " -q don't print label contents\n"); |
428870ff | 195 | (void) fprintf(stderr, " -t <txg> -- highest txg to use when " |
fb5f0bc8 | 196 | "searching for uberblocks\n"); |
cae5b340 AX |
197 | (void) fprintf(stderr, " -u uberblock\n"); |
198 | (void) fprintf(stderr, " -U <cachefile_path> -- use alternate " | |
199 | "cachefile\n"); | |
200 | (void) fprintf(stderr, " -V do verbatim import\n"); | |
201 | (void) fprintf(stderr, " -x <dumpdir> -- " | |
202 | "dump all read blocks into specified directory\n"); | |
203 | (void) fprintf(stderr, " -X attempt extreme rewind (does not " | |
204 | "work with dataset)\n"); | |
34dc7c2f BB |
205 | (void) fprintf(stderr, "Specify an option more than once (e.g. -bb) " |
206 | "to make only that option verbose\n"); | |
207 | (void) fprintf(stderr, "Default is to dump everything non-verbosely\n"); | |
208 | exit(1); | |
209 | } | |
210 | ||
cae5b340 AX |
211 | static void |
212 | dump_debug_buffer(void) | |
213 | { | |
214 | if (dump_opt['G']) { | |
215 | (void) printf("\n"); | |
216 | zfs_dbgmsg_print("zdb"); | |
217 | } | |
218 | } | |
219 | ||
9babb374 BB |
220 | /* |
221 | * Called for usage errors that are discovered after a call to spa_open(), | |
222 | * dmu_bonus_hold(), or pool_match(). abort() is called for other errors. | |
223 | */ | |
224 | ||
34dc7c2f BB |
225 | static void |
226 | fatal(const char *fmt, ...) | |
227 | { | |
228 | va_list ap; | |
229 | ||
230 | va_start(ap, fmt); | |
231 | (void) fprintf(stderr, "%s: ", cmdname); | |
232 | (void) vfprintf(stderr, fmt, ap); | |
233 | va_end(ap); | |
234 | (void) fprintf(stderr, "\n"); | |
235 | ||
cae5b340 AX |
236 | dump_debug_buffer(); |
237 | ||
9babb374 | 238 | exit(1); |
34dc7c2f BB |
239 | } |
240 | ||
34dc7c2f BB |
241 | /* ARGSUSED */ |
242 | static void | |
243 | dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size) | |
244 | { | |
245 | nvlist_t *nv; | |
246 | size_t nvsize = *(uint64_t *)data; | |
247 | char *packed = umem_alloc(nvsize, UMEM_NOFAIL); | |
248 | ||
9babb374 | 249 | VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH)); |
34dc7c2f BB |
250 | |
251 | VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0); | |
252 | ||
253 | umem_free(packed, nvsize); | |
254 | ||
255 | dump_nvlist(nv, 8); | |
256 | ||
257 | nvlist_free(nv); | |
258 | } | |
259 | ||
a08ee875 LG |
260 | /* ARGSUSED */ |
261 | static void | |
262 | dump_history_offsets(objset_t *os, uint64_t object, void *data, size_t size) | |
263 | { | |
264 | spa_history_phys_t *shp = data; | |
265 | ||
266 | if (shp == NULL) | |
267 | return; | |
268 | ||
269 | (void) printf("\t\tpool_create_len = %llu\n", | |
270 | (u_longlong_t)shp->sh_pool_create_len); | |
271 | (void) printf("\t\tphys_max_off = %llu\n", | |
272 | (u_longlong_t)shp->sh_phys_max_off); | |
273 | (void) printf("\t\tbof = %llu\n", | |
274 | (u_longlong_t)shp->sh_bof); | |
275 | (void) printf("\t\teof = %llu\n", | |
276 | (u_longlong_t)shp->sh_eof); | |
277 | (void) printf("\t\trecords_lost = %llu\n", | |
278 | (u_longlong_t)shp->sh_records_lost); | |
279 | } | |
280 | ||
428870ff BB |
281 | static void |
282 | zdb_nicenum(uint64_t num, char *buf) | |
283 | { | |
284 | if (dump_opt['P']) | |
285 | (void) sprintf(buf, "%llu", (longlong_t)num); | |
286 | else | |
287 | nicenum(num, buf); | |
288 | } | |
289 | ||
ea04106b AX |
290 | const char histo_stars[] = "****************************************"; |
291 | const int histo_width = sizeof (histo_stars) - 1; | |
34dc7c2f BB |
292 | |
293 | static void | |
ea04106b | 294 | dump_histogram(const uint64_t *histo, int size, int offset) |
34dc7c2f BB |
295 | { |
296 | int i; | |
ea04106b | 297 | int minidx = size - 1; |
34dc7c2f BB |
298 | int maxidx = 0; |
299 | uint64_t max = 0; | |
300 | ||
ea04106b | 301 | for (i = 0; i < size; i++) { |
34dc7c2f BB |
302 | if (histo[i] > max) |
303 | max = histo[i]; | |
304 | if (histo[i] > 0 && i > maxidx) | |
305 | maxidx = i; | |
306 | if (histo[i] > 0 && i < minidx) | |
307 | minidx = i; | |
308 | } | |
309 | ||
ea04106b AX |
310 | if (max < histo_width) |
311 | max = histo_width; | |
34dc7c2f | 312 | |
ea04106b AX |
313 | for (i = minidx; i <= maxidx; i++) { |
314 | (void) printf("\t\t\t%3u: %6llu %s\n", | |
315 | i + offset, (u_longlong_t)histo[i], | |
316 | &histo_stars[(max - histo[i]) * histo_width / max]); | |
317 | } | |
34dc7c2f BB |
318 | } |
319 | ||
320 | static void | |
321 | dump_zap_stats(objset_t *os, uint64_t object) | |
322 | { | |
323 | int error; | |
324 | zap_stats_t zs; | |
325 | ||
326 | error = zap_get_stats(os, object, &zs); | |
327 | if (error) | |
328 | return; | |
329 | ||
330 | if (zs.zs_ptrtbl_len == 0) { | |
331 | ASSERT(zs.zs_num_blocks == 1); | |
332 | (void) printf("\tmicrozap: %llu bytes, %llu entries\n", | |
333 | (u_longlong_t)zs.zs_blocksize, | |
334 | (u_longlong_t)zs.zs_num_entries); | |
335 | return; | |
336 | } | |
337 | ||
338 | (void) printf("\tFat ZAP stats:\n"); | |
339 | ||
340 | (void) printf("\t\tPointer table:\n"); | |
341 | (void) printf("\t\t\t%llu elements\n", | |
342 | (u_longlong_t)zs.zs_ptrtbl_len); | |
343 | (void) printf("\t\t\tzt_blk: %llu\n", | |
344 | (u_longlong_t)zs.zs_ptrtbl_zt_blk); | |
345 | (void) printf("\t\t\tzt_numblks: %llu\n", | |
346 | (u_longlong_t)zs.zs_ptrtbl_zt_numblks); | |
347 | (void) printf("\t\t\tzt_shift: %llu\n", | |
348 | (u_longlong_t)zs.zs_ptrtbl_zt_shift); | |
349 | (void) printf("\t\t\tzt_blks_copied: %llu\n", | |
350 | (u_longlong_t)zs.zs_ptrtbl_blks_copied); | |
351 | (void) printf("\t\t\tzt_nextblk: %llu\n", | |
352 | (u_longlong_t)zs.zs_ptrtbl_nextblk); | |
353 | ||
354 | (void) printf("\t\tZAP entries: %llu\n", | |
355 | (u_longlong_t)zs.zs_num_entries); | |
356 | (void) printf("\t\tLeaf blocks: %llu\n", | |
357 | (u_longlong_t)zs.zs_num_leafs); | |
358 | (void) printf("\t\tTotal blocks: %llu\n", | |
359 | (u_longlong_t)zs.zs_num_blocks); | |
360 | (void) printf("\t\tzap_block_type: 0x%llx\n", | |
361 | (u_longlong_t)zs.zs_block_type); | |
362 | (void) printf("\t\tzap_magic: 0x%llx\n", | |
363 | (u_longlong_t)zs.zs_magic); | |
364 | (void) printf("\t\tzap_salt: 0x%llx\n", | |
365 | (u_longlong_t)zs.zs_salt); | |
366 | ||
367 | (void) printf("\t\tLeafs with 2^n pointers:\n"); | |
ea04106b | 368 | dump_histogram(zs.zs_leafs_with_2n_pointers, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
369 | |
370 | (void) printf("\t\tBlocks with n*5 entries:\n"); | |
ea04106b | 371 | dump_histogram(zs.zs_blocks_with_n5_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
372 | |
373 | (void) printf("\t\tBlocks n/10 full:\n"); | |
ea04106b | 374 | dump_histogram(zs.zs_blocks_n_tenths_full, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
375 | |
376 | (void) printf("\t\tEntries with n chunks:\n"); | |
ea04106b | 377 | dump_histogram(zs.zs_entries_using_n_chunks, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
378 | |
379 | (void) printf("\t\tBuckets with n entries:\n"); | |
ea04106b | 380 | dump_histogram(zs.zs_buckets_with_n_entries, ZAP_HISTOGRAM_SIZE, 0); |
34dc7c2f BB |
381 | } |
382 | ||
383 | /*ARGSUSED*/ | |
384 | static void | |
385 | dump_none(objset_t *os, uint64_t object, void *data, size_t size) | |
386 | { | |
387 | } | |
388 | ||
428870ff BB |
389 | /*ARGSUSED*/ |
390 | static void | |
391 | dump_unknown(objset_t *os, uint64_t object, void *data, size_t size) | |
392 | { | |
393 | (void) printf("\tUNKNOWN OBJECT TYPE\n"); | |
394 | } | |
395 | ||
34dc7c2f BB |
396 | /*ARGSUSED*/ |
397 | void | |
398 | dump_uint8(objset_t *os, uint64_t object, void *data, size_t size) | |
399 | { | |
400 | } | |
401 | ||
402 | /*ARGSUSED*/ | |
403 | static void | |
404 | dump_uint64(objset_t *os, uint64_t object, void *data, size_t size) | |
405 | { | |
406 | } | |
407 | ||
408 | /*ARGSUSED*/ | |
409 | static void | |
410 | dump_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
411 | { | |
412 | zap_cursor_t zc; | |
413 | zap_attribute_t attr; | |
414 | void *prop; | |
415 | int i; | |
416 | ||
417 | dump_zap_stats(os, object); | |
418 | (void) printf("\n"); | |
419 | ||
420 | for (zap_cursor_init(&zc, os, object); | |
421 | zap_cursor_retrieve(&zc, &attr) == 0; | |
422 | zap_cursor_advance(&zc)) { | |
423 | (void) printf("\t\t%s = ", attr.za_name); | |
424 | if (attr.za_num_integers == 0) { | |
425 | (void) printf("\n"); | |
426 | continue; | |
427 | } | |
428 | prop = umem_zalloc(attr.za_num_integers * | |
429 | attr.za_integer_length, UMEM_NOFAIL); | |
430 | (void) zap_lookup(os, object, attr.za_name, | |
431 | attr.za_integer_length, attr.za_num_integers, prop); | |
432 | if (attr.za_integer_length == 1) { | |
433 | (void) printf("%s", (char *)prop); | |
434 | } else { | |
435 | for (i = 0; i < attr.za_num_integers; i++) { | |
436 | switch (attr.za_integer_length) { | |
437 | case 2: | |
438 | (void) printf("%u ", | |
439 | ((uint16_t *)prop)[i]); | |
440 | break; | |
441 | case 4: | |
442 | (void) printf("%u ", | |
443 | ((uint32_t *)prop)[i]); | |
444 | break; | |
445 | case 8: | |
446 | (void) printf("%lld ", | |
447 | (u_longlong_t)((int64_t *)prop)[i]); | |
448 | break; | |
449 | } | |
450 | } | |
451 | } | |
452 | (void) printf("\n"); | |
453 | umem_free(prop, attr.za_num_integers * attr.za_integer_length); | |
454 | } | |
455 | zap_cursor_fini(&zc); | |
456 | } | |
457 | ||
e10b0808 AX |
458 | static void |
459 | dump_bpobj(objset_t *os, uint64_t object, void *data, size_t size) | |
460 | { | |
461 | bpobj_phys_t *bpop = data; | |
462 | uint64_t i; | |
463 | char bytes[32], comp[32], uncomp[32]; | |
464 | ||
465 | if (bpop == NULL) | |
466 | return; | |
467 | ||
468 | zdb_nicenum(bpop->bpo_bytes, bytes); | |
469 | zdb_nicenum(bpop->bpo_comp, comp); | |
470 | zdb_nicenum(bpop->bpo_uncomp, uncomp); | |
471 | ||
472 | (void) printf("\t\tnum_blkptrs = %llu\n", | |
473 | (u_longlong_t)bpop->bpo_num_blkptrs); | |
474 | (void) printf("\t\tbytes = %s\n", bytes); | |
475 | if (size >= BPOBJ_SIZE_V1) { | |
476 | (void) printf("\t\tcomp = %s\n", comp); | |
477 | (void) printf("\t\tuncomp = %s\n", uncomp); | |
478 | } | |
479 | if (size >= sizeof (*bpop)) { | |
480 | (void) printf("\t\tsubobjs = %llu\n", | |
481 | (u_longlong_t)bpop->bpo_subobjs); | |
482 | (void) printf("\t\tnum_subobjs = %llu\n", | |
483 | (u_longlong_t)bpop->bpo_num_subobjs); | |
484 | } | |
485 | ||
486 | if (dump_opt['d'] < 5) | |
487 | return; | |
488 | ||
489 | for (i = 0; i < bpop->bpo_num_blkptrs; i++) { | |
490 | char blkbuf[BP_SPRINTF_LEN]; | |
491 | blkptr_t bp; | |
492 | ||
493 | int err = dmu_read(os, object, | |
494 | i * sizeof (bp), sizeof (bp), &bp, 0); | |
495 | if (err != 0) { | |
496 | (void) printf("got error %u from dmu_read\n", err); | |
497 | break; | |
498 | } | |
499 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), &bp); | |
500 | (void) printf("\t%s\n", blkbuf); | |
501 | } | |
502 | } | |
503 | ||
504 | /* ARGSUSED */ | |
505 | static void | |
506 | dump_bpobj_subobjs(objset_t *os, uint64_t object, void *data, size_t size) | |
507 | { | |
508 | dmu_object_info_t doi; | |
22929307 | 509 | int64_t i; |
e10b0808 AX |
510 | |
511 | VERIFY0(dmu_object_info(os, object, &doi)); | |
512 | uint64_t *subobjs = kmem_alloc(doi.doi_max_offset, KM_SLEEP); | |
513 | ||
514 | int err = dmu_read(os, object, 0, doi.doi_max_offset, subobjs, 0); | |
515 | if (err != 0) { | |
516 | (void) printf("got error %u from dmu_read\n", err); | |
517 | kmem_free(subobjs, doi.doi_max_offset); | |
518 | return; | |
519 | } | |
520 | ||
521 | int64_t last_nonzero = -1; | |
522 | for (i = 0; i < doi.doi_max_offset / 8; i++) { | |
523 | if (subobjs[i] != 0) | |
524 | last_nonzero = i; | |
525 | } | |
526 | ||
527 | for (i = 0; i <= last_nonzero; i++) { | |
22929307 | 528 | (void) printf("\t%llu\n", (u_longlong_t)subobjs[i]); |
e10b0808 AX |
529 | } |
530 | kmem_free(subobjs, doi.doi_max_offset); | |
531 | } | |
532 | ||
428870ff BB |
533 | /*ARGSUSED*/ |
534 | static void | |
535 | dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size) | |
536 | { | |
537 | dump_zap_stats(os, object); | |
538 | /* contents are printed elsewhere, properly decoded */ | |
539 | } | |
540 | ||
541 | /*ARGSUSED*/ | |
542 | static void | |
543 | dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size) | |
544 | { | |
545 | zap_cursor_t zc; | |
546 | zap_attribute_t attr; | |
547 | ||
548 | dump_zap_stats(os, object); | |
549 | (void) printf("\n"); | |
550 | ||
551 | for (zap_cursor_init(&zc, os, object); | |
552 | zap_cursor_retrieve(&zc, &attr) == 0; | |
553 | zap_cursor_advance(&zc)) { | |
554 | (void) printf("\t\t%s = ", attr.za_name); | |
555 | if (attr.za_num_integers == 0) { | |
556 | (void) printf("\n"); | |
557 | continue; | |
558 | } | |
559 | (void) printf(" %llx : [%d:%d:%d]\n", | |
560 | (u_longlong_t)attr.za_first_integer, | |
561 | (int)ATTR_LENGTH(attr.za_first_integer), | |
562 | (int)ATTR_BSWAP(attr.za_first_integer), | |
563 | (int)ATTR_NUM(attr.za_first_integer)); | |
564 | } | |
565 | zap_cursor_fini(&zc); | |
566 | } | |
567 | ||
568 | /*ARGSUSED*/ | |
569 | static void | |
570 | dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size) | |
571 | { | |
572 | zap_cursor_t zc; | |
573 | zap_attribute_t attr; | |
574 | uint16_t *layout_attrs; | |
575 | int i; | |
576 | ||
577 | dump_zap_stats(os, object); | |
578 | (void) printf("\n"); | |
579 | ||
580 | for (zap_cursor_init(&zc, os, object); | |
581 | zap_cursor_retrieve(&zc, &attr) == 0; | |
582 | zap_cursor_advance(&zc)) { | |
583 | (void) printf("\t\t%s = [", attr.za_name); | |
584 | if (attr.za_num_integers == 0) { | |
585 | (void) printf("\n"); | |
586 | continue; | |
587 | } | |
588 | ||
589 | VERIFY(attr.za_integer_length == 2); | |
590 | layout_attrs = umem_zalloc(attr.za_num_integers * | |
591 | attr.za_integer_length, UMEM_NOFAIL); | |
592 | ||
593 | VERIFY(zap_lookup(os, object, attr.za_name, | |
594 | attr.za_integer_length, | |
595 | attr.za_num_integers, layout_attrs) == 0); | |
596 | ||
597 | for (i = 0; i != attr.za_num_integers; i++) | |
598 | (void) printf(" %d ", (int)layout_attrs[i]); | |
599 | (void) printf("]\n"); | |
600 | umem_free(layout_attrs, | |
601 | attr.za_num_integers * attr.za_integer_length); | |
602 | } | |
603 | zap_cursor_fini(&zc); | |
604 | } | |
605 | ||
34dc7c2f BB |
606 | /*ARGSUSED*/ |
607 | static void | |
608 | dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size) | |
609 | { | |
610 | zap_cursor_t zc; | |
611 | zap_attribute_t attr; | |
612 | const char *typenames[] = { | |
613 | /* 0 */ "not specified", | |
614 | /* 1 */ "FIFO", | |
615 | /* 2 */ "Character Device", | |
616 | /* 3 */ "3 (invalid)", | |
617 | /* 4 */ "Directory", | |
618 | /* 5 */ "5 (invalid)", | |
619 | /* 6 */ "Block Device", | |
620 | /* 7 */ "7 (invalid)", | |
621 | /* 8 */ "Regular File", | |
622 | /* 9 */ "9 (invalid)", | |
623 | /* 10 */ "Symbolic Link", | |
624 | /* 11 */ "11 (invalid)", | |
625 | /* 12 */ "Socket", | |
626 | /* 13 */ "Door", | |
627 | /* 14 */ "Event Port", | |
628 | /* 15 */ "15 (invalid)", | |
629 | }; | |
630 | ||
631 | dump_zap_stats(os, object); | |
632 | (void) printf("\n"); | |
633 | ||
634 | for (zap_cursor_init(&zc, os, object); | |
635 | zap_cursor_retrieve(&zc, &attr) == 0; | |
636 | zap_cursor_advance(&zc)) { | |
637 | (void) printf("\t\t%s = %lld (type: %s)\n", | |
638 | attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer), | |
639 | typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]); | |
640 | } | |
641 | zap_cursor_fini(&zc); | |
642 | } | |
643 | ||
ea04106b AX |
644 | int |
645 | get_dtl_refcount(vdev_t *vd) | |
646 | { | |
647 | int refcount = 0; | |
648 | int c; | |
649 | ||
650 | if (vd->vdev_ops->vdev_op_leaf) { | |
651 | space_map_t *sm = vd->vdev_dtl_sm; | |
652 | ||
653 | if (sm != NULL && | |
654 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
655 | return (1); | |
656 | return (0); | |
657 | } | |
658 | ||
659 | for (c = 0; c < vd->vdev_children; c++) | |
660 | refcount += get_dtl_refcount(vd->vdev_child[c]); | |
661 | return (refcount); | |
662 | } | |
663 | ||
664 | int | |
665 | get_metaslab_refcount(vdev_t *vd) | |
666 | { | |
667 | int refcount = 0; | |
668 | int c, m; | |
669 | ||
670 | if (vd->vdev_top == vd && !vd->vdev_removing) { | |
671 | for (m = 0; m < vd->vdev_ms_count; m++) { | |
672 | space_map_t *sm = vd->vdev_ms[m]->ms_sm; | |
673 | ||
674 | if (sm != NULL && | |
675 | sm->sm_dbuf->db_size == sizeof (space_map_phys_t)) | |
676 | refcount++; | |
677 | } | |
678 | } | |
679 | for (c = 0; c < vd->vdev_children; c++) | |
680 | refcount += get_metaslab_refcount(vd->vdev_child[c]); | |
681 | ||
682 | return (refcount); | |
683 | } | |
684 | ||
685 | static int | |
686 | verify_spacemap_refcounts(spa_t *spa) | |
687 | { | |
688 | uint64_t expected_refcount = 0; | |
689 | uint64_t actual_refcount; | |
690 | ||
691 | (void) feature_get_refcount(spa, | |
692 | &spa_feature_table[SPA_FEATURE_SPACEMAP_HISTOGRAM], | |
693 | &expected_refcount); | |
694 | actual_refcount = get_dtl_refcount(spa->spa_root_vdev); | |
695 | actual_refcount += get_metaslab_refcount(spa->spa_root_vdev); | |
696 | ||
697 | if (expected_refcount != actual_refcount) { | |
698 | (void) printf("space map refcount mismatch: expected %lld != " | |
699 | "actual %lld\n", | |
700 | (longlong_t)expected_refcount, | |
701 | (longlong_t)actual_refcount); | |
702 | return (2); | |
703 | } | |
704 | return (0); | |
705 | } | |
706 | ||
34dc7c2f | 707 | static void |
ea04106b | 708 | dump_spacemap(objset_t *os, space_map_t *sm) |
34dc7c2f BB |
709 | { |
710 | uint64_t alloc, offset, entry; | |
34dc7c2f BB |
711 | char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID", |
712 | "INVALID", "INVALID", "INVALID", "INVALID" }; | |
713 | ||
ea04106b | 714 | if (sm == NULL) |
34dc7c2f BB |
715 | return; |
716 | ||
717 | /* | |
718 | * Print out the freelist entries in both encoded and decoded form. | |
719 | */ | |
720 | alloc = 0; | |
ea04106b AX |
721 | for (offset = 0; offset < space_map_length(sm); |
722 | offset += sizeof (entry)) { | |
723 | uint8_t mapshift = sm->sm_shift; | |
724 | ||
725 | VERIFY0(dmu_read(os, space_map_object(sm), offset, | |
9babb374 | 726 | sizeof (entry), &entry, DMU_READ_PREFETCH)); |
34dc7c2f | 727 | if (SM_DEBUG_DECODE(entry)) { |
ea04106b | 728 | |
428870ff | 729 | (void) printf("\t [%6llu] %s: txg %llu, pass %llu\n", |
34dc7c2f BB |
730 | (u_longlong_t)(offset / sizeof (entry)), |
731 | ddata[SM_DEBUG_ACTION_DECODE(entry)], | |
732 | (u_longlong_t)SM_DEBUG_TXG_DECODE(entry), | |
733 | (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry)); | |
734 | } else { | |
428870ff BB |
735 | (void) printf("\t [%6llu] %c range:" |
736 | " %010llx-%010llx size: %06llx\n", | |
34dc7c2f BB |
737 | (u_longlong_t)(offset / sizeof (entry)), |
738 | SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F', | |
739 | (u_longlong_t)((SM_OFFSET_DECODE(entry) << | |
ea04106b | 740 | mapshift) + sm->sm_start), |
34dc7c2f | 741 | (u_longlong_t)((SM_OFFSET_DECODE(entry) << |
ea04106b AX |
742 | mapshift) + sm->sm_start + |
743 | (SM_RUN_DECODE(entry) << mapshift)), | |
34dc7c2f BB |
744 | (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift)); |
745 | if (SM_TYPE_DECODE(entry) == SM_ALLOC) | |
746 | alloc += SM_RUN_DECODE(entry) << mapshift; | |
747 | else | |
748 | alloc -= SM_RUN_DECODE(entry) << mapshift; | |
749 | } | |
750 | } | |
ea04106b | 751 | if (alloc != space_map_allocated(sm)) { |
34dc7c2f BB |
752 | (void) printf("space_map_object alloc (%llu) INCONSISTENT " |
753 | "with space map summary (%llu)\n", | |
ea04106b | 754 | (u_longlong_t)space_map_allocated(sm), (u_longlong_t)alloc); |
34dc7c2f BB |
755 | } |
756 | } | |
757 | ||
9babb374 BB |
758 | static void |
759 | dump_metaslab_stats(metaslab_t *msp) | |
760 | { | |
428870ff | 761 | char maxbuf[32]; |
ea04106b AX |
762 | range_tree_t *rt = msp->ms_tree; |
763 | avl_tree_t *t = &msp->ms_size_tree; | |
