xref: /illumos-gate/usr/src/cmd/zdb/zdb.c (revision 8f2529de2d60d4fff8eb4d86f71b51584342934e)
1fa9e4066Sahrens /*
2fa9e4066Sahrens  * CDDL HEADER START
3fa9e4066Sahrens  *
4fa9e4066Sahrens  * The contents of this file are subject to the terms of the
5ea8dc4b6Seschrock  * Common Development and Distribution License (the "License").
6ea8dc4b6Seschrock  * You may not use this file except in compliance with the License.
7fa9e4066Sahrens  *
8fa9e4066Sahrens  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9fa9e4066Sahrens  * or http://www.opensolaris.org/os/licensing.
10fa9e4066Sahrens  * See the License for the specific language governing permissions
11fa9e4066Sahrens  * and limitations under the License.
12fa9e4066Sahrens  *
13fa9e4066Sahrens  * When distributing Covered Code, include this CDDL HEADER in each
14fa9e4066Sahrens  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15fa9e4066Sahrens  * If applicable, add the following below this CDDL HEADER, with the
16fa9e4066Sahrens  * fields enclosed by brackets "[]" replaced with your own identifying
17fa9e4066Sahrens  * information: Portions Copyright [yyyy] [name of copyright owner]
18fa9e4066Sahrens  *
19fa9e4066Sahrens  * CDDL HEADER END
20fa9e4066Sahrens  */
21fa9e4066Sahrens /*
22*8f2529deSMark Shellenbaum  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
23fa9e4066Sahrens  */
24fa9e4066Sahrens 
25fa9e4066Sahrens #include <stdio.h>
26004388ebScasper #include <stdio_ext.h>
27fa9e4066Sahrens #include <stdlib.h>
2844cd46caSbillm #include <ctype.h>
29fa9e4066Sahrens #include <sys/zfs_context.h>
30fa9e4066Sahrens #include <sys/spa.h>
31fa9e4066Sahrens #include <sys/spa_impl.h>
32fa9e4066Sahrens #include <sys/dmu.h>
33fa9e4066Sahrens #include <sys/zap.h>
34fa9e4066Sahrens #include <sys/fs/zfs.h>
35fa9e4066Sahrens #include <sys/zfs_znode.h>
360a586ceaSMark Shellenbaum #include <sys/zfs_sa.h>
370a586ceaSMark Shellenbaum #include <sys/sa.h>
380a586ceaSMark Shellenbaum #include <sys/sa_impl.h>
39fa9e4066Sahrens #include <sys/vdev.h>
40fa9e4066Sahrens #include <sys/vdev_impl.h>
41fa9e4066Sahrens #include <sys/metaslab_impl.h>
42fa9e4066Sahrens #include <sys/dmu_objset.h>
43fa9e4066Sahrens #include <sys/dsl_dir.h>
44fa9e4066Sahrens #include <sys/dsl_dataset.h>
45fa9e4066Sahrens #include <sys/dsl_pool.h>
46fa9e4066Sahrens #include <sys/dbuf.h>
47fa9e4066Sahrens #include <sys/zil.h>
48fa9e4066Sahrens #include <sys/zil_impl.h>
49fa9e4066Sahrens #include <sys/stat.h>
50fa9e4066Sahrens #include <sys/resource.h>
51fa9e4066Sahrens #include <sys/dmu_traverse.h>
52fa9e4066Sahrens #include <sys/zio_checksum.h>
53fa9e4066Sahrens #include <sys/zio_compress.h>
54e0d35c44Smarks #include <sys/zfs_fuid.h>
5588b7b0f2SMatthew Ahrens #include <sys/arc.h>
56b24ab676SJeff Bonwick #include <sys/ddt.h>
57de6628f0Sck #undef ZFS_MAXNAMELEN
58de6628f0Sck #undef verify
59de6628f0Sck #include <libzfs.h>
60fa9e4066Sahrens 
616de8f417SVictor Latushkin #define	ZDB_COMPRESS_NAME(idx) ((idx) < ZIO_COMPRESS_FUNCTIONS ? \
626de8f417SVictor Latushkin     zio_compress_table[(idx)].ci_name : "UNKNOWN")
636de8f417SVictor Latushkin #define	ZDB_CHECKSUM_NAME(idx) ((idx) < ZIO_CHECKSUM_FUNCTIONS ? \
646de8f417SVictor Latushkin     zio_checksum_table[(idx)].ci_name : "UNKNOWN")
656de8f417SVictor Latushkin #define	ZDB_OT_NAME(idx) ((idx) < DMU_OT_NUMTYPES ? \
666de8f417SVictor Latushkin     dmu_ot[(idx)].ot_name : "UNKNOWN")
676de8f417SVictor Latushkin #define	ZDB_OT_TYPE(idx) ((idx) < DMU_OT_NUMTYPES ? (idx) : DMU_OT_NUMTYPES)
686de8f417SVictor Latushkin 
69feef89cfSVictor Latushkin #ifndef lint
70feef89cfSVictor Latushkin extern int zfs_recover;
71feef89cfSVictor Latushkin #else
72feef89cfSVictor Latushkin int zfs_recover;
73feef89cfSVictor Latushkin #endif
74feef89cfSVictor Latushkin 
75fa9e4066Sahrens const char cmdname[] = "zdb";
76fa9e4066Sahrens uint8_t dump_opt[256];
77fa9e4066Sahrens 
78fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size);
79fa9e4066Sahrens 
80fa9e4066Sahrens extern void dump_intent_log(zilog_t *);
81fa9e4066Sahrens uint64_t *zopt_object = NULL;
82fa9e4066Sahrens int zopt_objects = 0;
83de6628f0Sck libzfs_handle_t *g_zfs;
84fa9e4066Sahrens 
85fa9e4066Sahrens /*
86fa9e4066Sahrens  * These libumem hooks provide a reasonable set of defaults for the allocator's
87fa9e4066Sahrens  * debugging facilities.
88fa9e4066Sahrens  */
89fa9e4066Sahrens const char *
90fa9e4066Sahrens _umem_debug_init()
91fa9e4066Sahrens {
92fa9e4066Sahrens 	return ("default,verbose"); /* $UMEM_DEBUG setting */
93fa9e4066Sahrens }
94fa9e4066Sahrens 
95fa9e4066Sahrens const char *
96fa9e4066Sahrens _umem_logging_init(void)
97fa9e4066Sahrens {
98fa9e4066Sahrens 	return ("fail,contents"); /* $UMEM_LOGGING setting */
99fa9e4066Sahrens }
100fa9e4066Sahrens 
101fa9e4066Sahrens static void
102fa9e4066Sahrens usage(void)
103fa9e4066Sahrens {
104fa9e4066Sahrens 	(void) fprintf(stderr,
105f0ba89beSJeff Bonwick 	    "Usage: %s [-CumdibcsDvhL] poolname [object...]\n"
1063ad6c7f9SVictor Latushkin 	    "       %s [-div] dataset [object...]\n"
10787219db7SVictor Latushkin 	    "       %s -m [-L] poolname [vdev [metaslab...]]\n"
10807428bdfSVictor Latushkin 	    "       %s -R poolname vdev:offset:size[:flags]\n"
109bbfd46c4SJeff Bonwick 	    "       %s -S poolname\n"
11053b9a4a9SVictor Latushkin 	    "       %s -l [-u] device\n"
11107428bdfSVictor Latushkin 	    "       %s -C\n\n",
112bbfd46c4SJeff Bonwick 	    cmdname, cmdname, cmdname, cmdname, cmdname, cmdname, cmdname);
1133ad6c7f9SVictor Latushkin 
1143ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    Dataset name must include at least one "
1153ad6c7f9SVictor Latushkin 	    "separator character '/' or '@'\n");
1163ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    If dataset name is specified, only that "
1173ad6c7f9SVictor Latushkin 	    "dataset is dumped\n");
1183ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    If object numbers are specified, only "
1193ad6c7f9SVictor Latushkin 	    "those objects are dumped\n\n");
1203ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    Options to control amount of output:\n");
1213ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -u uberblock\n");
1223ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -d dataset(s)\n");
1233ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -i intent logs\n");
12407428bdfSVictor Latushkin 	(void) fprintf(stderr, "        -C config (or cachefile if alone)\n");
1258f18d1faSGeorge Wilson 	(void) fprintf(stderr, "        -h pool history\n");
1263ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -b block statistics\n");
1273ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -m metaslabs\n");
1283ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -c checksum all metadata (twice for "
1296365109dSVictor Latushkin 	    "all data) blocks\n");
1303ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -s report stats on zdb's I/O\n");
131f0ba89beSJeff Bonwick 	(void) fprintf(stderr, "        -D dedup statistics\n");
132b24ab676SJeff Bonwick 	(void) fprintf(stderr, "        -S simulate dedup to measure effect\n");
1333ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -v verbose (applies to all others)\n");
134fa9e4066Sahrens 	(void) fprintf(stderr, "        -l dump label contents\n");
13582a0a985SVictor Latushkin 	(void) fprintf(stderr, "        -L disable leak tracking (do not "
13682a0a985SVictor Latushkin 	    "load spacemaps)\n");
137d41e7643Sek 	(void) fprintf(stderr, "        -R read and display block from a "
1383ad6c7f9SVictor Latushkin 	    "device\n\n");
1393ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "    Below options are intended for use "
1403ad6c7f9SVictor Latushkin 	    "with other options (except -l):\n");
141feef89cfSVictor Latushkin 	(void) fprintf(stderr, "        -A ignore assertions (-A), enable "
142feef89cfSVictor Latushkin 	    "panic recovery (-AA) or both (-AAA)\n");
143c8ee1847SVictor Latushkin 	(void) fprintf(stderr, "        -F attempt automatic rewind within "
144c8ee1847SVictor Latushkin 	    "safe range of transaction groups\n");
1453ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -U <cachefile_path> -- use alternate "
1463ad6c7f9SVictor Latushkin 	    "cachefile\n");
147c8ee1847SVictor Latushkin 	(void) fprintf(stderr, "        -X attempt extreme rewind (does not "
148c8ee1847SVictor Latushkin 	    "work with dataset)\n");
1493ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -e pool is exported/destroyed/"
1503ad6c7f9SVictor Latushkin 	    "has altroot/not in a cachefile\n");
1513ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -p <path> -- use one or more with "
1523ad6c7f9SVictor Latushkin 	    "-e to specify path to vdev dir\n");
1533ad6c7f9SVictor Latushkin 	(void) fprintf(stderr, "        -t <txg> -- highest txg to use when "
1542e551927SVictor Latushkin 	    "searching for uberblocks\n");
155fa9e4066Sahrens 	(void) fprintf(stderr, "Specify an option more than once (e.g. -bb) "
156fa9e4066Sahrens 	    "to make only that option verbose\n");
157fa9e4066Sahrens 	(void) fprintf(stderr, "Default is to dump everything non-verbosely\n");
158fa9e4066Sahrens 	exit(1);
159fa9e4066Sahrens }
160fa9e4066Sahrens 
161ccba0801SRich Morris /*
162ccba0801SRich Morris  * Called for usage errors that are discovered after a call to spa_open(),
163ccba0801SRich Morris  * dmu_bonus_hold(), or pool_match().  abort() is called for other errors.
164ccba0801SRich Morris  */
165ccba0801SRich Morris 
166fa9e4066Sahrens static void
167fa9e4066Sahrens fatal(const char *fmt, ...)
168fa9e4066Sahrens {
169fa9e4066Sahrens 	va_list ap;
170fa9e4066Sahrens 
171fa9e4066Sahrens 	va_start(ap, fmt);
172fa9e4066Sahrens 	(void) fprintf(stderr, "%s: ", cmdname);
173fa9e4066Sahrens 	(void) vfprintf(stderr, fmt, ap);
174fa9e4066Sahrens 	va_end(ap);
175fa9e4066Sahrens 	(void) fprintf(stderr, "\n");
176fa9e4066Sahrens 
177ccba0801SRich Morris 	exit(1);
178fa9e4066Sahrens }
179fa9e4066Sahrens 
180fa9e4066Sahrens /* ARGSUSED */
181fa9e4066Sahrens static void
182fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size)
183fa9e4066Sahrens {
184fa9e4066Sahrens 	nvlist_t *nv;
185fa9e4066Sahrens 	size_t nvsize = *(uint64_t *)data;
186fa9e4066Sahrens 	char *packed = umem_alloc(nvsize, UMEM_NOFAIL);
187fa9e4066Sahrens 
1887bfdf011SNeil Perrin 	VERIFY(0 == dmu_read(os, object, 0, nvsize, packed, DMU_READ_PREFETCH));
189fa9e4066Sahrens 
190fa9e4066Sahrens 	VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0);
191fa9e4066Sahrens 
192fa9e4066Sahrens 	umem_free(packed, nvsize);
193fa9e4066Sahrens 
194fa9e4066Sahrens 	dump_nvlist(nv, 8);
195fa9e4066Sahrens 
196fa9e4066Sahrens 	nvlist_free(nv);
197fa9e4066Sahrens }
198fa9e4066Sahrens 
199fa9e4066Sahrens const char dump_zap_stars[] = "****************************************";
200fa9e4066Sahrens const int dump_zap_width = sizeof (dump_zap_stars) - 1;
201fa9e4066Sahrens 
202fa9e4066Sahrens static void
203fa9e4066Sahrens dump_zap_histogram(uint64_t histo[ZAP_HISTOGRAM_SIZE])
204fa9e4066Sahrens {
205fa9e4066Sahrens 	int i;
206fa9e4066Sahrens 	int minidx = ZAP_HISTOGRAM_SIZE - 1;
207fa9e4066Sahrens 	int maxidx = 0;
208fa9e4066Sahrens 	uint64_t max = 0;
209fa9e4066Sahrens 
210fa9e4066Sahrens 	for (i = 0; i < ZAP_HISTOGRAM_SIZE; i++) {
211fa9e4066Sahrens 		if (histo[i] > max)
212fa9e4066Sahrens 			max = histo[i];
213fa9e4066Sahrens 		if (histo[i] > 0 && i > maxidx)
214fa9e4066Sahrens 			maxidx = i;
215fa9e4066Sahrens 		if (histo[i] > 0 && i < minidx)
216fa9e4066Sahrens 			minidx = i;
217fa9e4066Sahrens 	}
218fa9e4066Sahrens 
219fa9e4066Sahrens 	if (max < dump_zap_width)
220fa9e4066Sahrens 		max = dump_zap_width;
221fa9e4066Sahrens 
222fa9e4066Sahrens 	for (i = minidx; i <= maxidx; i++)
223fa9e4066Sahrens 		(void) printf("\t\t\t%u: %6llu %s\n", i, (u_longlong_t)histo[i],
224fa9e4066Sahrens 		    &dump_zap_stars[(max - histo[i]) * dump_zap_width / max]);
225fa9e4066Sahrens }
226fa9e4066Sahrens 
227fa9e4066Sahrens static void
228fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object)
229fa9e4066Sahrens {
230fa9e4066Sahrens 	int error;
231fa9e4066Sahrens 	zap_stats_t zs;
232fa9e4066Sahrens 
233fa9e4066Sahrens 	error = zap_get_stats(os, object, &zs);
234fa9e4066Sahrens 	if (error)
235fa9e4066Sahrens 		return;
236fa9e4066Sahrens 
237fa9e4066Sahrens 	if (zs.zs_ptrtbl_len == 0) {
238fa9e4066Sahrens 		ASSERT(zs.zs_num_blocks == 1);
239fa9e4066Sahrens 		(void) printf("\tmicrozap: %llu bytes, %llu entries\n",
240fa9e4066Sahrens 		    (u_longlong_t)zs.zs_blocksize,
241fa9e4066Sahrens 		    (u_longlong_t)zs.zs_num_entries);
242fa9e4066Sahrens 		return;
243fa9e4066Sahrens 	}
244fa9e4066Sahrens 
245fa9e4066Sahrens 	(void) printf("\tFat ZAP stats:\n");
2468248818dSnd 
2478248818dSnd 	(void) printf("\t\tPointer table:\n");
2488248818dSnd 	(void) printf("\t\t\t%llu elements\n",
249fa9e4066Sahrens 	    (u_longlong_t)zs.zs_ptrtbl_len);
2508248818dSnd 	(void) printf("\t\t\tzt_blk: %llu\n",
2518248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_blk);
2528248818dSnd 	(void) printf("\t\t\tzt_numblks: %llu\n",
2538248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_numblks);
2548248818dSnd 	(void) printf("\t\t\tzt_shift: %llu\n",
2558248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_shift);
2568248818dSnd 	(void) printf("\t\t\tzt_blks_copied: %llu\n",
2578248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_blks_copied);
2588248818dSnd 	(void) printf("\t\t\tzt_nextblk: %llu\n",
2598248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_nextblk);
2608248818dSnd 
261fa9e4066Sahrens 	(void) printf("\t\tZAP entries: %llu\n",
262fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_entries);
263fa9e4066Sahrens 	(void) printf("\t\tLeaf blocks: %llu\n",
264fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_leafs);
265fa9e4066Sahrens 	(void) printf("\t\tTotal blocks: %llu\n",
266fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_blocks);
2678248818dSnd 	(void) printf("\t\tzap_block_type: 0x%llx\n",
2688248818dSnd 	    (u_longlong_t)zs.zs_block_type);
2698248818dSnd 	(void) printf("\t\tzap_magic: 0x%llx\n",
2708248818dSnd 	    (u_longlong_t)zs.zs_magic);
2718248818dSnd 	(void) printf("\t\tzap_salt: 0x%llx\n",
2728248818dSnd 	    (u_longlong_t)zs.zs_salt);
273fa9e4066Sahrens 
274fa9e4066Sahrens 	(void) printf("\t\tLeafs with 2^n pointers:\n");
275fa9e4066Sahrens 	dump_zap_histogram(zs.zs_leafs_with_2n_pointers);
276fa9e4066Sahrens 
277fa9e4066Sahrens 	(void) printf("\t\tBlocks with n*5 entries:\n");
278fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_with_n5_entries);
279fa9e4066Sahrens 
280fa9e4066Sahrens 	(void) printf("\t\tBlocks n/10 full:\n");
281fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_n_tenths_full);
282fa9e4066Sahrens 
283fa9e4066Sahrens 	(void) printf("\t\tEntries with n chunks:\n");