764 | int free_pct = range_tree_space(rt) * 100 / msp->ms_size; | |
9babb374 | 765 | |
ea04106b | 766 | zdb_nicenum(metaslab_block_maxsize(msp), maxbuf); |
9babb374 | 767 | |
428870ff | 768 | (void) printf("\t %25s %10lu %7s %6s %4s %4d%%\n", |
9babb374 BB |
769 | "segments", avl_numnodes(t), "maxsize", maxbuf, |
770 | "freepct", free_pct); | |
ea04106b AX |
771 | (void) printf("\tIn-memory histogram:\n"); |
772 | dump_histogram(rt->rt_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
9babb374 BB |
773 | } |
774 | ||
34dc7c2f BB |
775 | static void |
776 | dump_metaslab(metaslab_t *msp) | |
777 | { | |
34dc7c2f BB |
778 | vdev_t *vd = msp->ms_group->mg_vd; |
779 | spa_t *spa = vd->vdev_spa; | |
ea04106b | 780 | space_map_t *sm = msp->ms_sm; |
428870ff | 781 | char freebuf[32]; |
34dc7c2f | 782 | |
ea04106b | 783 | zdb_nicenum(msp->ms_size - space_map_allocated(sm), freebuf); |
34dc7c2f | 784 | |
34dc7c2f | 785 | (void) printf( |
428870ff | 786 | "\tmetaslab %6llu offset %12llx spacemap %6llu free %5s\n", |
ea04106b AX |
787 | (u_longlong_t)msp->ms_id, (u_longlong_t)msp->ms_start, |
788 | (u_longlong_t)space_map_object(sm), freebuf); | |
34dc7c2f | 789 | |
ea04106b | 790 | if (dump_opt['m'] > 2 && !dump_opt['L']) { |
9babb374 | 791 | mutex_enter(&msp->ms_lock); |
ea04106b AX |
792 | metaslab_load_wait(msp); |
793 | if (!msp->ms_loaded) { | |
794 | VERIFY0(metaslab_load(msp)); | |
795 | range_tree_stat_verify(msp->ms_tree); | |
796 | } | |
9babb374 | 797 | dump_metaslab_stats(msp); |
ea04106b | 798 | metaslab_unload(msp); |
9babb374 BB |
799 | mutex_exit(&msp->ms_lock); |
800 | } | |
801 | ||
ea04106b AX |
802 | if (dump_opt['m'] > 1 && sm != NULL && |
803 | spa_feature_is_active(spa, SPA_FEATURE_SPACEMAP_HISTOGRAM)) { | |
804 | /* | |
805 | * The space map histogram represents free space in chunks | |
806 | * of sm_shift (i.e. bucket 0 refers to 2^sm_shift). | |
807 | */ | |
808 | (void) printf("\tOn-disk histogram:\t\tfragmentation %llu\n", | |
809 | (u_longlong_t)msp->ms_fragmentation); | |
810 | dump_histogram(sm->sm_phys->smp_histogram, | |
811 | SPACE_MAP_HISTOGRAM_SIZE, sm->sm_shift); | |
812 | } | |
813 | ||
814 | if (dump_opt['d'] > 5 || dump_opt['m'] > 3) { | |
815 | ASSERT(msp->ms_size == (1ULL << vd->vdev_ms_shift)); | |
9babb374 BB |
816 | |
817 | mutex_enter(&msp->ms_lock); | |
ea04106b | 818 | dump_spacemap(spa->spa_meta_objset, msp->ms_sm); |
9babb374 BB |
819 | mutex_exit(&msp->ms_lock); |
820 | } | |
428870ff | 821 | } |
34dc7c2f | 822 | |
428870ff BB |
823 | static void |
824 | print_vdev_metaslab_header(vdev_t *vd) | |
825 | { | |
826 | (void) printf("\tvdev %10llu\n\t%-10s%5llu %-19s %-15s %-10s\n", | |
827 | (u_longlong_t)vd->vdev_id, | |
828 | "metaslabs", (u_longlong_t)vd->vdev_ms_count, | |
829 | "offset", "spacemap", "free"); | |
830 | (void) printf("\t%15s %19s %15s %10s\n", | |
831 | "---------------", "-------------------", | |
832 | "---------------", "-------------"); | |
34dc7c2f BB |
833 | } |
834 | ||
ea04106b AX |
835 | static void |
836 | dump_metaslab_groups(spa_t *spa) | |
837 | { | |
838 | vdev_t *rvd = spa->spa_root_vdev; | |
839 | metaslab_class_t *mc = spa_normal_class(spa); | |
840 | uint64_t fragmentation; | |
841 | int c; | |
842 | ||
843 | metaslab_class_histogram_verify(mc); | |
844 | ||
845 | for (c = 0; c < rvd->vdev_children; c++) { | |
846 | vdev_t *tvd = rvd->vdev_child[c]; | |
847 | metaslab_group_t *mg = tvd->vdev_mg; | |
848 | ||
849 | if (mg->mg_class != mc) | |
850 | continue; | |
851 | ||
852 | metaslab_group_histogram_verify(mg); | |
853 | mg->mg_fragmentation = metaslab_group_fragmentation(mg); | |
854 | ||
855 | (void) printf("\tvdev %10llu\t\tmetaslabs%5llu\t\t" | |
856 | "fragmentation", | |
857 | (u_longlong_t)tvd->vdev_id, | |
858 | (u_longlong_t)tvd->vdev_ms_count); | |
859 | if (mg->mg_fragmentation == ZFS_FRAG_INVALID) { | |
860 | (void) printf("%3s\n", "-"); | |
861 | } else { | |
862 | (void) printf("%3llu%%\n", | |
863 | (u_longlong_t)mg->mg_fragmentation); | |
864 | } | |
865 | dump_histogram(mg->mg_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
866 | } | |
867 | ||
868 | (void) printf("\tpool %s\tfragmentation", spa_name(spa)); | |
869 | fragmentation = metaslab_class_fragmentation(mc); | |
870 | if (fragmentation == ZFS_FRAG_INVALID) | |
871 | (void) printf("\t%3s\n", "-"); | |
872 | else | |
873 | (void) printf("\t%3llu%%\n", (u_longlong_t)fragmentation); | |
874 | dump_histogram(mc->mc_histogram, RANGE_TREE_HISTOGRAM_SIZE, 0); | |
875 | } | |
876 | ||
34dc7c2f BB |
877 | static void |
878 | dump_metaslabs(spa_t *spa) | |
879 | { | |
428870ff BB |
880 | vdev_t *vd, *rvd = spa->spa_root_vdev; |
881 | uint64_t m, c = 0, children = rvd->vdev_children; | |
34dc7c2f BB |
882 | |
883 | (void) printf("\nMetaslabs:\n"); | |
884 | ||
428870ff BB |
885 | if (!dump_opt['d'] && zopt_objects > 0) { |
886 | c = zopt_object[0]; | |
887 | ||
888 | if (c >= children) | |
889 | (void) fatal("bad vdev id: %llu", (u_longlong_t)c); | |
34dc7c2f | 890 | |
428870ff BB |
891 | if (zopt_objects > 1) { |
892 | vd = rvd->vdev_child[c]; | |
893 | print_vdev_metaslab_header(vd); | |
894 | ||
895 | for (m = 1; m < zopt_objects; m++) { | |
896 | if (zopt_object[m] < vd->vdev_ms_count) | |
897 | dump_metaslab( | |
898 | vd->vdev_ms[zopt_object[m]]); | |
899 | else | |
900 | (void) fprintf(stderr, "bad metaslab " | |
901 | "number %llu\n", | |
902 | (u_longlong_t)zopt_object[m]); | |
903 | } | |
904 | (void) printf("\n"); | |
905 | return; | |
906 | } | |
907 | children = c + 1; | |
908 | } | |
909 | for (; c < children; c++) { | |
910 | vd = rvd->vdev_child[c]; | |
911 | print_vdev_metaslab_header(vd); | |
34dc7c2f | 912 | |
34dc7c2f BB |
913 | for (m = 0; m < vd->vdev_ms_count; m++) |
914 | dump_metaslab(vd->vdev_ms[m]); | |
915 | (void) printf("\n"); | |
916 | } | |
917 | } | |
918 | ||
428870ff BB |
919 | static void |
920 | dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index) | |
921 | { | |
922 | const ddt_phys_t *ddp = dde->dde_phys; | |
923 | const ddt_key_t *ddk = &dde->dde_key; | |
924 | char *types[4] = { "ditto", "single", "double", "triple" }; | |
925 | char blkbuf[BP_SPRINTF_LEN]; | |
926 | blkptr_t blk; | |
d6320ddb | 927 | int p; |
428870ff | 928 | |
d6320ddb | 929 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
930 | if (ddp->ddp_phys_birth == 0) |
931 | continue; | |
932 | ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk); | |
ea04106b | 933 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &blk); |
428870ff BB |
934 | (void) printf("index %llx refcnt %llu %s %s\n", |
935 | (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt, | |
936 | types[p], blkbuf); | |
937 | } | |
938 | } | |
939 | ||
940 | static void | |
941 | dump_dedup_ratio(const ddt_stat_t *dds) | |
942 | { | |
943 | double rL, rP, rD, D, dedup, compress, copies; | |
944 | ||
945 | if (dds->dds_blocks == 0) | |
946 | return; | |
947 | ||
948 | rL = (double)dds->dds_ref_lsize; | |
949 | rP = (double)dds->dds_ref_psize; | |
950 | rD = (double)dds->dds_ref_dsize; | |
951 | D = (double)dds->dds_dsize; | |
952 | ||
953 | dedup = rD / D; | |
954 | compress = rL / rP; | |
955 | copies = rD / rP; | |
956 | ||
957 | (void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, " | |
958 | "dedup * compress / copies = %.2f\n\n", | |
959 | dedup, compress, copies, dedup * compress / copies); | |
960 | } | |
961 | ||
962 | static void | |
963 | dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class) | |
964 | { | |
965 | char name[DDT_NAMELEN]; | |
966 | ddt_entry_t dde; | |
967 | uint64_t walk = 0; | |
968 | dmu_object_info_t doi; | |
969 | uint64_t count, dspace, mspace; | |
970 | int error; | |
971 | ||
972 | error = ddt_object_info(ddt, type, class, &doi); | |
973 | ||
974 | if (error == ENOENT) | |
975 | return; | |
976 | ASSERT(error == 0); | |
977 | ||
e8fd45a0 BB |
978 | error = ddt_object_count(ddt, type, class, &count); |
979 | ASSERT(error == 0); | |
980 | if (count == 0) | |
572e2857 BB |
981 | return; |
982 | ||
428870ff BB |
983 | dspace = doi.doi_physical_blocks_512 << 9; |
984 | mspace = doi.doi_fill_count * doi.doi_data_block_size; | |
985 | ||
428870ff BB |
986 | ddt_object_name(ddt, type, class, name); |
987 | ||
988 | (void) printf("%s: %llu entries, size %llu on disk, %llu in core\n", | |
989 | name, | |
990 | (u_longlong_t)count, | |
991 | (u_longlong_t)(dspace / count), | |
992 | (u_longlong_t)(mspace / count)); | |
993 | ||
994 | if (dump_opt['D'] < 3) | |
995 | return; | |
996 | ||
997 | zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]); | |
998 | ||
999 | if (dump_opt['D'] < 4) | |
1000 | return; | |
1001 | ||
1002 | if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE) | |
1003 | return; | |
1004 | ||
1005 | (void) printf("%s contents:\n\n", name); | |
1006 | ||
1007 | while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0) | |
1008 | dump_dde(ddt, &dde, walk); | |
1009 | ||
1010 | ASSERT(error == ENOENT); | |
1011 | ||
1012 | (void) printf("\n"); | |
1013 | } | |
1014 | ||
1015 | static void | |
1016 | dump_all_ddts(spa_t *spa) | |
1017 | { | |
d6320ddb BB |
1018 | ddt_histogram_t ddh_total; |
1019 | ddt_stat_t dds_total; | |
1020 | enum zio_checksum c; | |
1021 | enum ddt_type type; | |
1022 | enum ddt_class class; | |
428870ff | 1023 | |
d6320ddb BB |
1024 | bzero(&ddh_total, sizeof (ddt_histogram_t)); |
1025 | bzero(&dds_total, sizeof (ddt_stat_t)); | |
1026 | ||
1027 | for (c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) { | |
428870ff | 1028 | ddt_t *ddt = spa->spa_ddt[c]; |
d6320ddb BB |
1029 | for (type = 0; type < DDT_TYPES; type++) { |
1030 | for (class = 0; class < DDT_CLASSES; | |
428870ff BB |
1031 | class++) { |
1032 | dump_ddt(ddt, type, class); | |
1033 | } | |
1034 | } | |
1035 | } | |
1036 | ||
1037 | ddt_get_dedup_stats(spa, &dds_total); | |
1038 | ||
1039 | if (dds_total.dds_blocks == 0) { | |
1040 | (void) printf("All DDTs are empty\n"); | |
1041 | return; | |
1042 | } | |
1043 | ||
1044 | (void) printf("\n"); | |
1045 | ||
1046 | if (dump_opt['D'] > 1) { | |
1047 | (void) printf("DDT histogram (aggregated over all DDTs):\n"); | |
1048 | ddt_get_dedup_histogram(spa, &ddh_total); | |
1049 | zpool_dump_ddt(&dds_total, &ddh_total); | |
1050 | } | |
1051 | ||
1052 | dump_dedup_ratio(&dds_total); | |
1053 | } | |
1054 | ||
fb5f0bc8 | 1055 | static void |
ea04106b | 1056 | dump_dtl_seg(void *arg, uint64_t start, uint64_t size) |
fb5f0bc8 | 1057 | { |
ea04106b | 1058 | char *prefix = arg; |
fb5f0bc8 BB |
1059 | |
1060 | (void) printf("%s [%llu,%llu) length %llu\n", | |
1061 | prefix, | |
1062 | (u_longlong_t)start, | |
1063 | (u_longlong_t)(start + size), | |
1064 | (u_longlong_t)(size)); | |
1065 | } | |
1066 | ||
34dc7c2f BB |
1067 | static void |
1068 | dump_dtl(vdev_t *vd, int indent) | |
1069 | { | |
fb5f0bc8 BB |
1070 | spa_t *spa = vd->vdev_spa; |
1071 | boolean_t required; | |
1072 | char *name[DTL_TYPES] = { "missing", "partial", "scrub", "outage" }; | |
1073 | char prefix[256]; | |
d6320ddb | 1074 | int c, t; |
fb5f0bc8 | 1075 | |
428870ff | 1076 | spa_vdev_state_enter(spa, SCL_NONE); |
fb5f0bc8 BB |
1077 | required = vdev_dtl_required(vd); |
1078 | (void) spa_vdev_state_exit(spa, NULL, 0); | |
34dc7c2f BB |
1079 | |
1080 | if (indent == 0) | |
1081 | (void) printf("\nDirty time logs:\n\n"); | |
1082 | ||
fb5f0bc8 | 1083 | (void) printf("\t%*s%s [%s]\n", indent, "", |
b128c09f | 1084 | vd->vdev_path ? vd->vdev_path : |
fb5f0bc8 BB |
1085 | vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa), |
1086 | required ? "DTL-required" : "DTL-expendable"); | |
34dc7c2f | 1087 | |
d6320ddb | 1088 | for (t = 0; t < DTL_TYPES; t++) { |
ea04106b AX |
1089 | range_tree_t *rt = vd->vdev_dtl[t]; |
1090 | if (range_tree_space(rt) == 0) | |
fb5f0bc8 BB |
1091 | continue; |
1092 | (void) snprintf(prefix, sizeof (prefix), "\t%*s%s", | |
1093 | indent + 2, "", name[t]); | |
ea04106b AX |
1094 | mutex_enter(rt->rt_lock); |
1095 | range_tree_walk(rt, dump_dtl_seg, prefix); | |
1096 | mutex_exit(rt->rt_lock); | |
fb5f0bc8 BB |
1097 | if (dump_opt['d'] > 5 && vd->vdev_children == 0) |
1098 | dump_spacemap(spa->spa_meta_objset, | |
ea04106b | 1099 | vd->vdev_dtl_sm); |
34dc7c2f BB |
1100 | } |
1101 | ||
d6320ddb | 1102 | for (c = 0; c < vd->vdev_children; c++) |
34dc7c2f BB |
1103 | dump_dtl(vd->vdev_child[c], indent + 4); |
1104 | } | |
1105 | ||
428870ff BB |
1106 | static void |
1107 | dump_history(spa_t *spa) | |
1108 | { | |
1109 | nvlist_t **events = NULL; | |
e10b0808 | 1110 | char *buf; |
428870ff BB |
1111 | uint64_t resid, len, off = 0; |
1112 | uint_t num = 0; | |
1113 | int error; | |
1114 | time_t tsec; | |
1115 | struct tm t; | |
1116 | char tbuf[30]; | |
1117 | char internalstr[MAXPATHLEN]; | |
d6320ddb | 1118 | int i; |
428870ff | 1119 | |
e10b0808 AX |
1120 | if ((buf = malloc(SPA_OLD_MAXBLOCKSIZE)) == NULL) { |
1121 | (void) fprintf(stderr, "%s: unable to allocate I/O buffer\n", | |
1122 | __func__); | |
1123 | return; | |
1124 | } | |
1125 | ||
428870ff | 1126 | do { |
e10b0808 | 1127 | len = SPA_OLD_MAXBLOCKSIZE; |
428870ff BB |
1128 | |
1129 | if ((error = spa_history_get(spa, &off, &len, buf)) != 0) { | |
1130 | (void) fprintf(stderr, "Unable to read history: " | |
1131 | "error %d\n", error); | |
e10b0808 | 1132 | free(buf); |
428870ff BB |
1133 | return; |
1134 | } | |
1135 | ||
1136 | if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0) | |
1137 | break; | |
1138 | ||
1139 | off -= resid; | |
1140 | } while (len != 0); | |
1141 | ||
1142 | (void) printf("\nHistory:\n"); | |
d6320ddb | 1143 | for (i = 0; i < num; i++) { |
428870ff BB |
1144 | uint64_t time, txg, ievent; |
1145 | char *cmd, *intstr; | |
a08ee875 | 1146 | boolean_t printed = B_FALSE; |
428870ff BB |
1147 | |
1148 | if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME, | |
1149 | &time) != 0) | |
a08ee875 | 1150 | goto next; |
428870ff BB |
1151 | if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD, |
1152 | &cmd) != 0) { | |
1153 | if (nvlist_lookup_uint64(events[i], | |
1154 | ZPOOL_HIST_INT_EVENT, &ievent) != 0) | |
a08ee875 | 1155 | goto next; |
428870ff BB |
1156 | verify(nvlist_lookup_uint64(events[i], |
1157 | ZPOOL_HIST_TXG, &txg) == 0); | |
1158 | verify(nvlist_lookup_string(events[i], | |
1159 | ZPOOL_HIST_INT_STR, &intstr) == 0); | |
a08ee875 LG |
1160 | if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) |
1161 | goto next; | |
428870ff BB |
1162 | |
1163 | (void) snprintf(internalstr, | |
1164 | sizeof (internalstr), | |
1165 | "[internal %s txg:%lld] %s", | |
b8864a23 BB |
1166 | zfs_history_event_names[ievent], |
1167 | (longlong_t)txg, intstr); | |
428870ff BB |
1168 | cmd = internalstr; |
1169 | } | |
1170 | tsec = time; | |
1171 | (void) localtime_r(&tsec, &t); | |
1172 | (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t); | |
1173 | (void) printf("%s %s\n", tbuf, cmd); | |
a08ee875 LG |
1174 | printed = B_TRUE; |
1175 | ||
1176 | next: | |
1177 | if (dump_opt['h'] > 1) { | |
1178 | if (!printed) | |
1179 | (void) printf("unrecognized record:\n"); | |
1180 | dump_nvlist(events[i], 2); | |
1181 | } | |
428870ff | 1182 | } |
e10b0808 | 1183 | free(buf); |
428870ff BB |
1184 | } |
1185 | ||
34dc7c2f BB |
1186 | /*ARGSUSED*/ |
1187 | static void | |
1188 | dump_dnode(objset_t *os, uint64_t object, void *data, size_t size) | |
1189 | { | |
1190 | } | |
1191 | ||
1192 | static uint64_t | |
ea04106b AX |
1193 | blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, |
1194 | const zbookmark_phys_t *zb) | |
34dc7c2f | 1195 | { |
428870ff BB |
1196 | if (dnp == NULL) { |
1197 | ASSERT(zb->zb_level < 0); | |
1198 | if (zb->zb_object == 0) | |
1199 | return (zb->zb_blkid); | |
1200 | return (zb->zb_blkid * BP_GET_LSIZE(bp)); | |
1201 | } | |
1202 | ||
1203 | ASSERT(zb->zb_level >= 0); | |
34dc7c2f | 1204 | |
428870ff BB |
1205 | return ((zb->zb_blkid << |
1206 | (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) * | |
34dc7c2f BB |
1207 | dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT); |
1208 | } | |
1209 | ||
1210 | static void | |
ea04106b | 1211 | snprintf_blkptr_compact(char *blkbuf, size_t buflen, const blkptr_t *bp) |
34dc7c2f | 1212 | { |
428870ff BB |
1213 | const dva_t *dva = bp->blk_dva; |
1214 | int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1; | |
d6320ddb | 1215 | int i; |
428870ff | 1216 | |
ea04106b AX |
1217 | if (dump_opt['b'] >= 6) { |
1218 | snprintf_blkptr(blkbuf, buflen, bp); | |
1219 | return; | |
1220 | } | |
1221 | ||
1222 | if (BP_IS_EMBEDDED(bp)) { | |
1223 | (void) sprintf(blkbuf, | |
1224 | "EMBEDDED et=%u %llxL/%llxP B=%llu", | |
1225 | (int)BPE_GET_ETYPE(bp), | |
1226 | (u_longlong_t)BPE_GET_LSIZE(bp), | |
1227 | (u_longlong_t)BPE_GET_PSIZE(bp), | |
1228 | (u_longlong_t)bp->blk_birth); | |
428870ff BB |
1229 | return; |
1230 | } | |
34dc7c2f BB |
1231 | |
1232 | blkbuf[0] = '\0'; | |
1233 | ||
d6320ddb | 1234 | for (i = 0; i < ndvas; i++) |
ea04106b AX |
1235 | (void) snprintf(blkbuf + strlen(blkbuf), |
1236 | buflen - strlen(blkbuf), "%llu:%llx:%llx ", | |
34dc7c2f BB |
1237 | (u_longlong_t)DVA_GET_VDEV(&dva[i]), |
1238 | (u_longlong_t)DVA_GET_OFFSET(&dva[i]), | |
1239 | (u_longlong_t)DVA_GET_ASIZE(&dva[i])); | |
1240 | ||
ea04106b AX |
1241 | if (BP_IS_HOLE(bp)) { |
1242 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1243 | buflen - strlen(blkbuf), | |
1244 | "%llxL B=%llu", | |
1245 | (u_longlong_t)BP_GET_LSIZE(bp), | |
1246 | (u_longlong_t)bp->blk_birth); | |
1247 | } else { | |
1248 | (void) snprintf(blkbuf + strlen(blkbuf), | |
1249 | buflen - strlen(blkbuf), | |
1250 | "%llxL/%llxP F=%llu B=%llu/%llu", | |
1251 | (u_longlong_t)BP_GET_LSIZE(bp), | |
1252 | (u_longlong_t)BP_GET_PSIZE(bp), | |
1253 | (u_longlong_t)BP_GET_FILL(bp), | |
1254 | (u_longlong_t)bp->blk_birth, | |
1255 | (u_longlong_t)BP_PHYSICAL_BIRTH(bp)); | |
1256 | } | |
34dc7c2f BB |
1257 | } |
1258 | ||
b128c09f | 1259 | static void |
ea04106b | 1260 | print_indirect(blkptr_t *bp, const zbookmark_phys_t *zb, |
b128c09f | 1261 | const dnode_phys_t *dnp) |
34dc7c2f | 1262 | { |
b128c09f | 1263 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
1264 | int l; |
1265 | ||
ea04106b AX |
1266 | if (!BP_IS_EMBEDDED(bp)) { |
1267 | ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type); | |
1268 | ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level); | |
1269 | } | |
34dc7c2f | 1270 | |
428870ff | 1271 | (void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb)); |
34dc7c2f BB |
1272 | |
1273 | ASSERT(zb->zb_level >= 0); | |
1274 | ||
1275 | for (l = dnp->dn_nlevels - 1; l >= -1; l--) { | |
1276 | if (l == zb->zb_level) { | |
b128c09f | 1277 | (void) printf("L%llx", (u_longlong_t)zb->zb_level); |
34dc7c2f | 1278 | } else { |
b128c09f | 1279 | (void) printf(" "); |
34dc7c2f BB |
1280 | } |
1281 | } | |
1282 | ||
ea04106b | 1283 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
b128c09f BB |
1284 | (void) printf("%s\n", blkbuf); |
1285 | } | |
1286 | ||
b128c09f BB |
1287 | static int |
1288 | visit_indirect(spa_t *spa, const dnode_phys_t *dnp, | |
ea04106b | 1289 | blkptr_t *bp, const zbookmark_phys_t *zb) |
b128c09f | 1290 | { |
428870ff | 1291 | int err = 0; |
b128c09f BB |
1292 | |
1293 | if (bp->blk_birth == 0) | |
1294 | return (0); | |
1295 | ||
1296 | print_indirect(bp, zb, dnp); | |
1297 | ||
ea04106b | 1298 | if (BP_GET_LEVEL(bp) > 0 && !BP_IS_HOLE(bp)) { |
e10b0808 | 1299 | arc_flags_t flags = ARC_FLAG_WAIT; |
b128c09f BB |
1300 | int i; |
1301 | blkptr_t *cbp; | |
1302 | int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT; | |
1303 | arc_buf_t *buf; | |
1304 | uint64_t fill = 0; | |
1305 | ||
c06d4368 | 1306 | err = arc_read(NULL, spa, bp, arc_getbuf_func, &buf, |
b128c09f BB |
1307 | ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb); |
1308 | if (err) | |
1309 | return (err); | |
428870ff | 1310 | ASSERT(buf->b_data); |
b128c09f BB |
1311 | |
1312 | /* recursively visit blocks below this */ | |
1313 | cbp = buf->b_data; | |
1314 | for (i = 0; i < epb; i++, cbp++) { | |
ea04106b | 1315 | zbookmark_phys_t czb; |
b128c09f BB |
1316 | |
1317 | SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object, | |
1318 | zb->zb_level - 1, | |
1319 | zb->zb_blkid * epb + i); | |
1320 | err = visit_indirect(spa, dnp, cbp, &czb); | |
1321 | if (err) | |
1322 | break; | |
ea04106b | 1323 | fill += BP_GET_FILL(cbp); |
b128c09f | 1324 | } |
fb5f0bc8 | 1325 | if (!err) |
ea04106b | 1326 | ASSERT3U(fill, ==, BP_GET_FILL(bp)); |
cae5b340 | 1327 | arc_buf_destroy(buf, &buf); |
34dc7c2f BB |
1328 | } |
1329 | ||
b128c09f | 1330 | return (err); |
34dc7c2f BB |
1331 | } |
1332 | ||
1333 | /*ARGSUSED*/ | |
1334 | static void | |
b128c09f | 1335 | dump_indirect(dnode_t *dn) |
34dc7c2f | 1336 | { |
b128c09f BB |
1337 | dnode_phys_t *dnp = dn->dn_phys; |
1338 | int j; | |
ea04106b | 1339 | zbookmark_phys_t czb; |
34dc7c2f BB |
1340 | |
1341 | (void) printf("Indirect blocks:\n"); | |
1342 | ||
428870ff | 1343 | SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset), |
b128c09f BB |
1344 | dn->dn_object, dnp->dn_nlevels - 1, 0); |
1345 | for (j = 0; j < dnp->dn_nblkptr; j++) { | |
1346 | czb.zb_blkid = j; | |
428870ff | 1347 | (void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp, |
b128c09f BB |
1348 | &dnp->dn_blkptr[j], &czb); |
1349 | } | |
34dc7c2f BB |
1350 | |
1351 | (void) printf("\n"); | |
34dc7c2f BB |
1352 | } |
1353 | ||
1354 | /*ARGSUSED*/ | |
1355 | static void | |
1356 | dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size) | |
1357 | { | |
1358 | dsl_dir_phys_t *dd = data; | |
1359 | time_t crtime; | |
428870ff | 1360 | char nice[32]; |
34dc7c2f BB |
1361 | |
1362 | if (dd == NULL) | |
1363 | return; | |
1364 | ||
1365 | ASSERT3U(size, >=, sizeof (dsl_dir_phys_t)); | |
1366 | ||
1367 | crtime = dd->dd_creation_time; | |
34dc7c2f BB |
1368 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1369 | (void) printf("\t\thead_dataset_obj = %llu\n", | |
1370 | (u_longlong_t)dd->dd_head_dataset_obj); | |
1371 | (void) printf("\t\tparent_dir_obj = %llu\n", | |
1372 | (u_longlong_t)dd->dd_parent_obj); | |
1373 | (void) printf("\t\torigin_obj = %llu\n", | |
1374 | (u_longlong_t)dd->dd_origin_obj); | |
1375 | (void) printf("\t\tchild_dir_zapobj = %llu\n", | |
1376 | (u_longlong_t)dd->dd_child_dir_zapobj); | |
428870ff | 1377 | zdb_nicenum(dd->dd_used_bytes, nice); |
b128c09f | 1378 | (void) printf("\t\tused_bytes = %s\n", nice); |
428870ff | 1379 | zdb_nicenum(dd->dd_compressed_bytes, nice); |
b128c09f | 1380 | (void) printf("\t\tcompressed_bytes = %s\n", nice); |
428870ff | 1381 | zdb_nicenum(dd->dd_uncompressed_bytes, nice); |
b128c09f | 1382 | (void) printf("\t\tuncompressed_bytes = %s\n", nice); |
428870ff | 1383 | zdb_nicenum(dd->dd_quota, nice); |
b128c09f | 1384 | (void) printf("\t\tquota = %s\n", nice); |
428870ff | 1385 | zdb_nicenum(dd->dd_reserved, nice); |
b128c09f | 1386 | (void) printf("\t\treserved = %s\n", nice); |
34dc7c2f BB |
1387 | (void) printf("\t\tprops_zapobj = %llu\n", |
1388 | (u_longlong_t)dd->dd_props_zapobj); | |
1389 | (void) printf("\t\tdeleg_zapobj = %llu\n", | |
1390 | (u_longlong_t)dd->dd_deleg_zapobj); | |
b128c09f BB |
1391 | (void) printf("\t\tflags = %llx\n", |
1392 | (u_longlong_t)dd->dd_flags); | |
1393 | ||
1394 | #define DO(which) \ | |
428870ff | 1395 | zdb_nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice); \ |
b128c09f BB |
1396 | (void) printf("\t\tused_breakdown[" #which "] = %s\n", nice) |
1397 | DO(HEAD); | |
1398 | DO(SNAP); | |
1399 | DO(CHILD); | |
1400 | DO(CHILD_RSRV); | |
1401 | DO(REFRSRV); | |
1402 | #undef DO | |
34dc7c2f BB |
1403 | } |
1404 | ||
1405 | /*ARGSUSED*/ | |
1406 | static void | |
1407 | dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size) | |
1408 | { | |
1409 | dsl_dataset_phys_t *ds = data; | |
1410 | time_t crtime; | |
428870ff | 1411 | char used[32], compressed[32], uncompressed[32], unique[32]; |
34dc7c2f BB |
1412 | char blkbuf[BP_SPRINTF_LEN]; |
1413 | ||
1414 | if (ds == NULL) | |
1415 | return; | |
1416 | ||
1417 | ASSERT(size == sizeof (*ds)); | |
1418 | crtime = ds->ds_creation_time; | |
9ae529ec | 1419 | zdb_nicenum(ds->ds_referenced_bytes, used); |
428870ff BB |
1420 | zdb_nicenum(ds->ds_compressed_bytes, compressed); |
1421 | zdb_nicenum(ds->ds_uncompressed_bytes, uncompressed); | |
1422 | zdb_nicenum(ds->ds_unique_bytes, unique); | |
ea04106b | 1423 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ds->ds_bp); |
34dc7c2f | 1424 | |
b128c09f | 1425 | (void) printf("\t\tdir_obj = %llu\n", |
34dc7c2f BB |
1426 | (u_longlong_t)ds->ds_dir_obj); |
1427 | (void) printf("\t\tprev_snap_obj = %llu\n", | |
1428 | (u_longlong_t)ds->ds_prev_snap_obj); | |
1429 | (void) printf("\t\tprev_snap_txg = %llu\n", | |
1430 | (u_longlong_t)ds->ds_prev_snap_txg); | |
1431 | (void) printf("\t\tnext_snap_obj = %llu\n", | |
1432 | (u_longlong_t)ds->ds_next_snap_obj); | |
1433 | (void) printf("\t\tsnapnames_zapobj = %llu\n", | |
1434 | (u_longlong_t)ds->ds_snapnames_zapobj); | |
1435 | (void) printf("\t\tnum_children = %llu\n", | |
1436 | (u_longlong_t)ds->ds_num_children); | |
45d1cae3 BB |
1437 | (void) printf("\t\tuserrefs_obj = %llu\n", |
1438 | (u_longlong_t)ds->ds_userrefs_obj); | |
34dc7c2f BB |
1439 | (void) printf("\t\tcreation_time = %s", ctime(&crtime)); |
1440 | (void) printf("\t\tcreation_txg = %llu\n", | |
1441 | (u_longlong_t)ds->ds_creation_txg); | |
1442 | (void) printf("\t\tdeadlist_obj = %llu\n", | |
1443 | (u_longlong_t)ds->ds_deadlist_obj); | |
1444 | (void) printf("\t\tused_bytes = %s\n", used); | |
1445 | (void) printf("\t\tcompressed_bytes = %s\n", compressed); | |
1446 | (void) printf("\t\tuncompressed_bytes = %s\n", uncompressed); | |
1447 | (void) printf("\t\tunique = %s\n", unique); | |
1448 | (void) printf("\t\tfsid_guid = %llu\n", | |
1449 | (u_longlong_t)ds->ds_fsid_guid); | |
1450 | (void) printf("\t\tguid = %llu\n", | |
1451 | (u_longlong_t)ds->ds_guid); | |
1452 | (void) printf("\t\tflags = %llx\n", | |
1453 | (u_longlong_t)ds->ds_flags); | |
b128c09f BB |
1454 | (void) printf("\t\tnext_clones_obj = %llu\n", |
1455 | (u_longlong_t)ds->ds_next_clones_obj); | |
1456 | (void) printf("\t\tprops_obj = %llu\n", | |
1457 | (u_longlong_t)ds->ds_props_obj); | |
34dc7c2f BB |
1458 | (void) printf("\t\tbp = %s\n", blkbuf); |
1459 | } | |
1460 | ||
9ae529ec CS |
1461 | /* ARGSUSED */ |
1462 | static int | |
1463 | dump_bptree_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1464 | { | |
1465 | char blkbuf[BP_SPRINTF_LEN]; | |
1466 | ||
1467 | if (bp->blk_birth != 0) { | |
ea04106b | 1468 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
9ae529ec CS |
1469 | (void) printf("\t%s\n", blkbuf); |
1470 | } | |
1471 | return (0); | |
1472 | } | |
1473 | ||
1474 | static void | |
1475 | dump_bptree(objset_t *os, uint64_t obj, char *name) | |
1476 | { | |
1477 | char bytes[32]; | |
1478 | bptree_phys_t *bt; | |
1479 | dmu_buf_t *db; | |
1480 | ||
1481 | if (dump_opt['d'] < 3) | |
1482 | return; | |
1483 | ||
1484 | VERIFY3U(0, ==, dmu_bonus_hold(os, obj, FTAG, &db)); | |
1485 | bt = db->db_data; | |
1486 | zdb_nicenum(bt->bt_bytes, bytes); | |
1487 | (void) printf("\n %s: %llu datasets, %s\n", | |
1488 | name, (unsigned long long)(bt->bt_end - bt->bt_begin), bytes); | |
1489 | dmu_buf_rele(db, FTAG); | |
1490 | ||
1491 | if (dump_opt['d'] < 5) | |
1492 | return; | |
1493 | ||
1494 | (void) printf("\n"); | |
1495 | ||
1496 | (void) bptree_iterate(os, obj, B_FALSE, dump_bptree_cb, NULL, NULL); | |
1497 | } | |
1498 | ||
428870ff BB |
1499 | /* ARGSUSED */ |
1500 | static int | |
1501 | dump_bpobj_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
1502 | { | |
1503 | char blkbuf[BP_SPRINTF_LEN]; | |
1504 | ||
1505 | ASSERT(bp->blk_birth != 0); | |
ea04106b | 1506 | snprintf_blkptr_compact(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
1507 | (void) printf("\t%s\n", blkbuf); |
1508 | return (0); | |
1509 | } | |
1510 | ||
34dc7c2f | 1511 | static void |
e10b0808 | 1512 | dump_full_bpobj(bpobj_t *bpo, char *name, int indent) |
34dc7c2f | 1513 | { |
428870ff BB |
1514 | char bytes[32]; |
1515 | char comp[32]; | |
1516 | char uncomp[32]; | |
a08ee875 | 1517 | uint64_t i; |
34dc7c2f BB |
1518 | |
1519 | if (dump_opt['d'] < 3) | |
1520 | return; | |
1521 | ||
428870ff | 1522 | zdb_nicenum(bpo->bpo_phys->bpo_bytes, bytes); |
a08ee875 | 1523 | if (bpo->bpo_havesubobj && bpo->bpo_phys->bpo_subobjs != 0) { |
428870ff BB |
1524 | zdb_nicenum(bpo->bpo_phys->bpo_comp, comp); |
1525 | zdb_nicenum(bpo->bpo_phys->bpo_uncomp, uncomp); | |
a08ee875 | 1526 | (void) printf(" %*s: object %llu, %llu local blkptrs, " |
e10b0808 | 1527 | "%llu subobjs in object, %llu, %s (%s/%s comp)\n", |
a08ee875 LG |
1528 | indent * 8, name, |
1529 | (u_longlong_t)bpo->bpo_object, | |
1530 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
428870ff | 1531 | (u_longlong_t)bpo->bpo_phys->bpo_num_subobjs, |
e10b0808 | 1532 | (u_longlong_t)bpo->bpo_phys->bpo_subobjs, |
34dc7c2f | 1533 | bytes, comp, uncomp); |
a08ee875 LG |
1534 | |
1535 | for (i = 0; i < bpo->bpo_phys->bpo_num_subobjs; i++) { | |
1536 | uint64_t subobj; | |
1537 | bpobj_t subbpo; | |
1538 | int error; | |
1539 | VERIFY0(dmu_read(bpo->bpo_os, | |
1540 | bpo->bpo_phys->bpo_subobjs, | |
1541 | i * sizeof (subobj), sizeof (subobj), &subobj, 0)); | |
1542 | error = bpobj_open(&subbpo, bpo->bpo_os, subobj); | |
1543 | if (error != 0) { | |
1544 | (void) printf("ERROR %u while trying to open " | |
1545 | "subobj id %llu\n", | |
1546 | error, (u_longlong_t)subobj); | |
1547 | continue; | |
1548 | } | |
e10b0808 | 1549 | dump_full_bpobj(&subbpo, "subobj", indent + 1); |
cae5b340 | 1550 | bpobj_close(&subbpo); |
a08ee875 | 1551 | } |
34dc7c2f | 1552 | } else { |
a08ee875 LG |
1553 | (void) printf(" %*s: object %llu, %llu blkptrs, %s\n", |
1554 | indent * 8, name, | |
1555 | (u_longlong_t)bpo->bpo_object, | |
1556 | (u_longlong_t)bpo->bpo_phys->bpo_num_blkptrs, | |
1557 | bytes); | |
34dc7c2f BB |
1558 | } |
1559 | ||
428870ff | 1560 | if (dump_opt['d'] < 5) |
34dc7c2f | 1561 | return; |
34dc7c2f | 1562 | |
34dc7c2f | 1563 | |
a08ee875 LG |
1564 | if (indent == 0) { |
1565 | (void) bpobj_iterate_nofree(bpo, dump_bpobj_cb, NULL, NULL); | |
1566 | (void) printf("\n"); | |
1567 | } | |
428870ff | 1568 | } |
34dc7c2f | 1569 | |
428870ff BB |
1570 | static void |
1571 | dump_deadlist(dsl_deadlist_t *dl) | |
1572 | { | |
1573 | dsl_deadlist_entry_t *dle; | |
a08ee875 | 1574 | uint64_t unused; |
428870ff BB |
1575 | char bytes[32]; |
1576 | char comp[32]; | |
1577 | char uncomp[32]; | |
1578 | ||
1579 | if (dump_opt['d'] < 3) | |
1580 | return; | |
34dc7c2f | 1581 | |
ea04106b | 1582 | if (dl->dl_oldfmt) { |
e10b0808 | 1583 | dump_full_bpobj(&dl->dl_bpobj, "old-format deadlist", 0); |
ea04106b AX |
1584 | return; |
1585 | } | |
1586 | ||
428870ff BB |
1587 | zdb_nicenum(dl->dl_phys->dl_used, bytes); |
1588 | zdb_nicenum(dl->dl_phys->dl_comp, comp); | |
1589 | zdb_nicenum(dl->dl_phys->dl_uncomp, uncomp); | |
1590 | (void) printf("\n Deadlist: %s (%s/%s comp)\n", | |
1591 | bytes, comp, uncomp); | |
1592 | ||
1593 | if (dump_opt['d'] < 4) | |
1594 | return; | |
1595 | ||
1596 | (void) printf("\n"); | |
1597 | ||
a08ee875 LG |
1598 | /* force the tree to be loaded */ |
1599 | dsl_deadlist_space_range(dl, 0, UINT64_MAX, &unused, &unused, &unused); | |
1600 | ||
428870ff BB |
1601 | for (dle = avl_first(&dl->dl_tree); dle; |
1602 | dle = AVL_NEXT(&dl->dl_tree, dle)) { | |
a08ee875 LG |
1603 | if (dump_opt['d'] >= 5) { |
1604 | char buf[128]; | |
1605 | (void) snprintf(buf, sizeof (buf), | |
1606 | "mintxg %llu -> obj %llu", | |
1607 | (longlong_t)dle->dle_mintxg, | |
1608 | (longlong_t)dle->dle_bpobj.bpo_object); | |
1609 | ||
e10b0808 | 1610 | dump_full_bpobj(&dle->dle_bpobj, buf, 0); |
a08ee875 LG |
1611 | } else { |
1612 | (void) printf("mintxg %llu -> obj %llu\n", | |
1613 | (longlong_t)dle->dle_mintxg, | |
1614 | (longlong_t)dle->dle_bpobj.bpo_object); | |
428870ff | 1615 | |
a08ee875 | 1616 | } |
428870ff | 1617 | } |
34dc7c2f BB |
1618 | } |
1619 | ||
1620 | static avl_tree_t idx_tree; | |
1621 | static avl_tree_t domain_tree; | |
1622 | static boolean_t fuid_table_loaded; | |
cae5b340 AX |
1623 | static objset_t *sa_os = NULL; |
1624 | static sa_attr_type_t *sa_attr_table = NULL; | |
1625 | ||
1626 | static int | |
1627 | open_objset(const char *path, dmu_objset_type_t type, void *tag, objset_t **osp) | |
1628 | { | |
1629 | int err; | |
1630 | uint64_t sa_attrs = 0; | |
1631 | uint64_t version = 0; | |
1632 | ||
1633 | VERIFY3P(sa_os, ==, NULL); | |
1634 | err = dmu_objset_own(path, type, B_TRUE, tag, osp); | |
1635 | if (err != 0) { | |
1636 | (void) fprintf(stderr, "failed to own dataset '%s': %s\n", path, | |
1637 | strerror(err)); | |
1638 | return (err); | |
1639 | } | |
1640 | ||
1641 | if (dmu_objset_type(*osp) == DMU_OST_ZFS) { | |
1642 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZPL_VERSION_STR, | |
1643 | 8, 1, &version); | |
1644 | if (version >= ZPL_VERSION_SA) { | |
1645 | (void) zap_lookup(*osp, MASTER_NODE_OBJ, ZFS_SA_ATTRS, | |
1646 | 8, 1, &sa_attrs); | |
1647 | } | |
1648 | err = sa_setup(*osp, sa_attrs, zfs_attr_table, ZPL_END, | |
1649 | &sa_attr_table); | |
1650 | if (err != 0) { | |
1651 | (void) fprintf(stderr, "sa_setup failed: %s\n", | |
1652 | strerror(err)); | |
1653 | dmu_objset_disown(*osp, tag); | |
1654 | *osp = NULL; | |
1655 | } | |
1656 | } | |
1657 | sa_os = *osp; | |
1658 | ||
1659 | return (0); | |
1660 | } | |
1661 | ||
1662 | static void | |
1663 | close_objset(objset_t *os, void *tag) | |
1664 | { | |
1665 | VERIFY3P(os, ==, sa_os); | |
1666 | if (os->os_sa != NULL) | |
1667 | sa_tear_down(os); | |
1668 | dmu_objset_disown(os, tag); | |
1669 | sa_attr_table = NULL; | |
1670 | sa_os = NULL; | |
1671 | } | |
34dc7c2f BB |
1672 | |
1673 | static void | |
0bc8fd78 | 1674 | fuid_table_destroy(void) |
34dc7c2f BB |
1675 | { |
1676 | if (fuid_table_loaded) { | |
1677 | zfs_fuid_table_destroy(&idx_tree, &domain_tree); | |
1678 | fuid_table_loaded = B_FALSE; | |
1679 | } | |
1680 | } | |
1681 | ||
1682 | /* | |
1683 | * print uid or gid information. | |
1684 | * For normal POSIX id just the id is printed in decimal format. | |
1685 | * For CIFS files with FUID the fuid is printed in hex followed by | |
a08ee875 | 1686 | * the domain-rid string. |
34dc7c2f BB |
1687 | */ |
1688 | static void | |
1689 | print_idstr(uint64_t id, const char *id_type) | |
1690 | { | |
1691 | if (FUID_INDEX(id)) { | |
1692 | char *domain; | |
1693 | ||
1694 | domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id)); | |
1695 | (void) printf("\t%s %llx [%s-%d]\n", id_type, | |
1696 | (u_longlong_t)id, domain, (int)FUID_RID(id)); | |
1697 | } else { | |
1698 | (void) printf("\t%s %llu\n", id_type, (u_longlong_t)id); | |
1699 | } | |
1700 | ||
1701 | } | |
1702 | ||
1703 | static void | |
428870ff | 1704 | dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid) |
34dc7c2f BB |
1705 | { |
1706 | uint32_t uid_idx, gid_idx; | |
1707 | ||
428870ff BB |
1708 | uid_idx = FUID_INDEX(uid); |
1709 | gid_idx = FUID_INDEX(gid); | |
34dc7c2f BB |
1710 | |
1711 | /* Load domain table, if not already loaded */ | |
1712 | if (!fuid_table_loaded && (uid_idx || gid_idx)) { | |
1713 | uint64_t fuid_obj; | |
1714 | ||
1715 | /* first find the fuid object. It lives in the master node */ | |
1716 | VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES, | |
1717 | 8, 1, &fuid_obj) == 0); | |
9babb374 | 1718 | zfs_fuid_avl_tree_create(&idx_tree, &domain_tree); |
34dc7c2f BB |
1719 | (void) zfs_fuid_table_load(os, fuid_obj, |
1720 | &idx_tree, &domain_tree); | |
1721 | fuid_table_loaded = B_TRUE; | |
1722 | } | |
1723 | ||
428870ff BB |
1724 | print_idstr(uid, "uid"); |
1725 | print_idstr(gid, "gid"); | |
34dc7c2f BB |
1726 | } |
1727 | ||
c06d4368 AX |
1728 | static void |
1729 | dump_znode_sa_xattr(sa_handle_t *hdl) | |
1730 | { | |
1731 | nvlist_t *sa_xattr; | |
1732 | nvpair_t *elem = NULL; | |
1733 | int sa_xattr_size = 0; | |
1734 | int sa_xattr_entries = 0; | |
1735 | int error; | |
1736 | char *sa_xattr_packed; | |
1737 | ||
1738 | error = sa_size(hdl, sa_attr_table[ZPL_DXATTR], &sa_xattr_size); | |
1739 | if (error || sa_xattr_size == 0) | |
1740 | return; | |
1741 | ||
1742 | sa_xattr_packed = malloc(sa_xattr_size); | |
1743 | if (sa_xattr_packed == NULL) | |
1744 | return; | |
1745 | ||
1746 | error = sa_lookup(hdl, sa_attr_table[ZPL_DXATTR], | |
1747 | sa_xattr_packed, sa_xattr_size); | |
1748 | if (error) { | |
1749 | free(sa_xattr_packed); | |
1750 | return; | |
1751 | } | |
1752 | ||
1753 | error = nvlist_unpack(sa_xattr_packed, sa_xattr_size, &sa_xattr, 0); | |
1754 | if (error) { | |
1755 | free(sa_xattr_packed); | |
1756 | return; | |
1757 | } | |
1758 | ||
1759 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) | |
1760 | sa_xattr_entries++; | |
1761 | ||
1762 | (void) printf("\tSA xattrs: %d bytes, %d entries\n\n", | |
1763 | sa_xattr_size, sa_xattr_entries); | |
1764 | while ((elem = nvlist_next_nvpair(sa_xattr, elem)) != NULL) { | |
1765 | uchar_t *value; | |
1766 | uint_t cnt, idx; | |
1767 | ||
1768 | (void) printf("\t\t%s = ", nvpair_name(elem)); | |
1769 | nvpair_value_byte_array(elem, &value, &cnt); | |
a08ee875 | 1770 | for (idx = 0; idx < cnt; ++idx) { |
c06d4368 AX |
1771 | if (isprint(value[idx])) |
1772 | (void) putchar(value[idx]); | |
1773 | else | |
1774 | (void) printf("\\%3.3o", value[idx]); | |
1775 | } | |
1776 | (void) putchar('\n'); | |
1777 | } | |
1778 | ||
1779 | nvlist_free(sa_xattr); | |
1780 | free(sa_xattr_packed); | |
1781 | } | |
1782 | ||
34dc7c2f BB |
1783 | /*ARGSUSED*/ |
1784 | static void | |
1785 | dump_znode(objset_t *os, uint64_t object, void *data, size_t size) | |
1786 | { | |
34dc7c2f | 1787 | char path[MAXPATHLEN * 2]; /* allow for xattr and failure prefix */ |
428870ff BB |
1788 | sa_handle_t *hdl; |
1789 | uint64_t xattr, rdev, gen; | |
1790 | uint64_t uid, gid, mode, fsize, parent, links; | |
1791 | uint64_t pflags; | |
1792 | uint64_t acctm[2], modtm[2], chgtm[2], crtm[2]; | |
1793 | time_t z_crtime, z_atime, z_mtime, z_ctime; | |
1794 | sa_bulk_attr_t bulk[12]; | |
1795 | int idx = 0; | |
34dc7c2f BB |
1796 | int error; |
1797 | ||
cae5b340 | 1798 | VERIFY3P(os, ==, sa_os); |
428870ff BB |
1799 | if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) { |
1800 | (void) printf("Failed to get handle for SA znode\n"); | |
1801 | return; | |
1802 | } | |
1803 | ||
1804 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8); | |
1805 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8); | |
1806 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL, | |
1807 | &links, 8); | |
1808 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8); | |
1809 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL, | |
1810 | &mode, 8); | |
1811 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT], | |
1812 | NULL, &parent, 8); | |
1813 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL, | |
1814 | &fsize, 8); | |
1815 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL, | |
1816 | acctm, 16); | |
1817 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL, | |
1818 | modtm, 16); | |
1819 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL, | |
1820 | crtm, 16); | |
1821 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL, | |
1822 | chgtm, 16); | |
1823 | SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL, | |
1824 | &pflags, 8); | |
1825 | ||
1826 | if (sa_bulk_lookup(hdl, bulk, idx)) { | |
1827 | (void) sa_handle_destroy(hdl); | |
1828 | return; | |
1829 | } | |
34dc7c2f | 1830 | |
428870ff BB |
1831 | z_crtime = (time_t)crtm[0]; |
1832 | z_atime = (time_t)acctm[0]; | |