284fa9e4066Sahrens 	dump_zap_histogram(zs.zs_entries_using_n_chunks);
285fa9e4066Sahrens 
286fa9e4066Sahrens 	(void) printf("\t\tBuckets with n entries:\n");
287fa9e4066Sahrens 	dump_zap_histogram(zs.zs_buckets_with_n_entries);
288fa9e4066Sahrens }
289fa9e4066Sahrens 
290fa9e4066Sahrens /*ARGSUSED*/
291fa9e4066Sahrens static void
292fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size)
293fa9e4066Sahrens {
294fa9e4066Sahrens }
295fa9e4066Sahrens 
2966de8f417SVictor Latushkin /*ARGSUSED*/
2976de8f417SVictor Latushkin static void
2986de8f417SVictor Latushkin dump_unknown(objset_t *os, uint64_t object, void *data, size_t size)
2996de8f417SVictor Latushkin {
3006de8f417SVictor Latushkin 	(void) printf("\tUNKNOWN OBJECT TYPE\n");
3016de8f417SVictor Latushkin }
3026de8f417SVictor Latushkin 
303fa9e4066Sahrens /*ARGSUSED*/
304fa9e4066Sahrens void
305fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size)
306fa9e4066Sahrens {
307fa9e4066Sahrens }
308fa9e4066Sahrens 
309fa9e4066Sahrens /*ARGSUSED*/
310fa9e4066Sahrens static void
311fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size)
312fa9e4066Sahrens {
313fa9e4066Sahrens }
314fa9e4066Sahrens 
315fa9e4066Sahrens /*ARGSUSED*/
316fa9e4066Sahrens static void
317fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size)
318fa9e4066Sahrens {
319fa9e4066Sahrens 	zap_cursor_t zc;
320fa9e4066Sahrens 	zap_attribute_t attr;
321fa9e4066Sahrens 	void *prop;
322fa9e4066Sahrens 	int i;
323fa9e4066Sahrens 
324fa9e4066Sahrens 	dump_zap_stats(os, object);
325fa9e4066Sahrens 	(void) printf("\n");
326fa9e4066Sahrens 
327fa9e4066Sahrens 	for (zap_cursor_init(&zc, os, object);
328fa9e4066Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
329fa9e4066Sahrens 	    zap_cursor_advance(&zc)) {
330fa9e4066Sahrens 		(void) printf("\t\t%s = ", attr.za_name);
331fa9e4066Sahrens 		if (attr.za_num_integers == 0) {
332fa9e4066Sahrens 			(void) printf("\n");
333fa9e4066Sahrens 			continue;
334fa9e4066Sahrens 		}
335fa9e4066Sahrens 		prop = umem_zalloc(attr.za_num_integers *
336fa9e4066Sahrens 		    attr.za_integer_length, UMEM_NOFAIL);
337fa9e4066Sahrens 		(void) zap_lookup(os, object, attr.za_name,
338fa9e4066Sahrens 		    attr.za_integer_length, attr.za_num_integers, prop);
339fa9e4066Sahrens 		if (attr.za_integer_length == 1) {
340fa9e4066Sahrens 			(void) printf("%s", (char *)prop);
341fa9e4066Sahrens 		} else {
342fa9e4066Sahrens 			for (i = 0; i < attr.za_num_integers; i++) {
343fa9e4066Sahrens 				switch (attr.za_integer_length) {
344fa9e4066Sahrens 				case 2:
345fa9e4066Sahrens 					(void) printf("%u ",
346fa9e4066Sahrens 					    ((uint16_t *)prop)[i]);
347fa9e4066Sahrens 					break;
348fa9e4066Sahrens 				case 4:
349fa9e4066Sahrens 					(void) printf("%u ",
350fa9e4066Sahrens 					    ((uint32_t *)prop)[i]);
351fa9e4066Sahrens 					break;
352fa9e4066Sahrens 				case 8:
353fa9e4066Sahrens 					(void) printf("%lld ",
354fa9e4066Sahrens 					    (u_longlong_t)((int64_t *)prop)[i]);
355fa9e4066Sahrens 					break;
356fa9e4066Sahrens 				}
357fa9e4066Sahrens 			}
358fa9e4066Sahrens 		}
359fa9e4066Sahrens 		(void) printf("\n");
360fa9e4066Sahrens 		umem_free(prop, attr.za_num_integers * attr.za_integer_length);
361fa9e4066Sahrens 	}
36287e5029aSahrens 	zap_cursor_fini(&zc);
363fa9e4066Sahrens }
364fa9e4066Sahrens 
365486ae710SMatthew Ahrens /*ARGSUSED*/
366486ae710SMatthew Ahrens static void
367486ae710SMatthew Ahrens dump_ddt_zap(objset_t *os, uint64_t object, void *data, size_t size)
368486ae710SMatthew Ahrens {
369486ae710SMatthew Ahrens 	dump_zap_stats(os, object);
370486ae710SMatthew Ahrens 	/* contents are printed elsewhere, properly decoded */
371486ae710SMatthew Ahrens }
372486ae710SMatthew Ahrens 
3730a586ceaSMark Shellenbaum /*ARGSUSED*/
3740a586ceaSMark Shellenbaum static void
3750a586ceaSMark Shellenbaum dump_sa_attrs(objset_t *os, uint64_t object, void *data, size_t size)
3760a586ceaSMark Shellenbaum {
3770a586ceaSMark Shellenbaum 	zap_cursor_t zc;
3780a586ceaSMark Shellenbaum 	zap_attribute_t attr;
3790a586ceaSMark Shellenbaum 
3800a586ceaSMark Shellenbaum 	dump_zap_stats(os, object);
3810a586ceaSMark Shellenbaum 	(void) printf("\n");
3820a586ceaSMark Shellenbaum 
3830a586ceaSMark Shellenbaum 	for (zap_cursor_init(&zc, os, object);
3840a586ceaSMark Shellenbaum 	    zap_cursor_retrieve(&zc, &attr) == 0;
3850a586ceaSMark Shellenbaum 	    zap_cursor_advance(&zc)) {
3860a586ceaSMark Shellenbaum 		(void) printf("\t\t%s = ", attr.za_name);
3870a586ceaSMark Shellenbaum 		if (attr.za_num_integers == 0) {
3880a586ceaSMark Shellenbaum 			(void) printf("\n");
3890a586ceaSMark Shellenbaum 			continue;
3900a586ceaSMark Shellenbaum 		}
3910a586ceaSMark Shellenbaum 		(void) printf(" %llx : [%d:%d:%d]\n",
3920a586ceaSMark Shellenbaum 		    (u_longlong_t)attr.za_first_integer,
3930a586ceaSMark Shellenbaum 		    (int)ATTR_LENGTH(attr.za_first_integer),
3940a586ceaSMark Shellenbaum 		    (int)ATTR_BSWAP(attr.za_first_integer),
3950a586ceaSMark Shellenbaum 		    (int)ATTR_NUM(attr.za_first_integer));
3960a586ceaSMark Shellenbaum 	}
3970a586ceaSMark Shellenbaum 	zap_cursor_fini(&zc);
3980a586ceaSMark Shellenbaum }
3990a586ceaSMark Shellenbaum 
4000a586ceaSMark Shellenbaum /*ARGSUSED*/
4010a586ceaSMark Shellenbaum static void
4020a586ceaSMark Shellenbaum dump_sa_layouts(objset_t *os, uint64_t object, void *data, size_t size)
4030a586ceaSMark Shellenbaum {
4040a586ceaSMark Shellenbaum 	zap_cursor_t zc;
4050a586ceaSMark Shellenbaum 	zap_attribute_t attr;
4060a586ceaSMark Shellenbaum 	uint16_t *layout_attrs;
4070a586ceaSMark Shellenbaum 	int i;
4080a586ceaSMark Shellenbaum 
4090a586ceaSMark Shellenbaum 	dump_zap_stats(os, object);
4100a586ceaSMark Shellenbaum 	(void) printf("\n");
4110a586ceaSMark Shellenbaum 
4120a586ceaSMark Shellenbaum 	for (zap_cursor_init(&zc, os, object);
4130a586ceaSMark Shellenbaum 	    zap_cursor_retrieve(&zc, &attr) == 0;
4140a586ceaSMark Shellenbaum 	    zap_cursor_advance(&zc)) {
4150a586ceaSMark Shellenbaum 		(void) printf("\t\t%s = [", attr.za_name);
4160a586ceaSMark Shellenbaum 		if (attr.za_num_integers == 0) {
4170a586ceaSMark Shellenbaum 			(void) printf("\n");
4180a586ceaSMark Shellenbaum 			continue;
4190a586ceaSMark Shellenbaum 		}
4200a586ceaSMark Shellenbaum 
4210a586ceaSMark Shellenbaum 		VERIFY(attr.za_integer_length == 2);
4220a586ceaSMark Shellenbaum 		layout_attrs = umem_zalloc(attr.za_num_integers *
4230a586ceaSMark Shellenbaum 		    attr.za_integer_length, UMEM_NOFAIL);
4240a586ceaSMark Shellenbaum 
4250a586ceaSMark Shellenbaum 		VERIFY(zap_lookup(os, object, attr.za_name,
4260a586ceaSMark Shellenbaum 		    attr.za_integer_length,
4270a586ceaSMark Shellenbaum 		    attr.za_num_integers, layout_attrs) == 0);
4280a586ceaSMark Shellenbaum 
4290a586ceaSMark Shellenbaum 		for (i = 0; i != attr.za_num_integers; i++)
4300a586ceaSMark Shellenbaum 			(void) printf(" %d ", (int)layout_attrs[i]);
4310a586ceaSMark Shellenbaum 		(void) printf("]\n");
4320a586ceaSMark Shellenbaum 		umem_free(layout_attrs,
4330a586ceaSMark Shellenbaum 		    attr.za_num_integers * attr.za_integer_length);
4340a586ceaSMark Shellenbaum 	}
4350a586ceaSMark Shellenbaum 	zap_cursor_fini(&zc);
4360a586ceaSMark Shellenbaum }
4370a586ceaSMark Shellenbaum 
438e7437265Sahrens /*ARGSUSED*/
439e7437265Sahrens static void
440e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size)
441e7437265Sahrens {
442e7437265Sahrens 	zap_cursor_t zc;
443e7437265Sahrens 	zap_attribute_t attr;
444e7437265Sahrens 	const char *typenames[] = {
445e7437265Sahrens 		/* 0 */ "not specified",
446e7437265Sahrens 		/* 1 */ "FIFO",
447e7437265Sahrens 		/* 2 */ "Character Device",
448e7437265Sahrens 		/* 3 */ "3 (invalid)",
449e7437265Sahrens 		/* 4 */ "Directory",
450e7437265Sahrens 		/* 5 */ "5 (invalid)",
451e7437265Sahrens 		/* 6 */ "Block Device",
452e7437265Sahrens 		/* 7 */ "7 (invalid)",
453e7437265Sahrens 		/* 8 */ "Regular File",
454e7437265Sahrens 		/* 9 */ "9 (invalid)",
455e7437265Sahrens 		/* 10 */ "Symbolic Link",
456e7437265Sahrens 		/* 11 */ "11 (invalid)",
457e7437265Sahrens 		/* 12 */ "Socket",
458e7437265Sahrens 		/* 13 */ "Door",
459e7437265Sahrens 		/* 14 */ "Event Port",
460e7437265Sahrens 		/* 15 */ "15 (invalid)",
461e7437265Sahrens 	};
462e7437265Sahrens 
463e7437265Sahrens 	dump_zap_stats(os, object);
464e7437265Sahrens 	(void) printf("\n");
465e7437265Sahrens 
466e7437265Sahrens 	for (zap_cursor_init(&zc, os, object);
467e7437265Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
468e7437265Sahrens 	    zap_cursor_advance(&zc)) {
469e7437265Sahrens 		(void) printf("\t\t%s = %lld (type: %s)\n",
470e7437265Sahrens 		    attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer),
471e7437265Sahrens 		    typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]);
472e7437265Sahrens 	}
473e7437265Sahrens 	zap_cursor_fini(&zc);
474e7437265Sahrens }
475e7437265Sahrens 
476fa9e4066Sahrens static void
477fa9e4066Sahrens dump_spacemap(objset_t *os, space_map_obj_t *smo, space_map_t *sm)
478fa9e4066Sahrens {
479fa9e4066Sahrens 	uint64_t alloc, offset, entry;
480ecc2d604Sbonwick 	uint8_t mapshift = sm->sm_shift;
481fa9e4066Sahrens 	uint64_t mapstart = sm->sm_start;
4828053a263Sck 	char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID",
4838053a263Sck 			    "INVALID", "INVALID", "INVALID", "INVALID" };
484fa9e4066Sahrens 
485fa9e4066Sahrens 	if (smo->smo_object == 0)
486fa9e4066Sahrens 		return;
487fa9e4066Sahrens 
488fa9e4066Sahrens 	/*
489fa9e4066Sahrens 	 * Print out the freelist entries in both encoded and decoded form.
490fa9e4066Sahrens 	 */
491fa9e4066Sahrens 	alloc = 0;
492fa9e4066Sahrens 	for (offset = 0; offset < smo->smo_objsize; offset += sizeof (entry)) {
493ea8dc4b6Seschrock 		VERIFY(0 == dmu_read(os, smo->smo_object, offset,
4947bfdf011SNeil Perrin 		    sizeof (entry), &entry, DMU_READ_PREFETCH));
495fa9e4066Sahrens 		if (SM_DEBUG_DECODE(entry)) {
49687219db7SVictor Latushkin 			(void) printf("\t    [%6llu] %s: txg %llu, pass %llu\n",
497fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
498fa9e4066Sahrens 			    ddata[SM_DEBUG_ACTION_DECODE(entry)],
4995ad82045Snd 			    (u_longlong_t)SM_DEBUG_TXG_DECODE(entry),
5005ad82045Snd 			    (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry));
501fa9e4066Sahrens 		} else {
50287219db7SVictor Latushkin 			(void) printf("\t    [%6llu]    %c  range:"
50387219db7SVictor Latushkin 			    " %010llx-%010llx  size: %06llx\n",
504fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
505fa9e4066Sahrens 			    SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F',
5065ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
5075ad82045Snd 			    mapshift) + mapstart),
5085ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
5095ad82045Snd 			    mapshift) + mapstart + (SM_RUN_DECODE(entry) <<
5105ad82045Snd 			    mapshift)),
5115ad82045Snd 			    (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift));
512fa9e4066Sahrens 			if (SM_TYPE_DECODE(entry) == SM_ALLOC)
513fa9e4066Sahrens 				alloc += SM_RUN_DECODE(entry) << mapshift;
514fa9e4066Sahrens 			else
515fa9e4066Sahrens 				alloc -= SM_RUN_DECODE(entry) << mapshift;
516fa9e4066Sahrens 		}
517fa9e4066Sahrens 	}
518fa9e4066Sahrens 	if (alloc != smo->smo_alloc) {
519fa9e4066Sahrens 		(void) printf("space_map_object alloc (%llu) INCONSISTENT "
520fa9e4066Sahrens 		    "with space map summary (%llu)\n",
521fa9e4066Sahrens 		    (u_longlong_t)smo->smo_alloc, (u_longlong_t)alloc);
522fa9e4066Sahrens 	}
523fa9e4066Sahrens }
524fa9e4066Sahrens 
525d6e555bdSGeorge Wilson static void
526d6e555bdSGeorge Wilson dump_metaslab_stats(metaslab_t *msp)
527d6e555bdSGeorge Wilson {
528d6e555bdSGeorge Wilson 	char maxbuf[5];
529d6e555bdSGeorge Wilson 	space_map_t *sm = &msp->ms_map;
530d6e555bdSGeorge Wilson 	avl_tree_t *t = sm->sm_pp_root;
531d6e555bdSGeorge Wilson 	int free_pct = sm->sm_space * 100 / sm->sm_size;
532d6e555bdSGeorge Wilson 
533d6e555bdSGeorge Wilson 	nicenum(space_map_maxsize(sm), maxbuf);
534d6e555bdSGeorge Wilson 
53587219db7SVictor Latushkin 	(void) printf("\t %25s %10lu   %7s  %6s   %4s %4d%%\n",
536d6e555bdSGeorge Wilson 	    "segments", avl_numnodes(t), "maxsize", maxbuf,
537d6e555bdSGeorge Wilson 	    "freepct", free_pct);
538d6e555bdSGeorge Wilson }
539d6e555bdSGeorge Wilson 
540fa9e4066Sahrens static void
541fa9e4066Sahrens dump_metaslab(metaslab_t *msp)
542fa9e4066Sahrens {
543fa9e4066Sahrens 	vdev_t *vd = msp->ms_group->mg_vd;
544fa9e4066Sahrens 	spa_t *spa = vd->vdev_spa;
54580eb36f2SGeorge Wilson 	space_map_t *sm = &msp->ms_map;
54680eb36f2SGeorge Wilson 	space_map_obj_t *smo = &msp->ms_smo;
54780eb36f2SGeorge Wilson 	char freebuf[5];
548fa9e4066Sahrens 
54980eb36f2SGeorge Wilson 	nicenum(sm->sm_size - smo->smo_alloc, freebuf);
550fa9e4066Sahrens 
551fa9e4066Sahrens 	(void) printf(
55287219db7SVictor Latushkin 	    "\tmetaslab %6llu   offset %12llx   spacemap %6llu   free    %5s\n",
55380eb36f2SGeorge Wilson 	    (u_longlong_t)(sm->sm_start / sm->sm_size),
55480eb36f2SGeorge Wilson 	    (u_longlong_t)sm->sm_start, (u_longlong_t)smo->smo_object, freebuf);
555fa9e4066Sahrens 
55687219db7SVictor Latushkin 	if (dump_opt['m'] > 1 && !dump_opt['L']) {
557d6e555bdSGeorge Wilson 		mutex_enter(&msp->ms_lock);
55880eb36f2SGeorge Wilson 		space_map_load_wait(sm);
559bc3975b5SVictor Latushkin 		if (!sm->sm_loaded)
56080eb36f2SGeorge Wilson 			VERIFY(space_map_load(sm, zfs_metaslab_ops,
56180eb36f2SGeorge Wilson 			    SM_FREE, smo, spa->spa_meta_objset) == 0);
562bc3975b5SVictor Latushkin 		dump_metaslab_stats(msp);
563bc3975b5SVictor Latushkin 		space_map_unload(sm);
564d6e555bdSGeorge Wilson 		mutex_exit(&msp->ms_lock);
565d6e555bdSGeorge Wilson 	}
566d6e555bdSGeorge Wilson 
567d6e555bdSGeorge Wilson 	if (dump_opt['d'] > 5 || dump_opt['m'] > 2) {
56880eb36f2SGeorge Wilson 		ASSERT(sm->sm_size == (1ULL << vd->vdev_ms_shift));
569d6e555bdSGeorge Wilson 
570d6e555bdSGeorge Wilson 		mutex_enter(&msp->ms_lock);
57180eb36f2SGeorge Wilson 		dump_spacemap(spa->spa_meta_objset, smo, sm);
572d6e555bdSGeorge Wilson 		mutex_exit(&msp->ms_lock);
573d6e555bdSGeorge Wilson 	}
57487219db7SVictor Latushkin }
575fa9e4066Sahrens 
57687219db7SVictor Latushkin static void
57787219db7SVictor Latushkin print_vdev_metaslab_header(vdev_t *vd)
57887219db7SVictor Latushkin {
57987219db7SVictor Latushkin 	(void) printf("\tvdev %10llu\n\t%-10s%5llu   %-19s   %-15s   %-10s\n",
58087219db7SVictor Latushkin 	    (u_longlong_t)vd->vdev_id,
58187219db7SVictor Latushkin 	    "metaslabs", (u_longlong_t)vd->vdev_ms_count,
58287219db7SVictor Latushkin 	    "offset", "spacemap", "free");
58387219db7SVictor Latushkin 	(void) printf("\t%15s   %19s   %15s   %10s\n",
58487219db7SVictor Latushkin 	    "---------------", "-------------------",
58587219db7SVictor Latushkin 	    "---------------", "-------------");
586fa9e4066Sahrens }
587fa9e4066Sahrens 
588fa9e4066Sahrens static void
589fa9e4066Sahrens dump_metaslabs(spa_t *spa)
590fa9e4066Sahrens {
59187219db7SVictor Latushkin 	vdev_t *vd, *rvd = spa->spa_root_vdev;
59287219db7SVictor Latushkin 	uint64_t m, c = 0, children = rvd->vdev_children;
593fa9e4066Sahrens 
594fa9e4066Sahrens 	(void) printf("\nMetaslabs:\n");
595fa9e4066Sahrens 
59687219db7SVictor Latushkin 	if (!dump_opt['d'] && zopt_objects > 0) {
59787219db7SVictor Latushkin 		c = zopt_object[0];
59887219db7SVictor Latushkin 
59987219db7SVictor Latushkin 		if (c >= children)
60087219db7SVictor Latushkin 			(void) fatal("bad vdev id: %llu", (u_longlong_t)c);
601fa9e4066Sahrens 
60287219db7SVictor Latushkin 		if (zopt_objects > 1) {
60387219db7SVictor Latushkin 			vd = rvd->vdev_child[c];
60487219db7SVictor Latushkin 			print_vdev_metaslab_header(vd);
60587219db7SVictor Latushkin 
60687219db7SVictor Latushkin 			for (m = 1; m < zopt_objects; m++) {
60787219db7SVictor Latushkin 				if (zopt_object[m] < vd->vdev_ms_count)
60887219db7SVictor Latushkin 					dump_metaslab(
60987219db7SVictor Latushkin 					    vd->vdev_ms[zopt_object[m]]);
61087219db7SVictor Latushkin 				else
61187219db7SVictor Latushkin 					(void) fprintf(stderr, "bad metaslab "
61287219db7SVictor Latushkin 					    "number %llu\n",
61387219db7SVictor Latushkin 					    (u_longlong_t)zopt_object[m]);
61487219db7SVictor Latushkin 			}
61587219db7SVictor Latushkin 			(void) printf("\n");
61687219db7SVictor Latushkin 			return;
61787219db7SVictor Latushkin 		}
61887219db7SVictor Latushkin 		children = c + 1;
61987219db7SVictor Latushkin 	}
62087219db7SVictor Latushkin 	for (; c < children; c++) {
62187219db7SVictor Latushkin 		vd = rvd->vdev_child[c];
62287219db7SVictor Latushkin 		print_vdev_metaslab_header(vd);
623fa9e4066Sahrens 
624fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++)
625fa9e4066Sahrens 			dump_metaslab(vd->vdev_ms[m]);
626fa9e4066Sahrens 		(void) printf("\n");
627fa9e4066Sahrens 	}
628fa9e4066Sahrens }
629fa9e4066Sahrens 
630b24ab676SJeff Bonwick static void
631b24ab676SJeff Bonwick dump_dde(const ddt_t *ddt, const ddt_entry_t *dde, uint64_t index)
632b24ab676SJeff Bonwick {
633b24ab676SJeff Bonwick 	const ddt_phys_t *ddp = dde->dde_phys;
634b24ab676SJeff Bonwick 	const ddt_key_t *ddk = &dde->dde_key;
635b24ab676SJeff Bonwick 	char *types[4] = { "ditto", "single", "double", "triple" };
636b24ab676SJeff Bonwick 	char blkbuf[BP_SPRINTF_LEN];
637b24ab676SJeff Bonwick 	blkptr_t blk;
638b24ab676SJeff Bonwick 
639b24ab676SJeff Bonwick 	for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) {
640b24ab676SJeff Bonwick 		if (ddp->ddp_phys_birth == 0)
641b24ab676SJeff Bonwick 			continue;
642bbfd46c4SJeff Bonwick 		ddt_bp_create(ddt->ddt_checksum, ddk, ddp, &blk);
643b24ab676SJeff Bonwick 		sprintf_blkptr(blkbuf, &blk);
644b24ab676SJeff Bonwick 		(void) printf("index %llx refcnt %llu %s %s\n",
645b24ab676SJeff Bonwick 		    (u_longlong_t)index, (u_longlong_t)ddp->ddp_refcnt,
646b24ab676SJeff Bonwick 		    types[p], blkbuf);
647b24ab676SJeff Bonwick 	}
648b24ab676SJeff Bonwick }
649b24ab676SJeff Bonwick 
650b24ab676SJeff Bonwick static void
651b24ab676SJeff Bonwick dump_dedup_ratio(const ddt_stat_t *dds)
652b24ab676SJeff Bonwick {
653b24ab676SJeff Bonwick 	double rL, rP, rD, D, dedup, compress, copies;
654b24ab676SJeff Bonwick 
655b24ab676SJeff Bonwick 	if (dds->dds_blocks == 0)
656b24ab676SJeff Bonwick 		return;
657b24ab676SJeff Bonwick 
658b24ab676SJeff Bonwick 	rL = (double)dds->dds_ref_lsize;
659b24ab676SJeff Bonwick 	rP = (double)dds->dds_ref_psize;
660b24ab676SJeff Bonwick 	rD = (double)dds->dds_ref_dsize;
661b24ab676SJeff Bonwick 	D = (double)dds->dds_dsize;
662b24ab676SJeff Bonwick 
663b24ab676SJeff Bonwick 	dedup = rD / D;
664b24ab676SJeff Bonwick 	compress = rL / rP;
665b24ab676SJeff Bonwick 	copies = rD / rP;
666b24ab676SJeff Bonwick 
667b24ab676SJeff Bonwick 	(void) printf("dedup = %.2f, compress = %.2f, copies = %.2f, "
668b24ab676SJeff Bonwick 	    "dedup * compress / copies = %.2f\n\n",
669b24ab676SJeff Bonwick 	    dedup, compress, copies, dedup * compress / copies);
670b24ab676SJeff Bonwick }
671b24ab676SJeff Bonwick 
672b24ab676SJeff Bonwick static void
673b24ab676SJeff Bonwick dump_ddt(ddt_t *ddt, enum ddt_type type, enum ddt_class class)
674b24ab676SJeff Bonwick {
675b24ab676SJeff Bonwick 	char name[DDT_NAMELEN];
676b24ab676SJeff Bonwick 	ddt_entry_t dde;
677b24ab676SJeff Bonwick 	uint64_t walk = 0;
678b24ab676SJeff Bonwick 	dmu_object_info_t doi;
679b24ab676SJeff Bonwick 	uint64_t count, dspace, mspace;
680b24ab676SJeff Bonwick 	int error;
681b24ab676SJeff Bonwick 
682b24ab676SJeff Bonwick 	error = ddt_object_info(ddt, type, class, &doi);
683b24ab676SJeff Bonwick 
684b24ab676SJeff Bonwick 	if (error == ENOENT)
685b24ab676SJeff Bonwick 		return;
686b24ab676SJeff Bonwick 	ASSERT(error == 0);
687b24ab676SJeff Bonwick 
688b24ab676SJeff Bonwick 	count = ddt_object_count(ddt, type, class);
689b24ab676SJeff Bonwick 	dspace = doi.doi_physical_blocks_512 << 9;
690b24ab676SJeff Bonwick 	mspace = doi.doi_fill_count * doi.doi_data_block_size;
691b24ab676SJeff Bonwick 
692b24ab676SJeff Bonwick 	ASSERT(count != 0);	/* we should have destroyed it */
693b24ab676SJeff Bonwick 
694b24ab676SJeff Bonwick 	ddt_object_name(ddt, type, class, name);
695b24ab676SJeff Bonwick 
696b24ab676SJeff Bonwick 	(void) printf("%s: %llu entries, size %llu on disk, %llu in core\n",
697b24ab676SJeff Bonwick 	    name,
698b24ab676SJeff Bonwick 	    (u_longlong_t)count,
699b24ab676SJeff Bonwick 	    (u_longlong_t)(dspace / count),
700b24ab676SJeff Bonwick 	    (u_longlong_t)(mspace / count));
701b24ab676SJeff Bonwick 
702b24ab676SJeff Bonwick 	if (dump_opt['D'] < 3)
703b24ab676SJeff Bonwick 		return;
704b24ab676SJeff Bonwick 
7059eb19f4dSGeorge Wilson 	zpool_dump_ddt(NULL, &ddt->ddt_histogram[type][class]);
706b24ab676SJeff Bonwick 
707b24ab676SJeff Bonwick 	if (dump_opt['D'] < 4)
708b24ab676SJeff Bonwick 		return;
709b24ab676SJeff Bonwick 
710b24ab676SJeff Bonwick 	if (dump_opt['D'] < 5 && class == DDT_CLASS_UNIQUE)
711b24ab676SJeff Bonwick 		return;
712b24ab676SJeff Bonwick 
713b24ab676SJeff Bonwick 	(void) printf("%s contents:\n\n", name);
714b24ab676SJeff Bonwick 
715bbfd46c4SJeff Bonwick 	while ((error = ddt_object_walk(ddt, type, class, &walk, &dde)) == 0)
716b24ab676SJeff Bonwick 		dump_dde(ddt, &dde, walk);
717b24ab676SJeff Bonwick 
718b24ab676SJeff Bonwick 	ASSERT(error == ENOENT);
719b24ab676SJeff Bonwick 
720b24ab676SJeff Bonwick 	(void) printf("\n");
721b24ab676SJeff Bonwick }
722b24ab676SJeff Bonwick 
723b24ab676SJeff Bonwick static void
724b24ab676SJeff Bonwick dump_all_ddts(spa_t *spa)
725b24ab676SJeff Bonwick {
726b24ab676SJeff Bonwick 	ddt_histogram_t ddh_total = { 0 };
727b24ab676SJeff Bonwick 	ddt_stat_t dds_total = { 0 };
728b24ab676SJeff Bonwick 
729b24ab676SJeff Bonwick 	for (enum zio_checksum c = 0; c < ZIO_CHECKSUM_FUNCTIONS; c++) {
730b24ab676SJeff Bonwick 		ddt_t *ddt = spa->spa_ddt[c];
731b24ab676SJeff Bonwick 		for (enum ddt_type type = 0; type < DDT_TYPES; type++) {
732b24ab676SJeff Bonwick 			for (enum ddt_class class = 0; class < DDT_CLASSES;
733b24ab676SJeff Bonwick 			    class++) {
734b24ab676SJeff Bonwick 				dump_ddt(ddt, type, class);
735b24ab676SJeff Bonwick 			}
736b24ab676SJeff Bonwick 		}
737b24ab676SJeff Bonwick 	}
738b24ab676SJeff Bonwick 
7399eb19f4dSGeorge Wilson 	ddt_get_dedup_stats(spa, &dds_total);
740b24ab676SJeff Bonwick 
741b24ab676SJeff Bonwick 	if (dds_total.dds_blocks == 0) {
742b24ab676SJeff Bonwick 		(void) printf("All DDTs are empty\n");
743b24ab676SJeff Bonwick 		return;
744b24ab676SJeff Bonwick 	}
745b24ab676SJeff Bonwick 
746b24ab676SJeff Bonwick 	(void) printf("\n");
747b24ab676SJeff Bonwick 
748b24ab676SJeff Bonwick 	if (dump_opt['D'] > 1) {
749b24ab676SJeff Bonwick 		(void) printf("DDT histogram (aggregated over all DDTs):\n");
7509eb19f4dSGeorge Wilson 		ddt_get_dedup_histogram(spa, &ddh_total);
7519eb19f4dSGeorge Wilson 		zpool_dump_ddt(&dds_total, &ddh_total);
752b24ab676SJeff Bonwick 	}
753b24ab676SJeff Bonwick 
754b24ab676SJeff Bonwick 	dump_dedup_ratio(&dds_total);
755b24ab676SJeff Bonwick }
756b24ab676SJeff Bonwick 
7578ad4d6ddSJeff Bonwick static void
7588ad4d6ddSJeff Bonwick dump_dtl_seg(space_map_t *sm, uint64_t start, uint64_t size)
7598ad4d6ddSJeff Bonwick {
7608ad4d6ddSJeff Bonwick 	char *prefix = (void *)sm;
7618ad4d6ddSJeff Bonwick 
7628ad4d6ddSJeff Bonwick 	(void) printf("%s [%llu,%llu) length %llu\n",
7638ad4d6ddSJeff Bonwick 	    prefix,
7648ad4d6ddSJeff Bonwick 	    (u_longlong_t)start,
7658ad4d6ddSJeff Bonwick 	    (u_longlong_t)(start + size),
7668ad4d6ddSJeff Bonwick 	    (u_longlong_t)(size));
7678ad4d6ddSJeff Bonwick }
7688ad4d6ddSJeff Bonwick 
769fa9e4066Sahrens static void
770fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent)
771fa9e4066Sahrens {
7728ad4d6ddSJeff Bonwick 	spa_t *spa = vd->vdev_spa;
7738ad4d6ddSJeff Bonwick 	boolean_t required;
7748ad4d6ddSJeff Bonwick 	char *name[DTL_TYPES] = { "missing", "partial", "scrub", "outage" };
7758ad4d6ddSJeff Bonwick 	char prefix[256];
7768ad4d6ddSJeff Bonwick 
7778f18d1faSGeorge Wilson 	spa_vdev_state_enter(spa, SCL_NONE);
7788ad4d6ddSJeff Bonwick 	required = vdev_dtl_required(vd);
7798ad4d6ddSJeff Bonwick 	(void) spa_vdev_state_exit(spa, NULL, 0);
780fa9e4066Sahrens 
781fa9e4066Sahrens 	if (indent == 0)
782fa9e4066Sahrens 		(void) printf("\nDirty time logs:\n\n");
783fa9e4066Sahrens 
7848ad4d6ddSJeff Bonwick 	(void) printf("\t%*s%s [%s]\n", indent, "",
785e14bb325SJeff Bonwick 	    vd->vdev_path ? vd->vdev_path :
7868ad4d6ddSJeff Bonwick 	    vd->vdev_parent ? vd->vdev_ops->vdev_op_type : spa_name(spa),
7878ad4d6ddSJeff Bonwick 	    required ? "DTL-required" : "DTL-expendable");
788fa9e4066Sahrens 
7898ad4d6ddSJeff Bonwick 	for (int t = 0; t < DTL_TYPES; t++) {
7908ad4d6ddSJeff Bonwick 		space_map_t *sm = &vd->vdev_dtl[t];
7918ad4d6ddSJeff Bonwick 		if (sm->sm_space == 0)
7928ad4d6ddSJeff Bonwick 			continue;
7938ad4d6ddSJeff Bonwick 		(void) snprintf(prefix, sizeof (prefix), "\t%*s%s",
7948ad4d6ddSJeff Bonwick 		    indent + 2, "", name[t]);
7958ad4d6ddSJeff Bonwick 		mutex_enter(sm->sm_lock);
7968ad4d6ddSJeff Bonwick 		space_map_walk(sm, dump_dtl_seg, (void *)prefix);
7978ad4d6ddSJeff Bonwick 		mutex_exit(sm->sm_lock);
7988ad4d6ddSJeff Bonwick 		if (dump_opt['d'] > 5 && vd->vdev_children == 0)
7998ad4d6ddSJeff Bonwick 			dump_spacemap(spa->spa_meta_objset,
8008ad4d6ddSJeff Bonwick 			    &vd->vdev_dtl_smo, sm);
801fa9e4066Sahrens 	}
802fa9e4066Sahrens 
8038ad4d6ddSJeff Bonwick 	for (int c = 0; c < vd->vdev_children; c++)
804fa9e4066Sahrens 		dump_dtl(vd->vdev_child[c], indent + 4);
805fa9e4066Sahrens }
806fa9e4066Sahrens 
8078f18d1faSGeorge Wilson static void
8088f18d1faSGeorge Wilson dump_history(spa_t *spa)
8098f18d1faSGeorge Wilson {
8108f18d1faSGeorge Wilson 	nvlist_t **events = NULL;
8118f18d1faSGeorge Wilson 	char buf[SPA_MAXBLOCKSIZE];
812e4161df6SVictor Latushkin 	uint64_t resid, len, off = 0;
8138f18d1faSGeorge Wilson 	uint_t num = 0;
8148f18d1faSGeorge Wilson 	int error;
8158f18d1faSGeorge Wilson 	time_t tsec;
8168f18d1faSGeorge Wilson 	struct tm t;
8178f18d1faSGeorge Wilson 	char tbuf[30];
8188f18d1faSGeorge Wilson 	char internalstr[MAXPATHLEN];
8198f18d1faSGeorge Wilson 
8208f18d1faSGeorge Wilson 	do {
821e4161df6SVictor Latushkin 		len = sizeof (buf);
822e4161df6SVictor Latushkin 
8238f18d1faSGeorge Wilson 		if ((error = spa_history_get(spa, &off, &len, buf)) != 0) {
8248f18d1faSGeorge Wilson 			(void) fprintf(stderr, "Unable to read history: "
8258f18d1faSGeorge Wilson 			    "error %d\n", error);
8268f18d1faSGeorge Wilson 			return;
8278f18d1faSGeorge Wilson 		}
8288f18d1faSGeorge Wilson 
8298f18d1faSGeorge Wilson 		if (zpool_history_unpack(buf, len, &resid, &events, &num) != 0)
8308f18d1faSGeorge Wilson 			break;
8318f18d1faSGeorge Wilson 
8328f18d1faSGeorge Wilson 		off -= resid;
8338f18d1faSGeorge Wilson 	} while (len != 0);
8348f18d1faSGeorge Wilson 
8358f18d1faSGeorge Wilson 	(void) printf("\nHistory:\n");
8368f18d1faSGeorge Wilson 	for (int i = 0; i < num; i++) {
8378f18d1faSGeorge Wilson 		uint64_t time, txg, ievent;
8388f18d1faSGeorge Wilson 		char *cmd, *intstr;
8398f18d1faSGeorge Wilson 
8408f18d1faSGeorge Wilson 		if (nvlist_lookup_uint64(events[i], ZPOOL_HIST_TIME,
8418f18d1faSGeorge Wilson 		    &time) != 0)
8428f18d1faSGeorge Wilson 			continue;
8438f18d1faSGeorge Wilson 		if (nvlist_lookup_string(events[i], ZPOOL_HIST_CMD,
8448f18d1faSGeorge Wilson 		    &cmd) != 0) {
8458f18d1faSGeorge Wilson 			if (nvlist_lookup_uint64(events[i],
8468f18d1faSGeorge Wilson 			    ZPOOL_HIST_INT_EVENT, &ievent) != 0)
8478f18d1faSGeorge Wilson 				continue;
8488f18d1faSGeorge Wilson 			verify(nvlist_lookup_uint64(events[i],
8498f18d1faSGeorge Wilson 			    ZPOOL_HIST_TXG, &txg) == 0);
8508f18d1faSGeorge Wilson 			verify(nvlist_lookup_string(events[i],
8518f18d1faSGeorge Wilson 			    ZPOOL_HIST_INT_STR, &intstr) == 0);
8528f18d1faSGeorge Wilson 			if (ievent >= LOG_END)
8538f18d1faSGeorge Wilson 				continue;
8548f18d1faSGeorge Wilson 
8558f18d1faSGeorge Wilson 			(void) snprintf(internalstr,
8568f18d1faSGeorge Wilson 			    sizeof (internalstr),
8578f18d1faSGeorge Wilson 			    "[internal %s txg:%lld] %s",
8588f18d1faSGeorge Wilson 			    hist_event_table[ievent], txg,
8598f18d1faSGeorge Wilson 			    intstr);
8608f18d1faSGeorge Wilson 			cmd = internalstr;
8618f18d1faSGeorge Wilson 		}
8628f18d1faSGeorge Wilson 		tsec = time;
8638f18d1faSGeorge Wilson 		(void) localtime_r(&tsec, &t);
8648f18d1faSGeorge Wilson 		(void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t);
8658f18d1faSGeorge Wilson 		(void) printf("%s %s\n", tbuf, cmd);
8668f18d1faSGeorge Wilson 	}
8678f18d1faSGeorge Wilson }
8688f18d1faSGeorge Wilson 
869fa9e4066Sahrens /*ARGSUSED*/
870fa9e4066Sahrens static void
871fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size)
872fa9e4066Sahrens {
873fa9e4066Sahrens }
874fa9e4066Sahrens 
875fa9e4066Sahrens static uint64_t
876b24ab676SJeff Bonwick blkid2offset(const dnode_phys_t *dnp, const blkptr_t *bp, const zbookmark_t *zb)
877fa9e4066Sahrens {
878b24ab676SJeff Bonwick 	if (dnp == NULL) {
879b24ab676SJeff Bonwick 		ASSERT(zb->zb_level < 0);
880b24ab676SJeff Bonwick 		if (zb->zb_object == 0)
881b24ab676SJeff Bonwick 			return (zb->zb_blkid);
882b24ab676SJeff Bonwick 		return (zb->zb_blkid * BP_GET_LSIZE(bp));
883b24ab676SJeff Bonwick 	}
884b24ab676SJeff Bonwick 
885b24ab676SJeff Bonwick 	ASSERT(zb->zb_level >= 0);
886fa9e4066Sahrens 
887b24ab676SJeff Bonwick 	return ((zb->zb_blkid <<
888b24ab676SJeff Bonwick 	    (zb->zb_level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) *