1833 | z_mtime = (time_t)modtm[0]; | |
1834 | z_ctime = (time_t)chgtm[0]; | |
34dc7c2f | 1835 | |
cae5b340 AX |
1836 | if (dump_opt['d'] > 4) { |
1837 | error = zfs_obj_to_path(os, object, path, sizeof (path)); | |
1838 | if (error != 0) { | |
1839 | (void) snprintf(path, sizeof (path), | |
1840 | "\?\?\?<object#%llu>", (u_longlong_t)object); | |
1841 | } | |
1842 | (void) printf("\tpath %s\n", path); | |
1843 | } | |
428870ff | 1844 | dump_uidgid(os, uid, gid); |
34dc7c2f BB |
1845 | (void) printf("\tatime %s", ctime(&z_atime)); |
1846 | (void) printf("\tmtime %s", ctime(&z_mtime)); | |
1847 | (void) printf("\tctime %s", ctime(&z_ctime)); | |
1848 | (void) printf("\tcrtime %s", ctime(&z_crtime)); | |
428870ff BB |
1849 | (void) printf("\tgen %llu\n", (u_longlong_t)gen); |
1850 | (void) printf("\tmode %llo\n", (u_longlong_t)mode); | |
1851 | (void) printf("\tsize %llu\n", (u_longlong_t)fsize); | |
1852 | (void) printf("\tparent %llu\n", (u_longlong_t)parent); | |
1853 | (void) printf("\tlinks %llu\n", (u_longlong_t)links); | |
1854 | (void) printf("\tpflags %llx\n", (u_longlong_t)pflags); | |
1855 | if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr, | |
1856 | sizeof (uint64_t)) == 0) | |
1857 | (void) printf("\txattr %llu\n", (u_longlong_t)xattr); | |
1858 | if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev, | |
1859 | sizeof (uint64_t)) == 0) | |
1860 | (void) printf("\trdev 0x%016llx\n", (u_longlong_t)rdev); | |
c06d4368 | 1861 | dump_znode_sa_xattr(hdl); |
428870ff | 1862 | sa_handle_destroy(hdl); |
34dc7c2f BB |
1863 | } |
1864 | ||
1865 | /*ARGSUSED*/ | |
1866 | static void | |
1867 | dump_acl(objset_t *os, uint64_t object, void *data, size_t size) | |
1868 | { | |
1869 | } | |
1870 | ||
1871 | /*ARGSUSED*/ | |
1872 | static void | |
1873 | dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size) | |
1874 | { | |
1875 | } | |
1876 | ||
428870ff | 1877 | static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = { |
34dc7c2f BB |
1878 | dump_none, /* unallocated */ |
1879 | dump_zap, /* object directory */ | |
1880 | dump_uint64, /* object array */ | |
1881 | dump_none, /* packed nvlist */ | |
1882 | dump_packed_nvlist, /* packed nvlist size */ | |
e10b0808 AX |
1883 | dump_none, /* bpobj */ |
1884 | dump_bpobj, /* bpobj header */ | |
34dc7c2f BB |
1885 | dump_none, /* SPA space map header */ |
1886 | dump_none, /* SPA space map */ | |
1887 | dump_none, /* ZIL intent log */ | |
1888 | dump_dnode, /* DMU dnode */ | |
1889 | dump_dmu_objset, /* DMU objset */ | |
1890 | dump_dsl_dir, /* DSL directory */ | |
1891 | dump_zap, /* DSL directory child map */ | |
1892 | dump_zap, /* DSL dataset snap map */ | |
1893 | dump_zap, /* DSL props */ | |
1894 | dump_dsl_dataset, /* DSL dataset */ | |
1895 | dump_znode, /* ZFS znode */ | |
1896 | dump_acl, /* ZFS V0 ACL */ | |
1897 | dump_uint8, /* ZFS plain file */ | |
1898 | dump_zpldir, /* ZFS directory */ | |
1899 | dump_zap, /* ZFS master node */ | |
1900 | dump_zap, /* ZFS delete queue */ | |
1901 | dump_uint8, /* zvol object */ | |
1902 | dump_zap, /* zvol prop */ | |
1903 | dump_uint8, /* other uint8[] */ | |
1904 | dump_uint64, /* other uint64[] */ | |
1905 | dump_zap, /* other ZAP */ | |
1906 | dump_zap, /* persistent error log */ | |
1907 | dump_uint8, /* SPA history */ | |
a08ee875 | 1908 | dump_history_offsets, /* SPA history offsets */ |
34dc7c2f BB |
1909 | dump_zap, /* Pool properties */ |
1910 | dump_zap, /* DSL permissions */ | |
1911 | dump_acl, /* ZFS ACL */ | |
1912 | dump_uint8, /* ZFS SYSACL */ | |
1913 | dump_none, /* FUID nvlist */ | |
1914 | dump_packed_nvlist, /* FUID nvlist size */ | |
b128c09f BB |
1915 | dump_zap, /* DSL dataset next clones */ |
1916 | dump_zap, /* DSL scrub queue */ | |
9babb374 BB |
1917 | dump_zap, /* ZFS user/group used */ |
1918 | dump_zap, /* ZFS user/group quota */ | |
45d1cae3 | 1919 | dump_zap, /* snapshot refcount tags */ |
428870ff BB |
1920 | dump_ddt_zap, /* DDT ZAP object */ |
1921 | dump_zap, /* DDT statistics */ | |
1922 | dump_znode, /* SA object */ | |
1923 | dump_zap, /* SA Master Node */ | |
1924 | dump_sa_attrs, /* SA attribute registration */ | |
1925 | dump_sa_layouts, /* SA attribute layouts */ | |
1926 | dump_zap, /* DSL scrub translations */ | |
1927 | dump_none, /* fake dedup BP */ | |
1928 | dump_zap, /* deadlist */ | |
1929 | dump_none, /* deadlist hdr */ | |
1930 | dump_zap, /* dsl clones */ | |
e10b0808 | 1931 | dump_bpobj_subobjs, /* bpobj subobjs */ |
428870ff | 1932 | dump_unknown, /* Unknown type, must be last */ |
34dc7c2f BB |
1933 | }; |
1934 | ||
1935 | static void | |
cae5b340 AX |
1936 | dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header, |
1937 | uint64_t *dnode_slots_used) | |
34dc7c2f BB |
1938 | { |
1939 | dmu_buf_t *db = NULL; | |
1940 | dmu_object_info_t doi; | |
1941 | dnode_t *dn; | |
1942 | void *bonus = NULL; | |
1943 | size_t bsize = 0; | |
cae5b340 | 1944 | char iblk[32], dblk[32], lsize[32], asize[32], fill[32], dnsize[32]; |
428870ff | 1945 | char bonus_size[32]; |
34dc7c2f BB |
1946 | char aux[50]; |
1947 | int error; | |
1948 | ||
1949 | if (*print_header) { | |
cae5b340 AX |
1950 | (void) printf("\n%10s %3s %5s %5s %5s %6s %5s %6s %s\n", |
1951 | "Object", "lvl", "iblk", "dblk", "dsize", "dnsize", | |
1952 | "lsize", "%full", "type"); | |
34dc7c2f BB |
1953 | *print_header = 0; |
1954 | } | |
1955 | ||
1956 | if (object == 0) { | |
572e2857 | 1957 | dn = DMU_META_DNODE(os); |
34dc7c2f BB |
1958 | } else { |
1959 | error = dmu_bonus_hold(os, object, FTAG, &db); | |
1960 | if (error) | |
1961 | fatal("dmu_bonus_hold(%llu) failed, errno %u", | |
1962 | object, error); | |
1963 | bonus = db->db_data; | |
1964 | bsize = db->db_size; | |
572e2857 | 1965 | dn = DB_DNODE((dmu_buf_impl_t *)db); |
34dc7c2f BB |
1966 | } |
1967 | dmu_object_info_from_dnode(dn, &doi); | |
1968 | ||
cae5b340 AX |
1969 | if (dnode_slots_used) |
1970 | *dnode_slots_used = doi.doi_dnodesize / DNODE_MIN_SIZE; | |
1971 | ||
428870ff BB |
1972 | zdb_nicenum(doi.doi_metadata_block_size, iblk); |
1973 | zdb_nicenum(doi.doi_data_block_size, dblk); | |
1974 | zdb_nicenum(doi.doi_max_offset, lsize); | |
1975 | zdb_nicenum(doi.doi_physical_blocks_512 << 9, asize); | |
1976 | zdb_nicenum(doi.doi_bonus_size, bonus_size); | |
cae5b340 | 1977 | zdb_nicenum(doi.doi_dnodesize, dnsize); |
428870ff BB |
1978 | (void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count * |
1979 | doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) / | |
1980 | doi.doi_max_offset); | |
34dc7c2f BB |
1981 | |
1982 | aux[0] = '\0'; | |
1983 | ||
1984 | if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) { | |
1985 | (void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)", | |
428870ff | 1986 | ZDB_CHECKSUM_NAME(doi.doi_checksum)); |
34dc7c2f BB |
1987 | } |
1988 | ||
1989 | if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) { | |
1990 | (void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)", | |
428870ff | 1991 | ZDB_COMPRESS_NAME(doi.doi_compress)); |
34dc7c2f BB |
1992 | } |
1993 | ||
cae5b340 | 1994 | (void) printf("%10lld %3u %5s %5s %5s %6s %5s %6s %s%s\n", |
428870ff | 1995 | (u_longlong_t)object, doi.doi_indirection, iblk, dblk, |
cae5b340 | 1996 | asize, dnsize, lsize, fill, zdb_ot_name(doi.doi_type), aux); |
34dc7c2f BB |
1997 | |
1998 | if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) { | |
cae5b340 AX |
1999 | (void) printf("%10s %3s %5s %5s %5s %5s %5s %6s %s\n", |
2000 | "", "", "", "", "", "", bonus_size, "bonus", | |
87dac73d | 2001 | zdb_ot_name(doi.doi_bonus_type)); |
34dc7c2f BB |
2002 | } |
2003 | ||
2004 | if (verbosity >= 4) { | |
cae5b340 | 2005 | (void) printf("\tdnode flags: %s%s%s%s\n", |
9babb374 BB |
2006 | (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ? |
2007 | "USED_BYTES " : "", | |
2008 | (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ? | |
428870ff | 2009 | "USERUSED_ACCOUNTED " : "", |
cae5b340 AX |
2010 | (dn->dn_phys->dn_flags & DNODE_FLAG_USEROBJUSED_ACCOUNTED) ? |
2011 | "USEROBJUSED_ACCOUNTED " : "", | |
428870ff BB |
2012 | (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ? |
2013 | "SPILL_BLKPTR" : ""); | |
9babb374 BB |
2014 | (void) printf("\tdnode maxblkid: %llu\n", |
2015 | (longlong_t)dn->dn_phys->dn_maxblkid); | |
2016 | ||
428870ff BB |
2017 | object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object, |
2018 | bonus, bsize); | |
2019 | object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0); | |
34dc7c2f BB |
2020 | *print_header = 1; |
2021 | } | |
2022 | ||
2023 | if (verbosity >= 5) | |
b128c09f | 2024 | dump_indirect(dn); |
34dc7c2f BB |
2025 | |
2026 | if (verbosity >= 5) { | |
2027 | /* | |
2028 | * Report the list of segments that comprise the object. | |
2029 | */ | |
2030 | uint64_t start = 0; | |
2031 | uint64_t end; | |
2032 | uint64_t blkfill = 1; | |
2033 | int minlvl = 1; | |
2034 | ||
2035 | if (dn->dn_type == DMU_OT_DNODE) { | |
2036 | minlvl = 0; | |
2037 | blkfill = DNODES_PER_BLOCK; | |
2038 | } | |
2039 | ||
2040 | for (;;) { | |
428870ff | 2041 | char segsize[32]; |
b128c09f BB |
2042 | error = dnode_next_offset(dn, |
2043 | 0, &start, minlvl, blkfill, 0); | |
34dc7c2f BB |
2044 | if (error) |
2045 | break; | |
2046 | end = start; | |
b128c09f BB |
2047 | error = dnode_next_offset(dn, |
2048 | DNODE_FIND_HOLE, &end, minlvl, blkfill, 0); | |
428870ff | 2049 | zdb_nicenum(end - start, segsize); |
34dc7c2f BB |
2050 | (void) printf("\t\tsegment [%016llx, %016llx)" |
2051 | " size %5s\n", (u_longlong_t)start, | |
2052 | (u_longlong_t)end, segsize); | |
2053 | if (error) | |
2054 | break; | |
2055 | start = end; | |
2056 | } | |
2057 | } | |
2058 | ||
2059 | if (db != NULL) | |
2060 | dmu_buf_rele(db, FTAG); | |
2061 | } | |
2062 | ||
2063 | static char *objset_types[DMU_OST_NUMTYPES] = { | |
2064 | "NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" }; | |
2065 | ||
2066 | static void | |
2067 | dump_dir(objset_t *os) | |
2068 | { | |
2069 | dmu_objset_stats_t dds; | |
2070 | uint64_t object, object_count; | |
2071 | uint64_t refdbytes, usedobjs, scratch; | |
428870ff | 2072 | char numbuf[32]; |
9babb374 | 2073 | char blkbuf[BP_SPRINTF_LEN + 20]; |
cae5b340 | 2074 | char osname[ZFS_MAX_DATASET_NAME_LEN]; |
34dc7c2f BB |
2075 | char *type = "UNKNOWN"; |
2076 | int verbosity = dump_opt['d']; | |
2077 | int print_header = 1; | |
2078 | int i, error; | |
cae5b340 AX |
2079 | uint64_t total_slots_used = 0; |
2080 | uint64_t max_slot_used = 0; | |
2081 | uint64_t dnode_slots; | |
34dc7c2f | 2082 | |
a08ee875 | 2083 | dsl_pool_config_enter(dmu_objset_pool(os), FTAG); |
34dc7c2f | 2084 | dmu_objset_fast_stat(os, &dds); |
a08ee875 | 2085 | dsl_pool_config_exit(dmu_objset_pool(os), FTAG); |
34dc7c2f BB |
2086 | |
2087 | if (dds.dds_type < DMU_OST_NUMTYPES) | |
2088 | type = objset_types[dds.dds_type]; | |
2089 | ||
2090 | if (dds.dds_type == DMU_OST_META) { | |
2091 | dds.dds_creation_txg = TXG_INITIAL; | |
ea04106b | 2092 | usedobjs = BP_GET_FILL(os->os_rootbp); |
e10b0808 AX |
2093 | refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> |
2094 | dd_used_bytes; | |
34dc7c2f BB |
2095 | } else { |
2096 | dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); | |
2097 | } | |
2098 | ||
ea04106b | 2099 | ASSERT3U(usedobjs, ==, BP_GET_FILL(os->os_rootbp)); |
34dc7c2f | 2100 | |
428870ff | 2101 | zdb_nicenum(refdbytes, numbuf); |
34dc7c2f BB |
2102 | |
2103 | if (verbosity >= 4) { | |
ea04106b AX |
2104 | (void) snprintf(blkbuf, sizeof (blkbuf), ", rootbp "); |
2105 | (void) snprintf_blkptr(blkbuf + strlen(blkbuf), | |
2106 | sizeof (blkbuf) - strlen(blkbuf), os->os_rootbp); | |
34dc7c2f BB |
2107 | } else { |
2108 | blkbuf[0] = '\0'; | |
2109 | } | |
2110 | ||
2111 | dmu_objset_name(os, osname); | |
2112 | ||
2113 | (void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, " | |
2114 | "%s, %llu objects%s\n", | |
2115 | osname, type, (u_longlong_t)dmu_objset_id(os), | |
2116 | (u_longlong_t)dds.dds_creation_txg, | |
2117 | numbuf, (u_longlong_t)usedobjs, blkbuf); | |
2118 | ||
34dc7c2f BB |
2119 | if (zopt_objects != 0) { |
2120 | for (i = 0; i < zopt_objects; i++) | |
2121 | dump_object(os, zopt_object[i], verbosity, | |
cae5b340 | 2122 | &print_header, NULL); |
34dc7c2f BB |
2123 | (void) printf("\n"); |
2124 | return; | |
2125 | } | |
2126 | ||
428870ff BB |
2127 | if (dump_opt['i'] != 0 || verbosity >= 2) |
2128 | dump_intent_log(dmu_objset_zil(os)); | |
2129 | ||
2130 | if (dmu_objset_ds(os) != NULL) | |
2131 | dump_deadlist(&dmu_objset_ds(os)->ds_deadlist); | |
2132 | ||
2133 | if (verbosity < 2) | |
2134 | return; | |
2135 | ||
ea04106b | 2136 | if (BP_IS_HOLE(os->os_rootbp)) |
428870ff BB |
2137 | return; |
2138 | ||
cae5b340 | 2139 | dump_object(os, 0, verbosity, &print_header, NULL); |
9babb374 | 2140 | object_count = 0; |
572e2857 BB |
2141 | if (DMU_USERUSED_DNODE(os) != NULL && |
2142 | DMU_USERUSED_DNODE(os)->dn_type != 0) { | |
cae5b340 AX |
2143 | dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header, |
2144 | NULL); | |
2145 | dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header, | |
2146 | NULL); | |
9babb374 | 2147 | } |
34dc7c2f BB |
2148 | |
2149 | object = 0; | |
2150 | while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) { | |
cae5b340 | 2151 | dump_object(os, object, verbosity, &print_header, &dnode_slots); |
34dc7c2f | 2152 | object_count++; |
cae5b340 AX |
2153 | total_slots_used += dnode_slots; |
2154 | max_slot_used = object + dnode_slots - 1; | |
34dc7c2f BB |
2155 | } |
2156 | ||
2157 | ASSERT3U(object_count, ==, usedobjs); | |
2158 | ||
2159 | (void) printf("\n"); | |
2160 | ||
cae5b340 AX |
2161 | (void) printf(" Dnode slots:\n"); |
2162 | (void) printf("\tTotal used: %10llu\n", | |
2163 | (u_longlong_t)total_slots_used); | |
2164 | (void) printf("\tMax used: %10llu\n", | |
2165 | (u_longlong_t)max_slot_used); | |
2166 | (void) printf("\tPercent empty: %10lf\n", | |
2167 | (double)(max_slot_used - total_slots_used)*100 / | |
2168 | (double)max_slot_used); | |
2169 | ||
2170 | (void) printf("\n"); | |
2171 | ||
9babb374 BB |
2172 | if (error != ESRCH) { |
2173 | (void) fprintf(stderr, "dmu_object_next() = %d\n", error); | |
2174 | abort(); | |
2175 | } | |
34dc7c2f BB |
2176 | } |
2177 | ||
2178 | static void | |
428870ff | 2179 | dump_uberblock(uberblock_t *ub, const char *header, const char *footer) |
34dc7c2f BB |
2180 | { |
2181 | time_t timestamp = ub->ub_timestamp; | |
2182 | ||
0e5b68e0 | 2183 | (void) printf("%s", header ? header : ""); |
34dc7c2f BB |
2184 | (void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic); |
2185 | (void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version); | |
2186 | (void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg); | |
2187 | (void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum); | |
2188 | (void) printf("\ttimestamp = %llu UTC = %s", | |
2189 | (u_longlong_t)ub->ub_timestamp, asctime(localtime(×tamp))); | |
cae5b340 AX |
2190 | |
2191 | (void) printf("\tmmp_magic = %016llx\n", | |
2192 | (u_longlong_t)ub->ub_mmp_magic); | |
2193 | if (ub->ub_mmp_magic == MMP_MAGIC) | |
2194 | (void) printf("\tmmp_delay = %0llu\n", | |
2195 | (u_longlong_t)ub->ub_mmp_delay); | |
2196 | ||
2197 | if (dump_opt['u'] >= 4) { | |
34dc7c2f | 2198 | char blkbuf[BP_SPRINTF_LEN]; |
ea04106b | 2199 | snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp); |
34dc7c2f BB |
2200 | (void) printf("\trootbp = %s\n", blkbuf); |
2201 | } | |
0e5b68e0 | 2202 | (void) printf("%s", footer ? footer : ""); |
34dc7c2f BB |
2203 | } |
2204 | ||
2205 | static void | |
428870ff | 2206 | dump_config(spa_t *spa) |
34dc7c2f | 2207 | { |
428870ff BB |
2208 | dmu_buf_t *db; |
2209 | size_t nvsize = 0; | |
2210 | int error = 0; | |
34dc7c2f | 2211 | |
34dc7c2f | 2212 | |
428870ff BB |
2213 | error = dmu_bonus_hold(spa->spa_meta_objset, |
2214 | spa->spa_config_object, FTAG, &db); | |
2215 | ||
2216 | if (error == 0) { | |
2217 | nvsize = *(uint64_t *)db->db_data; | |
2218 | dmu_buf_rele(db, FTAG); | |
2219 | ||
2220 | (void) printf("\nMOS Configuration:\n"); | |
2221 | dump_packed_nvlist(spa->spa_meta_objset, | |
2222 | spa->spa_config_object, (void *)&nvsize, 1); | |
2223 | } else { | |
2224 | (void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d", | |
2225 | (u_longlong_t)spa->spa_config_object, error); | |
2226 | } | |
2227 | } | |
2228 | ||
2229 | static void | |
b128c09f BB |
2230 | dump_cachefile(const char *cachefile) |
2231 | { | |
2232 | int fd; | |
2233 | struct stat64 statbuf; | |
2234 | char *buf; | |
2235 | nvlist_t *config; | |
2236 | ||
2237 | if ((fd = open64(cachefile, O_RDONLY)) < 0) { | |
2238 | (void) printf("cannot open '%s': %s\n", cachefile, | |
2239 | strerror(errno)); | |
2240 | exit(1); | |
2241 | } | |
2242 | ||
2243 | if (fstat64(fd, &statbuf) != 0) { | |
2244 | (void) printf("failed to stat '%s': %s\n", cachefile, | |
2245 | strerror(errno)); | |
2246 | exit(1); | |
2247 | } | |
2248 | ||
2249 | if ((buf = malloc(statbuf.st_size)) == NULL) { | |
2250 | (void) fprintf(stderr, "failed to allocate %llu bytes\n", | |
2251 | (u_longlong_t)statbuf.st_size); | |
2252 | exit(1); | |
2253 | } | |
2254 | ||
2255 | if (read(fd, buf, statbuf.st_size) != statbuf.st_size) { | |
2256 | (void) fprintf(stderr, "failed to read %llu bytes\n", | |
2257 | (u_longlong_t)statbuf.st_size); | |
2258 | exit(1); | |
2259 | } | |
2260 | ||
2261 | (void) close(fd); | |
2262 | ||
2263 | if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) { | |
2264 | (void) fprintf(stderr, "failed to unpack nvlist\n"); | |
2265 | exit(1); | |
2266 | } | |
2267 | ||
2268 | free(buf); | |
2269 | ||
2270 | dump_nvlist(config, 0); | |
2271 | ||
2272 | nvlist_free(config); | |
2273 | } | |
2274 | ||
cae5b340 AX |
2275 | /* |
2276 | * ZFS label nvlist stats | |
2277 | */ | |
2278 | typedef struct zdb_nvl_stats { | |
2279 | int zns_list_count; | |
2280 | int zns_leaf_count; | |
2281 | size_t zns_leaf_largest; | |
2282 | size_t zns_leaf_total; | |
2283 | nvlist_t *zns_string; | |
2284 | nvlist_t *zns_uint64; | |
2285 | nvlist_t *zns_boolean; | |
2286 | } zdb_nvl_stats_t; | |
2287 | ||
2288 | static void | |
2289 | collect_nvlist_stats(nvlist_t *nvl, zdb_nvl_stats_t *stats) | |
2290 | { | |
2291 | nvlist_t *list, **array; | |
2292 | nvpair_t *nvp = NULL; | |
2293 | char *name; | |
2294 | uint_t i, items; | |
2295 | ||
2296 | stats->zns_list_count++; | |
2297 | ||
2298 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
2299 | name = nvpair_name(nvp); | |
2300 | ||
2301 | switch (nvpair_type(nvp)) { | |
2302 | case DATA_TYPE_STRING: | |
2303 | fnvlist_add_string(stats->zns_string, name, | |
2304 | fnvpair_value_string(nvp)); | |
2305 | break; | |
2306 | case DATA_TYPE_UINT64: | |
2307 | fnvlist_add_uint64(stats->zns_uint64, name, | |
2308 | fnvpair_value_uint64(nvp)); | |
2309 | break; | |
2310 | case DATA_TYPE_BOOLEAN: | |
2311 | fnvlist_add_boolean(stats->zns_boolean, name); | |
2312 | break; | |
2313 | case DATA_TYPE_NVLIST: | |
2314 | if (nvpair_value_nvlist(nvp, &list) == 0) | |
2315 | collect_nvlist_stats(list, stats); | |
2316 | break; | |
2317 | case DATA_TYPE_NVLIST_ARRAY: | |
2318 | if (nvpair_value_nvlist_array(nvp, &array, &items) != 0) | |
2319 | break; | |
2320 | ||
2321 | for (i = 0; i < items; i++) { | |
2322 | collect_nvlist_stats(array[i], stats); | |
2323 | ||
2324 | /* collect stats on leaf vdev */ | |
2325 | if (strcmp(name, "children") == 0) { | |
2326 | size_t size; | |
2327 | ||
2328 | (void) nvlist_size(array[i], &size, | |
2329 | NV_ENCODE_XDR); | |
2330 | stats->zns_leaf_total += size; | |
2331 | if (size > stats->zns_leaf_largest) | |
2332 | stats->zns_leaf_largest = size; | |
2333 | stats->zns_leaf_count++; | |
2334 | } | |
2335 | } | |
2336 | break; | |
2337 | default: | |
2338 | (void) printf("skip type %d!\n", (int)nvpair_type(nvp)); | |
2339 | } | |