889fa9e4066Sahrens 	    dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT);
890fa9e4066Sahrens }
891fa9e4066Sahrens 
89244cd46caSbillm static void
893b24ab676SJeff Bonwick sprintf_blkptr_compact(char *blkbuf, blkptr_t *bp)
89444cd46caSbillm {
89544cd46caSbillm 	dva_t *dva = bp->blk_dva;
896b24ab676SJeff Bonwick 	int ndvas = dump_opt['d'] > 5 ? BP_GET_NDVAS(bp) : 1;
897b24ab676SJeff Bonwick 
898b24ab676SJeff Bonwick 	if (dump_opt['b'] >= 5) {
899b24ab676SJeff Bonwick 		sprintf_blkptr(blkbuf, bp);
900b24ab676SJeff Bonwick 		return;
901b24ab676SJeff Bonwick 	}
90244cd46caSbillm 
90344cd46caSbillm 	blkbuf[0] = '\0';
90444cd46caSbillm 
905b24ab676SJeff Bonwick 	for (int i = 0; i < ndvas; i++)
90644cd46caSbillm 		(void) sprintf(blkbuf + strlen(blkbuf), "%llu:%llx:%llx ",
90744cd46caSbillm 		    (u_longlong_t)DVA_GET_VDEV(&dva[i]),
90844cd46caSbillm 		    (u_longlong_t)DVA_GET_OFFSET(&dva[i]),
90944cd46caSbillm 		    (u_longlong_t)DVA_GET_ASIZE(&dva[i]));
91044cd46caSbillm 
911b24ab676SJeff Bonwick 	(void) sprintf(blkbuf + strlen(blkbuf),
912b24ab676SJeff Bonwick 	    "%llxL/%llxP F=%llu B=%llu/%llu",
91344cd46caSbillm 	    (u_longlong_t)BP_GET_LSIZE(bp),
91444cd46caSbillm 	    (u_longlong_t)BP_GET_PSIZE(bp),
91544cd46caSbillm 	    (u_longlong_t)bp->blk_fill,
916b24ab676SJeff Bonwick 	    (u_longlong_t)bp->blk_birth,
917b24ab676SJeff Bonwick 	    (u_longlong_t)BP_PHYSICAL_BIRTH(bp));
91844cd46caSbillm }
91944cd46caSbillm 
92088b7b0f2SMatthew Ahrens static void
92188b7b0f2SMatthew Ahrens print_indirect(blkptr_t *bp, const zbookmark_t *zb,
92288b7b0f2SMatthew Ahrens     const dnode_phys_t *dnp)
923fa9e4066Sahrens {
92488b7b0f2SMatthew Ahrens 	char blkbuf[BP_SPRINTF_LEN];
925fa9e4066Sahrens 	int l;
926fa9e4066Sahrens 
92788b7b0f2SMatthew Ahrens 	ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type);
92888b7b0f2SMatthew Ahrens 	ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level);
929fa9e4066Sahrens 
930b24ab676SJeff Bonwick 	(void) printf("%16llx ", (u_longlong_t)blkid2offset(dnp, bp, zb));
931fa9e4066Sahrens 
932fa9e4066Sahrens 	ASSERT(zb->zb_level >= 0);
933fa9e4066Sahrens 
934fa9e4066Sahrens 	for (l = dnp->dn_nlevels - 1; l >= -1; l--) {
935fa9e4066Sahrens 		if (l == zb->zb_level) {
93688b7b0f2SMatthew Ahrens 			(void) printf("L%llx", (u_longlong_t)zb->zb_level);
937fa9e4066Sahrens 		} else {
93888b7b0f2SMatthew Ahrens 			(void) printf(" ");
939fa9e4066Sahrens 		}
940fa9e4066Sahrens 	}
941fa9e4066Sahrens 
942b24ab676SJeff Bonwick 	sprintf_blkptr_compact(blkbuf, bp);
94388b7b0f2SMatthew Ahrens 	(void) printf("%s\n", blkbuf);
94488b7b0f2SMatthew Ahrens }
94588b7b0f2SMatthew Ahrens 
94688b7b0f2SMatthew Ahrens static int
94788b7b0f2SMatthew Ahrens visit_indirect(spa_t *spa, const dnode_phys_t *dnp,
94888b7b0f2SMatthew Ahrens     blkptr_t *bp, const zbookmark_t *zb)
94988b7b0f2SMatthew Ahrens {
950e4161df6SVictor Latushkin 	int err = 0;
95188b7b0f2SMatthew Ahrens 
95288b7b0f2SMatthew Ahrens 	if (bp->blk_birth == 0)
95388b7b0f2SMatthew Ahrens 		return (0);
95488b7b0f2SMatthew Ahrens 
95588b7b0f2SMatthew Ahrens 	print_indirect(bp, zb, dnp);
95688b7b0f2SMatthew Ahrens 
95788b7b0f2SMatthew Ahrens 	if (BP_GET_LEVEL(bp) > 0) {
95888b7b0f2SMatthew Ahrens 		uint32_t flags = ARC_WAIT;
95988b7b0f2SMatthew Ahrens 		int i;
96088b7b0f2SMatthew Ahrens 		blkptr_t *cbp;
96188b7b0f2SMatthew Ahrens 		int epb = BP_GET_LSIZE(bp) >> SPA_BLKPTRSHIFT;
96288b7b0f2SMatthew Ahrens 		arc_buf_t *buf;
96388b7b0f2SMatthew Ahrens 		uint64_t fill = 0;
96488b7b0f2SMatthew Ahrens 
96588b7b0f2SMatthew Ahrens 		err = arc_read_nolock(NULL, spa, bp, arc_getbuf_func, &buf,
96688b7b0f2SMatthew Ahrens 		    ZIO_PRIORITY_ASYNC_READ, ZIO_FLAG_CANFAIL, &flags, zb);
96788b7b0f2SMatthew Ahrens 		if (err)
96888b7b0f2SMatthew Ahrens 			return (err);
96988b7b0f2SMatthew Ahrens 
97088b7b0f2SMatthew Ahrens 		/* recursively visit blocks below this */
97188b7b0f2SMatthew Ahrens 		cbp = buf->b_data;
97288b7b0f2SMatthew Ahrens 		for (i = 0; i < epb; i++, cbp++) {
97388b7b0f2SMatthew Ahrens 			zbookmark_t czb;
97488b7b0f2SMatthew Ahrens 
97588b7b0f2SMatthew Ahrens 			SET_BOOKMARK(&czb, zb->zb_objset, zb->zb_object,
97688b7b0f2SMatthew Ahrens 			    zb->zb_level - 1,
97788b7b0f2SMatthew Ahrens 			    zb->zb_blkid * epb + i);
97888b7b0f2SMatthew Ahrens 			err = visit_indirect(spa, dnp, cbp, &czb);
97988b7b0f2SMatthew Ahrens 			if (err)
98088b7b0f2SMatthew Ahrens 				break;
98188b7b0f2SMatthew Ahrens 			fill += cbp->blk_fill;
98288b7b0f2SMatthew Ahrens 		}
9838ad4d6ddSJeff Bonwick 		if (!err)
9848ad4d6ddSJeff Bonwick 			ASSERT3U(fill, ==, bp->blk_fill);
98588b7b0f2SMatthew Ahrens 		(void) arc_buf_remove_ref(buf, &buf);
986fa9e4066Sahrens 	}
987fa9e4066Sahrens 
98888b7b0f2SMatthew Ahrens 	return (err);
989fa9e4066Sahrens }
990fa9e4066Sahrens 
991fa9e4066Sahrens /*ARGSUSED*/
992fa9e4066Sahrens static void
99388b7b0f2SMatthew Ahrens dump_indirect(dnode_t *dn)
994fa9e4066Sahrens {
99588b7b0f2SMatthew Ahrens 	dnode_phys_t *dnp = dn->dn_phys;
99688b7b0f2SMatthew Ahrens 	int j;
99788b7b0f2SMatthew Ahrens 	zbookmark_t czb;
998fa9e4066Sahrens 
999fa9e4066Sahrens 	(void) printf("Indirect blocks:\n");
1000fa9e4066Sahrens 
1001503ad85cSMatthew Ahrens 	SET_BOOKMARK(&czb, dmu_objset_id(dn->dn_objset),
100288b7b0f2SMatthew Ahrens 	    dn->dn_object, dnp->dn_nlevels - 1, 0);
100388b7b0f2SMatthew Ahrens 	for (j = 0; j < dnp->dn_nblkptr; j++) {
100488b7b0f2SMatthew Ahrens 		czb.zb_blkid = j;
1005503ad85cSMatthew Ahrens 		(void) visit_indirect(dmu_objset_spa(dn->dn_objset), dnp,
100688b7b0f2SMatthew Ahrens 		    &dnp->dn_blkptr[j], &czb);
100788b7b0f2SMatthew Ahrens 	}
1008fa9e4066Sahrens 
1009fa9e4066Sahrens 	(void) printf("\n");
1010fa9e4066Sahrens }
1011fa9e4066Sahrens 
1012fa9e4066Sahrens /*ARGSUSED*/
1013fa9e4066Sahrens static void
1014fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size)
1015fa9e4066Sahrens {
1016fa9e4066Sahrens 	dsl_dir_phys_t *dd = data;
1017fa9e4066Sahrens 	time_t crtime;
101874e7dc98SMatthew Ahrens 	char nice[6];
1019fa9e4066Sahrens 
1020fa9e4066Sahrens 	if (dd == NULL)
1021fa9e4066Sahrens 		return;
1022fa9e4066Sahrens 
1023da6c28aaSamw 	ASSERT3U(size, >=, sizeof (dsl_dir_phys_t));
1024fa9e4066Sahrens 
1025fa9e4066Sahrens 	crtime = dd->dd_creation_time;
1026fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
1027fa9e4066Sahrens 	(void) printf("\t\thead_dataset_obj = %llu\n",
1028fa9e4066Sahrens 	    (u_longlong_t)dd->dd_head_dataset_obj);
1029fa9e4066Sahrens 	(void) printf("\t\tparent_dir_obj = %llu\n",
1030fa9e4066Sahrens 	    (u_longlong_t)dd->dd_parent_obj);
10313cb34c60Sahrens 	(void) printf("\t\torigin_obj = %llu\n",
10323cb34c60Sahrens 	    (u_longlong_t)dd->dd_origin_obj);
1033fa9e4066Sahrens 	(void) printf("\t\tchild_dir_zapobj = %llu\n",
1034fa9e4066Sahrens 	    (u_longlong_t)dd->dd_child_dir_zapobj);
103574e7dc98SMatthew Ahrens 	nicenum(dd->dd_used_bytes, nice);
103674e7dc98SMatthew Ahrens 	(void) printf("\t\tused_bytes = %s\n", nice);
103774e7dc98SMatthew Ahrens 	nicenum(dd->dd_compressed_bytes, nice);
103874e7dc98SMatthew Ahrens 	(void) printf("\t\tcompressed_bytes = %s\n", nice);
103974e7dc98SMatthew Ahrens 	nicenum(dd->dd_uncompressed_bytes, nice);
104074e7dc98SMatthew Ahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", nice);
104174e7dc98SMatthew Ahrens 	nicenum(dd->dd_quota, nice);
104274e7dc98SMatthew Ahrens 	(void) printf("\t\tquota = %s\n", nice);
104374e7dc98SMatthew Ahrens 	nicenum(dd->dd_reserved, nice);
104474e7dc98SMatthew Ahrens 	(void) printf("\t\treserved = %s\n", nice);
1045fa9e4066Sahrens 	(void) printf("\t\tprops_zapobj = %llu\n",
1046fa9e4066Sahrens 	    (u_longlong_t)dd->dd_props_zapobj);
1047ecd6cf80Smarks 	(void) printf("\t\tdeleg_zapobj = %llu\n",
1048ecd6cf80Smarks 	    (u_longlong_t)dd->dd_deleg_zapobj);
104974e7dc98SMatthew Ahrens 	(void) printf("\t\tflags = %llx\n",
105074e7dc98SMatthew Ahrens 	    (u_longlong_t)dd->dd_flags);
105174e7dc98SMatthew Ahrens 
105274e7dc98SMatthew Ahrens #define	DO(which) \
105374e7dc98SMatthew Ahrens 	nicenum(dd->dd_used_breakdown[DD_USED_ ## which], nice); \
105474e7dc98SMatthew Ahrens 	(void) printf("\t\tused_breakdown[" #which "] = %s\n", nice)
105574e7dc98SMatthew Ahrens 	DO(HEAD);
105674e7dc98SMatthew Ahrens 	DO(SNAP);
105774e7dc98SMatthew Ahrens 	DO(CHILD);
105874e7dc98SMatthew Ahrens 	DO(CHILD_RSRV);
105974e7dc98SMatthew Ahrens 	DO(REFRSRV);
106074e7dc98SMatthew Ahrens #undef DO
1061fa9e4066Sahrens }
1062fa9e4066Sahrens 
1063fa9e4066Sahrens /*ARGSUSED*/
1064fa9e4066Sahrens static void
1065fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size)
1066fa9e4066Sahrens {
1067fa9e4066Sahrens 	dsl_dataset_phys_t *ds = data;
1068fa9e4066Sahrens 	time_t crtime;
1069fbabab8fSmaybee 	char used[6], compressed[6], uncompressed[6], unique[6];
1070fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
1071fa9e4066Sahrens 
1072fa9e4066Sahrens 	if (ds == NULL)
1073fa9e4066Sahrens 		return;
1074fa9e4066Sahrens 
1075fa9e4066Sahrens 	ASSERT(size == sizeof (*ds));
1076fa9e4066Sahrens 	crtime = ds->ds_creation_time;
1077fa9e4066Sahrens 	nicenum(ds->ds_used_bytes, used);
1078fa9e4066Sahrens 	nicenum(ds->ds_compressed_bytes, compressed);
1079fa9e4066Sahrens 	nicenum(ds->ds_uncompressed_bytes, uncompressed);
1080fa9e4066Sahrens 	nicenum(ds->ds_unique_bytes, unique);
1081b24ab676SJeff Bonwick 	sprintf_blkptr(blkbuf, &ds->ds_bp);
1082fa9e4066Sahrens 
1083088f3894Sahrens 	(void) printf("\t\tdir_obj = %llu\n",
1084fa9e4066Sahrens 	    (u_longlong_t)ds->ds_dir_obj);
1085fa9e4066Sahrens 	(void) printf("\t\tprev_snap_obj = %llu\n",
1086fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_obj);
1087fa9e4066Sahrens 	(void) printf("\t\tprev_snap_txg = %llu\n",
1088fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_txg);
1089fa9e4066Sahrens 	(void) printf("\t\tnext_snap_obj = %llu\n",
1090fa9e4066Sahrens 	    (u_longlong_t)ds->ds_next_snap_obj);
1091fa9e4066Sahrens 	(void) printf("\t\tsnapnames_zapobj = %llu\n",
1092fa9e4066Sahrens 	    (u_longlong_t)ds->ds_snapnames_zapobj);
1093fa9e4066Sahrens 	(void) printf("\t\tnum_children = %llu\n",
1094fa9e4066Sahrens 	    (u_longlong_t)ds->ds_num_children);
1095842727c2SChris Kirby 	(void) printf("\t\tuserrefs_obj = %llu\n",
1096842727c2SChris Kirby 	    (u_longlong_t)ds->ds_userrefs_obj);
1097fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
1098fa9e4066Sahrens 	(void) printf("\t\tcreation_txg = %llu\n",
1099fa9e4066Sahrens 	    (u_longlong_t)ds->ds_creation_txg);
1100fa9e4066Sahrens 	(void) printf("\t\tdeadlist_obj = %llu\n",
1101fa9e4066Sahrens 	    (u_longlong_t)ds->ds_deadlist_obj);
1102fa9e4066Sahrens 	(void) printf("\t\tused_bytes = %s\n", used);
1103fa9e4066Sahrens 	(void) printf("\t\tcompressed_bytes = %s\n", compressed);
1104fa9e4066Sahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", uncompressed);
1105fa9e4066Sahrens 	(void) printf("\t\tunique = %s\n", unique);
1106fa9e4066Sahrens 	(void) printf("\t\tfsid_guid = %llu\n",
1107fa9e4066Sahrens 	    (u_longlong_t)ds->ds_fsid_guid);
1108fa9e4066Sahrens 	(void) printf("\t\tguid = %llu\n",
1109fa9e4066Sahrens 	    (u_longlong_t)ds->ds_guid);
111099653d4eSeschrock 	(void) printf("\t\tflags = %llx\n",
111199653d4eSeschrock 	    (u_longlong_t)ds->ds_flags);
1112088f3894Sahrens 	(void) printf("\t\tnext_clones_obj = %llu\n",
1113088f3894Sahrens 	    (u_longlong_t)ds->ds_next_clones_obj);
1114bb0ade09Sahrens 	(void) printf("\t\tprops_obj = %llu\n",
1115bb0ade09Sahrens 	    (u_longlong_t)ds->ds_props_obj);
1116fa9e4066Sahrens 	(void) printf("\t\tbp = %s\n", blkbuf);
1117fa9e4066Sahrens }
1118fa9e4066Sahrens 
1119fa9e4066Sahrens static void
1120fa9e4066Sahrens dump_bplist(objset_t *mos, uint64_t object, char *name)
1121fa9e4066Sahrens {
1122fa9e4066Sahrens 	bplist_t bpl = { 0 };
1123fa9e4066Sahrens 	blkptr_t blk, *bp = &blk;
1124fa9e4066Sahrens 	uint64_t itor = 0;
112599653d4eSeschrock 	char bytes[6];
112699653d4eSeschrock 	char comp[6];
112799653d4eSeschrock 	char uncomp[6];
1128fa9e4066Sahrens 
1129fa9e4066Sahrens 	if (dump_opt['d'] < 3)
1130fa9e4066Sahrens 		return;
1131fa9e4066Sahrens 
1132b24ab676SJeff Bonwick 	bplist_init(&bpl);
1133ea8dc4b6Seschrock 	VERIFY(0 == bplist_open(&bpl, mos, object));
1134fa9e4066Sahrens 	if (bplist_empty(&bpl)) {
1135fa9e4066Sahrens 		bplist_close(&bpl);
1136b24ab676SJeff Bonwick 		bplist_fini(&bpl);
1137fa9e4066Sahrens 		return;
1138fa9e4066Sahrens 	}
1139fa9e4066Sahrens 
114099653d4eSeschrock 	nicenum(bpl.bpl_phys->bpl_bytes, bytes);
114199653d4eSeschrock 	if (bpl.bpl_dbuf->db_size == sizeof (bplist_phys_t)) {
114299653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_comp, comp);
114399653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_uncomp, uncomp);
114499653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s (%s/%s comp)\n",
114599653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries,
114699653d4eSeschrock 		    bytes, comp, uncomp);
114799653d4eSeschrock 	} else {
114899653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s\n",
114999653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries, bytes);
115099653d4eSeschrock 	}
1151fa9e4066Sahrens 
1152fa9e4066Sahrens 	if (dump_opt['d'] < 5) {
1153fa9e4066Sahrens 		bplist_close(&bpl);
1154b24ab676SJeff Bonwick 		bplist_fini(&bpl);
1155fa9e4066Sahrens 		return;
1156fa9e4066Sahrens 	}
1157fa9e4066Sahrens 
1158fa9e4066Sahrens 	(void) printf("\n");
1159fa9e4066Sahrens 
1160fa9e4066Sahrens 	while (bplist_iterate(&bpl, &itor, bp) == 0) {
116144cd46caSbillm 		char blkbuf[BP_SPRINTF_LEN];
116244cd46caSbillm 
1163fa9e4066Sahrens 		ASSERT(bp->blk_birth != 0);
1164b24ab676SJeff Bonwick 		sprintf_blkptr_compact(blkbuf, bp);
116544cd46caSbillm 		(void) printf("\tItem %3llu: %s\n",
116644cd46caSbillm 		    (u_longlong_t)itor - 1, blkbuf);
1167fa9e4066Sahrens 	}
1168fa9e4066Sahrens 
1169fa9e4066Sahrens 	bplist_close(&bpl);
1170b24ab676SJeff Bonwick 	bplist_fini(&bpl);
1171fa9e4066Sahrens }
1172fa9e4066Sahrens 
1173e0d35c44Smarks static avl_tree_t idx_tree;
1174e0d35c44Smarks static avl_tree_t domain_tree;
1175e0d35c44Smarks static boolean_t fuid_table_loaded;
11760a586ceaSMark Shellenbaum static boolean_t sa_loaded;
11770a586ceaSMark Shellenbaum sa_attr_type_t *sa_attr_table;
1178e0d35c44Smarks 
1179e0d35c44Smarks static void
1180e0d35c44Smarks fuid_table_destroy()
1181e0d35c44Smarks {
1182e0d35c44Smarks 	if (fuid_table_loaded) {
1183e0d35c44Smarks 		zfs_fuid_table_destroy(&idx_tree, &domain_tree);
1184e0d35c44Smarks 		fuid_table_loaded = B_FALSE;
1185e0d35c44Smarks 	}
1186e0d35c44Smarks }
1187e0d35c44Smarks 
1188e0d35c44Smarks /*
1189e0d35c44Smarks  * print uid or gid information.
1190e0d35c44Smarks  * For normal POSIX id just the id is printed in decimal format.
1191e0d35c44Smarks  * For CIFS files with FUID the fuid is printed in hex followed by
1192e0d35c44Smarks  * the doman-rid string.