2340 | } | |
2341 | } | |
2342 | ||
2343 | static void | |
2344 | dump_nvlist_stats(nvlist_t *nvl, size_t cap) | |
2345 | { | |
2346 | zdb_nvl_stats_t stats = { 0 }; | |
2347 | size_t size, sum = 0, total; | |
2348 | size_t noise; | |
2349 | ||
2350 | /* requires nvlist with non-unique names for stat collection */ | |
2351 | VERIFY0(nvlist_alloc(&stats.zns_string, 0, 0)); | |
2352 | VERIFY0(nvlist_alloc(&stats.zns_uint64, 0, 0)); | |
2353 | VERIFY0(nvlist_alloc(&stats.zns_boolean, 0, 0)); | |
2354 | VERIFY0(nvlist_size(stats.zns_boolean, &noise, NV_ENCODE_XDR)); | |
2355 | ||
2356 | (void) printf("\n\nZFS Label NVList Config Stats:\n"); | |
2357 | ||
2358 | VERIFY0(nvlist_size(nvl, &total, NV_ENCODE_XDR)); | |
2359 | (void) printf(" %d bytes used, %d bytes free (using %4.1f%%)\n\n", | |
2360 | (int)total, (int)(cap - total), 100.0 * total / cap); | |
2361 | ||
2362 | collect_nvlist_stats(nvl, &stats); | |
2363 | ||
2364 | VERIFY0(nvlist_size(stats.zns_uint64, &size, NV_ENCODE_XDR)); | |
2365 | size -= noise; | |
2366 | sum += size; | |
2367 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "integers:", | |
2368 | (int)fnvlist_num_pairs(stats.zns_uint64), | |
2369 | (int)size, 100.0 * size / total); | |
2370 | ||
2371 | VERIFY0(nvlist_size(stats.zns_string, &size, NV_ENCODE_XDR)); | |
2372 | size -= noise; | |
2373 | sum += size; | |
2374 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "strings:", | |
2375 | (int)fnvlist_num_pairs(stats.zns_string), | |
2376 | (int)size, 100.0 * size / total); | |
2377 | ||
2378 | VERIFY0(nvlist_size(stats.zns_boolean, &size, NV_ENCODE_XDR)); | |
2379 | size -= noise; | |
2380 | sum += size; | |
2381 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n", "booleans:", | |
2382 | (int)fnvlist_num_pairs(stats.zns_boolean), | |
2383 | (int)size, 100.0 * size / total); | |
2384 | ||
2385 | size = total - sum; /* treat remainder as nvlist overhead */ | |
2386 | (void) printf("%12s %4d %6d bytes (%5.2f%%)\n\n", "nvlists:", | |
2387 | stats.zns_list_count, (int)size, 100.0 * size / total); | |
2388 | ||
2389 | if (stats.zns_leaf_count > 0) { | |
2390 | size_t average = stats.zns_leaf_total / stats.zns_leaf_count; | |
2391 | ||
2392 | (void) printf("%12s %4d %6d bytes average\n", "leaf vdevs:", | |
2393 | stats.zns_leaf_count, (int)average); | |
2394 | (void) printf("%24d bytes largest\n", | |
2395 | (int)stats.zns_leaf_largest); | |
2396 | ||
2397 | if (dump_opt['l'] >= 3 && average > 0) | |
2398 | (void) printf(" space for %d additional leaf vdevs\n", | |
2399 | (int)((cap - total) / average)); | |
2400 | } | |
2401 | (void) printf("\n"); | |
2402 | ||
2403 | nvlist_free(stats.zns_string); | |
2404 | nvlist_free(stats.zns_uint64); | |
2405 | nvlist_free(stats.zns_boolean); | |
2406 | } | |
2407 | ||
2408 | typedef struct cksum_record { | |
2409 | zio_cksum_t cksum; | |
2410 | boolean_t labels[VDEV_LABELS]; | |
2411 | avl_node_t link; | |
2412 | } cksum_record_t; | |
2413 | ||
2414 | static int | |
2415 | cksum_record_compare(const void *x1, const void *x2) | |
2416 | { | |
2417 | const cksum_record_t *l = (cksum_record_t *)x1; | |
2418 | const cksum_record_t *r = (cksum_record_t *)x2; | |
2419 | int arraysize = ARRAY_SIZE(l->cksum.zc_word); | |
2420 | int difference; | |
2421 | ||
2422 | for (int i = 0; i < arraysize; i++) { | |
2423 | difference = AVL_CMP(l->cksum.zc_word[i], r->cksum.zc_word[i]); | |
2424 | if (difference) | |
2425 | break; | |
2426 | } | |
2427 | ||
2428 | return (difference); | |
2429 | } | |
2430 | ||
2431 | static cksum_record_t * | |
2432 | cksum_record_alloc(zio_cksum_t *cksum, int l) | |
2433 | { | |
2434 | cksum_record_t *rec; | |
2435 | ||
2436 | rec = umem_zalloc(sizeof (*rec), UMEM_NOFAIL); | |
2437 | rec->cksum = *cksum; | |
2438 | rec->labels[l] = B_TRUE; | |
2439 | ||
2440 | return (rec); | |
2441 | } | |
2442 | ||
2443 | static cksum_record_t * | |
2444 | cksum_record_lookup(avl_tree_t *tree, zio_cksum_t *cksum) | |
2445 | { | |
2446 | cksum_record_t lookup = { .cksum = *cksum }; | |
2447 | avl_index_t where; | |
2448 | ||
2449 | return (avl_find(tree, &lookup, &where)); | |
2450 | } | |
2451 | ||
2452 | static cksum_record_t * | |
2453 | cksum_record_insert(avl_tree_t *tree, zio_cksum_t *cksum, int l) | |
2454 | { | |
2455 | cksum_record_t *rec; | |
2456 | ||
2457 | rec = cksum_record_lookup(tree, cksum); | |
2458 | if (rec) { | |
2459 | rec->labels[l] = B_TRUE; | |
2460 | } else { | |
2461 | rec = cksum_record_alloc(cksum, l); | |
2462 | avl_add(tree, rec); | |
2463 | } | |
2464 | ||
2465 | return (rec); | |
2466 | } | |
2467 | ||
2468 | static int | |
2469 | first_label(cksum_record_t *rec) | |
2470 | { | |
2471 | for (int i = 0; i < VDEV_LABELS; i++) | |
2472 | if (rec->labels[i]) | |
2473 | return (i); | |
2474 | ||
2475 | return (-1); | |
2476 | } | |
2477 | ||
2478 | static void | |
2479 | print_label_numbers(char *prefix, cksum_record_t *rec) | |
2480 | { | |
2481 | printf("%s", prefix); | |
2482 | for (int i = 0; i < VDEV_LABELS; i++) | |
2483 | if (rec->labels[i] == B_TRUE) | |
2484 | printf("%d ", i); | |
2485 | printf("\n"); | |
2486 | } | |
2487 | ||
2488 | #define MAX_UBERBLOCK_COUNT (VDEV_UBERBLOCK_RING >> UBERBLOCK_SHIFT) | |
2489 | ||
2490 | typedef struct label { | |
2491 | vdev_label_t label; | |
2492 | nvlist_t *config_nv; | |
2493 | cksum_record_t *config; | |
2494 | cksum_record_t *uberblocks[MAX_UBERBLOCK_COUNT]; | |
2495 | boolean_t header_printed; | |
2496 | boolean_t read_failed; | |
2497 | } label_t; | |
2498 | ||
2499 | static void | |
2500 | print_label_header(label_t *label, int l) | |
2501 | { | |
2502 | ||
2503 | if (dump_opt['q']) | |
2504 | return; | |
2505 | ||
2506 | if (label->header_printed == B_TRUE) | |
2507 | return; | |
2508 | ||
2509 | (void) printf("------------------------------------\n"); | |
2510 | (void) printf("LABEL %d\n", l); | |
2511 | (void) printf("------------------------------------\n"); | |
2512 | ||
2513 | label->header_printed = B_TRUE; | |
2514 | } | |
2515 | ||
2516 | static void | |
2517 | dump_config_from_label(label_t *label, size_t buflen, int l) | |
2518 | { | |
2519 | if (dump_opt['q']) | |
2520 | return; | |
2521 | ||
2522 | if ((dump_opt['l'] < 3) && (first_label(label->config) != l)) | |
2523 | return; | |
2524 | ||
2525 | print_label_header(label, l); | |
2526 | dump_nvlist(label->config_nv, 4); | |
2527 | print_label_numbers(" labels = ", label->config); | |
2528 | ||
2529 | if (dump_opt['l'] >= 2) | |
2530 | dump_nvlist_stats(label->config_nv, buflen); | |
2531 | } | |
2532 | ||
428870ff BB |
2533 | #define ZDB_MAX_UB_HEADER_SIZE 32 |
2534 | ||
2535 | static void | |
cae5b340 | 2536 | dump_label_uberblocks(label_t *label, uint64_t ashift, int label_num) |
428870ff | 2537 | { |
cae5b340 | 2538 | |
428870ff | 2539 | vdev_t vd; |
428870ff BB |
2540 | char header[ZDB_MAX_UB_HEADER_SIZE]; |
2541 | ||
2542 | vd.vdev_ashift = ashift; | |
cae5b340 AX |
2543 | vd.vdev_top = &vd; |
2544 | ||
2545 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
2546 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
2547 | uberblock_t *ub = (void *)((char *)&label->label + uoff); | |
2548 | cksum_record_t *rec = label->uberblocks[i]; | |
2549 | ||
2550 | if (rec == NULL) { | |
2551 | if (dump_opt['u'] >= 2) { | |
2552 | print_label_header(label, label_num); | |
2553 | (void) printf(" Uberblock[%d] invalid\n", i); | |
2554 | } | |
2555 | continue; | |
2556 | } | |
428870ff | 2557 | |
cae5b340 AX |
2558 | if ((dump_opt['u'] < 3) && (first_label(rec) != label_num)) |
2559 | continue; | |
428870ff | 2560 | |
cae5b340 AX |
2561 | if ((dump_opt['u'] < 4) && |
2562 | (ub->ub_mmp_magic == MMP_MAGIC) && ub->ub_mmp_delay && | |
2563 | (i >= VDEV_UBERBLOCK_COUNT(&vd) - MMP_BLOCKS_PER_LABEL)) | |
428870ff | 2564 | continue; |
cae5b340 AX |
2565 | |
2566 | print_label_header(label, label_num); | |
428870ff | 2567 | (void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE, |
cae5b340 | 2568 | " Uberblock[%d]\n", i); |
428870ff | 2569 | dump_uberblock(ub, header, ""); |
cae5b340 | 2570 | print_label_numbers(" labels = ", rec); |
428870ff BB |
2571 | } |
2572 | } | |
2573 | ||
cae5b340 AX |
2574 | static char curpath[PATH_MAX]; |
2575 | ||
2576 | /* | |
2577 | * Iterate through the path components, recursively passing | |
2578 | * current one's obj and remaining path until we find the obj | |
2579 | * for the last one. | |
2580 | */ | |
2581 | static int | |
2582 | dump_path_impl(objset_t *os, uint64_t obj, char *name) | |
2583 | { | |
2584 | int err; | |
2585 | int header = 1; | |
2586 | uint64_t child_obj; | |
2587 | char *s; | |
2588 | dmu_buf_t *db; | |
2589 | dmu_object_info_t doi; | |
2590 | ||
2591 | if ((s = strchr(name, '/')) != NULL) | |
2592 | *s = '\0'; | |
2593 | err = zap_lookup(os, obj, name, 8, 1, &child_obj); | |
2594 | ||
2595 | (void) strlcat(curpath, name, sizeof (curpath)); | |
2596 | ||
2597 | if (err != 0) { | |
2598 | (void) fprintf(stderr, "failed to lookup %s: %s\n", | |
2599 | curpath, strerror(err)); | |
2600 | return (err); | |
2601 | } | |
2602 | ||
2603 | child_obj = ZFS_DIRENT_OBJ(child_obj); | |
2604 | err = sa_buf_hold(os, child_obj, FTAG, &db); | |
2605 | if (err != 0) { | |
2606 | (void) fprintf(stderr, | |
2607 | "failed to get SA dbuf for obj %llu: %s\n", | |
2608 | (u_longlong_t)child_obj, strerror(err)); | |
2609 | return (EINVAL); | |
2610 | } | |
2611 | dmu_object_info_from_db(db, &doi); | |
2612 | sa_buf_rele(db, FTAG); | |
2613 | ||
2614 | if (doi.doi_bonus_type != DMU_OT_SA && | |
2615 | doi.doi_bonus_type != DMU_OT_ZNODE) { | |
2616 | (void) fprintf(stderr, "invalid bonus type %d for obj %llu\n", | |
2617 | doi.doi_bonus_type, (u_longlong_t)child_obj); | |
2618 | return (EINVAL); | |
2619 | } | |
2620 | ||
2621 | if (dump_opt['v'] > 6) { | |
2622 | (void) printf("obj=%llu %s type=%d bonustype=%d\n", | |
2623 | (u_longlong_t)child_obj, curpath, doi.doi_type, | |
2624 | doi.doi_bonus_type); | |
2625 | } | |
2626 | ||
2627 | (void) strlcat(curpath, "/", sizeof (curpath)); | |
2628 | ||
2629 | switch (doi.doi_type) { | |
2630 | case DMU_OT_DIRECTORY_CONTENTS: | |
2631 | if (s != NULL && *(s + 1) != '\0') | |
2632 | return (dump_path_impl(os, child_obj, s + 1)); | |
2633 | /*FALLTHROUGH*/ | |
2634 | case DMU_OT_PLAIN_FILE_CONTENTS: | |
2635 | dump_object(os, child_obj, dump_opt['v'], &header, NULL); | |
2636 | return (0); | |
2637 | default: | |
2638 | (void) fprintf(stderr, "object %llu has non-file/directory " | |
2639 | "type %d\n", (u_longlong_t)obj, doi.doi_type); | |
2640 | break; | |
2641 | } | |
2642 | ||
2643 | return (EINVAL); | |
2644 | } | |
2645 | ||
2646 | /* | |
2647 | * Dump the blocks for the object specified by path inside the dataset. | |
2648 | */ | |
2649 | static int | |
2650 | dump_path(char *ds, char *path) | |
2651 | { | |
2652 | int err; | |
2653 | objset_t *os; | |
2654 | uint64_t root_obj; | |
2655 | ||
2656 | err = open_objset(ds, DMU_OST_ZFS, FTAG, &os); | |
2657 | if (err != 0) | |
2658 | return (err); | |
2659 | ||
2660 | err = zap_lookup(os, MASTER_NODE_OBJ, ZFS_ROOT_OBJ, 8, 1, &root_obj); | |
2661 | if (err != 0) { | |
2662 | (void) fprintf(stderr, "can't lookup root znode: %s\n", | |
2663 | strerror(err)); | |
2664 | dmu_objset_disown(os, FTAG); | |
2665 | return (EINVAL); | |
2666 | } | |
2667 | ||
2668 | (void) snprintf(curpath, sizeof (curpath), "dataset=%s path=/", ds); | |
2669 | ||
2670 | err = dump_path_impl(os, root_obj, path); | |
2671 | ||
2672 | close_objset(os, FTAG); | |
2673 | return (err); | |
2674 | } | |
2675 | ||
2676 | static int | |
34dc7c2f BB |
2677 | dump_label(const char *dev) |
2678 | { | |
cae5b340 AX |
2679 | char path[MAXPATHLEN]; |
2680 | label_t labels[VDEV_LABELS]; | |
428870ff | 2681 | uint64_t psize, ashift; |
cae5b340 AX |
2682 | struct stat64 statbuf; |
2683 | boolean_t config_found = B_FALSE; | |
2684 | boolean_t error = B_FALSE; | |
2685 | avl_tree_t config_tree; | |
2686 | avl_tree_t uberblock_tree; | |
2687 | void *node, *cookie; | |
2688 | int fd; | |
34dc7c2f | 2689 | |
cae5b340 AX |
2690 | bzero(labels, sizeof (labels)); |
2691 | ||
2692 | /* | |
2693 | * Check if we were given absolute path and use it as is. | |
2694 | * Otherwise if the provided vdev name doesn't point to a file, | |
2695 | * try prepending expected disk paths and partition numbers. | |
2696 | */ | |
2697 | (void) strlcpy(path, dev, sizeof (path)); | |
2698 | if (dev[0] != '/' && stat64(path, &statbuf) != 0) { | |
2699 | int error; | |
2700 | ||
2701 | error = zfs_resolve_shortname(dev, path, MAXPATHLEN); | |
2702 | if (error == 0 && zfs_dev_is_whole_disk(path)) { | |
2703 | if (zfs_append_partition(path, MAXPATHLEN) == -1) | |
2704 | error = ENOENT; | |
2705 | } | |
2706 | ||
2707 | if (error || (stat64(path, &statbuf) != 0)) { | |
2708 | (void) printf("failed to find device %s, try " | |
2709 | "specifying absolute path instead\n", dev); | |
2710 | return (1); | |
2711 | } | |
428870ff BB |
2712 | } |
2713 | ||
2714 | if ((fd = open64(path, O_RDONLY)) < 0) { | |
2715 | (void) printf("cannot open '%s': %s\n", path, strerror(errno)); | |
34dc7c2f BB |
2716 | exit(1); |
2717 | } | |
2718 | ||
8d4e8140 | 2719 | if (fstat64_blk(fd, &statbuf) != 0) { |
428870ff | 2720 | (void) printf("failed to stat '%s': %s\n", path, |
34dc7c2f | 2721 | strerror(errno)); |
428870ff BB |
2722 | (void) close(fd); |
2723 | exit(1); | |
2724 | } | |
2725 | ||
42f7b73b AX |
2726 | if (S_ISBLK(statbuf.st_mode) && ioctl(fd, BLKFLSBUF) != 0) |
2727 | (void) printf("failed to invalidate cache '%s' : %s\n", path, | |
2728 | strerror(errno)); | |
2729 | ||
cae5b340 AX |
2730 | avl_create(&config_tree, cksum_record_compare, |
2731 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
2732 | avl_create(&uberblock_tree, cksum_record_compare, | |
2733 | sizeof (cksum_record_t), offsetof(cksum_record_t, link)); | |
2734 | ||
34dc7c2f BB |
2735 | psize = statbuf.st_size; |
2736 | psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t)); | |
cae5b340 | 2737 | ashift = SPA_MINBLOCKSHIFT; |
34dc7c2f | 2738 | |
cae5b340 AX |
2739 | /* |
2740 | * 1. Read the label from disk | |
2741 | * 2. Unpack the configuration and insert in config tree. | |
2742 | * 3. Traverse all uberblocks and insert in uberblock tree. | |
2743 | */ | |
2744 | for (int l = 0; l < VDEV_LABELS; l++) { | |
2745 | label_t *label = &labels[l]; | |
2746 | char *buf = label->label.vl_vdev_phys.vp_nvlist; | |
2747 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
2748 | nvlist_t *config; | |
2749 | cksum_record_t *rec; | |
2750 | zio_cksum_t cksum; | |
2751 | vdev_t vd; | |
2752 | ||
2753 | if (pread64(fd, &label->label, sizeof (label->label), | |
2754 | vdev_label_offset(psize, l, 0)) != sizeof (label->label)) { | |
2755 | if (!dump_opt['q']) | |
2756 | (void) printf("failed to read label %d\n", l); | |
2757 | label->read_failed = B_TRUE; | |
2758 | error = B_TRUE; | |
34dc7c2f BB |
2759 | continue; |
2760 | } | |
2761 | ||
cae5b340 AX |
2762 | label->read_failed = B_FALSE; |
2763 | ||
2764 | if (nvlist_unpack(buf, buflen, &config, 0) == 0) { | |
428870ff | 2765 | nvlist_t *vdev_tree = NULL; |
cae5b340 | 2766 | size_t size; |
428870ff | 2767 | |
428870ff BB |
2768 | if ((nvlist_lookup_nvlist(config, |
2769 | ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) || | |
2770 | (nvlist_lookup_uint64(vdev_tree, | |
2771 | ZPOOL_CONFIG_ASHIFT, &ashift) != 0)) | |
2772 | ashift = SPA_MINBLOCKSHIFT; | |
cae5b340 AX |
2773 | |
2774 | if (nvlist_size(config, &size, NV_ENCODE_XDR) != 0) | |
2775 | size = buflen; | |
2776 | ||
2777 | fletcher_4_native_varsize(buf, size, &cksum); | |
2778 | rec = cksum_record_insert(&config_tree, &cksum, l); | |
2779 | ||
2780 | label->config = rec; | |
2781 | label->config_nv = config; | |
2782 | config_found = B_TRUE; | |
2783 | } else { | |
2784 | error = B_TRUE; | |
34dc7c2f | 2785 | } |
cae5b340 AX |
2786 | |
2787 | vd.vdev_ashift = ashift; | |
2788 | vd.vdev_top = &vd; | |
2789 | ||
2790 | for (int i = 0; i < VDEV_UBERBLOCK_COUNT(&vd); i++) { | |
2791 | uint64_t uoff = VDEV_UBERBLOCK_OFFSET(&vd, i); | |
2792 | uberblock_t *ub = (void *)((char *)label + uoff); | |
2793 | ||
2794 | if (uberblock_verify(ub)) | |
2795 | continue; | |
2796 | ||
2797 | fletcher_4_native_varsize(ub, sizeof (*ub), &cksum); | |
2798 | rec = cksum_record_insert(&uberblock_tree, &cksum, l); | |
2799 | ||
2800 | label->uberblocks[i] = rec; | |
2801 | } | |
2802 | } | |
2803 | ||
2804 | /* | |
2805 | * Dump the label and uberblocks. | |
2806 | */ | |
2807 | for (int l = 0; l < VDEV_LABELS; l++) { | |
2808 | label_t *label = &labels[l]; | |
2809 | size_t buflen = sizeof (label->label.vl_vdev_phys.vp_nvlist); | |
2810 | ||
2811 | if (label->read_failed == B_TRUE) | |
2812 | continue; | |
2813 | ||
2814 | if (label->config_nv) { | |
2815 | dump_config_from_label(label, buflen, l); | |
2816 | } else { | |
2817 | if (!dump_opt['q']) | |
2818 | (void) printf("failed to unpack label %d\n", l); | |
2819 | } | |
2820 | ||
428870ff | 2821 | if (dump_opt['u']) |
cae5b340 AX |
2822 | dump_label_uberblocks(label, ashift, l); |
2823 | ||
2824 | nvlist_free(label->config_nv); | |
34dc7c2f | 2825 | } |
428870ff | 2826 | |
cae5b340 AX |
2827 | cookie = NULL; |
2828 | while ((node = avl_destroy_nodes(&config_tree, &cookie)) != NULL) | |
2829 | umem_free(node, sizeof (cksum_record_t)); | |
2830 | ||
2831 | cookie = NULL; | |
2832 | while ((node = avl_destroy_nodes(&uberblock_tree, &cookie)) != NULL) | |
2833 | umem_free(node, sizeof (cksum_record_t)); | |
2834 | ||
2835 | avl_destroy(&config_tree); | |
2836 | avl_destroy(&uberblock_tree); | |
2837 | ||
428870ff | 2838 | (void) close(fd); |
cae5b340 AX |
2839 | |
2840 | return (config_found == B_FALSE ? 2 : | |
2841 | (error == B_TRUE ? 1 : 0)); | |
34dc7c2f BB |
2842 | } |
2843 | ||
cae5b340 | 2844 | static uint64_t dataset_feature_count[SPA_FEATURES]; |
e10b0808 | 2845 | |
34dc7c2f BB |
2846 | /*ARGSUSED*/ |
2847 | static int | |
428870ff | 2848 | dump_one_dir(const char *dsname, void *arg) |
34dc7c2f BB |
2849 | { |
2850 | int error; | |
2851 | objset_t *os; | |
cae5b340 | 2852 | spa_feature_t f; |
34dc7c2f | 2853 | |
cae5b340 AX |
2854 | error = open_objset(dsname, DMU_OST_ANY, FTAG, &os); |
2855 | if (error != 0) | |
34dc7c2f | 2856 | return (0); |
cae5b340 AX |
2857 | |
2858 | for (f = 0; f < SPA_FEATURES; f++) { | |
2859 | if (!dmu_objset_ds(os)->ds_feature_inuse[f]) | |
2860 | continue; | |
2861 | ASSERT(spa_feature_table[f].fi_flags & | |
2862 | ZFEATURE_FLAG_PER_DATASET); | |
2863 | dataset_feature_count[f]++; | |
34dc7c2f | 2864 | } |
cae5b340 | 2865 | |
34dc7c2f | 2866 | dump_dir(os); |
cae5b340 | 2867 | close_objset(os, FTAG); |
34dc7c2f BB |
2868 | fuid_table_destroy(); |
2869 | return (0); | |
2870 | } | |
2871 | ||
34dc7c2f | 2872 | /* |
428870ff | 2873 | * Block statistics. |
34dc7c2f | 2874 | */ |
e10b0808 | 2875 | #define PSIZE_HISTO_SIZE (SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 2) |
34dc7c2f | 2876 | typedef struct zdb_blkstats { |
ea04106b AX |
2877 | uint64_t zb_asize; |
2878 | uint64_t zb_lsize; | |
2879 | uint64_t zb_psize; | |
2880 | uint64_t zb_count; | |
e10b0808 AX |
2881 | uint64_t zb_gangs; |
2882 | uint64_t zb_ditto_samevdev; | |
ea04106b | 2883 | uint64_t zb_psize_histogram[PSIZE_HISTO_SIZE]; |
34dc7c2f BB |
2884 | } zdb_blkstats_t; |
2885 | ||
428870ff BB |
2886 | /* |
2887 | * Extended object types to report deferred frees and dedup auto-ditto blocks. | |
2888 | */ | |
2889 | #define ZDB_OT_DEFERRED (DMU_OT_NUMTYPES + 0) | |
2890 | #define ZDB_OT_DITTO (DMU_OT_NUMTYPES + 1) | |
9ae529ec CS |
2891 | #define ZDB_OT_OTHER (DMU_OT_NUMTYPES + 2) |
2892 | #define ZDB_OT_TOTAL (DMU_OT_NUMTYPES + 3) | |
428870ff BB |
2893 | |
2894 | static char *zdb_ot_extname[] = { | |
2895 | "deferred free", | |
2896 | "dedup ditto", | |
9ae529ec | 2897 | "other", |
428870ff BB |
2898 | "Total", |
2899 | }; | |