1193e0d35c44Smarks  */
1194e0d35c44Smarks static void
1195e0d35c44Smarks print_idstr(uint64_t id, const char *id_type)
1196e0d35c44Smarks {
1197e0d35c44Smarks 	if (FUID_INDEX(id)) {
1198e0d35c44Smarks 		char *domain;
1199e0d35c44Smarks 
1200e0d35c44Smarks 		domain = zfs_fuid_idx_domain(&idx_tree, FUID_INDEX(id));
1201e0d35c44Smarks 		(void) printf("\t%s     %llx [%s-%d]\n", id_type,
1202e0d35c44Smarks 		    (u_longlong_t)id, domain, (int)FUID_RID(id));
1203e0d35c44Smarks 	} else {
1204e0d35c44Smarks 		(void) printf("\t%s     %llu\n", id_type, (u_longlong_t)id);
1205e0d35c44Smarks 	}
1206e0d35c44Smarks 
1207e0d35c44Smarks }
1208e0d35c44Smarks 
1209e0d35c44Smarks static void
12100a586ceaSMark Shellenbaum dump_uidgid(objset_t *os, uint64_t uid, uint64_t gid)
1211e0d35c44Smarks {
1212e0d35c44Smarks 	uint32_t uid_idx, gid_idx;
1213e0d35c44Smarks 
12140a586ceaSMark Shellenbaum 	uid_idx = FUID_INDEX(uid);
12150a586ceaSMark Shellenbaum 	gid_idx = FUID_INDEX(gid);
1216e0d35c44Smarks 
1217e0d35c44Smarks 	/* Load domain table, if not already loaded */
1218e0d35c44Smarks 	if (!fuid_table_loaded && (uid_idx || gid_idx)) {
1219e0d35c44Smarks 		uint64_t fuid_obj;
1220e0d35c44Smarks 
1221e0d35c44Smarks 		/* first find the fuid object.  It lives in the master node */
1222e0d35c44Smarks 		VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_FUID_TABLES,
1223e0d35c44Smarks 		    8, 1, &fuid_obj) == 0);
122489459e17SMark Shellenbaum 		zfs_fuid_avl_tree_create(&idx_tree, &domain_tree);
1225e0d35c44Smarks 		(void) zfs_fuid_table_load(os, fuid_obj,
1226e0d35c44Smarks 		    &idx_tree, &domain_tree);
1227e0d35c44Smarks 		fuid_table_loaded = B_TRUE;
1228e0d35c44Smarks 	}
1229e0d35c44Smarks 
12300a586ceaSMark Shellenbaum 	print_idstr(uid, "uid");
12310a586ceaSMark Shellenbaum 	print_idstr(gid, "gid");
1232e0d35c44Smarks }
1233e0d35c44Smarks 
1234fa9e4066Sahrens /*ARGSUSED*/
1235fa9e4066Sahrens static void
1236fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size)
1237fa9e4066Sahrens {
1238fa9e4066Sahrens 	char path[MAXPATHLEN * 2];	/* allow for xattr and failure prefix */
12390a586ceaSMark Shellenbaum 	sa_handle_t *hdl;
12400a586ceaSMark Shellenbaum 	uint64_t xattr, rdev, gen;
12410a586ceaSMark Shellenbaum 	uint64_t uid, gid, mode, fsize, parent, links;
1242*8f2529deSMark Shellenbaum 	uint64_t pflags;
12430a586ceaSMark Shellenbaum 	uint64_t acctm[2], modtm[2], chgtm[2], crtm[2];
12440a586ceaSMark Shellenbaum 	time_t z_crtime, z_atime, z_mtime, z_ctime;
1245*8f2529deSMark Shellenbaum 	sa_bulk_attr_t bulk[12];
12460a586ceaSMark Shellenbaum 	int idx = 0;
124755434c77Sek 	int error;
1248fa9e4066Sahrens 
12490a586ceaSMark Shellenbaum 	if (!sa_loaded) {
12500a586ceaSMark Shellenbaum 		uint64_t sa_attrs = 0;
12510a586ceaSMark Shellenbaum 		uint64_t version;
12520a586ceaSMark Shellenbaum 
12530a586ceaSMark Shellenbaum 		VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZPL_VERSION_STR,
12540a586ceaSMark Shellenbaum 		    8, 1, &version) == 0);
12550a586ceaSMark Shellenbaum 		if (version >= ZPL_VERSION_SA) {
12560a586ceaSMark Shellenbaum 			VERIFY(zap_lookup(os, MASTER_NODE_OBJ, ZFS_SA_ATTRS,
12570a586ceaSMark Shellenbaum 			    8, 1, &sa_attrs) == 0);
12580a586ceaSMark Shellenbaum 		}
12590a586ceaSMark Shellenbaum 		sa_attr_table = sa_setup(os, sa_attrs,
12600a586ceaSMark Shellenbaum 		    zfs_attr_table, ZPL_END);
12610a586ceaSMark Shellenbaum 		sa_loaded = B_TRUE;
12620a586ceaSMark Shellenbaum 	}
12630a586ceaSMark Shellenbaum 
12640a586ceaSMark Shellenbaum 	if (sa_handle_get(os, object, NULL, SA_HDL_PRIVATE, &hdl)) {
12650a586ceaSMark Shellenbaum 		(void) printf("Failed to get handle for SA znode\n");
12660a586ceaSMark Shellenbaum 		return;
12670a586ceaSMark Shellenbaum 	}
12680a586ceaSMark Shellenbaum 
12690a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_UID], NULL, &uid, 8);
12700a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GID], NULL, &gid, 8);
12710a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_LINKS], NULL,
12720a586ceaSMark Shellenbaum 	    &links, 8);
12730a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8);
12740a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MODE], NULL,
12750a586ceaSMark Shellenbaum 	    &mode, 8);
12760a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_PARENT],
12770a586ceaSMark Shellenbaum 	    NULL, &parent, 8);
12780a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_SIZE], NULL,
12790a586ceaSMark Shellenbaum 	    &fsize, 8);
12800a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_ATIME], NULL,
12810a586ceaSMark Shellenbaum 	    acctm, 16);
12820a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_MTIME], NULL,
12830a586ceaSMark Shellenbaum 	    modtm, 16);
12840a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CRTIME], NULL,
12850a586ceaSMark Shellenbaum 	    crtm, 16);
12860a586ceaSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_CTIME], NULL,
12870a586ceaSMark Shellenbaum 	    chgtm, 16);
1288*8f2529deSMark Shellenbaum 	SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_FLAGS], NULL,
1289*8f2529deSMark Shellenbaum 	    &pflags, 8);
12900a586ceaSMark Shellenbaum 
12910a586ceaSMark Shellenbaum 	if (sa_bulk_lookup(hdl, bulk, idx)) {
12920a586ceaSMark Shellenbaum 		(void) sa_handle_destroy(hdl);
12930a586ceaSMark Shellenbaum 		return;
12940a586ceaSMark Shellenbaum 	}
1295fa9e4066Sahrens 
129655434c77Sek 	error = zfs_obj_to_path(os, object, path, sizeof (path));
129755434c77Sek 	if (error != 0) {
129855434c77Sek 		(void) snprintf(path, sizeof (path), "\?\?\?<object#%llu>",
129955434c77Sek 		    (u_longlong_t)object);
130055434c77Sek 	}
1301fa9e4066Sahrens 	if (dump_opt['d'] < 3) {
130255434c77Sek 		(void) printf("\t%s\n", path);
13030a586ceaSMark Shellenbaum 		(void) sa_handle_destroy(hdl);
1304fa9e4066Sahrens 		return;
1305fa9e4066Sahrens 	}
1306fa9e4066Sahrens 
13070a586ceaSMark Shellenbaum 	z_crtime = (time_t)crtm[0];
13080a586ceaSMark Shellenbaum 	z_atime = (time_t)acctm[0];
13090a586ceaSMark Shellenbaum 	z_mtime = (time_t)modtm[0];
13100a586ceaSMark Shellenbaum 	z_ctime = (time_t)chgtm[0];
1311fa9e4066Sahrens 
131255434c77Sek 	(void) printf("\tpath	%s\n", path);
13130a586ceaSMark Shellenbaum 	dump_uidgid(os, uid, gid);
1314fa9e4066Sahrens 	(void) printf("\tatime	%s", ctime(&z_atime));
1315fa9e4066Sahrens 	(void) printf("\tmtime	%s", ctime(&z_mtime));
1316fa9e4066Sahrens 	(void) printf("\tctime	%s", ctime(&z_ctime));
1317fa9e4066Sahrens 	(void) printf("\tcrtime	%s", ctime(&z_crtime));
13180a586ceaSMark Shellenbaum 	(void) printf("\tgen	%llu\n", (u_longlong_t)gen);
13190a586ceaSMark Shellenbaum 	(void) printf("\tmode	%llo\n", (u_longlong_t)mode);
13200a586ceaSMark Shellenbaum 	(void) printf("\tsize	%llu\n", (u_longlong_t)fsize);
13210a586ceaSMark Shellenbaum 	(void) printf("\tparent	%llu\n", (u_longlong_t)parent);
13220a586ceaSMark Shellenbaum 	(void) printf("\tlinks	%llu\n", (u_longlong_t)links);
1323*8f2529deSMark Shellenbaum 	(void) printf("\tpflags	%llx\n", (u_longlong_t)pflags);
13240a586ceaSMark Shellenbaum 	if (sa_lookup(hdl, sa_attr_table[ZPL_XATTR], &xattr,
13250a586ceaSMark Shellenbaum 	    sizeof (uint64_t)) == 0)
13260a586ceaSMark Shellenbaum 		(void) printf("\txattr	%llu\n", (u_longlong_t)xattr);
13270a586ceaSMark Shellenbaum 	if (sa_lookup(hdl, sa_attr_table[ZPL_RDEV], &rdev,
13280a586ceaSMark Shellenbaum 	    sizeof (uint64_t)) == 0)
13290a586ceaSMark Shellenbaum 		(void) printf("\trdev	0x%016llx\n", (u_longlong_t)rdev);
13300a586ceaSMark Shellenbaum 	sa_handle_destroy(hdl);
1331fa9e4066Sahrens }
1332fa9e4066Sahrens 
1333fa9e4066Sahrens /*ARGSUSED*/
1334fa9e4066Sahrens static void
1335fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size)
1336fa9e4066Sahrens {
1337fa9e4066Sahrens }
1338fa9e4066Sahrens 
1339fa9e4066Sahrens /*ARGSUSED*/
1340fa9e4066Sahrens static void
1341fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size)
1342fa9e4066Sahrens {
1343fa9e4066Sahrens }
1344fa9e4066Sahrens 
13456de8f417SVictor Latushkin static object_viewer_t *object_viewer[DMU_OT_NUMTYPES + 1] = {
1346fa9e4066Sahrens 	dump_none,		/* unallocated			*/
1347fa9e4066Sahrens 	dump_zap,		/* object directory		*/
1348fa9e4066Sahrens 	dump_uint64,		/* object array			*/
1349fa9e4066Sahrens 	dump_none,		/* packed nvlist		*/
1350fa9e4066Sahrens 	dump_packed_nvlist,	/* packed nvlist size		*/
1351fa9e4066Sahrens 	dump_none,		/* bplist			*/
1352fa9e4066Sahrens 	dump_none,		/* bplist header		*/
1353fa9e4066Sahrens 	dump_none,		/* SPA space map header		*/
1354fa9e4066Sahrens 	dump_none,		/* SPA space map		*/
1355fa9e4066Sahrens 	dump_none,		/* ZIL intent log		*/
1356fa9e4066Sahrens 	dump_dnode,		/* DMU dnode			*/
1357fa9e4066Sahrens 	dump_dmu_objset,	/* DMU objset			*/
1358ea8dc4b6Seschrock 	dump_dsl_dir,		/* DSL directory		*/
1359fa9e4066Sahrens 	dump_zap,		/* DSL directory child map	*/
1360fa9e4066Sahrens 	dump_zap,		/* DSL dataset snap map		*/
1361fa9e4066Sahrens 	dump_zap,		/* DSL props			*/
1362fa9e4066Sahrens 	dump_dsl_dataset,	/* DSL dataset			*/
1363fa9e4066Sahrens 	dump_znode,		/* ZFS znode			*/
1364da6c28aaSamw 	dump_acl,		/* ZFS V0 ACL			*/
1365fa9e4066Sahrens 	dump_uint8,		/* ZFS plain file		*/
1366e7437265Sahrens 	dump_zpldir,		/* ZFS directory		*/
1367fa9e4066Sahrens 	dump_zap,		/* ZFS master node		*/
1368fa9e4066Sahrens 	dump_zap,		/* ZFS delete queue		*/
1369fa9e4066Sahrens 	dump_uint8,		/* zvol object			*/
1370fa9e4066Sahrens 	dump_zap,		/* zvol prop			*/
1371fa9e4066Sahrens 	dump_uint8,		/* other uint8[]		*/
1372fa9e4066Sahrens 	dump_uint64,		/* other uint64[]		*/
1373fa9e4066Sahrens 	dump_zap,		/* other ZAP			*/
1374ea8dc4b6Seschrock 	dump_zap,		/* persistent error log		*/
137506eeb2adSek 	dump_uint8,		/* SPA history			*/
137606eeb2adSek 	dump_uint64,		/* SPA history offsets		*/
1377b1b8ab34Slling 	dump_zap,		/* Pool properties		*/
1378ecd6cf80Smarks 	dump_zap,		/* DSL permissions		*/
1379da6c28aaSamw 	dump_acl,		/* ZFS ACL			*/
1380da6c28aaSamw 	dump_uint8,		/* ZFS SYSACL			*/
1381da6c28aaSamw 	dump_none,		/* FUID nvlist			*/
1382da6c28aaSamw 	dump_packed_nvlist,	/* FUID nvlist size		*/
1383088f3894Sahrens 	dump_zap,		/* DSL dataset next clones	*/
1384088f3894Sahrens 	dump_zap,		/* DSL scrub queue		*/
138514843421SMatthew Ahrens 	dump_zap,		/* ZFS user/group used		*/
138614843421SMatthew Ahrens 	dump_zap,		/* ZFS user/group quota		*/
1387842727c2SChris Kirby 	dump_zap,		/* snapshot refcount tags	*/
1388486ae710SMatthew Ahrens 	dump_ddt_zap,		/* DDT ZAP object		*/
1389b24ab676SJeff Bonwick 	dump_zap,		/* DDT statistics		*/
13900a586ceaSMark Shellenbaum 	dump_znode,		/* SA object			*/
13910a586ceaSMark Shellenbaum 	dump_zap,		/* SA Master Node		*/
13920a586ceaSMark Shellenbaum 	dump_sa_attrs,		/* SA attribute registration	*/
13930a586ceaSMark Shellenbaum 	dump_sa_layouts,	/* SA attribute layouts		*/
13940a586ceaSMark Shellenbaum 	dump_unknown,		/* Unknown type, must be last	*/
1395fa9e4066Sahrens };
1396fa9e4066Sahrens 
1397fa9e4066Sahrens static void
1398fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header)
1399fa9e4066Sahrens {
1400fa9e4066Sahrens 	dmu_buf_t *db = NULL;
1401fa9e4066Sahrens 	dmu_object_info_t doi;
1402fa9e4066Sahrens 	dnode_t *dn;
1403fa9e4066Sahrens 	void *bonus = NULL;
1404fa9e4066Sahrens 	size_t bsize = 0;
1405b24ab676SJeff Bonwick 	char iblk[6], dblk[6], lsize[6], asize[6], bonus_size[6], fill[7];
1406fa9e4066Sahrens 	char aux[50];
1407fa9e4066Sahrens 	int error;
1408fa9e4066Sahrens 
1409fa9e4066Sahrens 	if (*print_header) {
1410b24ab676SJeff Bonwick 		(void) printf("\n%10s  %3s  %5s  %5s  %5s  %5s  %6s  %s\n",
1411b24ab676SJeff Bonwick 		    "Object", "lvl", "iblk", "dblk", "dsize", "lsize",
1412b24ab676SJeff Bonwick 		    "%full", "type");
1413fa9e4066Sahrens 		*print_header = 0;
1414fa9e4066Sahrens 	}
1415fa9e4066Sahrens 
1416fa9e4066Sahrens 	if (object == 0) {
1417503ad85cSMatthew Ahrens 		dn = os->os_meta_dnode;
1418fa9e4066Sahrens 	} else {
1419ea8dc4b6Seschrock 		error = dmu_bonus_hold(os, object, FTAG, &db);
1420ea8dc4b6Seschrock 		if (error)
1421ea8dc4b6Seschrock 			fatal("dmu_bonus_hold(%llu) failed, errno %u",
1422ea8dc4b6Seschrock 			    object, error);
1423fa9e4066Sahrens 		bonus = db->db_data;
1424fa9e4066Sahrens 		bsize = db->db_size;
1425fa9e4066Sahrens 		dn = ((dmu_buf_impl_t *)db)->db_dnode;
1426fa9e4066Sahrens 	}
1427fa9e4066Sahrens 	dmu_object_info_from_dnode(dn, &doi);
1428fa9e4066Sahrens 
1429fa9e4066Sahrens 	nicenum(doi.doi_metadata_block_size, iblk);
1430fa9e4066Sahrens 	nicenum(doi.doi_data_block_size, dblk);
1431b24ab676SJeff Bonwick 	nicenum(doi.doi_max_offset, lsize);
1432b24ab676SJeff Bonwick 	nicenum(doi.doi_physical_blocks_512 << 9, asize);
1433fa9e4066Sahrens 	nicenum(doi.doi_bonus_size, bonus_size);
1434b24ab676SJeff Bonwick 	(void) sprintf(fill, "%6.2f", 100.0 * doi.doi_fill_count *
1435bbfd46c4SJeff Bonwick 	    doi.doi_data_block_size / (object == 0 ? DNODES_PER_BLOCK : 1) /
1436bbfd46c4SJeff Bonwick 	    doi.doi_max_offset);
1437fa9e4066Sahrens 
1438fa9e4066Sahrens 	aux[0] = '\0';
1439fa9e4066Sahrens 
1440e7437265Sahrens 	if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) {
1441fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)",
14426de8f417SVictor Latushkin 		    ZDB_CHECKSUM_NAME(doi.doi_checksum));
1443e7437265Sahrens 	}
1444fa9e4066Sahrens 
1445e7437265Sahrens 	if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) {
1446fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)",
14476de8f417SVictor Latushkin 		    ZDB_COMPRESS_NAME(doi.doi_compress));
1448e7437265Sahrens 	}
1449fa9e4066Sahrens 
1450b24ab676SJeff Bonwick 	(void) printf("%10lld  %3u  %5s  %5s  %5s  %5s  %6s  %s%s\n",
1451b24ab676SJeff Bonwick 	    (u_longlong_t)object, doi.doi_indirection, iblk, dblk,
1452b24ab676SJeff Bonwick 	    asize, lsize, fill, ZDB_OT_NAME(doi.doi_type), aux);
1453fa9e4066Sahrens 
1454fa9e4066Sahrens 	if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) {
1455b24ab676SJeff Bonwick 		(void) printf("%10s  %3s  %5s  %5s  %5s  %5s  %6s  %s\n",
1456b24ab676SJeff Bonwick 		    "", "", "", "", "", bonus_size, "bonus",
14576de8f417SVictor Latushkin 		    ZDB_OT_NAME(doi.doi_bonus_type));
1458fa9e4066Sahrens 	}
1459fa9e4066Sahrens 
1460fa9e4066Sahrens 	if (verbosity >= 4) {
14610a586ceaSMark Shellenbaum 		(void) printf("\tdnode flags: %s%s%s\n",
146214843421SMatthew Ahrens 		    (dn->dn_phys->dn_flags & DNODE_FLAG_USED_BYTES) ?
146314843421SMatthew Ahrens 		    "USED_BYTES " : "",
146414843421SMatthew Ahrens 		    (dn->dn_phys->dn_flags & DNODE_FLAG_USERUSED_ACCOUNTED) ?
14650a586ceaSMark Shellenbaum 		    "USERUSED_ACCOUNTED " : "",
14660a586ceaSMark Shellenbaum 		    (dn->dn_phys->dn_flags & DNODE_FLAG_SPILL_BLKPTR) ?
14670a586ceaSMark Shellenbaum 		    "SPILL_BLKPTR" : "");
146814843421SMatthew Ahrens 		(void) printf("\tdnode maxblkid: %llu\n",
146914843421SMatthew Ahrens 		    (longlong_t)dn->dn_phys->dn_maxblkid);
147014843421SMatthew Ahrens 
14716de8f417SVictor Latushkin 		object_viewer[ZDB_OT_TYPE(doi.doi_bonus_type)](os, object,
14726de8f417SVictor Latushkin 		    bonus, bsize);
14736de8f417SVictor Latushkin 		object_viewer[ZDB_OT_TYPE(doi.doi_type)](os, object, NULL, 0);
1474fa9e4066Sahrens 		*print_header = 1;
1475fa9e4066Sahrens 	}
1476fa9e4066Sahrens 
1477fa9e4066Sahrens 	if (verbosity >= 5)
147888b7b0f2SMatthew Ahrens 		dump_indirect(dn);
1479fa9e4066Sahrens 
1480fa9e4066Sahrens 	if (verbosity >= 5) {
1481fa9e4066Sahrens 		/*
1482fa9e4066Sahrens 		 * Report the list of segments that comprise the object.
1483fa9e4066Sahrens 		 */
1484fa9e4066Sahrens 		uint64_t start = 0;
1485fa9e4066Sahrens 		uint64_t end;
1486fa9e4066Sahrens 		uint64_t blkfill = 1;
1487fa9e4066Sahrens 		int minlvl = 1;
1488fa9e4066Sahrens 
1489fa9e4066Sahrens 		if (dn->dn_type == DMU_OT_DNODE) {
1490fa9e4066Sahrens 			minlvl = 0;
1491fa9e4066Sahrens 			blkfill = DNODES_PER_BLOCK;
1492fa9e4066Sahrens 		}
1493fa9e4066Sahrens 
1494fa9e4066Sahrens 		for (;;) {
1495b24ab676SJeff Bonwick 			char segsize[6];
1496cdb0ab79Smaybee 			error = dnode_next_offset(dn,
1497cdb0ab79Smaybee 			    0, &start, minlvl, blkfill, 0);
1498fa9e4066Sahrens 			if (error)
1499fa9e4066Sahrens 				break;
1500fa9e4066Sahrens 			end = start;
1501cdb0ab79Smaybee 			error = dnode_next_offset(dn,
1502cdb0ab79Smaybee 			    DNODE_FIND_HOLE, &end, minlvl, blkfill, 0);
1503fa9e4066Sahrens 			nicenum(end - start, segsize);
1504fa9e4066Sahrens 			(void) printf("\t\tsegment [%016llx, %016llx)"
1505fa9e4066Sahrens 			    " size %5s\n", (u_longlong_t)start,
1506fa9e4066Sahrens 			    (u_longlong_t)end, segsize);
1507fa9e4066Sahrens 			if (error)
1508fa9e4066Sahrens 				break;
1509fa9e4066Sahrens 			start = end;
1510fa9e4066Sahrens 		}
1511fa9e4066Sahrens 	}
1512fa9e4066Sahrens 
1513fa9e4066Sahrens 	if (db != NULL)
1514ea8dc4b6Seschrock 		dmu_buf_rele(db, FTAG);
1515fa9e4066Sahrens }
1516fa9e4066Sahrens 
1517fa9e4066Sahrens static char *objset_types[DMU_OST_NUMTYPES] = {
1518fa9e4066Sahrens 	"NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" };
1519fa9e4066Sahrens 
1520fa9e4066Sahrens static void
1521fa9e4066Sahrens dump_dir(objset_t *os)
1522fa9e4066Sahrens {
1523fa9e4066Sahrens 	dmu_objset_stats_t dds;
1524fa9e4066Sahrens 	uint64_t object, object_count;
1525a2eea2e1Sahrens 	uint64_t refdbytes, usedobjs, scratch;
1526fa9e4066Sahrens 	char numbuf[8];
152714843421SMatthew Ahrens 	char blkbuf[BP_SPRINTF_LEN + 20];
1528fa9e4066Sahrens 	char osname[MAXNAMELEN];
1529fa9e4066Sahrens 	char *type = "UNKNOWN";
1530fa9e4066Sahrens 	int verbosity = dump_opt['d'];
1531fa9e4066Sahrens 	int print_header = 1;
1532fa9e4066Sahrens 	int i, error;
1533fa9e4066Sahrens 
1534a2eea2e1Sahrens 	dmu_objset_fast_stat(os, &dds);
1535fa9e4066Sahrens 
1536fa9e4066Sahrens 	if (dds.dds_type < DMU_OST_NUMTYPES)
1537fa9e4066Sahrens 		type = objset_types[dds.dds_type];
1538fa9e4066Sahrens 
1539fa9e4066Sahrens 	if (dds.dds_type == DMU_OST_META) {
1540fa9e4066Sahrens 		dds.dds_creation_txg = TXG_INITIAL;
1541503ad85cSMatthew Ahrens 		usedobjs = os->os_rootbp->blk_fill;
1542503ad85cSMatthew Ahrens 		refdbytes = os->os_spa->spa_dsl_pool->
154374e7dc98SMatthew Ahrens 		    dp_mos_dir->dd_phys->dd_used_bytes;
1544a2eea2e1Sahrens 	} else {
1545a2eea2e1Sahrens 		dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch);
1546fa9e4066Sahrens 	}
1547fa9e4066Sahrens 
1548503ad85cSMatthew Ahrens 	ASSERT3U(usedobjs, ==, os->os_rootbp->blk_fill);
1549fa9e4066Sahrens 
1550a2eea2e1Sahrens 	nicenum(refdbytes, numbuf);
1551fa9e4066Sahrens 
1552fa9e4066Sahrens 	if (verbosity >= 4) {
1553e4161df6SVictor Latushkin 		(void) sprintf(blkbuf, ", rootbp ");
1554b24ab676SJeff Bonwick 		(void) sprintf_blkptr(blkbuf + strlen(blkbuf), os->os_rootbp);
1555fa9e4066Sahrens 	} else {
1556fa9e4066Sahrens 		blkbuf[0] = '\0';
1557fa9e4066Sahrens 	}
1558fa9e4066Sahrens 
1559fa9e4066Sahrens 	dmu_objset_name(os, osname);
1560fa9e4066Sahrens 
1561a2eea2e1Sahrens 	(void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, "
1562fa9e4066Sahrens 	    "%s, %llu objects%s\n",
1563fa9e4066Sahrens 	    osname, type, (u_longlong_t)dmu_objset_id(os),
1564fa9e4066Sahrens 	    (u_longlong_t)dds.dds_creation_txg,
1565a2eea2e1Sahrens 	    numbuf, (u_longlong_t)usedobjs, blkbuf);
1566fa9e4066Sahrens 
1567b24ab676SJeff Bonwick 	if (zopt_objects != 0) {
1568b24ab676SJeff Bonwick 		for (i = 0; i < zopt_objects; i++)
1569b24ab676SJeff Bonwick 			dump_object(os, zopt_object[i], verbosity,
1570b24ab676SJeff Bonwick 			    &print_header);
1571b24ab676SJeff Bonwick 		(void) printf("\n");
1572b24ab676SJeff Bonwick 		return;
1573b24ab676SJeff Bonwick 	}
1574b24ab676SJeff Bonwick 
1575b24ab676SJeff Bonwick 	if (dump_opt['i'] != 0 || verbosity >= 2)
1576b24ab676SJeff Bonwick 		dump_intent_log(dmu_objset_zil(os));
1577fa9e4066Sahrens 
1578fa9e4066Sahrens 	if (dmu_objset_ds(os) != NULL)
1579fa9e4066Sahrens 		dump_bplist(dmu_objset_pool(os)->dp_meta_objset,
1580fa9e4066Sahrens 		    dmu_objset_ds(os)->ds_phys->ds_deadlist_obj, "Deadlist");
1581fa9e4066Sahrens 
1582fa9e4066Sahrens 	if (verbosity < 2)
1583fa9e4066Sahrens 		return;
1584fa9e4066Sahrens 
1585503ad85cSMatthew Ahrens 	if (os->os_rootbp->blk_birth == 0)
1586088f3894Sahrens 		return;
1587088f3894Sahrens 
1588fa9e4066Sahrens 	dump_object(os, 0, verbosity, &print_header);
158914843421SMatthew Ahrens 	object_count = 0;
1590503ad85cSMatthew Ahrens 	if (os->os_userused_dnode &&
1591503ad85cSMatthew Ahrens 	    os->os_userused_dnode->dn_type != 0) {
159214843421SMatthew Ahrens 		dump_object(os, DMU_USERUSED_OBJECT, verbosity, &print_header);
159314843421SMatthew Ahrens 		dump_object(os, DMU_GROUPUSED_OBJECT, verbosity, &print_header);
159414843421SMatthew Ahrens 	}
1595fa9e4066Sahrens 
1596fa9e4066Sahrens 	object = 0;
15976754306eSahrens 	while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) {
1598fa9e4066Sahrens 		dump_object(os, object, verbosity, &print_header);
1599fa9e4066Sahrens 		object_count++;
1600fa9e4066Sahrens 	}
1601fa9e4066Sahrens 
1602a2eea2e1Sahrens 	ASSERT3U(object_count, ==, usedobjs);
1603fa9e4066Sahrens 
1604fa9e4066Sahrens 	(void) printf("\n");
1605fa9e4066Sahrens 
1606ccba0801SRich Morris 	if (error != ESRCH) {
1607ccba0801SRich Morris 		(void) fprintf(stderr, "dmu_object_next() = %d\n", error);
1608ccba0801SRich Morris 		abort();
1609ccba0801SRich Morris 	}
1610fa9e4066Sahrens }
1611fa9e4066Sahrens 
1612fa9e4066Sahrens static void
161353b9a4a9SVictor Latushkin dump_uberblock(uberblock_t *ub, const char *header, const char *footer)
1614fa9e4066Sahrens {
1615fa9e4066Sahrens 	time_t timestamp = ub->ub_timestamp;
1616fa9e4066Sahrens 
161753b9a4a9SVictor Latushkin 	(void) printf(header ? header : "");
1618fa9e4066Sahrens 	(void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic);
1619fa9e4066Sahrens 	(void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version);
1620fa9e4066Sahrens 	(void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg);
1621fa9e4066Sahrens 	(void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum);
1622fa9e4066Sahrens 	(void) printf("\ttimestamp = %llu UTC = %s",
1623fa9e4066Sahrens 	    (u_longlong_t)ub->ub_timestamp, asctime(localtime(&timestamp)));
1624fa9e4066Sahrens 	if (dump_opt['u'] >= 3) {
1625fbabab8fSmaybee 		char blkbuf[BP_SPRINTF_LEN];
1626b24ab676SJeff Bonwick 		sprintf_blkptr(blkbuf, &ub->ub_rootbp);
1627fa9e4066Sahrens 		(void) printf("\trootbp = %s\n", blkbuf);
1628fa9e4066Sahrens 	}
162953b9a4a9SVictor Latushkin 	(void) printf(footer ? footer : "");
1630fa9e4066Sahrens }
1631fa9e4066Sahrens 
1632fa9e4066Sahrens static void
163307428bdfSVictor Latushkin dump_config(spa_t *spa)
1634fa9e4066Sahrens {
163507428bdfSVictor Latushkin 	dmu_buf_t *db;
163607428bdfSVictor Latushkin 	size_t nvsize = 0;
163707428bdfSVictor Latushkin 	int error = 0;
163807428bdfSVictor Latushkin 
1639fa9e4066Sahrens 
164007428bdfSVictor Latushkin 	error = dmu_bonus_hold(spa->spa_meta_objset,
164107428bdfSVictor Latushkin 	    spa->spa_config_object, FTAG, &db);
164207428bdfSVictor Latushkin 
164307428bdfSVictor Latushkin 	if (error == 0) {
164407428bdfSVictor Latushkin 		nvsize = *(uint64_t *)db->db_data;
164507428bdfSVictor Latushkin 		dmu_buf_rele(db, FTAG);
164607428bdfSVictor Latushkin 
164707428bdfSVictor Latushkin 		(void) printf("\nMOS Configuration:\n");
164807428bdfSVictor Latushkin 		dump_packed_nvlist(spa->spa_meta_objset,
164907428bdfSVictor Latushkin 		    spa->spa_config_object, (void *)&nvsize, 1);
165007428bdfSVictor Latushkin 	} else {
165107428bdfSVictor Latushkin 		(void) fprintf(stderr, "dmu_bonus_hold(%llu) failed, errno %d",
165207428bdfSVictor Latushkin 		    (u_longlong_t)spa->spa_config_object, error);
1653fa9e4066Sahrens 	}
1654fa9e4066Sahrens }
1655fa9e4066Sahrens 
1656c5904d13Seschrock static void
1657c5904d13Seschrock dump_cachefile(const char *cachefile)
1658c5904d13Seschrock {
1659c5904d13Seschrock 	int fd;
1660c5904d13Seschrock 	struct stat64 statbuf;
1661c5904d13Seschrock 	char *buf;
1662c5904d13Seschrock 	nvlist_t *config;
1663c5904d13Seschrock 
1664c5904d13Seschrock 	if ((fd = open64(cachefile, O_RDONLY)) < 0) {
1665c5904d13Seschrock 		(void) printf("cannot open '%s': %s\n", cachefile,
1666c5904d13Seschrock 		    strerror(errno));
1667c5904d13Seschrock 		exit(1);
1668c5904d13Seschrock 	}
1669c5904d13Seschrock 
1670c5904d13Seschrock 	if (fstat64(fd, &statbuf) != 0) {
1671c5904d13Seschrock 		(void) printf("failed to stat '%s': %s\n", cachefile,
1672c5904d13Seschrock 		    strerror(errno));
1673c5904d13Seschrock 		exit(1);
1674c5904d13Seschrock 	}
1675c5904d13Seschrock 
1676c5904d13Seschrock 	if ((buf = malloc(statbuf.st_size)) == NULL) {
1677c5904d13Seschrock 		(void) fprintf(stderr, "failed to allocate %llu bytes\n",
1678c5904d13Seschrock 		    (u_longlong_t)statbuf.st_size);
1679c5904d13Seschrock 		exit(1);
1680c5904d13Seschrock 	}
1681c5904d13Seschrock 
1682c5904d13Seschrock 	if (read(fd, buf, statbuf.st_size) != statbuf.st_size) {
1683c5904d13Seschrock 		(void) fprintf(stderr, "failed to read %llu bytes\n",
1684c5904d13Seschrock 		    (u_longlong_t)statbuf.st_size);
1685c5904d13Seschrock 		exit(1);
1686c5904d13Seschrock 	}
1687c5904d13Seschrock 
1688c5904d13Seschrock 	(void) close(fd);
1689c5904d13Seschrock 
1690c5904d13Seschrock 	if (nvlist_unpack(buf, statbuf.st_size, &config, 0) != 0) {
1691c5904d13Seschrock 		(void) fprintf(stderr, "failed to unpack nvlist\n");
1692c5904d13Seschrock 		exit(1);
1693c5904d13Seschrock 	}
1694c5904d13Seschrock 
1695c5904d13Seschrock 	free(buf);
1696c5904d13Seschrock 
1697c5904d13Seschrock 	dump_nvlist(config, 0);
1698c5904d13Seschrock 
1699c5904d13Seschrock 	nvlist_free(config);
1700c5904d13Seschrock }
1701c5904d13Seschrock 
170253b9a4a9SVictor Latushkin #define	ZDB_MAX_UB_HEADER_SIZE 32
170353b9a4a9SVictor Latushkin 
170453b9a4a9SVictor Latushkin static void
170553b9a4a9SVictor Latushkin dump_label_uberblocks(vdev_label_t *lbl, uint64_t ashift)
170653b9a4a9SVictor Latushkin {
170753b9a4a9SVictor Latushkin 	vdev_t vd;
170853b9a4a9SVictor Latushkin 	vdev_t *vdp = &vd;
170953b9a4a9SVictor Latushkin 	char header[ZDB_MAX_UB_HEADER_SIZE];
171053b9a4a9SVictor Latushkin 
171153b9a4a9SVictor Latushkin 	vd.vdev_ashift = ashift;
171253b9a4a9SVictor Latushkin 	vdp->vdev_top = vdp;
171353b9a4a9SVictor Latushkin 
171453b9a4a9SVictor Latushkin 	for (int i = 0; i < VDEV_UBERBLOCK_COUNT(vdp); i++) {
171553b9a4a9SVictor Latushkin 		uint64_t uoff = VDEV_UBERBLOCK_OFFSET(vdp, i);
171653b9a4a9SVictor Latushkin 		uberblock_t *ub = (void *)((char *)lbl + uoff);
171753b9a4a9SVictor Latushkin 
171853b9a4a9SVictor Latushkin 		if (uberblock_verify(ub))
171953b9a4a9SVictor Latushkin 			continue;
172053b9a4a9SVictor Latushkin 		(void) snprintf(header, ZDB_MAX_UB_HEADER_SIZE,
172153b9a4a9SVictor Latushkin 		    "Uberblock[%d]\n", i);
172253b9a4a9SVictor Latushkin 		dump_uberblock(ub, header, "");
172353b9a4a9SVictor Latushkin 	}
172453b9a4a9SVictor Latushkin }
172553b9a4a9SVictor Latushkin 
1726fa9e4066Sahrens static void
1727fa9e4066Sahrens dump_label(const char *dev)
1728fa9e4066Sahrens {
1729fa9e4066Sahrens 	int fd;
1730fa9e4066Sahrens 	vdev_label_t label;
1731c6065d0fSGeorge Wilson 	char *path, *buf = label.vl_vdev_phys.vp_nvlist;
1732fa9e4066Sahrens 	size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist);
1733fa9e4066Sahrens 	struct stat64 statbuf;
173453b9a4a9SVictor Latushkin 	uint64_t psize, ashift;
1735c6065d0fSGeorge Wilson 	int len = strlen(dev) + 1;
1736fa9e4066Sahrens 
1737c6065d0fSGeorge Wilson 	if (strncmp(dev, "/dev/dsk/", 9) == 0) {
1738c6065d0fSGeorge Wilson 		len++;
1739c6065d0fSGeorge Wilson 		path = malloc(len);
1740c6065d0fSGeorge Wilson 		(void) snprintf(path, len, "%s%s", "/dev/rdsk/", dev + 9);
1741c6065d0fSGeorge Wilson 	} else {
1742c6065d0fSGeorge Wilson 		path = strdup(dev);
1743c6065d0fSGeorge Wilson 	}
1744c6065d0fSGeorge Wilson 
1745c6065d0fSGeorge Wilson 	if ((fd = open64(path, O_RDONLY)) < 0) {
1746c6065d0fSGeorge Wilson 		(void) printf("cannot open '%s': %s\n", path, strerror(errno));
1747c6065d0fSGeorge Wilson 		free(path);
1748fa9e4066Sahrens 		exit(1);
1749fa9e4066Sahrens 	}
1750fa9e4066Sahrens 
1751fa9e4066Sahrens 	if (fstat64(fd, &statbuf) != 0) {
1752c6065d0fSGeorge Wilson 		(void) printf("failed to stat '%s': %s\n", path,
1753fa9e4066Sahrens 		    strerror(errno));
1754c6065d0fSGeorge Wilson 		free(path);
1755c6065d0fSGeorge Wilson 		(void) close(fd);
1756c6065d0fSGeorge Wilson 		exit(1);
1757c6065d0fSGeorge Wilson 	}
1758c6065d0fSGeorge Wilson 
1759c6065d0fSGeorge Wilson 	if (S_ISBLK(statbuf.st_mode)) {
1760c6065d0fSGeorge Wilson 		(void) printf("cannot use '%s': character device required\n",
1761c6065d0fSGeorge Wilson 		    path);
1762c6065d0fSGeorge Wilson 		free(path);
1763c6065d0fSGeorge Wilson 		(void) close(fd);
1764c6065d0fSGeorge Wilson 		exit(1);
1765fa9e4066Sahrens 	}
1766fa9e4066Sahrens 
1767fa9e4066Sahrens 	psize = statbuf.st_size;
1768fa9e4066Sahrens 	psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t));
1769fa9e4066Sahrens 
177053b9a4a9SVictor Latushkin 	for (int l = 0; l < VDEV_LABELS; l++) {
1771fa9e4066Sahrens 		nvlist_t *config = NULL;
1772fa9e4066Sahrens 
1773fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1774fa9e4066Sahrens 		(void) printf("LABEL %d\n", l);
1775fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1776fa9e4066Sahrens 
17770d981225Seschrock 		if (pread64(fd, &label, sizeof (label),
1778fa9e4066Sahrens 		    vdev_label_offset(psize, l, 0)) != sizeof (label)) {
1779fa9e4066Sahrens 			(void) printf("failed to read label %d\n", l);
1780fa9e4066Sahrens 			continue;
1781fa9e4066Sahrens 		}
1782fa9e4066Sahrens 
1783fa9e4066Sahrens 		if (nvlist_unpack(buf, buflen, &config, 0) != 0) {
1784fa9e4066Sahrens 			(void) printf("failed to unpack label %d\n", l);
178553b9a4a9SVictor Latushkin 			ashift = SPA_MINBLOCKSHIFT;
178653b9a4a9SVictor Latushkin 		} else {
178753b9a4a9SVictor Latushkin 			nvlist_t *vdev_tree = NULL;
178853b9a4a9SVictor Latushkin 
178953b9a4a9SVictor Latushkin 			dump_nvlist(config, 4);
179053b9a4a9SVictor Latushkin 			if ((nvlist_lookup_nvlist(config,
179153b9a4a9SVictor Latushkin 			    ZPOOL_CONFIG_VDEV_TREE, &vdev_tree) != 0) ||
179253b9a4a9SVictor Latushkin 			    (nvlist_lookup_uint64(vdev_tree,
179353b9a4a9SVictor Latushkin 			    ZPOOL_CONFIG_ASHIFT, &ashift) != 0))
179453b9a4a9SVictor Latushkin 				ashift = SPA_MINBLOCKSHIFT;
179553b9a4a9SVictor Latushkin 			nvlist_free(config);
1796fa9e4066Sahrens 		}
179753b9a4a9SVictor Latushkin 		if (dump_opt['u'])
179853b9a4a9SVictor Latushkin 			dump_label_uberblocks(&label, ashift);
1799fa9e4066Sahrens 	}
1800c6065d0fSGeorge Wilson 
1801c6065d0fSGeorge Wilson 	free(path);
1802c6065d0fSGeorge Wilson 	(void) close(fd);
1803fa9e4066Sahrens }
1804fa9e4066Sahrens 
1805fa9e4066Sahrens /*ARGSUSED*/
18061d452cf5Sahrens static int
1807fd136879SMatthew Ahrens dump_one_dir(const char *dsname, void *arg)
1808fa9e4066Sahrens {
1809fa9e4066Sahrens 	int error;
1810fa9e4066Sahrens 	objset_t *os;
1811fa9e4066Sahrens 
1812503ad85cSMatthew Ahrens 	error = dmu_objset_own(dsname, DMU_OST_ANY, B_TRUE, FTAG, &os);
1813fa9e4066Sahrens 	if (error) {
1814b24ab676SJeff Bonwick 		(void) printf("Could not open %s, error %d\n", dsname, error);
18151d452cf5Sahrens 		return (0);
1816fa9e4066Sahrens 	}
1817fa9e4066Sahrens 	dump_dir(os);
1818503ad85cSMatthew Ahrens 	dmu_objset_disown(os, FTAG);
1819e0d35c44Smarks 	fuid_table_destroy();
18200a586ceaSMark Shellenbaum 	sa_loaded = B_FALSE;
18211d452cf5Sahrens 	return (0);
1822fa9e4066Sahrens }
1823fa9e4066Sahrens 
1824fa9e4066Sahrens /*
1825b24ab676SJeff Bonwick  * Block statistics.
1826fa9e4066Sahrens  */
1827fa9e4066Sahrens typedef struct zdb_blkstats {
1828fa9e4066Sahrens 	uint64_t	zb_asize;
1829fa9e4066Sahrens 	uint64_t	zb_lsize;
1830fa9e4066Sahrens 	uint64_t	zb_psize;
1831fa9e4066Sahrens 	uint64_t	zb_count;
1832fa9e4066Sahrens } zdb_blkstats_t;
1833fa9e4066Sahrens 
1834b24ab676SJeff Bonwick /*
1835b24ab676SJeff Bonwick  * Extended object types to report deferred frees and dedup auto-ditto blocks.