34dc7c2f | 2900 | |
b128c09f | 2901 | #define ZB_TOTAL DN_MAX_LEVELS |
34dc7c2f BB |
2902 | |
2903 | typedef struct zdb_cb { | |
428870ff BB |
2904 | zdb_blkstats_t zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1]; |
2905 | uint64_t zcb_dedup_asize; | |
2906 | uint64_t zcb_dedup_blocks; | |
ea04106b AX |
2907 | uint64_t zcb_embedded_blocks[NUM_BP_EMBEDDED_TYPES]; |
2908 | uint64_t zcb_embedded_histogram[NUM_BP_EMBEDDED_TYPES] | |
cae5b340 | 2909 | [BPE_PAYLOAD_SIZE + 1]; |
ea04106b AX |
2910 | uint64_t zcb_start; |
2911 | uint64_t zcb_lastprint; | |
2912 | uint64_t zcb_totalasize; | |
34dc7c2f | 2913 | uint64_t zcb_errors[256]; |
34dc7c2f BB |
2914 | int zcb_readfails; |
2915 | int zcb_haderrors; | |
428870ff | 2916 | spa_t *zcb_spa; |
34dc7c2f BB |
2917 | } zdb_cb_t; |
2918 | ||
2919 | static void | |
428870ff BB |
2920 | zdb_count_block(zdb_cb_t *zcb, zilog_t *zilog, const blkptr_t *bp, |
2921 | dmu_object_type_t type) | |
34dc7c2f | 2922 | { |
428870ff | 2923 | uint64_t refcnt = 0; |
d6320ddb | 2924 | int i; |
428870ff BB |
2925 | |
2926 | ASSERT(type < ZDB_OT_TOTAL); | |
2927 | ||
2928 | if (zilog && zil_bp_tree_add(zilog, bp) != 0) | |
2929 | return; | |
2930 | ||
d6320ddb | 2931 | for (i = 0; i < 4; i++) { |
34dc7c2f | 2932 | int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL; |
428870ff | 2933 | int t = (i & 1) ? type : ZDB_OT_TOTAL; |
e10b0808 | 2934 | int equal; |
34dc7c2f BB |
2935 | zdb_blkstats_t *zb = &zcb->zcb_type[l][t]; |
2936 | ||
2937 | zb->zb_asize += BP_GET_ASIZE(bp); | |
2938 | zb->zb_lsize += BP_GET_LSIZE(bp); | |
2939 | zb->zb_psize += BP_GET_PSIZE(bp); | |
2940 | zb->zb_count++; | |
e10b0808 AX |
2941 | |
2942 | /* | |
2943 | * The histogram is only big enough to record blocks up to | |
2944 | * SPA_OLD_MAXBLOCKSIZE; larger blocks go into the last, | |
2945 | * "other", bucket. | |
2946 | */ | |
2947 | int idx = BP_GET_PSIZE(bp) >> SPA_MINBLOCKSHIFT; | |
2948 | idx = MIN(idx, SPA_OLD_MAXBLOCKSIZE / SPA_MINBLOCKSIZE + 1); | |
2949 | zb->zb_psize_histogram[idx]++; | |
2950 | ||
2951 | zb->zb_gangs += BP_COUNT_GANG(bp); | |
2952 | ||
2953 | switch (BP_GET_NDVAS(bp)) { | |
2954 | case 2: | |
2955 | if (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2956 | DVA_GET_VDEV(&bp->blk_dva[1])) | |
2957 | zb->zb_ditto_samevdev++; | |
2958 | break; | |
2959 | case 3: | |
2960 | equal = (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2961 | DVA_GET_VDEV(&bp->blk_dva[1])) + | |
2962 | (DVA_GET_VDEV(&bp->blk_dva[0]) == | |
2963 | DVA_GET_VDEV(&bp->blk_dva[2])) + | |
2964 | (DVA_GET_VDEV(&bp->blk_dva[1]) == | |
2965 | DVA_GET_VDEV(&bp->blk_dva[2])); | |
2966 | if (equal != 0) | |
2967 | zb->zb_ditto_samevdev++; | |
2968 | break; | |
2969 | } | |
2970 | ||
ea04106b AX |
2971 | } |
2972 | ||
2973 | if (BP_IS_EMBEDDED(bp)) { | |
2974 | zcb->zcb_embedded_blocks[BPE_GET_ETYPE(bp)]++; | |
2975 | zcb->zcb_embedded_histogram[BPE_GET_ETYPE(bp)] | |
2976 | [BPE_GET_PSIZE(bp)]++; | |
2977 | return; | |
34dc7c2f BB |
2978 | } |
2979 | ||
428870ff BB |
2980 | if (dump_opt['L']) |
2981 | return; | |
2982 | ||
2983 | if (BP_GET_DEDUP(bp)) { | |
2984 | ddt_t *ddt; | |
2985 | ddt_entry_t *dde; | |
2986 | ||
2987 | ddt = ddt_select(zcb->zcb_spa, bp); | |
2988 | ddt_enter(ddt); | |
2989 | dde = ddt_lookup(ddt, bp, B_FALSE); | |
2990 | ||
2991 | if (dde == NULL) { | |
2992 | refcnt = 0; | |
2993 | } else { | |
2994 | ddt_phys_t *ddp = ddt_phys_select(dde, bp); | |
2995 | ddt_phys_decref(ddp); | |
2996 | refcnt = ddp->ddp_refcnt; | |
2997 | if (ddt_phys_total_refcnt(dde) == 0) | |
2998 | ddt_remove(ddt, dde); | |
34dc7c2f | 2999 | } |
428870ff | 3000 | ddt_exit(ddt); |
34dc7c2f BB |
3001 | } |
3002 | ||
428870ff BB |
3003 | VERIFY3U(zio_wait(zio_claim(NULL, zcb->zcb_spa, |
3004 | refcnt ? 0 : spa_first_txg(zcb->zcb_spa), | |
3005 | bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0); | |
34dc7c2f BB |
3006 | } |
3007 | ||
c06d4368 AX |
3008 | static void |
3009 | zdb_blkptr_done(zio_t *zio) | |
3010 | { | |
3011 | spa_t *spa = zio->io_spa; | |
3012 | blkptr_t *bp = zio->io_bp; | |
3013 | int ioerr = zio->io_error; | |
3014 | zdb_cb_t *zcb = zio->io_private; | |
ea04106b | 3015 | zbookmark_phys_t *zb = &zio->io_bookmark; |
c06d4368 | 3016 | |
cae5b340 | 3017 | abd_free(zio->io_abd); |
c06d4368 AX |
3018 | |
3019 | mutex_enter(&spa->spa_scrub_lock); | |
3020 | spa->spa_scrub_inflight--; | |
3021 | cv_broadcast(&spa->spa_scrub_io_cv); | |
3022 | ||
3023 | if (ioerr && !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) { | |
3024 | char blkbuf[BP_SPRINTF_LEN]; | |
3025 | ||
3026 | zcb->zcb_haderrors = 1; | |
3027 | zcb->zcb_errors[ioerr]++; | |
3028 | ||
3029 | if (dump_opt['b'] >= 2) | |
ea04106b | 3030 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
c06d4368 AX |
3031 | else |
3032 | blkbuf[0] = '\0'; | |
3033 | ||
3034 | (void) printf("zdb_blkptr_cb: " | |
3035 | "Got error %d reading " | |
3036 | "<%llu, %llu, %lld, %llx> %s -- skipping\n", | |
3037 | ioerr, | |
3038 | (u_longlong_t)zb->zb_objset, | |
3039 | (u_longlong_t)zb->zb_object, | |
3040 | (u_longlong_t)zb->zb_level, | |
3041 | (u_longlong_t)zb->zb_blkid, | |
3042 | blkbuf); | |
3043 | } | |
3044 | mutex_exit(&spa->spa_scrub_lock); | |
3045 | } | |
3046 | ||
34dc7c2f | 3047 | static int |
c06d4368 | 3048 | zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, |
ea04106b | 3049 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
34dc7c2f | 3050 | { |
34dc7c2f | 3051 | zdb_cb_t *zcb = arg; |
9babb374 | 3052 | dmu_object_type_t type; |
428870ff | 3053 | boolean_t is_metadata; |
34dc7c2f | 3054 | |
cae5b340 AX |
3055 | if (bp == NULL) |
3056 | return (0); | |
3057 | ||
ea04106b AX |
3058 | if (dump_opt['b'] >= 5 && bp->blk_birth > 0) { |
3059 | char blkbuf[BP_SPRINTF_LEN]; | |
3060 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); | |
3061 | (void) printf("objset %llu object %llu " | |
3062 | "level %lld offset 0x%llx %s\n", | |
3063 | (u_longlong_t)zb->zb_objset, | |
3064 | (u_longlong_t)zb->zb_object, | |
3065 | (longlong_t)zb->zb_level, | |
3066 | (u_longlong_t)blkid2offset(dnp, bp, zb), | |
3067 | blkbuf); | |
3068 | } | |
3069 | ||
3070 | if (BP_IS_HOLE(bp)) | |
b128c09f BB |
3071 | return (0); |
3072 | ||
9babb374 BB |
3073 | type = BP_GET_TYPE(bp); |
3074 | ||
9ae529ec CS |
3075 | zdb_count_block(zcb, zilog, bp, |
3076 | (type & DMU_OT_NEWTYPE) ? ZDB_OT_OTHER : type); | |
b128c09f | 3077 | |
9ae529ec | 3078 | is_metadata = (BP_GET_LEVEL(bp) != 0 || DMU_OT_IS_METADATA(type)); |
428870ff | 3079 | |
ea04106b AX |
3080 | if (!BP_IS_EMBEDDED(bp) && |
3081 | (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata))) { | |
428870ff | 3082 | size_t size = BP_GET_PSIZE(bp); |
cae5b340 | 3083 | abd_t *abd = abd_alloc(size, B_FALSE); |
428870ff | 3084 | int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW; |
9babb374 | 3085 | |
428870ff BB |
3086 | /* If it's an intent log block, failure is expected. */ |
3087 | if (zb->zb_level == ZB_ZIL_LEVEL) | |
3088 | flags |= ZIO_FLAG_SPECULATIVE; | |
b128c09f | 3089 | |
c06d4368 AX |
3090 | mutex_enter(&spa->spa_scrub_lock); |
3091 | while (spa->spa_scrub_inflight > max_inflight) | |
3092 | cv_wait(&spa->spa_scrub_io_cv, &spa->spa_scrub_lock); | |
3093 | spa->spa_scrub_inflight++; | |
3094 | mutex_exit(&spa->spa_scrub_lock); | |
428870ff | 3095 | |
cae5b340 | 3096 | zio_nowait(zio_read(NULL, spa, bp, abd, size, |
c06d4368 | 3097 | zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); |
34dc7c2f BB |
3098 | } |
3099 | ||
3100 | zcb->zcb_readfails = 0; | |
3101 | ||
e10b0808 AX |
3102 | /* only call gethrtime() every 100 blocks */ |
3103 | static int iters; | |
3104 | if (++iters > 100) | |
3105 | iters = 0; | |
3106 | else | |
3107 | return (0); | |
3108 | ||
3109 | if (dump_opt['b'] < 5 && gethrtime() > zcb->zcb_lastprint + NANOSEC) { | |
ea04106b AX |
3110 | uint64_t now = gethrtime(); |
3111 | char buf[10]; | |
3112 | uint64_t bytes = zcb->zcb_type[ZB_TOTAL][ZDB_OT_TOTAL].zb_asize; | |
3113 | int kb_per_sec = | |
3114 | 1 + bytes / (1 + ((now - zcb->zcb_start) / 1000 / 1000)); | |
3115 | int sec_remaining = | |
3116 | (zcb->zcb_totalasize - bytes) / 1024 / kb_per_sec; | |
3117 | ||
cae5b340 | 3118 | zfs_nicebytes(bytes, buf, sizeof (buf)); |
ea04106b AX |
3119 | (void) fprintf(stderr, |
3120 | "\r%5s completed (%4dMB/s) " | |
3121 | "estimated time remaining: %uhr %02umin %02usec ", | |
3122 | buf, kb_per_sec / 1024, | |
3123 | sec_remaining / 60 / 60, | |
3124 | sec_remaining / 60 % 60, | |
3125 | sec_remaining % 60); | |
3126 | ||
3127 | zcb->zcb_lastprint = now; | |
34dc7c2f BB |
3128 | } |
3129 | ||
34dc7c2f BB |
3130 | return (0); |
3131 | } | |
3132 | ||
428870ff | 3133 | static void |
ea04106b | 3134 | zdb_leak(void *arg, uint64_t start, uint64_t size) |
428870ff | 3135 | { |
ea04106b | 3136 | vdev_t *vd = arg; |
428870ff BB |
3137 | |
3138 | (void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n", | |
3139 | (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size); | |
3140 | } | |
3141 | ||
ea04106b AX |
3142 | static metaslab_ops_t zdb_metaslab_ops = { |
3143 | NULL /* alloc */ | |
428870ff BB |
3144 | }; |
3145 | ||
3146 | static void | |
3147 | zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
3148 | { | |
3149 | ddt_bookmark_t ddb = { 0 }; | |
3150 | ddt_entry_t dde; | |
3151 | int error; | |
d6320ddb | 3152 | int p; |
428870ff BB |
3153 | |
3154 | while ((error = ddt_walk(spa, &ddb, &dde)) == 0) { | |
3155 | blkptr_t blk; | |
3156 | ddt_phys_t *ddp = dde.dde_phys; | |
3157 | ||
3158 | if (ddb.ddb_class == DDT_CLASS_UNIQUE) | |
3159 | return; | |
3160 | ||
3161 | ASSERT(ddt_phys_total_refcnt(&dde) > 1); | |
3162 | ||
d6320ddb | 3163 | for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) { |
428870ff BB |
3164 | if (ddp->ddp_phys_birth == 0) |
3165 | continue; | |
3166 | ddt_bp_create(ddb.ddb_checksum, | |
3167 | &dde.dde_key, ddp, &blk); | |
3168 | if (p == DDT_PHYS_DITTO) { | |
3169 | zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO); | |
3170 | } else { | |
3171 | zcb->zcb_dedup_asize += | |
3172 | BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1); | |
3173 | zcb->zcb_dedup_blocks++; | |
3174 | } | |
3175 | } | |
3176 | if (!dump_opt['L']) { | |
3177 | ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum]; | |
3178 | ddt_enter(ddt); | |
3179 | VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL); | |
3180 | ddt_exit(ddt); | |
3181 | } | |
3182 | } | |
3183 | ||
3184 | ASSERT(error == ENOENT); | |
3185 | } | |
3186 | ||
3187 | static void | |
3188 | zdb_leak_init(spa_t *spa, zdb_cb_t *zcb) | |
3189 | { | |
3190 | zcb->zcb_spa = spa; | |
ea04106b | 3191 | uint64_t c, m; |
428870ff BB |
3192 | |
3193 | if (!dump_opt['L']) { | |
3194 | vdev_t *rvd = spa->spa_root_vdev; | |
cae5b340 AX |
3195 | |
3196 | /* | |
3197 | * We are going to be changing the meaning of the metaslab's | |
3198 | * ms_tree. Ensure that the allocator doesn't try to | |
3199 | * use the tree. | |
3200 | */ | |
3201 | spa->spa_normal_class->mc_ops = &zdb_metaslab_ops; | |
3202 | spa->spa_log_class->mc_ops = &zdb_metaslab_ops; | |
3203 | ||
d6320ddb | 3204 | for (c = 0; c < rvd->vdev_children; c++) { |
428870ff | 3205 | vdev_t *vd = rvd->vdev_child[c]; |
cae5b340 | 3206 | ASSERTV(metaslab_group_t *mg = vd->vdev_mg); |
d6320ddb | 3207 | for (m = 0; m < vd->vdev_ms_count; m++) { |
428870ff | 3208 | metaslab_t *msp = vd->vdev_ms[m]; |
cae5b340 | 3209 | ASSERT3P(msp->ms_group, ==, mg); |
428870ff | 3210 | mutex_enter(&msp->ms_lock); |
ea04106b AX |
3211 | metaslab_unload(msp); |
3212 | ||
3213 | /* | |
3214 | * For leak detection, we overload the metaslab | |
3215 | * ms_tree to contain allocated segments | |
3216 | * instead of free segments. As a result, | |
3217 | * we can't use the normal metaslab_load/unload | |
3218 | * interfaces. | |
3219 | */ | |
3220 | if (msp->ms_sm != NULL) { | |
3221 | (void) fprintf(stderr, | |
3222 | "\rloading space map for " | |
3223 | "vdev %llu of %llu, " | |
3224 | "metaslab %llu of %llu ...", | |
3225 | (longlong_t)c, | |
3226 | (longlong_t)rvd->vdev_children, | |
3227 | (longlong_t)m, | |
3228 | (longlong_t)vd->vdev_ms_count); | |
3229 | ||
e10b0808 AX |
3230 | /* |
3231 | * We don't want to spend the CPU | |
3232 | * manipulating the size-ordered | |
3233 | * tree, so clear the range_tree | |
3234 | * ops. | |
3235 | */ | |
3236 | msp->ms_tree->rt_ops = NULL; | |
ea04106b AX |
3237 | VERIFY0(space_map_load(msp->ms_sm, |
3238 | msp->ms_tree, SM_ALLOC)); | |
cae5b340 AX |
3239 | |
3240 | if (!msp->ms_loaded) | |
3241 | msp->ms_loaded = B_TRUE; | |
ea04106b | 3242 | } |
428870ff BB |
3243 | mutex_exit(&msp->ms_lock); |
3244 | } | |
3245 | } | |
ea04106b | 3246 | (void) fprintf(stderr, "\n"); |
428870ff BB |
3247 | } |
3248 | ||
3249 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
3250 | ||
3251 | zdb_ddt_leak_init(spa, zcb); | |
3252 | ||
3253 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
3254 | } | |
3255 | ||
3256 | static void | |
3257 | zdb_leak_fini(spa_t *spa) | |
3258 | { | |
d6320ddb BB |
3259 | int c, m; |
3260 | ||
428870ff BB |
3261 | if (!dump_opt['L']) { |
3262 | vdev_t *rvd = spa->spa_root_vdev; | |
d6320ddb | 3263 | for (c = 0; c < rvd->vdev_children; c++) { |
428870ff | 3264 | vdev_t *vd = rvd->vdev_child[c]; |
cae5b340 | 3265 | ASSERTV(metaslab_group_t *mg = vd->vdev_mg); |
d6320ddb | 3266 | for (m = 0; m < vd->vdev_ms_count; m++) { |
428870ff | 3267 | metaslab_t *msp = vd->vdev_ms[m]; |
cae5b340 | 3268 | ASSERT3P(mg, ==, msp->ms_group); |
428870ff | 3269 | mutex_enter(&msp->ms_lock); |
ea04106b AX |
3270 | |
3271 | /* | |
3272 | * The ms_tree has been overloaded to | |
3273 | * contain allocated segments. Now that we | |
3274 | * finished traversing all blocks, any | |
3275 | * block that remains in the ms_tree | |
3276 | * represents an allocated block that we | |
3277 | * did not claim during the traversal. | |
3278 | * Claimed blocks would have been removed | |
3279 | * from the ms_tree. | |
3280 | */ | |
3281 | range_tree_vacate(msp->ms_tree, zdb_leak, vd); | |
cae5b340 AX |
3282 | |
3283 | if (msp->ms_loaded) | |
3284 | msp->ms_loaded = B_FALSE; | |
ea04106b | 3285 | |
428870ff BB |
3286 | mutex_exit(&msp->ms_lock); |
3287 | } | |
3288 | } | |
3289 | } | |
3290 | } | |
3291 | ||
3292 | /* ARGSUSED */ | |
3293 | static int | |
3294 | count_block_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) | |
3295 | { | |
3296 | zdb_cb_t *zcb = arg; | |
3297 | ||
ea04106b | 3298 | if (dump_opt['b'] >= 5) { |
428870ff | 3299 | char blkbuf[BP_SPRINTF_LEN]; |
ea04106b | 3300 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff BB |
3301 | (void) printf("[%s] %s\n", |
3302 | "deferred free", blkbuf); | |
3303 | } | |
3304 | zdb_count_block(zcb, NULL, bp, ZDB_OT_DEFERRED); | |
3305 | return (0); | |
3306 | } | |
3307 | ||
34dc7c2f BB |
3308 | static int |
3309 | dump_block_stats(spa_t *spa) | |
3310 | { | |
2598c001 | 3311 | zdb_cb_t zcb; |
34dc7c2f | 3312 | zdb_blkstats_t *zb, *tzb; |
428870ff BB |
3313 | uint64_t norm_alloc, norm_space, total_alloc, total_found; |
3314 | int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD; | |
ea04106b | 3315 | boolean_t leaks = B_FALSE; |
42f7b73b | 3316 | int e, c, err; |
ea04106b | 3317 | bp_embedded_type_t i; |
34dc7c2f | 3318 | |
ea04106b | 3319 | (void) printf("\nTraversing all blocks %s%s%s%s%s...\n\n", |
428870ff BB |
3320 | (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "", |
3321 | (dump_opt['c'] == 1) ? "metadata " : "", | |
3322 | dump_opt['c'] ? "checksums " : "", | |
3323 | (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "", | |
3324 | !dump_opt['L'] ? "nothing leaked " : ""); | |
34dc7c2f BB |
3325 | |
3326 | /* | |
b128c09f BB |
3327 | * Load all space maps as SM_ALLOC maps, then traverse the pool |
3328 | * claiming each block we discover. If the pool is perfectly | |
3329 | * consistent, the space maps will be empty when we're done. | |
3330 | * Anything left over is a leak; any block we can't claim (because | |
3331 | * it's not part of any space map) is a double allocation, | |
3332 | * reference to a freed block, or an unclaimed log block. | |
34dc7c2f | 3333 | */ |
a08ee875 | 3334 | bzero(&zcb, sizeof (zdb_cb_t)); |
428870ff | 3335 | zdb_leak_init(spa, &zcb); |
34dc7c2f BB |
3336 | |
3337 | /* | |
3338 | * If there's a deferred-free bplist, process that first. | |
3339 | */ | |
428870ff BB |
3340 | (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, |
3341 | count_block_cb, &zcb, NULL); | |
a08ee875 LG |
3342 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
3343 | (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, | |
3344 | count_block_cb, &zcb, NULL); | |
3345 | } | |
ea04106b | 3346 | if (spa_feature_is_active(spa, SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
3347 | VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, |
3348 | spa->spa_dsl_pool->dp_bptree_obj, B_FALSE, count_block_cb, | |
3349 | &zcb, NULL)); | |
3350 | } | |
34dc7c2f | 3351 | |
428870ff BB |
3352 | if (dump_opt['c'] > 1) |
3353 | flags |= TRAVERSE_PREFETCH_DATA; | |
34dc7c2f | 3354 | |
ea04106b AX |
3355 | zcb.zcb_totalasize = metaslab_class_get_alloc(spa_normal_class(spa)); |
3356 | zcb.zcb_start = zcb.zcb_lastprint = gethrtime(); | |
42f7b73b | 3357 | err = traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb); |
34dc7c2f | 3358 | |
c06d4368 AX |
3359 | /* |
3360 | * If we've traversed the data blocks then we need to wait for those | |
3361 | * I/Os to complete. We leverage "The Godfather" zio to wait on | |
3362 | * all async I/Os to complete. | |
3363 | */ | |
3364 | if (dump_opt['c']) { | |
ea04106b AX |
3365 | for (c = 0; c < max_ncpus; c++) { |
3366 | (void) zio_wait(spa->spa_async_zio_root[c]); | |
3367 | spa->spa_async_zio_root[c] = zio_root(spa, NULL, NULL, | |
3368 | ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE | | |
3369 | ZIO_FLAG_GODFATHER); | |
3370 | } | |
c06d4368 AX |
3371 | } |
3372 | ||
42f7b73b AX |
3373 | /* |
3374 | * Done after zio_wait() since zcb_haderrors is modified in | |
3375 | * zdb_blkptr_done() | |
3376 | */ | |
3377 | zcb.zcb_haderrors |= err; | |
3378 | ||
428870ff | 3379 | if (zcb.zcb_haderrors) { |
34dc7c2f BB |
3380 | (void) printf("\nError counts:\n\n"); |
3381 | (void) printf("\t%5s %s\n", "errno", "count"); | |
d6320ddb | 3382 | for (e = 0; e < 256; e++) { |
34dc7c2f BB |
3383 | if (zcb.zcb_errors[e] != 0) { |
3384 | (void) printf("\t%5d %llu\n", | |
3385 | e, (u_longlong_t)zcb.zcb_errors[e]); | |
3386 | } | |
3387 | } | |
3388 | } | |
3389 | ||
3390 | /* | |
3391 | * Report any leaked segments. | |
3392 | */ | |
428870ff | 3393 | zdb_leak_fini(spa); |
34dc7c2f | 3394 | |
428870ff | 3395 | tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL]; |
34dc7c2f | 3396 | |
428870ff BB |
3397 | norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa)); |
3398 | norm_space = metaslab_class_get_space(spa_normal_class(spa)); | |
34dc7c2f | 3399 | |
428870ff BB |
3400 | total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa)); |
3401 | total_found = tzb->zb_asize - zcb.zcb_dedup_asize; | |
34dc7c2f | 3402 | |
428870ff | 3403 | if (total_found == total_alloc) { |
fb5f0bc8 BB |
3404 | if (!dump_opt['L']) |
3405 | (void) printf("\n\tNo leaks (block sum matches space" | |
3406 | " maps exactly)\n"); | |
34dc7c2f BB |
3407 | } else { |
3408 | (void) printf("block traversal size %llu != alloc %llu " | |
fb5f0bc8 | 3409 | "(%s %lld)\n", |
428870ff BB |
3410 | (u_longlong_t)total_found, |
3411 | (u_longlong_t)total_alloc, | |
fb5f0bc8 | 3412 | (dump_opt['L']) ? "unreachable" : "leaked", |
428870ff | 3413 | (longlong_t)(total_alloc - total_found)); |
ea04106b | 3414 | leaks = B_TRUE; |
34dc7c2f BB |
3415 | } |
3416 | ||
3417 | if (tzb->zb_count == 0) | |
3418 | return (2); | |
3419 | ||
3420 | (void) printf("\n"); | |
3421 | (void) printf("\tbp count: %10llu\n", | |
3422 | (u_longlong_t)tzb->zb_count); | |
e10b0808 AX |
3423 | (void) printf("\tganged count: %10llu\n", |
3424 | (longlong_t)tzb->zb_gangs); | |
428870ff | 3425 | (void) printf("\tbp logical: %10llu avg: %6llu\n", |
34dc7c2f BB |
3426 | (u_longlong_t)tzb->zb_lsize, |
3427 | (u_longlong_t)(tzb->zb_lsize / tzb->zb_count)); | |
428870ff BB |
3428 | (void) printf("\tbp physical: %10llu avg:" |
3429 | " %6llu compression: %6.2f\n", | |
34dc7c2f BB |
3430 | (u_longlong_t)tzb->zb_psize, |
3431 | (u_longlong_t)(tzb->zb_psize / tzb->zb_count), | |
3432 | (double)tzb->zb_lsize / tzb->zb_psize); | |
428870ff BB |
3433 | (void) printf("\tbp allocated: %10llu avg:" |
3434 | " %6llu compression: %6.2f\n", | |
34dc7c2f BB |
3435 | (u_longlong_t)tzb->zb_asize, |
3436 | (u_longlong_t)(tzb->zb_asize / tzb->zb_count), | |
3437 | (double)tzb->zb_lsize / tzb->zb_asize); | |
428870ff BB |
3438 | (void) printf("\tbp deduped: %10llu ref>1:" |
3439 | " %6llu deduplication: %6.2f\n", | |
3440 | (u_longlong_t)zcb.zcb_dedup_asize, | |
3441 | (u_longlong_t)zcb.zcb_dedup_blocks, | |
3442 | (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0); | |
3443 | (void) printf("\tSPA allocated: %10llu used: %5.2f%%\n", | |
3444 | (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space); | |
34dc7c2f | 3445 | |
ea04106b AX |
3446 | for (i = 0; i < NUM_BP_EMBEDDED_TYPES; i++) { |
3447 | if (zcb.zcb_embedded_blocks[i] == 0) | |
3448 | continue; | |
3449 | (void) printf("\n"); | |
3450 | (void) printf("\tadditional, non-pointer bps of type %u: " | |
3451 | "%10llu\n", | |
3452 | i, (u_longlong_t)zcb.zcb_embedded_blocks[i]); | |
3453 | ||
3454 | if (dump_opt['b'] >= 3) { | |
3455 | (void) printf("\t number of (compressed) bytes: " | |
3456 | "number of bps\n"); | |
3457 | dump_histogram(zcb.zcb_embedded_histogram[i], | |
3458 | sizeof (zcb.zcb_embedded_histogram[i]) / | |
3459 | sizeof (zcb.zcb_embedded_histogram[i][0]), 0); | |
3460 | } | |
3461 | } | |
3462 | ||
e10b0808 AX |
3463 | if (tzb->zb_ditto_samevdev != 0) { |
3464 | (void) printf("\tDittoed blocks on same vdev: %llu\n", | |
3465 | (longlong_t)tzb->zb_ditto_samevdev); | |
3466 | } | |
3467 | ||
34dc7c2f BB |
3468 | if (dump_opt['b'] >= 2) { |
3469 | int l, t, level; | |
3470 | (void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE" | |
3471 | "\t avg\t comp\t%%Total\tType\n"); | |
3472 | ||
428870ff BB |
3473 | for (t = 0; t <= ZDB_OT_TOTAL; t++) { |
3474 | char csize[32], lsize[32], psize[32], asize[32]; | |
e10b0808 | 3475 | char avg[32], gang[32]; |
34dc7c2f BB |
3476 | char *typename; |
3477 | ||
428870ff BB |
3478 | if (t < DMU_OT_NUMTYPES) |
3479 | typename = dmu_ot[t].ot_name; | |
3480 | else | |
3481 | typename = zdb_ot_extname[t - DMU_OT_NUMTYPES]; | |
34dc7c2f BB |
3482 | |
3483 | if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) { | |
3484 | (void) printf("%6s\t%5s\t%5s\t%5s" | |
3485 | "\t%5s\t%5s\t%6s\t%s\n", | |
3486 | "-", | |
3487 | "-", | |
3488 | "-", | |
3489 | "-", | |
3490 | "-", | |
3491 | "-", | |
3492 | "-", | |
3493 | typename); | |
3494 | continue; | |
3495 | } | |
3496 | ||
3497 | for (l = ZB_TOTAL - 1; l >= -1; l--) { | |
3498 | level = (l == -1 ? ZB_TOTAL : l); | |
3499 | zb = &zcb.zcb_type[level][t]; | |
3500 | ||
3501 | if (zb->zb_asize == 0) | |
3502 | continue; | |
3503 | ||
3504 | if (dump_opt['b'] < 3 && level != ZB_TOTAL) | |
3505 | continue; | |
3506 | ||
3507 | if (level == 0 && zb->zb_asize == | |
3508 | zcb.zcb_type[ZB_TOTAL][t].zb_asize) | |
3509 | continue; | |
3510 | ||
428870ff BB |
3511 | zdb_nicenum(zb->zb_count, csize); |
3512 | zdb_nicenum(zb->zb_lsize, lsize); | |
3513 | zdb_nicenum(zb->zb_psize, psize); | |
3514 | zdb_nicenum(zb->zb_asize, asize); | |
3515 | zdb_nicenum(zb->zb_asize / zb->zb_count, avg); | |
e10b0808 | 3516 | zdb_nicenum(zb->zb_gangs, gang); |
34dc7c2f BB |
3517 | |
3518 | (void) printf("%6s\t%5s\t%5s\t%5s\t%5s" | |
3519 | "\t%5.2f\t%6.2f\t", | |
3520 | csize, lsize, psize, asize, avg, | |
3521 | (double)zb->zb_lsize / zb->zb_psize, | |
3522 | 100.0 * zb->zb_asize / tzb->zb_asize); | |
3523 | ||
3524 | if (level == ZB_TOTAL) | |
3525 | (void) printf("%s\n", typename); | |
3526 | else | |
3527 | (void) printf(" L%d %s\n", | |
3528 | level, typename); | |
ea04106b | 3529 | |
e10b0808 AX |
3530 | if (dump_opt['b'] >= 3 && zb->zb_gangs > 0) { |
3531 | (void) printf("\t number of ganged " | |
3532 | "blocks: %s\n", gang); | |
3533 | } | |
3534 | ||
ea04106b AX |
3535 | if (dump_opt['b'] >= 4) { |
3536 | (void) printf("psize " | |
3537 | "(in 512-byte sectors): " | |
3538 | "number of blocks\n"); | |
3539 | dump_histogram(zb->zb_psize_histogram, | |
3540 | PSIZE_HISTO_SIZE, 0); | |
3541 | } | |
34dc7c2f BB |
3542 | } |
3543 | } | |
3544 | } | |
3545 | ||
3546 | (void) printf("\n"); | |
3547 | ||
3548 | if (leaks) | |
3549 | return (2); | |
3550 | ||
3551 | if (zcb.zcb_haderrors) | |
3552 | return (3); | |
3553 | ||
3554 | return (0); | |
3555 | } | |
3556 | ||
428870ff BB |
3557 | typedef struct zdb_ddt_entry { |
3558 | ddt_key_t zdde_key; | |
3559 | uint64_t zdde_ref_blocks; | |
3560 | uint64_t zdde_ref_lsize; | |
3561 | uint64_t zdde_ref_psize; | |
3562 | uint64_t zdde_ref_dsize; | |
3563 | avl_node_t zdde_node; | |
3564 | } zdb_ddt_entry_t; | |
3565 | ||
3566 | /* ARGSUSED */ | |
3567 | static int | |
3568 | zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, | |
ea04106b | 3569 | const zbookmark_phys_t *zb, const dnode_phys_t *dnp, void *arg) |
428870ff BB |
3570 | { |
3571 | avl_tree_t *t = arg; | |
3572 | avl_index_t where; | |
3573 | zdb_ddt_entry_t *zdde, zdde_search; | |
3574 | ||
cae5b340 | 3575 | if (bp == NULL || BP_IS_HOLE(bp) || BP_IS_EMBEDDED(bp)) |
428870ff BB |
3576 | return (0); |
3577 | ||
3578 | if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) { | |
3579 | (void) printf("traversing objset %llu, %llu objects, " | |
3580 | "%lu blocks so far\n", | |
3581 | (u_longlong_t)zb->zb_objset, | |
ea04106b | 3582 | (u_longlong_t)BP_GET_FILL(bp), |
428870ff BB |
3583 | avl_numnodes(t)); |
3584 | } | |
3585 | ||
3586 | if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF || | |
9ae529ec | 3587 | BP_GET_LEVEL(bp) > 0 || DMU_OT_IS_METADATA(BP_GET_TYPE(bp))) |
428870ff BB |
3588 | return (0); |
3589 | ||
3590 | ddt_key_fill(&zdde_search.zdde_key, bp); | |
3591 | ||
3592 | zdde = avl_find(t, &zdde_search, &where); | |
3593 | ||
3594 | if (zdde == NULL) { | |
3595 | zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL); | |
3596 | zdde->zdde_key = zdde_search.zdde_key; | |
3597 | avl_insert(t, zdde, where); | |
3598 | } | |
3599 | ||
3600 | zdde->zdde_ref_blocks += 1; | |
3601 | zdde->zdde_ref_lsize += BP_GET_LSIZE(bp); | |
3602 | zdde->zdde_ref_psize += BP_GET_PSIZE(bp); | |
3603 | zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp); | |
3604 | ||
3605 | return (0); | |
3606 | } | |
3607 | ||
3608 | static void | |
3609 | dump_simulated_ddt(spa_t *spa) | |
3610 | { | |
3611 | avl_tree_t t; | |
3612 | void *cookie = NULL; | |
3613 | zdb_ddt_entry_t *zdde; | |
2598c001 BB |
3614 | ddt_histogram_t ddh_total; |
3615 | ddt_stat_t dds_total; | |
3616 | ||
3617 | bzero(&ddh_total, sizeof (ddt_histogram_t)); | |
3618 | bzero(&dds_total, sizeof (ddt_stat_t)); | |
428870ff BB |
3619 | |
3620 | avl_create(&t, ddt_entry_compare, | |
3621 | sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node)); | |
3622 | ||
3623 | spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER); | |
3624 | ||
3625 | (void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA, | |
3626 | zdb_ddt_add_cb, &t); | |
3627 | ||
3628 | spa_config_exit(spa, SCL_CONFIG, FTAG); | |
3629 | ||
3630 | while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) { | |
3631 | ddt_stat_t dds; | |
3632 | uint64_t refcnt = zdde->zdde_ref_blocks; | |
3633 | ASSERT(refcnt != 0); | |
3634 | ||
3635 | dds.dds_blocks = zdde->zdde_ref_blocks / refcnt; | |
3636 | dds.dds_lsize = zdde->zdde_ref_lsize / refcnt; | |
3637 | dds.dds_psize = zdde->zdde_ref_psize / refcnt; | |
3638 | dds.dds_dsize = zdde->zdde_ref_dsize / refcnt; | |
3639 | ||
3640 | dds.dds_ref_blocks = zdde->zdde_ref_blocks; | |
3641 | dds.dds_ref_lsize = zdde->zdde_ref_lsize; | |
3642 | dds.dds_ref_psize = zdde->zdde_ref_psize; | |
3643 | dds.dds_ref_dsize = zdde->zdde_ref_dsize; | |
3644 | ||
ea04106b AX |
3645 | ddt_stat_add(&ddh_total.ddh_stat[highbit64(refcnt) - 1], |
3646 | &dds, 0); | |
428870ff BB |
3647 | |
3648 | umem_free(zdde, sizeof (*zdde)); | |
3649 | } | |
3650 | ||
3651 | avl_destroy(&t); | |
3652 | ||
3653 | ddt_histogram_stat(&dds_total, &ddh_total); | |
3654 | ||
3655 | (void) printf("Simulated DDT histogram:\n"); | |
3656 | ||
3657 | zpool_dump_ddt(&dds_total, &ddh_total); | |
3658 | ||
3659 | dump_dedup_ratio(&dds_total); | |
3660 | } | |
3661 | ||
34dc7c2f BB |
3662 | static void |
3663 | dump_zpool(spa_t *spa) | |
3664 | { | |
3665 | dsl_pool_t *dp = spa_get_dsl(spa); | |
3666 | int rc = 0; | |
3667 | ||
428870ff BB |
3668 | if (dump_opt['S']) { |
3669 | dump_simulated_ddt(spa); | |
3670 | return; | |
3671 | } | |
3672 | ||
3673 | if (!dump_opt['e'] && dump_opt['C'] > 1) { | |
3674 | (void) printf("\nCached configuration:\n"); | |
3675 | dump_nvlist(spa->spa_config, 8); | |
3676 | } | |
3677 | ||
3678 | if (dump_opt['C']) | |
3679 | dump_config(spa); | |
3680 | ||
34dc7c2f | 3681 | if (dump_opt['u']) |
428870ff | 3682 | dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n"); |
34dc7c2f | 3683 | |
428870ff BB |
3684 | if (dump_opt['D']) |
3685 | dump_all_ddts(spa); | |
3686 | ||
3687 | if (dump_opt['d'] > 2 || dump_opt['m']) | |
3688 | dump_metaslabs(spa); | |
ea04106b AX |
3689 | if (dump_opt['M']) |
3690 | dump_metaslab_groups(spa); | |
428870ff BB |
3691 | |
3692 | if (dump_opt['d'] || dump_opt['i']) { | |
cae5b340 | 3693 | spa_feature_t f; |
e10b0808 | 3694 | |
34dc7c2f BB |
3695 | dump_dir(dp->dp_meta_objset); |
3696 | if (dump_opt['d'] >= 3) { | |
e10b0808 | 3697 | dump_full_bpobj(&spa->spa_deferred_bpobj, |
a08ee875 | 3698 | "Deferred frees", 0); |
428870ff | 3699 | if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { |
e10b0808 AX |
3700 | dump_full_bpobj( |
3701 | &spa->spa_dsl_pool->dp_free_bpobj, | |
a08ee875 | 3702 | "Pool snapshot frees", 0); |
9ae529ec CS |
3703 | } |
3704 | ||
3705 | if (spa_feature_is_active(spa, | |
ea04106b | 3706 | SPA_FEATURE_ASYNC_DESTROY)) { |
9ae529ec CS |
3707 | dump_bptree(spa->spa_meta_objset, |
3708 | spa->spa_dsl_pool->dp_bptree_obj, | |
3709 | "Pool dataset frees"); | |
428870ff | 3710 | } |
34dc7c2f | 3711 | dump_dtl(spa->spa_root_vdev, 0); |
34dc7c2f | 3712 | } |
428870ff BB |
3713 | (void) dmu_objset_find(spa_name(spa), dump_one_dir, |
3714 | NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); | |
e10b0808 | 3715 | |
cae5b340 AX |
3716 | for (f = 0; f < SPA_FEATURES; f++) { |
3717 | uint64_t refcount; | |
3718 | ||
3719 | if (!(spa_feature_table[f].fi_flags & | |
3720 | ZFEATURE_FLAG_PER_DATASET) || | |
3721 | !spa_feature_is_enabled(spa, f)) { | |
3722 | ASSERT0(dataset_feature_count[f]); | |
3723 | continue; | |
3724 | } | |
3725 | if (feature_get_refcount(spa, &spa_feature_table[f], | |
3726 | &refcount) == ENOTSUP) | |
3727 | continue; | |
3728 | if (dataset_feature_count[f] != refcount) { | |
3729 | (void) printf("%s feature refcount mismatch: " | |
3730 | "%lld datasets != %lld refcount\n", | |
3731 | spa_feature_table[f].fi_uname, | |
3732 | (longlong_t)dataset_feature_count[f], | |
e10b0808 AX |
3733 | (longlong_t)refcount); |
3734 | rc = 2; | |
3735 | } else { | |
cae5b340 AX |
3736 | (void) printf("Verified %s feature refcount " |
3737 | "of %llu is correct\n", | |
3738 | spa_feature_table[f].fi_uname, | |
e10b0808 AX |
3739 | (longlong_t)refcount); |
3740 | } | |
3741 | } | |
34dc7c2f | 3742 | } |
e10b0808 | 3743 | if (rc == 0 && (dump_opt['b'] || dump_opt['c'])) |
34dc7c2f BB |
3744 | rc = dump_block_stats(spa); |
3745 | ||
ea04106b AX |
3746 | if (rc == 0) |
3747 | rc = verify_spacemap_refcounts(spa); | |
3748 | ||
34dc7c2f BB |
3749 | if (dump_opt['s']) |
3750 | show_pool_stats(spa); | |
3751 | ||
428870ff BB |
3752 | if (dump_opt['h']) |
3753 | dump_history(spa); | |
3754 | ||
cae5b340 AX |
3755 | if (rc != 0) { |
3756 | dump_debug_buffer(); | |
34dc7c2f | 3757 | exit(rc); |
cae5b340 | 3758 | } |
34dc7c2f BB |
3759 | } |
3760 | ||
3761 | #define ZDB_FLAG_CHECKSUM 0x0001 | |
3762 | #define ZDB_FLAG_DECOMPRESS 0x0002 | |
3763 | #define ZDB_FLAG_BSWAP 0x0004 | |
3764 | #define ZDB_FLAG_GBH 0x0008 | |
3765 | #define ZDB_FLAG_INDIRECT 0x0010 | |
3766 | #define ZDB_FLAG_PHYS 0x0020 | |
3767 | #define ZDB_FLAG_RAW 0x0040 | |
3768 | #define ZDB_FLAG_PRINT_BLKPTR 0x0080 | |
3769 | ||
3770 | int flagbits[256]; | |
3771 | ||
3772 | static void | |
3773 | zdb_print_blkptr(blkptr_t *bp, int flags) | |
3774 | { | |
428870ff | 3775 | char blkbuf[BP_SPRINTF_LEN]; |
34dc7c2f BB |
3776 | |
3777 | if (flags & ZDB_FLAG_BSWAP) | |
3778 | byteswap_uint64_array((void *)bp, sizeof (blkptr_t)); | |
428870ff | 3779 | |
ea04106b | 3780 | snprintf_blkptr(blkbuf, sizeof (blkbuf), bp); |
428870ff | 3781 | (void) printf("%s\n", blkbuf); |
34dc7c2f BB |
3782 | } |
3783 | ||
3784 | static void | |
3785 | zdb_dump_indirect(blkptr_t *bp, int nbps, int flags) | |
3786 | { | |
3787 | int i; | |
3788 | ||
3789 | for (i = 0; i < nbps; i++) | |
3790 | zdb_print_blkptr(&bp[i], flags); | |
3791 | } | |
3792 | ||
3793 | static void | |
3794 | zdb_dump_gbh(void *buf, int flags) | |
3795 | { | |
3796 | zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags); | |
3797 | } | |
3798 | ||
3799 | static void | |
3800 | zdb_dump_block_raw(void *buf, uint64_t size, int flags) | |
3801 | { | |
3802 | if (flags & ZDB_FLAG_BSWAP) | |
3803 | byteswap_uint64_array(buf, size); | |
0e5b68e0 | 3804 | VERIFY(write(fileno(stdout), buf, size) == size); |
34dc7c2f BB |
3805 | } |
3806 | ||
3807 | static void | |
3808 | zdb_dump_block(char *label, void *buf, uint64_t size, int flags) | |
3809 | { | |
3810 | uint64_t *d = (uint64_t *)buf; | |
3811 | int nwords = size / sizeof (uint64_t); | |
3812 | int do_bswap = !!(flags & ZDB_FLAG_BSWAP); | |
3813 | int i, j; | |
3814 | char *hdr, *c; | |
3815 | ||
3816 | ||
3817 | if (do_bswap) | |
3818 | hdr = " 7 6 5 4 3 2 1 0 f e d c b a 9 8"; | |
3819 | else | |
3820 | hdr = " 0 1 2 3 4 5 6 7 8 9 a b c d e f"; | |
3821 | ||
3822 | (void) printf("\n%s\n%6s %s 0123456789abcdef\n", label, "", hdr); | |
3823 | ||
cae5b340 AX |
3824 | #ifdef _LITTLE_ENDIAN |
3825 | /* correct the endianness */ | |
3826 | do_bswap = !do_bswap; | |
3827 | #endif | |
34dc7c2f BB |
3828 | for (i = 0; i < nwords; i += 2) { |
3829 | (void) printf("%06llx: %016llx %016llx ", | |
3830 | (u_longlong_t)(i * sizeof (uint64_t)), | |
3831 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]), | |
3832 | (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1])); | |
3833 | ||
3834 | c = (char *)&d[i]; | |
3835 | for (j = 0; j < 2 * sizeof (uint64_t); j++) | |
3836 | (void) printf("%c", isprint(c[j]) ? c[j] : '.'); | |
3837 | (void) printf("\n"); | |
3838 | } | |
3839 | } | |
3840 | ||
3841 | /* | |
3842 | * There are two acceptable formats: | |
3843 | * leaf_name - For example: c1t0d0 or /tmp/ztest.0a | |
3844 | * child[.child]* - For example: 0.1.1 | |
3845 | * | |
3846 | * The second form can be used to specify arbitrary vdevs anywhere | |
cae5b340 | 3847 | * in the hierarchy. For example, in a pool with a mirror of |
34dc7c2f BB |
3848 | * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 . |
3849 | */ | |
3850 | static vdev_t * | |
3851 | zdb_vdev_lookup(vdev_t *vdev, char *path) | |
3852 | { | |
3853 | char *s, *p, *q; | |
3854 | int i; | |
3855 | ||
3856 | if (vdev == NULL) | |
3857 | return (NULL); | |
3858 | ||
3859 | /* First, assume the x.x.x.x format */ | |
3860 | i = (int)strtoul(path, &s, 10); | |
3861 | if (s == path || (s && *s != '.' && *s != '\0')) | |
3862 | goto name; | |
3863 | if (i < 0 || i >= vdev->vdev_children) | |
3864 | return (NULL); | |
3865 | ||
3866 | vdev = vdev->vdev_child[i]; | |
cae5b340 | 3867 | if (s && *s == '\0') |
34dc7c2f BB |
3868 | return (vdev); |
3869 | return (zdb_vdev_lookup(vdev, s+1)); | |
3870 | ||
3871 | name: | |
3872 | for (i = 0; i < vdev->vdev_children; i++) { | |
3873 | vdev_t *vc = vdev->vdev_child[i]; | |
3874 | ||
3875 | if (vc->vdev_path == NULL) { | |
3876 | vc = zdb_vdev_lookup(vc, path); | |
3877 | if (vc == NULL) | |
3878 | continue; | |
3879 | else | |
3880 | return (vc); | |
3881 | } | |
3882 | ||
3883 | p = strrchr(vc->vdev_path, '/'); | |
3884 | p = p ? p + 1 : vc->vdev_path; | |
3885 | q = &vc->vdev_path[strlen(vc->vdev_path) - 2]; | |
3886 | ||
3887 | if (strcmp(vc->vdev_path, path) == 0) | |
3888 | return (vc); | |
3889 | if (strcmp(p, path) == 0) | |
3890 | return (vc); | |
3891 | if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0) | |
3892 | return (vc); | |
3893 | } | |
3894 | ||
3895 | return (NULL); | |
3896 | } | |
3897 | ||
3898 | /* | |
3899 | * Read a block from a pool and print it out. The syntax of the | |
3900 | * block descriptor is: | |
3901 | * | |
3902 | * pool:vdev_specifier:offset:size[:flags] | |
3903 | * | |
3904 | * pool - The name of the pool you wish to read from | |
3905 | * vdev_specifier - Which vdev (see comment for zdb_vdev_lookup) | |
3906 | * offset - offset, in hex, in bytes | |
3907 | * size - Amount of data to read, in hex, in bytes | |
3908 | * flags - A string of characters specifying options | |
3909 | * b: Decode a blkptr at given offset within block | |
3910 | * *c: Calculate and display checksums | |
428870ff | 3911 | * d: Decompress data before dumping |
34dc7c2f | 3912 | * e: Byteswap data before dumping |
428870ff BB |
3913 | * g: Display data as a gang block header |
3914 | * i: Display as an indirect block | |
34dc7c2f BB |
3915 | * p: Do I/O to physical offset |
3916 | * r: Dump raw data to stdout | |
3917 | * | |
3918 | * * = not yet implemented | |
3919 | */ | |
3920 | static void | |
428870ff | 3921 | zdb_read_block(char *thing, spa_t *spa) |
34dc7c2f | 3922 | { |
428870ff BB |
3923 | blkptr_t blk, *bp = &blk; |
3924 | dva_t *dva = bp->blk_dva; | |
34dc7c2f | 3925 | int flags = 0; |
428870ff | 3926 | uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0; |
34dc7c2f BB |
3927 | zio_t *zio; |
3928 | vdev_t *vd; | |
cae5b340 AX |
3929 | abd_t *pabd; |
3930 | void *lbuf, *buf; | |
428870ff BB |
3931 | char *s, *p, *dup, *vdev, *flagstr; |
3932 | int i, error; | |
cae5b340 | 3933 | boolean_t borrowed = B_FALSE; |
34dc7c2f BB |
3934 | |
3935 | dup = strdup(thing); | |
3936 | s = strtok(dup, ":"); | |
34dc7c2f BB |
3937 | vdev = s ? s : ""; |
3938 | s = strtok(NULL, ":"); | |
3939 | offset = strtoull(s ? s : "", NULL, 16); | |
3940 | s = strtok(NULL, ":"); | |
3941 | size = strtoull(s ? s : "", NULL, 16); | |
3942 | s = strtok(NULL, ":"); | |
3943 | flagstr = s ? s : ""; | |
3944 | ||
3945 | s = NULL; | |
3946 | if (size == 0) | |
3947 | s = "size must not be zero"; | |
3948 | if (!IS_P2ALIGNED(size, DEV_BSIZE)) | |
3949 | s = "size must be a multiple of sector size"; | |
3950 | if (!IS_P2ALIGNED(offset, DEV_BSIZE)) | |
3951 | s = "offset must be a multiple of sector size"; | |
3952 | if (s) { | |
3953 | (void) printf("Invalid block specifier: %s - %s\n", thing, s); | |
3954 | free(dup); | |
3955 | return; | |
3956 | } | |
3957 | ||
3958 | for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) { | |
3959 | for (i = 0; flagstr[i]; i++) { | |
3960 | int bit = flagbits[(uchar_t)flagstr[i]]; | |
3961 | ||
3962 | if (bit == 0) { | |
3963 | (void) printf("***Invalid flag: %c\n", | |
3964 | flagstr[i]); | |
3965 | continue; | |
3966 | } | |
3967 | flags |= bit; | |
3968 | ||
3969 | /* If it's not something with an argument, keep going */ | |
428870ff | 3970 | if ((bit & (ZDB_FLAG_CHECKSUM | |
34dc7c2f BB |
3971 | ZDB_FLAG_PRINT_BLKPTR)) == 0) |
3972 | continue; | |