1836b24ab676SJeff Bonwick  */
1837b24ab676SJeff Bonwick #define	ZDB_OT_DEFERRED	(DMU_OT_NUMTYPES + 0)
1838b24ab676SJeff Bonwick #define	ZDB_OT_DITTO	(DMU_OT_NUMTYPES + 1)
1839b24ab676SJeff Bonwick #define	ZDB_OT_TOTAL	(DMU_OT_NUMTYPES + 2)
1840b24ab676SJeff Bonwick 
1841b24ab676SJeff Bonwick static char *zdb_ot_extname[] = {
1842b24ab676SJeff Bonwick 	"deferred free",
1843b24ab676SJeff Bonwick 	"dedup ditto",
1844b24ab676SJeff Bonwick 	"Total",
1845b24ab676SJeff Bonwick };
1846fa9e4066Sahrens 
184788b7b0f2SMatthew Ahrens #define	ZB_TOTAL	DN_MAX_LEVELS
1848fa9e4066Sahrens 
1849fa9e4066Sahrens typedef struct zdb_cb {
1850b24ab676SJeff Bonwick 	zdb_blkstats_t	zcb_type[ZB_TOTAL + 1][ZDB_OT_TOTAL + 1];
1851b24ab676SJeff Bonwick 	uint64_t	zcb_dedup_asize;
1852b24ab676SJeff Bonwick 	uint64_t	zcb_dedup_blocks;
1853fa9e4066Sahrens 	uint64_t	zcb_errors[256];
1854fa9e4066Sahrens 	int		zcb_readfails;
1855fa9e4066Sahrens 	int		zcb_haderrors;
1856fa9e4066Sahrens } zdb_cb_t;
1857fa9e4066Sahrens 
1858fa9e4066Sahrens static void
1859b24ab676SJeff Bonwick zdb_count_block(spa_t *spa, zilog_t *zilog, zdb_cb_t *zcb, const blkptr_t *bp,
1860b24ab676SJeff Bonwick     dmu_object_type_t type)
1861fa9e4066Sahrens {
1862b24ab676SJeff Bonwick 	uint64_t refcnt = 0;
1863b24ab676SJeff Bonwick 
1864b24ab676SJeff Bonwick 	ASSERT(type < ZDB_OT_TOTAL);
1865b24ab676SJeff Bonwick 
1866b24ab676SJeff Bonwick 	if (zilog && zil_bp_tree_add(zilog, bp) != 0)
1867b24ab676SJeff Bonwick 		return;
1868b24ab676SJeff Bonwick 
1869e14bb325SJeff Bonwick 	for (int i = 0; i < 4; i++) {
1870fa9e4066Sahrens 		int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL;
1871b24ab676SJeff Bonwick 		int t = (i & 1) ? type : ZDB_OT_TOTAL;
1872fa9e4066Sahrens 		zdb_blkstats_t *zb = &zcb->zcb_type[l][t];
1873fa9e4066Sahrens 
1874fa9e4066Sahrens 		zb->zb_asize += BP_GET_ASIZE(bp);
1875fa9e4066Sahrens 		zb->zb_lsize += BP_GET_LSIZE(bp);
1876fa9e4066Sahrens 		zb->zb_psize += BP_GET_PSIZE(bp);
1877fa9e4066Sahrens 		zb->zb_count++;
1878fa9e4066Sahrens 	}
1879fa9e4066Sahrens 
1880b24ab676SJeff Bonwick 	if (dump_opt['L'])
1881b24ab676SJeff Bonwick 		return;
1882b24ab676SJeff Bonwick 
1883b24ab676SJeff Bonwick 	if (BP_GET_DEDUP(bp)) {
1884b24ab676SJeff Bonwick 		ddt_t *ddt;
1885b24ab676SJeff Bonwick 		ddt_entry_t *dde;
1886b24ab676SJeff Bonwick 
1887b24ab676SJeff Bonwick 		ddt = ddt_select(spa, bp);
1888b24ab676SJeff Bonwick 		ddt_enter(ddt);
1889b24ab676SJeff Bonwick 		dde = ddt_lookup(ddt, bp, B_FALSE);
1890b24ab676SJeff Bonwick 
1891b24ab676SJeff Bonwick 		if (dde == NULL) {
1892b24ab676SJeff Bonwick 			refcnt = 0;
1893b24ab676SJeff Bonwick 		} else {
1894b24ab676SJeff Bonwick 			ddt_phys_t *ddp = ddt_phys_select(dde, bp);
1895b24ab676SJeff Bonwick 			ddt_phys_decref(ddp);
1896b24ab676SJeff Bonwick 			refcnt = ddp->ddp_refcnt;
1897b24ab676SJeff Bonwick 			if (ddt_phys_total_refcnt(dde) == 0)
1898b24ab676SJeff Bonwick 				ddt_remove(ddt, dde);
1899d41e7643Sek 		}
1900b24ab676SJeff Bonwick 		ddt_exit(ddt);
1901d41e7643Sek 	}
1902d41e7643Sek 
1903b24ab676SJeff Bonwick 	VERIFY3U(zio_wait(zio_claim(NULL, spa,
1904b24ab676SJeff Bonwick 	    refcnt ? 0 : spa_first_txg(spa),
1905b24ab676SJeff Bonwick 	    bp, NULL, NULL, ZIO_FLAG_CANFAIL)), ==, 0);
1906fa9e4066Sahrens }
1907fa9e4066Sahrens 
1908fa9e4066Sahrens static int
1909b24ab676SJeff Bonwick zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp,
1910b24ab676SJeff Bonwick     const zbookmark_t *zb, const dnode_phys_t *dnp, void *arg)
1911fa9e4066Sahrens {
1912fa9e4066Sahrens 	zdb_cb_t *zcb = arg;
1913fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
19146365109dSVictor Latushkin 	dmu_object_type_t type;
1915468c413aSTim Haley 	boolean_t is_metadata;
1916fa9e4066Sahrens 
191788b7b0f2SMatthew Ahrens 	if (bp == NULL)
191888b7b0f2SMatthew Ahrens 		return (0);
1919e14bb325SJeff Bonwick 
19206365109dSVictor Latushkin 	type = BP_GET_TYPE(bp);
1921e14bb325SJeff Bonwick 
1922b24ab676SJeff Bonwick 	zdb_count_block(spa, zilog, zcb, bp, type);
19236365109dSVictor Latushkin 
1924468c413aSTim Haley 	is_metadata = (BP_GET_LEVEL(bp) != 0 || dmu_ot[type].ot_metadata);
19256365109dSVictor Latushkin 
1926b24ab676SJeff Bonwick 	if (dump_opt['c'] > 1 || (dump_opt['c'] && is_metadata)) {
1927b24ab676SJeff Bonwick 		int ioerr;
1928468c413aSTim Haley 		size_t size = BP_GET_PSIZE(bp);
1929468c413aSTim Haley 		void *data = malloc(size);
1930b24ab676SJeff Bonwick 		int flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_SCRUB | ZIO_FLAG_RAW;
1931b24ab676SJeff Bonwick 
1932b24ab676SJeff Bonwick 		/* If it's an intent log block, failure is expected. */
1933b24ab676SJeff Bonwick 		if (zb->zb_level == ZB_ZIL_LEVEL)
1934b24ab676SJeff Bonwick 			flags |= ZIO_FLAG_SPECULATIVE;
1935b24ab676SJeff Bonwick 
1936b24ab676SJeff Bonwick 		ioerr = zio_wait(zio_read(NULL, spa, bp, data, size,
1937b24ab676SJeff Bonwick 		    NULL, NULL, ZIO_PRIORITY_ASYNC_READ, flags, zb));
1938b24ab676SJeff Bonwick 
193988b7b0f2SMatthew Ahrens 		free(data);
194088b7b0f2SMatthew Ahrens 
1941b24ab676SJeff Bonwick 		if (ioerr && !(flags & ZIO_FLAG_SPECULATIVE)) {
1942fa9e4066Sahrens 			zcb->zcb_haderrors = 1;
194388b7b0f2SMatthew Ahrens 			zcb->zcb_errors[ioerr]++;
1944fa9e4066Sahrens 
194588b7b0f2SMatthew Ahrens 			if (dump_opt['b'] >= 2)
1946b24ab676SJeff Bonwick 				sprintf_blkptr(blkbuf, bp);
194788b7b0f2SMatthew Ahrens 			else
194888b7b0f2SMatthew Ahrens 				blkbuf[0] = '\0';
194988b7b0f2SMatthew Ahrens 
1950b24ab676SJeff Bonwick 			(void) printf("zdb_blkptr_cb: "
1951b24ab676SJeff Bonwick 			    "Got error %d reading "
1952b24ab676SJeff Bonwick 			    "<%llu, %llu, %lld, %llx> %s -- skipping\n",
1953b24ab676SJeff Bonwick 			    ioerr,
1954b24ab676SJeff Bonwick 			    (u_longlong_t)zb->zb_objset,
1955b24ab676SJeff Bonwick 			    (u_longlong_t)zb->zb_object,
1956b24ab676SJeff Bonwick 			    (u_longlong_t)zb->zb_level,
1957b24ab676SJeff Bonwick 			    (u_longlong_t)zb->zb_blkid,
1958b24ab676SJeff Bonwick 			    blkbuf);
1959d41e7643Sek 		}
1960fa9e4066Sahrens 	}
1961fa9e4066Sahrens 
1962fa9e4066Sahrens 	zcb->zcb_readfails = 0;
1963fa9e4066Sahrens 
1964fa9e4066Sahrens 	if (dump_opt['b'] >= 4) {
1965b24ab676SJeff Bonwick 		sprintf_blkptr(blkbuf, bp);
1966b24ab676SJeff Bonwick 		(void) printf("objset %llu object %llu "
1967b24ab676SJeff Bonwick 		    "level %lld offset 0x%llx %s\n",
1968fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
1969fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
1970b24ab676SJeff Bonwick 		    (longlong_t)zb->zb_level,
1971b24ab676SJeff Bonwick 		    (u_longlong_t)blkid2offset(dnp, bp, zb),
197288b7b0f2SMatthew Ahrens 		    blkbuf);
1973fa9e4066Sahrens 	}
1974fa9e4066Sahrens 
1975fa9e4066Sahrens 	return (0);
1976fa9e4066Sahrens }
1977fa9e4066Sahrens 
1978b24ab676SJeff Bonwick static void
1979b24ab676SJeff Bonwick zdb_leak(space_map_t *sm, uint64_t start, uint64_t size)
1980b24ab676SJeff Bonwick {
1981b24ab676SJeff Bonwick 	vdev_t *vd = sm->sm_ppd;
1982b24ab676SJeff Bonwick 
1983b24ab676SJeff Bonwick 	(void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n",
1984b24ab676SJeff Bonwick 	    (u_longlong_t)vd->vdev_id, (u_longlong_t)start, (u_longlong_t)size);
1985b24ab676SJeff Bonwick }
1986b24ab676SJeff Bonwick 
1987b24ab676SJeff Bonwick /* ARGSUSED */
1988b24ab676SJeff Bonwick static void
1989b24ab676SJeff Bonwick zdb_space_map_load(space_map_t *sm)
1990b24ab676SJeff Bonwick {
1991b24ab676SJeff Bonwick }
1992b24ab676SJeff Bonwick 
1993b24ab676SJeff Bonwick static void
1994b24ab676SJeff Bonwick zdb_space_map_unload(space_map_t *sm)
1995b24ab676SJeff Bonwick {
1996b24ab676SJeff Bonwick 	space_map_vacate(sm, zdb_leak, sm);
1997b24ab676SJeff Bonwick }
1998b24ab676SJeff Bonwick 
1999b24ab676SJeff Bonwick /* ARGSUSED */
2000b24ab676SJeff Bonwick static void
2001b24ab676SJeff Bonwick zdb_space_map_claim(space_map_t *sm, uint64_t start, uint64_t size)
2002b24ab676SJeff Bonwick {
2003b24ab676SJeff Bonwick }
2004b24ab676SJeff Bonwick 
2005b24ab676SJeff Bonwick static space_map_ops_t zdb_space_map_ops = {
2006b24ab676SJeff Bonwick 	zdb_space_map_load,
2007b24ab676SJeff Bonwick 	zdb_space_map_unload,
2008b24ab676SJeff Bonwick 	NULL,	/* alloc */
2009b24ab676SJeff Bonwick 	zdb_space_map_claim,
2010b24ab676SJeff Bonwick 	NULL,	/* free */
2011b24ab676SJeff Bonwick 	NULL	/* maxsize */
2012b24ab676SJeff Bonwick };
2013b24ab676SJeff Bonwick 
2014b24ab676SJeff Bonwick static void
2015bbfd46c4SJeff Bonwick zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb)
2016b24ab676SJeff Bonwick {
2017bbfd46c4SJeff Bonwick 	ddt_bookmark_t ddb = { 0 };
2018b24ab676SJeff Bonwick 	ddt_entry_t dde;
2019b24ab676SJeff Bonwick 	int error;
2020b24ab676SJeff Bonwick 
2021bbfd46c4SJeff Bonwick 	while ((error = ddt_walk(spa, &ddb, &dde)) == 0) {
2022b24ab676SJeff Bonwick 		blkptr_t blk;
2023b24ab676SJeff Bonwick 		ddt_phys_t *ddp = dde.dde_phys;
2024bbfd46c4SJeff Bonwick 
2025bbfd46c4SJeff Bonwick 		if (ddb.ddb_class == DDT_CLASS_UNIQUE)
2026bbfd46c4SJeff Bonwick 			return;
2027bbfd46c4SJeff Bonwick 
2028b24ab676SJeff Bonwick 		ASSERT(ddt_phys_total_refcnt(&dde) > 1);
2029bbfd46c4SJeff Bonwick 
2030b24ab676SJeff Bonwick 		for (int p = 0; p < DDT_PHYS_TYPES; p++, ddp++) {
2031b24ab676SJeff Bonwick 			if (ddp->ddp_phys_birth == 0)
2032b24ab676SJeff Bonwick 				continue;
2033bbfd46c4SJeff Bonwick 			ddt_bp_create(ddb.ddb_checksum,
2034bbfd46c4SJeff Bonwick 			    &dde.dde_key, ddp, &blk);
2035b24ab676SJeff Bonwick 			if (p == DDT_PHYS_DITTO) {
2036bbfd46c4SJeff Bonwick 				zdb_count_block(spa, NULL, zcb, &blk,
2037b24ab676SJeff Bonwick 				    ZDB_OT_DITTO);
2038b24ab676SJeff Bonwick 			} else {
2039b24ab676SJeff Bonwick 				zcb->zcb_dedup_asize +=
2040b24ab676SJeff Bonwick 				    BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1);
2041b24ab676SJeff Bonwick 				zcb->zcb_dedup_blocks++;
2042b24ab676SJeff Bonwick 			}
2043b24ab676SJeff Bonwick 		}
2044b24ab676SJeff Bonwick 		if (!dump_opt['L']) {
2045bbfd46c4SJeff Bonwick 			ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum];
2046b24ab676SJeff Bonwick 			ddt_enter(ddt);
2047b24ab676SJeff Bonwick 			VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL);
2048b24ab676SJeff Bonwick 			ddt_exit(ddt);
2049b24ab676SJeff Bonwick 		}
2050b24ab676SJeff Bonwick 	}
2051b24ab676SJeff Bonwick 
2052b24ab676SJeff Bonwick 	ASSERT(error == ENOENT);
2053b24ab676SJeff Bonwick }
2054b24ab676SJeff Bonwick 
2055b24ab676SJeff Bonwick static void
2056b24ab676SJeff Bonwick zdb_leak_init(spa_t *spa, zdb_cb_t *zcb)
2057b24ab676SJeff Bonwick {
2058b24ab676SJeff Bonwick 	if (!dump_opt['L']) {
2059b24ab676SJeff Bonwick 		vdev_t *rvd = spa->spa_root_vdev;
2060b24ab676SJeff Bonwick 		for (int c = 0; c < rvd->vdev_children; c++) {
2061b24ab676SJeff Bonwick 			vdev_t *vd = rvd->vdev_child[c];
2062b24ab676SJeff Bonwick 			for (int m = 0; m < vd->vdev_ms_count; m++) {
2063b24ab676SJeff Bonwick 				metaslab_t *msp = vd->vdev_ms[m];
2064b24ab676SJeff Bonwick 				mutex_enter(&msp->ms_lock);
2065b24ab676SJeff Bonwick 				space_map_unload(&msp->ms_map);
2066b24ab676SJeff Bonwick 				VERIFY(space_map_load(&msp->ms_map,
2067b24ab676SJeff Bonwick 				    &zdb_space_map_ops, SM_ALLOC, &msp->ms_smo,
2068b24ab676SJeff Bonwick 				    spa->spa_meta_objset) == 0);
2069b24ab676SJeff Bonwick 				msp->ms_map.sm_ppd = vd;
2070b24ab676SJeff Bonwick 				mutex_exit(&msp->ms_lock);
2071b24ab676SJeff Bonwick 			}
2072b24ab676SJeff Bonwick 		}
2073b24ab676SJeff Bonwick 	}
2074b24ab676SJeff Bonwick 
2075b24ab676SJeff Bonwick 	spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER);
2076b24ab676SJeff Bonwick 
2077bbfd46c4SJeff Bonwick 	zdb_ddt_leak_init(spa, zcb);
2078b24ab676SJeff Bonwick 
2079b24ab676SJeff Bonwick 	spa_config_exit(spa, SCL_CONFIG, FTAG);
2080b24ab676SJeff Bonwick }
2081b24ab676SJeff Bonwick 
2082b24ab676SJeff Bonwick static void
2083b24ab676SJeff Bonwick zdb_leak_fini(spa_t *spa)
2084b24ab676SJeff Bonwick {
2085b24ab676SJeff Bonwick 	if (!dump_opt['L']) {
2086b24ab676SJeff Bonwick 		vdev_t *rvd = spa->spa_root_vdev;
2087b24ab676SJeff Bonwick 		for (int c = 0; c < rvd->vdev_children; c++) {
2088b24ab676SJeff Bonwick 			vdev_t *vd = rvd->vdev_child[c];
2089b24ab676SJeff Bonwick 			for (int m = 0; m < vd->vdev_ms_count; m++) {
2090b24ab676SJeff Bonwick 				metaslab_t *msp = vd->vdev_ms[m];
2091b24ab676SJeff Bonwick 				mutex_enter(&msp->ms_lock);
2092b24ab676SJeff Bonwick 				space_map_unload(&msp->ms_map);
2093b24ab676SJeff Bonwick 				mutex_exit(&msp->ms_lock);
2094b24ab676SJeff Bonwick 			}
2095b24ab676SJeff Bonwick 		}
2096b24ab676SJeff Bonwick 	}
2097b24ab676SJeff Bonwick }
2098b24ab676SJeff Bonwick 
2099fa9e4066Sahrens static int
2100fa9e4066Sahrens dump_block_stats(spa_t *spa)
2101fa9e4066Sahrens {
2102fa9e4066Sahrens 	zdb_cb_t zcb = { 0 };
2103fa9e4066Sahrens 	zdb_blkstats_t *zb, *tzb;
2104b24ab676SJeff Bonwick 	uint64_t norm_alloc, norm_space, total_alloc, total_found;
2105cd088ea4SVictor Latushkin 	int flags = TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA | TRAVERSE_HARD;
2106fa9e4066Sahrens 	int leaks = 0;
2107fa9e4066Sahrens 
2108b24ab676SJeff Bonwick 	(void) printf("\nTraversing all blocks %s%s%s%s%s...\n",
2109b24ab676SJeff Bonwick 	    (dump_opt['c'] || !dump_opt['L']) ? "to verify " : "",
2110b24ab676SJeff Bonwick 	    (dump_opt['c'] == 1) ? "metadata " : "",
2111b24ab676SJeff Bonwick 	    dump_opt['c'] ? "checksums " : "",
2112b24ab676SJeff Bonwick 	    (dump_opt['c'] && !dump_opt['L']) ? "and verify " : "",
2113b24ab676SJeff Bonwick 	    !dump_opt['L'] ? "nothing leaked " : "");
2114fa9e4066Sahrens 
2115fa9e4066Sahrens 	/*
2116e14bb325SJeff Bonwick 	 * Load all space maps as SM_ALLOC maps, then traverse the pool
2117e14bb325SJeff Bonwick 	 * claiming each block we discover.  If the pool is perfectly
2118e14bb325SJeff Bonwick 	 * consistent, the space maps will be empty when we're done.
2119e14bb325SJeff Bonwick 	 * Anything left over is a leak; any block we can't claim (because
2120e14bb325SJeff Bonwick 	 * it's not part of any space map) is a double allocation,
2121e14bb325SJeff Bonwick 	 * reference to a freed block, or an unclaimed log block.
2122fa9e4066Sahrens 	 */
2123b24ab676SJeff Bonwick 	zdb_leak_init(spa, &zcb);
2124fa9e4066Sahrens 
2125fa9e4066Sahrens 	/*
2126fa9e4066Sahrens 	 * If there's a deferred-free bplist, process that first.
2127fa9e4066Sahrens 	 */
2128b24ab676SJeff Bonwick 	if (spa->spa_deferred_bplist_obj != 0) {
2129b24ab676SJeff Bonwick 		bplist_t *bpl = &spa->spa_deferred_bplist;
2130fa9e4066Sahrens 		blkptr_t blk;
2131fa9e4066Sahrens 		uint64_t itor = 0;
2132fa9e4066Sahrens 
2133ea8dc4b6Seschrock 		VERIFY(0 == bplist_open(bpl, spa->spa_meta_objset,
2134b24ab676SJeff Bonwick 		    spa->spa_deferred_bplist_obj));
2135fa9e4066Sahrens 
2136fa9e4066Sahrens 		while (bplist_iterate(bpl, &itor, &blk) == 0) {
2137fa9e4066Sahrens 			if (dump_opt['b'] >= 4) {
2138fbabab8fSmaybee 				char blkbuf[BP_SPRINTF_LEN];
2139b24ab676SJeff Bonwick 				sprintf_blkptr(blkbuf, &blk);
2140fa9e4066Sahrens 				(void) printf("[%s] %s\n",
2141fa9e4066Sahrens 				    "deferred free", blkbuf);
2142fa9e4066Sahrens 			}
2143b24ab676SJeff Bonwick 			zdb_count_block(spa, NULL, &zcb, &blk, ZDB_OT_DEFERRED);
2144fa9e4066Sahrens 		}
2145fa9e4066Sahrens 
2146fa9e4066Sahrens 		bplist_close(bpl);
2147fa9e4066Sahrens 	}
2148fa9e4066Sahrens 
2149bbfd46c4SJeff Bonwick 	if (dump_opt['c'] > 1)
2150bbfd46c4SJeff Bonwick 		flags |= TRAVERSE_PREFETCH_DATA;
2151bbfd46c4SJeff Bonwick 
2152bbfd46c4SJeff Bonwick 	zcb.zcb_haderrors |= traverse_pool(spa, 0, flags, zdb_blkptr_cb, &zcb);
2153fa9e4066Sahrens 
2154b24ab676SJeff Bonwick 	if (zcb.zcb_haderrors) {
2155fa9e4066Sahrens 		(void) printf("\nError counts:\n\n");
2156fa9e4066Sahrens 		(void) printf("\t%5s  %s\n", "errno", "count");
2157b24ab676SJeff Bonwick 		for (int e = 0; e < 256; e++) {
2158fa9e4066Sahrens 			if (zcb.zcb_errors[e] != 0) {
2159fa9e4066Sahrens 				(void) printf("\t%5d  %llu\n",
2160fa9e4066Sahrens 				    e, (u_longlong_t)zcb.zcb_errors[e]);
2161fa9e4066Sahrens 			}
2162fa9e4066Sahrens 		}
2163fa9e4066Sahrens 	}
2164fa9e4066Sahrens 
2165fa9e4066Sahrens 	/*
2166fa9e4066Sahrens 	 * Report any leaked segments.