3973 | ||
3974 | p = &flagstr[i + 1]; | |
4e820b5a | 3975 | if (bit == ZDB_FLAG_PRINT_BLKPTR) { |
34dc7c2f | 3976 | blkptr_offset = strtoull(p, &p, 16); |
4e820b5a AX |
3977 | i = p - &flagstr[i + 1]; |
3978 | } | |
34dc7c2f BB |
3979 | if (*p != ':' && *p != '\0') { |
3980 | (void) printf("***Invalid flag arg: '%s'\n", s); | |
3981 | free(dup); | |
3982 | return; | |
3983 | } | |
3984 | } | |
3985 | } | |
3986 | ||
34dc7c2f BB |
3987 | vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev); |
3988 | if (vd == NULL) { | |
3989 | (void) printf("***Invalid vdev: %s\n", vdev); | |
3990 | free(dup); | |
3991 | return; | |
3992 | } else { | |
3993 | if (vd->vdev_path) | |
428870ff BB |
3994 | (void) fprintf(stderr, "Found vdev: %s\n", |
3995 | vd->vdev_path); | |
34dc7c2f | 3996 | else |
428870ff | 3997 | (void) fprintf(stderr, "Found vdev type: %s\n", |
34dc7c2f BB |
3998 | vd->vdev_ops->vdev_op_type); |
3999 | } | |
4000 | ||
428870ff BB |
4001 | psize = size; |
4002 | lsize = size; | |
4003 | ||
cae5b340 | 4004 | pabd = abd_alloc_for_io(SPA_MAXBLOCKSIZE, B_FALSE); |
428870ff BB |
4005 | lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
4006 | ||
4007 | BP_ZERO(bp); | |
34dc7c2f | 4008 | |
428870ff BB |
4009 | DVA_SET_VDEV(&dva[0], vd->vdev_id); |
4010 | DVA_SET_OFFSET(&dva[0], offset); | |
4011 | DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH)); | |
4012 | DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize)); | |
4013 | ||
4014 | BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL); | |
4015 | ||
4016 | BP_SET_LSIZE(bp, lsize); | |
4017 | BP_SET_PSIZE(bp, psize); | |
4018 | BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF); | |
4019 | BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF); | |
4020 | BP_SET_TYPE(bp, DMU_OT_NONE); | |
4021 | BP_SET_LEVEL(bp, 0); | |
4022 | BP_SET_DEDUP(bp, 0); | |
4023 | BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER); | |
34dc7c2f | 4024 | |
b128c09f | 4025 | spa_config_enter(spa, SCL_STATE, FTAG, RW_READER); |
34dc7c2f | 4026 | zio = zio_root(spa, NULL, NULL, 0); |
428870ff BB |
4027 | |
4028 | if (vd == vd->vdev_top) { | |
4029 | /* | |
4030 | * Treat this as a normal block read. | |
4031 | */ | |
cae5b340 | 4032 | zio_nowait(zio_read(zio, spa, bp, pabd, psize, NULL, NULL, |
428870ff BB |
4033 | ZIO_PRIORITY_SYNC_READ, |
4034 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL)); | |
4035 | } else { | |
4036 | /* | |
4037 | * Treat this as a vdev child I/O. | |
4038 | */ | |
cae5b340 AX |
4039 | zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pabd, |
4040 | psize, ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, | |
428870ff BB |
4041 | ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE | |
4042 | ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | | |
4043 | ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL, NULL)); | |
4044 | } | |
4045 | ||
34dc7c2f | 4046 | error = zio_wait(zio); |
b128c09f | 4047 | spa_config_exit(spa, SCL_STATE, FTAG); |
34dc7c2f BB |
4048 | |
4049 | if (error) { | |
4050 | (void) printf("Read of %s failed, error: %d\n", thing, error); | |
4051 | goto out; | |
4052 | } | |
4053 | ||
428870ff BB |
4054 | if (flags & ZDB_FLAG_DECOMPRESS) { |
4055 | /* | |
4056 | * We don't know how the data was compressed, so just try | |
4057 | * every decompress function at every inflated blocksize. | |
4058 | */ | |
4059 | enum zio_compress c; | |
428870ff BB |
4060 | void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
4061 | ||
cae5b340 AX |
4062 | /* |
4063 | * XXX - On the one hand, with SPA_MAXBLOCKSIZE at 16MB, | |
4064 | * this could take a while and we should let the user know | |
4065 | * we are not stuck. On the other hand, printing progress | |
4066 | * info gets old after a while. What to do? | |
4067 | */ | |
4068 | for (lsize = psize + SPA_MINBLOCKSIZE; | |
4069 | lsize <= SPA_MAXBLOCKSIZE; lsize += SPA_MINBLOCKSIZE) { | |
428870ff | 4070 | for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) { |
42f7b73b AX |
4071 | /* |
4072 | * ZLE can easily decompress non zle stream. | |
4073 | * So have an option to disable it. | |
4074 | */ | |
4075 | if (c == ZIO_COMPRESS_ZLE && | |
4076 | getenv("ZDB_NO_ZLE")) | |
4077 | continue; | |
4078 | ||
cae5b340 AX |
4079 | (void) fprintf(stderr, |
4080 | "Trying %05llx -> %05llx (%s)\n", | |
4081 | (u_longlong_t)psize, (u_longlong_t)lsize, | |
4082 | zio_compress_table[c].ci_name); | |
42f7b73b AX |
4083 | |
4084 | /* | |
4085 | * We randomize lbuf2, and decompress to both | |
4086 | * lbuf and lbuf2. This way, we will know if | |
4087 | * decompression fill exactly to lsize. | |
4088 | */ | |
4089 | VERIFY0(random_get_pseudo_bytes(lbuf2, lsize)); | |
4090 | ||
cae5b340 AX |
4091 | if (zio_decompress_data(c, pabd, |
4092 | lbuf, psize, lsize) == 0 && | |
42f7b73b | 4093 | zio_decompress_data(c, pabd, |
cae5b340 | 4094 | lbuf2, psize, lsize) == 0 && |
428870ff BB |
4095 | bcmp(lbuf, lbuf2, lsize) == 0) |
4096 | break; | |
4097 | } | |
4098 | if (c != ZIO_COMPRESS_FUNCTIONS) | |
4099 | break; | |
428870ff | 4100 | } |
428870ff BB |
4101 | umem_free(lbuf2, SPA_MAXBLOCKSIZE); |
4102 | ||
42f7b73b | 4103 | if (lsize > SPA_MAXBLOCKSIZE) { |
428870ff BB |
4104 | (void) printf("Decompress of %s failed\n", thing); |
4105 | goto out; | |
4106 | } | |
4107 | buf = lbuf; | |
4108 | size = lsize; | |
4109 | } else { | |
428870ff | 4110 | size = psize; |
cae5b340 AX |
4111 | buf = abd_borrow_buf_copy(pabd, size); |
4112 | borrowed = B_TRUE; | |
428870ff BB |
4113 | } |
4114 | ||
34dc7c2f BB |
4115 | if (flags & ZDB_FLAG_PRINT_BLKPTR) |
4116 | zdb_print_blkptr((blkptr_t *)(void *) | |
4117 | ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags); | |
4118 | else if (flags & ZDB_FLAG_RAW) | |
4119 | zdb_dump_block_raw(buf, size, flags); | |
4120 | else if (flags & ZDB_FLAG_INDIRECT) | |
4121 | zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t), | |
4122 | flags); | |
4123 | else if (flags & ZDB_FLAG_GBH) | |
4124 | zdb_dump_gbh(buf, flags); | |
4125 | else | |
4126 | zdb_dump_block(thing, buf, size, flags); | |
4127 | ||
cae5b340 AX |
4128 | if (borrowed) |
4129 | abd_return_buf_copy(pabd, buf, size); | |
4130 | ||
34dc7c2f | 4131 | out: |
cae5b340 | 4132 | abd_free(pabd); |
428870ff | 4133 | umem_free(lbuf, SPA_MAXBLOCKSIZE); |
34dc7c2f BB |
4134 | free(dup); |
4135 | } | |
4136 | ||
cae5b340 AX |
4137 | static void |
4138 | zdb_embedded_block(char *thing) | |
34dc7c2f | 4139 | { |
cae5b340 AX |
4140 | blkptr_t bp; |
4141 | unsigned long long *words = (void *)&bp; | |
42f7b73b | 4142 | char *buf; |
cae5b340 AX |
4143 | int err; |
4144 | ||
42f7b73b | 4145 | buf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL); |
cae5b340 | 4146 | |
42f7b73b | 4147 | bzero(&bp, sizeof (bp)); |
cae5b340 AX |
4148 | err = sscanf(thing, "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx:" |
4149 | "%llx:%llx:%llx:%llx:%llx:%llx:%llx:%llx", | |
4150 | words + 0, words + 1, words + 2, words + 3, | |
4151 | words + 4, words + 5, words + 6, words + 7, | |
4152 | words + 8, words + 9, words + 10, words + 11, | |
4153 | words + 12, words + 13, words + 14, words + 15); | |
4154 | if (err != 16) { | |
4155 | (void) printf("invalid input format\n"); | |
4156 | exit(1); | |
34dc7c2f | 4157 | } |
cae5b340 AX |
4158 | ASSERT3U(BPE_GET_LSIZE(&bp), <=, SPA_MAXBLOCKSIZE); |
4159 | err = decode_embedded_bp(&bp, buf, BPE_GET_LSIZE(&bp)); | |
4160 | if (err != 0) { | |
4161 | (void) printf("decode failed: %u\n", err); | |
4162 | exit(1); | |
428870ff | 4163 | } |
cae5b340 | 4164 | zdb_dump_block_raw(buf, BPE_GET_LSIZE(&bp), 0); |
42f7b73b | 4165 | umem_free(buf, SPA_MAXBLOCKSIZE); |
34dc7c2f BB |
4166 | } |
4167 | ||
4168 | int | |
4169 | main(int argc, char **argv) | |
4170 | { | |
4171 | int i, c; | |
4172 | struct rlimit rl = { 1024, 1024 }; | |
428870ff | 4173 | spa_t *spa = NULL; |
34dc7c2f | 4174 | objset_t *os = NULL; |
34dc7c2f BB |
4175 | int dump_all = 1; |
4176 | int verbose = 0; | |
428870ff BB |
4177 | int error = 0; |
4178 | char **searchdirs = NULL; | |
4179 | int nsearch = 0; | |
42f7b73b | 4180 | char *target, *target_pool; |
428870ff BB |
4181 | nvlist_t *policy = NULL; |
4182 | uint64_t max_txg = UINT64_MAX; | |
ea04106b | 4183 | int flags = ZFS_IMPORT_MISSING_LOG; |
428870ff | 4184 | int rewind = ZPOOL_NEVER_REWIND; |
c06d4368 | 4185 | char *spa_config_path_env; |
e10b0808 | 4186 | boolean_t target_is_spa = B_TRUE; |
34dc7c2f BB |
4187 | |
4188 | (void) setrlimit(RLIMIT_NOFILE, &rl); | |
4189 | (void) enable_extended_FILE_stdio(-1, -1); | |
4190 | ||
4191 | dprintf_setup(&argc, argv); | |
4192 | ||
c06d4368 AX |
4193 | /* |
4194 | * If there is an environment variable SPA_CONFIG_PATH it overrides | |
4195 | * default spa_config_path setting. If -U flag is specified it will | |
4196 | * override this environment variable settings once again. | |
4197 | */ | |
4198 | spa_config_path_env = getenv("SPA_CONFIG_PATH"); | |
4199 | if (spa_config_path_env != NULL) | |
4200 | spa_config_path = spa_config_path_env; | |
4201 | ||
cae5b340 AX |
4202 | while ((c = getopt(argc, argv, |
4203 | "AbcCdDeEFGhiI:lLmMo:Op:PqRsSt:uU:vVx:X")) != -1) { | |
34dc7c2f | 4204 | switch (c) { |
34dc7c2f BB |
4205 | case 'b': |
4206 | case 'c': | |
cae5b340 | 4207 | case 'C': |
428870ff | 4208 | case 'd': |
cae5b340 AX |
4209 | case 'D': |
4210 | case 'E': | |
4211 | case 'G': | |
428870ff BB |
4212 | case 'h': |
4213 | case 'i': | |
4214 | case 'l': | |
9babb374 | 4215 | case 'm': |
ea04106b | 4216 | case 'M': |
cae5b340 | 4217 | case 'O': |
34dc7c2f | 4218 | case 'R': |
cae5b340 | 4219 | case 's': |
428870ff | 4220 | case 'S': |
cae5b340 | 4221 | case 'u': |
34dc7c2f BB |
4222 | dump_opt[c]++; |
4223 | dump_all = 0; | |
4224 | break; | |
428870ff | 4225 | case 'A': |
cae5b340 | 4226 | case 'e': |
428870ff | 4227 | case 'F': |
fb5f0bc8 | 4228 | case 'L': |
428870ff | 4229 | case 'P': |
cae5b340 AX |
4230 | case 'q': |
4231 | case 'X': | |
fb5f0bc8 BB |
4232 | dump_opt[c]++; |
4233 | break; | |
cae5b340 | 4234 | /* NB: Sort single match options below. */ |
ea04106b | 4235 | case 'I': |
c06d4368 AX |
4236 | max_inflight = strtoull(optarg, NULL, 0); |
4237 | if (max_inflight == 0) { | |
4238 | (void) fprintf(stderr, "maximum number " | |
4239 | "of inflight I/Os must be greater " | |
4240 | "than 0\n"); | |
4241 | usage(); | |
4242 | } | |
4243 | break; | |
cae5b340 AX |
4244 | case 'o': |
4245 | error = set_global_var(optarg); | |
4246 | if (error != 0) | |
4247 | usage(); | |
4248 | break; | |
34dc7c2f | 4249 | case 'p': |
428870ff BB |
4250 | if (searchdirs == NULL) { |
4251 | searchdirs = umem_alloc(sizeof (char *), | |
4252 | UMEM_NOFAIL); | |
4253 | } else { | |
4254 | char **tmp = umem_alloc((nsearch + 1) * | |
4255 | sizeof (char *), UMEM_NOFAIL); | |
4256 | bcopy(searchdirs, tmp, nsearch * | |
4257 | sizeof (char *)); | |
4258 | umem_free(searchdirs, | |
4259 | nsearch * sizeof (char *)); | |
4260 | searchdirs = tmp; | |
4261 | } | |
4262 | searchdirs[nsearch++] = optarg; | |
34dc7c2f | 4263 | break; |
fb5f0bc8 | 4264 | case 't': |
428870ff BB |
4265 | max_txg = strtoull(optarg, NULL, 0); |
4266 | if (max_txg < TXG_INITIAL) { | |
fb5f0bc8 BB |
4267 | (void) fprintf(stderr, "incorrect txg " |
4268 | "specified: %s\n", optarg); | |
4269 | usage(); | |
4270 | } | |
4271 | break; | |
428870ff BB |
4272 | case 'U': |
4273 | spa_config_path = optarg; | |
cae5b340 AX |
4274 | if (spa_config_path[0] != '/') { |
4275 | (void) fprintf(stderr, | |
4276 | "cachefile must be an absolute path " | |
4277 | "(i.e. start with a slash)\n"); | |
4278 | usage(); | |
4279 | } | |
428870ff | 4280 | break; |
ea04106b AX |
4281 | case 'v': |
4282 | verbose++; | |
4283 | break; | |
cae5b340 AX |
4284 | case 'V': |
4285 | flags = ZFS_IMPORT_VERBATIM; | |
4286 | break; | |
4287 | case 'x': | |
4288 | vn_dumpdir = optarg; | |
4289 | break; | |
34dc7c2f BB |
4290 | default: |
4291 | usage(); | |
4292 | break; | |
4293 | } | |
4294 | } | |
4295 | ||
428870ff | 4296 | if (!dump_opt['e'] && searchdirs != NULL) { |
b128c09f BB |
4297 | (void) fprintf(stderr, "-p option requires use of -e\n"); |
4298 | usage(); | |
4299 | } | |
34dc7c2f | 4300 | |
ea04106b AX |
4301 | #if defined(_LP64) |
4302 | /* | |
4303 | * ZDB does not typically re-read blocks; therefore limit the ARC | |
4304 | * to 256 MB, which can be used entirely for metadata. | |
4305 | */ | |
4306 | zfs_arc_max = zfs_arc_meta_limit = 256 * 1024 * 1024; | |
4307 | #endif | |
4308 | ||
e10b0808 AX |
4309 | /* |
4310 | * "zdb -c" uses checksum-verifying scrub i/os which are async reads. | |
4311 | * "zdb -b" uses traversal prefetch which uses async reads. | |
4312 | * For good performance, let several of them be active at once. | |
4313 | */ | |
4314 | zfs_vdev_async_read_max_active = 10; | |
4315 | ||
cae5b340 AX |
4316 | /* |
4317 | * Disable reference tracking for better performance. | |
4318 | */ | |
4319 | reference_tracking_enable = B_FALSE; | |
4320 | ||
34dc7c2f | 4321 | kernel_init(FREAD); |
e10b0808 AX |
4322 | if ((g_zfs = libzfs_init()) == NULL) { |
4323 | (void) fprintf(stderr, "%s", libzfs_error_init(errno)); | |
9b020fd9 | 4324 | return (1); |
e10b0808 | 4325 | } |
34dc7c2f | 4326 | |
428870ff BB |
4327 | if (dump_all) |
4328 | verbose = MAX(verbose, 1); | |
4329 | ||
34dc7c2f | 4330 | for (c = 0; c < 256; c++) { |
cae5b340 | 4331 | if (dump_all && strchr("AeEFlLOPRSX", c) == NULL) |
34dc7c2f BB |
4332 | dump_opt[c] = 1; |
4333 | if (dump_opt[c]) | |
4334 | dump_opt[c] += verbose; | |
4335 | } | |
4336 | ||
428870ff BB |
4337 | aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2); |
4338 | zfs_recover = (dump_opt['A'] > 1); | |
4339 | ||
34dc7c2f BB |
4340 | argc -= optind; |
4341 | argv += optind; | |
4342 | ||
428870ff BB |
4343 | if (argc < 2 && dump_opt['R']) |
4344 | usage(); | |
cae5b340 AX |
4345 | |
4346 | if (dump_opt['E']) { | |
4347 | if (argc != 1) | |
4348 | usage(); | |
4349 | zdb_embedded_block(argv[0]); | |
4350 | return (0); | |
4351 | } | |
4352 | ||
34dc7c2f | 4353 | if (argc < 1) { |
428870ff | 4354 | if (!dump_opt['e'] && dump_opt['C']) { |
b128c09f | 4355 | dump_cachefile(spa_config_path); |
34dc7c2f BB |
4356 | return (0); |
4357 | } | |
4358 | usage(); | |
4359 | } | |
4360 | ||
cae5b340 AX |
4361 | if (dump_opt['l']) |
4362 | return (dump_label(argv[0])); | |
4363 | ||
4364 | if (dump_opt['O']) { | |
4365 | if (argc != 2) | |
4366 | usage(); | |
4367 | dump_opt['v'] = verbose + 3; | |
4368 | return (dump_path(argv[0], argv[1])); | |
34dc7c2f BB |
4369 | } |
4370 | ||
428870ff BB |
4371 | if (dump_opt['X'] || dump_opt['F']) |
4372 | rewind = ZPOOL_DO_REWIND | | |
4373 | (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0); | |
34dc7c2f | 4374 | |
428870ff BB |
4375 | if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 || |
4376 | nvlist_add_uint64(policy, ZPOOL_REWIND_REQUEST_TXG, max_txg) != 0 || | |
4377 | nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind) != 0) | |
4378 | fatal("internal error: %s", strerror(ENOMEM)); | |
34dc7c2f | 4379 | |
b128c09f | 4380 | error = 0; |
428870ff | 4381 | target = argv[0]; |
34dc7c2f | 4382 | |
42f7b73b AX |
4383 | if (strpbrk(target, "/@") != NULL) { |
4384 | size_t targetlen; | |
4385 | ||
4386 | target_pool = strdup(target); | |
4387 | *strpbrk(target_pool, "/@") = '\0'; | |
4388 | ||
4389 | target_is_spa = B_FALSE; | |
4390 | targetlen = strlen(target); | |
4391 | if (targetlen && target[targetlen - 1] == '/') | |
4392 | target[targetlen - 1] = '\0'; | |
4393 | } else { | |
4394 | target_pool = target; | |
4395 | } | |
4396 | ||
428870ff | 4397 | if (dump_opt['e']) { |
cae5b340 | 4398 | importargs_t args = { 0 }; |
428870ff | 4399 | nvlist_t *cfg = NULL; |
34dc7c2f | 4400 | |
cae5b340 AX |
4401 | args.paths = nsearch; |
4402 | args.path = searchdirs; | |
4403 | args.can_be_active = B_TRUE; | |
4404 | ||
42f7b73b AX |
4405 | error = zpool_tryimport(g_zfs, target_pool, &cfg, &args); |
4406 | ||
cae5b340 | 4407 | if (error == 0) { |
42f7b73b | 4408 | |
428870ff BB |
4409 | if (nvlist_add_nvlist(cfg, |
4410 | ZPOOL_REWIND_POLICY, policy) != 0) { | |
4411 | fatal("can't open '%s': %s", | |
4412 | target, strerror(ENOMEM)); | |
4413 | } | |
cae5b340 AX |
4414 | |
4415 | /* | |
4416 | * Disable the activity check to allow examination of | |
4417 | * active pools. | |
4418 | */ | |
4419 | if (dump_opt['C'] > 1) { | |
4420 | (void) printf("\nConfiguration for import:\n"); | |
4421 | dump_nvlist(cfg, 8); | |
4422 | } | |
42f7b73b | 4423 | error = spa_import(target_pool, cfg, NULL, |
cae5b340 | 4424 | flags | ZFS_IMPORT_SKIP_MMP); |
34dc7c2f | 4425 | } |
b128c09f BB |
4426 | } |
4427 | ||
42f7b73b AX |
4428 | if (target_pool != target) |
4429 | free(target_pool); | |
e10b0808 | 4430 | |
b128c09f | 4431 | if (error == 0) { |
e10b0808 | 4432 | if (target_is_spa || dump_opt['R']) { |
cae5b340 AX |
4433 | /* |
4434 | * Disable the activity check to allow examination of | |
4435 | * active pools. | |
4436 | */ | |
4437 | mutex_enter(&spa_namespace_lock); | |
4438 | if ((spa = spa_lookup(target)) != NULL) { | |
4439 | spa->spa_import_flags |= ZFS_IMPORT_SKIP_MMP; | |
4440 | } | |
4441 | mutex_exit(&spa_namespace_lock); | |
4442 | ||
428870ff BB |
4443 | error = spa_open_rewind(target, &spa, FTAG, policy, |
4444 | NULL); | |
4445 | if (error) { | |
4446 | /* | |
4447 | * If we're missing the log device then | |
4448 | * try opening the pool after clearing the | |
4449 | * log state. | |
4450 | */ | |
4451 | mutex_enter(&spa_namespace_lock); | |
4452 | if ((spa = spa_lookup(target)) != NULL && | |
4453 | spa->spa_log_state == SPA_LOG_MISSING) { | |
4454 | spa->spa_log_state = SPA_LOG_CLEAR; | |
4455 | error = 0; | |
4456 | } | |
4457 | mutex_exit(&spa_namespace_lock); | |
4458 | ||
4459 | if (!error) { | |
4460 | error = spa_open_rewind(target, &spa, | |
4461 | FTAG, policy, NULL); | |
4462 | } | |
4463 | } | |
b128c09f | 4464 | } else { |
cae5b340 | 4465 | error = open_objset(target, DMU_OST_ANY, FTAG, &os); |
b128c09f | 4466 | } |
34dc7c2f | 4467 | } |
428870ff | 4468 | nvlist_free(policy); |
34dc7c2f BB |
4469 | |
4470 | if (error) | |
428870ff | 4471 | fatal("can't open '%s': %s", target, strerror(error)); |
34dc7c2f BB |
4472 | |
4473 | argv++; | |
428870ff BB |
4474 | argc--; |
4475 | if (!dump_opt['R']) { | |
4476 | if (argc > 0) { | |
4477 | zopt_objects = argc; | |
4478 | zopt_object = calloc(zopt_objects, sizeof (uint64_t)); | |
4479 | for (i = 0; i < zopt_objects; i++) { | |
4480 | errno = 0; | |
4481 | zopt_object[i] = strtoull(argv[i], NULL, 0); | |
4482 | if (zopt_object[i] == 0 && errno != 0) | |
4483 | fatal("bad number %s: %s", | |
4484 | argv[i], strerror(errno)); | |
4485 | } | |
34dc7c2f | 4486 | } |
e6f7d015 CS |
4487 | if (os != NULL) { |
4488 | dump_dir(os); | |
4489 | } else if (zopt_objects > 0 && !dump_opt['m']) { | |
4490 | dump_dir(spa->spa_meta_objset); | |
4491 | } else { | |
4492 | dump_zpool(spa); | |
4493 | } | |
34dc7c2f | 4494 | } else { |
428870ff BB |
4495 | flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR; |
4496 | flagbits['c'] = ZDB_FLAG_CHECKSUM; | |
4497 | flagbits['d'] = ZDB_FLAG_DECOMPRESS; | |
4498 | flagbits['e'] = ZDB_FLAG_BSWAP; | |
4499 | flagbits['g'] = ZDB_FLAG_GBH; | |
4500 | flagbits['i'] = ZDB_FLAG_INDIRECT; | |
4501 | flagbits['p'] = ZDB_FLAG_PHYS; | |
4502 | flagbits['r'] = ZDB_FLAG_RAW; | |
4503 | ||
4504 | for (i = 0; i < argc; i++) | |
4505 | zdb_read_block(argv[i], spa); | |
34dc7c2f BB |
4506 | } |
4507 | ||
cae5b340 AX |
4508 | if (os != NULL) |
4509 | close_objset(os, FTAG); | |
4510 | else | |
4511 | spa_close(spa, FTAG); | |
428870ff | 4512 | |
34dc7c2f | 4513 | fuid_table_destroy(); |
cae5b340 AX |
4514 | |
4515 | dump_debug_buffer(); | |
34dc7c2f BB |
4516 | |
4517 | libzfs_fini(g_zfs); | |
4518 | kernel_fini(); | |
4519 | ||
4520 | return (0); | |
4521 | } |