2167fa9e4066Sahrens 	 */
2168b24ab676SJeff Bonwick 	zdb_leak_fini(spa);
2169fa9e4066Sahrens 
2170b24ab676SJeff Bonwick 	tzb = &zcb.zcb_type[ZB_TOTAL][ZDB_OT_TOTAL];
21718654d025Sperrin 
2172b24ab676SJeff Bonwick 	norm_alloc = metaslab_class_get_alloc(spa_normal_class(spa));
2173b24ab676SJeff Bonwick 	norm_space = metaslab_class_get_space(spa_normal_class(spa));
21748654d025Sperrin 
2175b24ab676SJeff Bonwick 	total_alloc = norm_alloc + metaslab_class_get_alloc(spa_log_class(spa));
2176b24ab676SJeff Bonwick 	total_found = tzb->zb_asize - zcb.zcb_dedup_asize;
2177fa9e4066Sahrens 
2178b24ab676SJeff Bonwick 	if (total_found == total_alloc) {
217982a0a985SVictor Latushkin 		if (!dump_opt['L'])
218082a0a985SVictor Latushkin 			(void) printf("\n\tNo leaks (block sum matches space"
218182a0a985SVictor Latushkin 			    " maps exactly)\n");
2182fa9e4066Sahrens 	} else {
2183fa9e4066Sahrens 		(void) printf("block traversal size %llu != alloc %llu "
218482a0a985SVictor Latushkin 		    "(%s %lld)\n",
2185b24ab676SJeff Bonwick 		    (u_longlong_t)total_found,
2186b24ab676SJeff Bonwick 		    (u_longlong_t)total_alloc,
218782a0a985SVictor Latushkin 		    (dump_opt['L']) ? "unreachable" : "leaked",
2188b24ab676SJeff Bonwick 		    (longlong_t)(total_alloc - total_found));
2189fa9e4066Sahrens 		leaks = 1;
2190fa9e4066Sahrens 	}
2191fa9e4066Sahrens 
2192fa9e4066Sahrens 	if (tzb->zb_count == 0)
2193fa9e4066Sahrens 		return (2);
2194fa9e4066Sahrens 
2195fa9e4066Sahrens 	(void) printf("\n");
2196fa9e4066Sahrens 	(void) printf("\tbp count:      %10llu\n",
2197fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_count);
2198b24ab676SJeff Bonwick 	(void) printf("\tbp logical:    %10llu      avg: %6llu\n",
2199fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_lsize,
2200fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_lsize / tzb->zb_count));
2201b24ab676SJeff Bonwick 	(void) printf("\tbp physical:   %10llu      avg:"
2202b24ab676SJeff Bonwick 	    " %6llu     compression: %6.2f\n",
2203fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_psize,
2204fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_psize / tzb->zb_count),
2205fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_psize);
2206b24ab676SJeff Bonwick 	(void) printf("\tbp allocated:  %10llu      avg:"
2207b24ab676SJeff Bonwick 	    " %6llu     compression: %6.2f\n",
2208fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_asize,
2209fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_asize / tzb->zb_count),
2210fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_asize);
2211b24ab676SJeff Bonwick 	(void) printf("\tbp deduped:    %10llu    ref>1:"
2212b24ab676SJeff Bonwick 	    " %6llu   deduplication: %6.2f\n",
2213b24ab676SJeff Bonwick 	    (u_longlong_t)zcb.zcb_dedup_asize,
2214b24ab676SJeff Bonwick 	    (u_longlong_t)zcb.zcb_dedup_blocks,
2215b24ab676SJeff Bonwick 	    (double)zcb.zcb_dedup_asize / tzb->zb_asize + 1.0);
2216b24ab676SJeff Bonwick 	(void) printf("\tSPA allocated: %10llu     used: %5.2f%%\n",
2217b24ab676SJeff Bonwick 	    (u_longlong_t)norm_alloc, 100.0 * norm_alloc / norm_space);
2218fa9e4066Sahrens 
2219fa9e4066Sahrens 	if (dump_opt['b'] >= 2) {
2220fa9e4066Sahrens 		int l, t, level;
2221fa9e4066Sahrens 		(void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE"
2222fa9e4066Sahrens 		    "\t  avg\t comp\t%%Total\tType\n");
2223fa9e4066Sahrens 
2224b24ab676SJeff Bonwick 		for (t = 0; t <= ZDB_OT_TOTAL; t++) {
2225fa9e4066Sahrens 			char csize[6], lsize[6], psize[6], asize[6], avg[6];
2226fa9e4066Sahrens 			char *typename;
2227fa9e4066Sahrens 
2228b24ab676SJeff Bonwick 			if (t < DMU_OT_NUMTYPES)
2229b24ab676SJeff Bonwick 				typename = dmu_ot[t].ot_name;
2230b24ab676SJeff Bonwick 			else
2231b24ab676SJeff Bonwick 				typename = zdb_ot_extname[t - DMU_OT_NUMTYPES];
2232fa9e4066Sahrens 
2233fa9e4066Sahrens 			if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) {
2234fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s"
2235fa9e4066Sahrens 				    "\t%5s\t%5s\t%6s\t%s\n",
2236fa9e4066Sahrens 				    "-",
2237fa9e4066Sahrens 				    "-",
2238fa9e4066Sahrens 				    "-",
2239fa9e4066Sahrens 				    "-",
2240fa9e4066Sahrens 				    "-",
2241fa9e4066Sahrens 				    "-",
2242fa9e4066Sahrens 				    "-",
2243fa9e4066Sahrens 				    typename);
2244fa9e4066Sahrens 				continue;
2245fa9e4066Sahrens 			}
2246fa9e4066Sahrens 
2247fa9e4066Sahrens 			for (l = ZB_TOTAL - 1; l >= -1; l--) {
2248fa9e4066Sahrens 				level = (l == -1 ? ZB_TOTAL : l);
2249fa9e4066Sahrens 				zb = &zcb.zcb_type[level][t];
2250fa9e4066Sahrens 
2251fa9e4066Sahrens 				if (zb->zb_asize == 0)
2252fa9e4066Sahrens 					continue;
2253fa9e4066Sahrens 
2254fa9e4066Sahrens 				if (dump_opt['b'] < 3 && level != ZB_TOTAL)
2255fa9e4066Sahrens 					continue;
2256fa9e4066Sahrens 
2257fa9e4066Sahrens 				if (level == 0 && zb->zb_asize ==
2258fa9e4066Sahrens 				    zcb.zcb_type[ZB_TOTAL][t].zb_asize)
2259fa9e4066Sahrens 					continue;
2260fa9e4066Sahrens 
2261fa9e4066Sahrens 				nicenum(zb->zb_count, csize);
2262fa9e4066Sahrens 				nicenum(zb->zb_lsize, lsize);
2263fa9e4066Sahrens 				nicenum(zb->zb_psize, psize);
2264fa9e4066Sahrens 				nicenum(zb->zb_asize, asize);
2265fa9e4066Sahrens 				nicenum(zb->zb_asize / zb->zb_count, avg);
2266fa9e4066Sahrens 
2267fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s\t%5s"
2268fa9e4066Sahrens 				    "\t%5.2f\t%6.2f\t",
2269fa9e4066Sahrens 				    csize, lsize, psize, asize, avg,
2270fa9e4066Sahrens 				    (double)zb->zb_lsize / zb->zb_psize,
2271fa9e4066Sahrens 				    100.0 * zb->zb_asize / tzb->zb_asize);
2272fa9e4066Sahrens 
2273fa9e4066Sahrens 				if (level == ZB_TOTAL)
2274fa9e4066Sahrens 					(void) printf("%s\n", typename);
2275fa9e4066Sahrens 				else
2276fa9e4066Sahrens 					(void) printf("    L%d %s\n",
2277fa9e4066Sahrens 					    level, typename);
2278fa9e4066Sahrens 			}
2279fa9e4066Sahrens 		}
2280fa9e4066Sahrens 	}
2281fa9e4066Sahrens 
2282fa9e4066Sahrens 	(void) printf("\n");
2283fa9e4066Sahrens 
2284fa9e4066Sahrens 	if (leaks)
2285fa9e4066Sahrens 		return (2);
2286fa9e4066Sahrens 
2287fa9e4066Sahrens 	if (zcb.zcb_haderrors)
2288fa9e4066Sahrens 		return (3);
2289fa9e4066Sahrens 
2290fa9e4066Sahrens 	return (0);
2291fa9e4066Sahrens }
2292fa9e4066Sahrens 
2293b24ab676SJeff Bonwick typedef struct zdb_ddt_entry {
2294b24ab676SJeff Bonwick 	ddt_key_t	zdde_key;
2295b24ab676SJeff Bonwick 	uint64_t	zdde_ref_blocks;
2296b24ab676SJeff Bonwick 	uint64_t	zdde_ref_lsize;
2297b24ab676SJeff Bonwick 	uint64_t	zdde_ref_psize;
2298b24ab676SJeff Bonwick 	uint64_t	zdde_ref_dsize;
2299b24ab676SJeff Bonwick 	avl_node_t	zdde_node;
2300b24ab676SJeff Bonwick } zdb_ddt_entry_t;
2301b24ab676SJeff Bonwick 
2302b24ab676SJeff Bonwick /* ARGSUSED */
2303b24ab676SJeff Bonwick static int
2304b24ab676SJeff Bonwick zdb_ddt_add_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp,
2305b24ab676SJeff Bonwick     const zbookmark_t *zb, const dnode_phys_t *dnp, void *arg)
2306b24ab676SJeff Bonwick {
2307b24ab676SJeff Bonwick 	avl_tree_t *t = arg;
2308b24ab676SJeff Bonwick 	avl_index_t where;
2309b24ab676SJeff Bonwick 	zdb_ddt_entry_t *zdde, zdde_search;
2310b24ab676SJeff Bonwick 
2311b24ab676SJeff Bonwick 	if (bp == NULL)
2312b24ab676SJeff Bonwick 		return (0);
2313b24ab676SJeff Bonwick 
2314b24ab676SJeff Bonwick 	if (dump_opt['S'] > 1 && zb->zb_level == ZB_ROOT_LEVEL) {
2315b24ab676SJeff Bonwick 		(void) printf("traversing objset %llu, %llu objects, "
2316b24ab676SJeff Bonwick 		    "%lu blocks so far\n",
2317b24ab676SJeff Bonwick 		    (u_longlong_t)zb->zb_objset,
2318b24ab676SJeff Bonwick 		    (u_longlong_t)bp->blk_fill,
2319b24ab676SJeff Bonwick 		    avl_numnodes(t));
2320b24ab676SJeff Bonwick 	}
2321b24ab676SJeff Bonwick 
2322bbfd46c4SJeff Bonwick 	if (BP_IS_HOLE(bp) || BP_GET_CHECKSUM(bp) == ZIO_CHECKSUM_OFF ||
2323bbfd46c4SJeff Bonwick 	    BP_GET_LEVEL(bp) > 0 || dmu_ot[BP_GET_TYPE(bp)].ot_metadata)
2324b24ab676SJeff Bonwick 		return (0);
2325b24ab676SJeff Bonwick 
2326b24ab676SJeff Bonwick 	ddt_key_fill(&zdde_search.zdde_key, bp);
2327b24ab676SJeff Bonwick 
2328b24ab676SJeff Bonwick 	zdde = avl_find(t, &zdde_search, &where);
2329b24ab676SJeff Bonwick 
2330b24ab676SJeff Bonwick 	if (zdde == NULL) {
2331b24ab676SJeff Bonwick 		zdde = umem_zalloc(sizeof (*zdde), UMEM_NOFAIL);
2332b24ab676SJeff Bonwick 		zdde->zdde_key = zdde_search.zdde_key;
2333b24ab676SJeff Bonwick 		avl_insert(t, zdde, where);
2334b24ab676SJeff Bonwick 	}
2335b24ab676SJeff Bonwick 
2336b24ab676SJeff Bonwick 	zdde->zdde_ref_blocks += 1;
2337b24ab676SJeff Bonwick 	zdde->zdde_ref_lsize += BP_GET_LSIZE(bp);
2338b24ab676SJeff Bonwick 	zdde->zdde_ref_psize += BP_GET_PSIZE(bp);
2339b24ab676SJeff Bonwick 	zdde->zdde_ref_dsize += bp_get_dsize_sync(spa, bp);
2340b24ab676SJeff Bonwick 
2341b24ab676SJeff Bonwick 	return (0);
2342b24ab676SJeff Bonwick }
2343b24ab676SJeff Bonwick 
2344b24ab676SJeff Bonwick static void
2345b24ab676SJeff Bonwick dump_simulated_ddt(spa_t *spa)
2346b24ab676SJeff Bonwick {
2347b24ab676SJeff Bonwick 	avl_tree_t t;
2348b24ab676SJeff Bonwick 	void *cookie = NULL;
2349b24ab676SJeff Bonwick 	zdb_ddt_entry_t *zdde;
2350b24ab676SJeff Bonwick 	ddt_histogram_t ddh_total = { 0 };
2351b24ab676SJeff Bonwick 	ddt_stat_t dds_total = { 0 };
2352b24ab676SJeff Bonwick 
2353b24ab676SJeff Bonwick 	avl_create(&t, ddt_entry_compare,
2354b24ab676SJeff Bonwick 	    sizeof (zdb_ddt_entry_t), offsetof(zdb_ddt_entry_t, zdde_node));
2355b24ab676SJeff Bonwick 
2356b24ab676SJeff Bonwick 	spa_config_enter(spa, SCL_CONFIG, FTAG, RW_READER);
2357b24ab676SJeff Bonwick 
2358bbfd46c4SJeff Bonwick 	(void) traverse_pool(spa, 0, TRAVERSE_PRE | TRAVERSE_PREFETCH_METADATA,
2359bbfd46c4SJeff Bonwick 	    zdb_ddt_add_cb, &t);
2360b24ab676SJeff Bonwick 
2361b24ab676SJeff Bonwick 	spa_config_exit(spa, SCL_CONFIG, FTAG);
2362b24ab676SJeff Bonwick 
2363b24ab676SJeff Bonwick 	while ((zdde = avl_destroy_nodes(&t, &cookie)) != NULL) {
2364b24ab676SJeff Bonwick 		ddt_stat_t dds;
2365b24ab676SJeff Bonwick 		uint64_t refcnt = zdde->zdde_ref_blocks;
2366b24ab676SJeff Bonwick 		ASSERT(refcnt != 0);
2367b24ab676SJeff Bonwick 
2368b24ab676SJeff Bonwick 		dds.dds_blocks = zdde->zdde_ref_blocks / refcnt;
2369b24ab676SJeff Bonwick 		dds.dds_lsize = zdde->zdde_ref_lsize / refcnt;
2370b24ab676SJeff Bonwick 		dds.dds_psize = zdde->zdde_ref_psize / refcnt;
2371b24ab676SJeff Bonwick 		dds.dds_dsize = zdde->zdde_ref_dsize / refcnt;
2372b24ab676SJeff Bonwick 
2373b24ab676SJeff Bonwick 		dds.dds_ref_blocks = zdde->zdde_ref_blocks;
2374b24ab676SJeff Bonwick 		dds.dds_ref_lsize = zdde->zdde_ref_lsize;
2375b24ab676SJeff Bonwick 		dds.dds_ref_psize = zdde->zdde_ref_psize;
2376b24ab676SJeff Bonwick 		dds.dds_ref_dsize = zdde->zdde_ref_dsize;
2377b24ab676SJeff Bonwick 
2378b24ab676SJeff Bonwick 		ddt_stat_add(&ddh_total.ddh_stat[highbit(refcnt) - 1], &dds, 0);
2379b24ab676SJeff Bonwick 
2380b24ab676SJeff Bonwick 		umem_free(zdde, sizeof (*zdde));
2381b24ab676SJeff Bonwick 	}
2382b24ab676SJeff Bonwick 
2383b24ab676SJeff Bonwick 	avl_destroy(&t);
2384b24ab676SJeff Bonwick 
2385b24ab676SJeff Bonwick 	ddt_histogram_stat(&dds_total, &ddh_total);
2386b24ab676SJeff Bonwick 
2387b24ab676SJeff Bonwick 	(void) printf("Simulated DDT histogram:\n");
2388b24ab676SJeff Bonwick 
23899eb19f4dSGeorge Wilson 	zpool_dump_ddt(&dds_total, &ddh_total);
2390b24ab676SJeff Bonwick 
2391b24ab676SJeff Bonwick 	dump_dedup_ratio(&dds_total);
2392b24ab676SJeff Bonwick }
2393b24ab676SJeff Bonwick 
2394fa9e4066Sahrens static void
2395fa9e4066Sahrens dump_zpool(spa_t *spa)
2396fa9e4066Sahrens {
2397fa9e4066Sahrens 	dsl_pool_t *dp = spa_get_dsl(spa);
2398fa9e4066Sahrens 	int rc = 0;
2399fa9e4066Sahrens 
2400b24ab676SJeff Bonwick 	if (dump_opt['S']) {
2401b24ab676SJeff Bonwick 		dump_simulated_ddt(spa);
2402b24ab676SJeff Bonwick 		return;
2403b24ab676SJeff Bonwick 	}
2404b24ab676SJeff Bonwick 
240507428bdfSVictor Latushkin 	if (!dump_opt['e'] && dump_opt['C'] > 1) {
240607428bdfSVictor Latushkin 		(void) printf("\nCached configuration:\n");
240707428bdfSVictor Latushkin 		dump_nvlist(spa->spa_config, 8);
240807428bdfSVictor Latushkin 	}
240907428bdfSVictor Latushkin 
241007428bdfSVictor Latushkin 	if (dump_opt['C'])
241107428bdfSVictor Latushkin 		dump_config(spa);
241207428bdfSVictor Latushkin 
2413fa9e4066Sahrens 	if (dump_opt['u'])
241453b9a4a9SVictor Latushkin 		dump_uberblock(&spa->spa_uberblock, "\nUberblock:\n", "\n");
2415fa9e4066Sahrens 
2416b24ab676SJeff Bonwick 	if (dump_opt['D'])
2417b24ab676SJeff Bonwick 		dump_all_ddts(spa);
2418b24ab676SJeff Bonwick 
241987219db7SVictor Latushkin 	if (dump_opt['d'] > 2 || dump_opt['m'])
242087219db7SVictor Latushkin 		dump_metaslabs(spa);
242187219db7SVictor Latushkin 
242287219db7SVictor Latushkin 	if (dump_opt['d'] || dump_opt['i']) {
2423fa9e4066Sahrens 		dump_dir(dp->dp_meta_objset);
2424fa9e4066Sahrens 		if (dump_opt['d'] >= 3) {
2425fa9e4066Sahrens 			dump_bplist(dp->dp_meta_objset,
2426b24ab676SJeff Bonwick 			    spa->spa_deferred_bplist_obj, "Deferred frees");
2427fa9e4066Sahrens 			dump_dtl(spa->spa_root_vdev, 0);
2428fa9e4066Sahrens 		}
242907428bdfSVictor Latushkin 		(void) dmu_objset_find(spa_name(spa), dump_one_dir,
243007428bdfSVictor Latushkin 		    NULL, DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN);
2431fa9e4066Sahrens 	}
2432b24ab676SJeff Bonwick 	if (dump_opt['b'] || dump_opt['c'])
2433fa9e4066Sahrens 		rc = dump_block_stats(spa);
2434fa9e4066Sahrens 
2435fa9e4066Sahrens 	if (dump_opt['s'])
2436fa9e4066Sahrens 		show_pool_stats(spa);
2437fa9e4066Sahrens 
24388f18d1faSGeorge Wilson 	if (dump_opt['h'])
24398f18d1faSGeorge Wilson 		dump_history(spa);
24408f18d1faSGeorge Wilson 
2441fa9e4066Sahrens 	if (rc != 0)
2442fa9e4066Sahrens 		exit(rc);
2443fa9e4066Sahrens }
2444fa9e4066Sahrens 
244544cd46caSbillm #define	ZDB_FLAG_CHECKSUM	0x0001
244644cd46caSbillm #define	ZDB_FLAG_DECOMPRESS	0x0002
244744cd46caSbillm #define	ZDB_FLAG_BSWAP		0x0004
244844cd46caSbillm #define	ZDB_FLAG_GBH		0x0008
244944cd46caSbillm #define	ZDB_FLAG_INDIRECT	0x0010
245044cd46caSbillm #define	ZDB_FLAG_PHYS		0x0020
245144cd46caSbillm #define	ZDB_FLAG_RAW		0x0040
245244cd46caSbillm #define	ZDB_FLAG_PRINT_BLKPTR	0x0080
245344cd46caSbillm 
245444cd46caSbillm int flagbits[256];
245544cd46caSbillm 
245644cd46caSbillm static void
245744cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags)
245844cd46caSbillm {
2459b24ab676SJeff Bonwick 	char blkbuf[BP_SPRINTF_LEN];
246044cd46caSbillm 
246144cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
246244cd46caSbillm 		byteswap_uint64_array((void *)bp, sizeof (blkptr_t));
2463b24ab676SJeff Bonwick 
2464b24ab676SJeff Bonwick 	sprintf_blkptr(blkbuf, bp);
2465b24ab676SJeff Bonwick 	(void) printf("%s\n", blkbuf);
246644cd46caSbillm }
246744cd46caSbillm 
246844cd46caSbillm static void
246944cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags)
247044cd46caSbillm {
247144cd46caSbillm 	int i;
247244cd46caSbillm 
247344cd46caSbillm 	for (i = 0; i < nbps; i++)
247444cd46caSbillm 		zdb_print_blkptr(&bp[i], flags);
247544cd46caSbillm }
247644cd46caSbillm 
247744cd46caSbillm static void
247844cd46caSbillm zdb_dump_gbh(void *buf, int flags)
247944cd46caSbillm {
248044cd46caSbillm 	zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags);
248144cd46caSbillm }
248244cd46caSbillm 
248344cd46caSbillm static void
248444cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags)
248544cd46caSbillm {
248644cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
248744cd46caSbillm 		byteswap_uint64_array(buf, size);
2488b24ab676SJeff Bonwick 	(void) write(1, buf, size);
248944cd46caSbillm }
249044cd46caSbillm 
249144cd46caSbillm static void
249244cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags)
249344cd46caSbillm {
249444cd46caSbillm 	uint64_t *d = (uint64_t *)buf;
249544cd46caSbillm 	int nwords = size / sizeof (uint64_t);
249644cd46caSbillm 	int do_bswap = !!(flags & ZDB_FLAG_BSWAP);
249744cd46caSbillm 	int i, j;
249844cd46caSbillm 	char *hdr, *c;
249944cd46caSbillm 
250044cd46caSbillm 
250144cd46caSbillm 	if (do_bswap)
250244cd46caSbillm 		hdr = " 7 6 5 4 3 2 1 0   f e d c b a 9 8";
250344cd46caSbillm 	else
250444cd46caSbillm 		hdr = " 0 1 2 3 4 5 6 7   8 9 a b c d e f";
250544cd46caSbillm 
250644cd46caSbillm 	(void) printf("\n%s\n%6s   %s  0123456789abcdef\n", label, "", hdr);
250744cd46caSbillm 
250844cd46caSbillm 	for (i = 0; i < nwords; i += 2) {
250944cd46caSbillm 		(void) printf("%06llx:  %016llx  %016llx  ",
251044cd46caSbillm 		    (u_longlong_t)(i * sizeof (uint64_t)),
251144cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]),
251244cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1]));
251344cd46caSbillm 
251444cd46caSbillm 		c = (char *)&d[i];
251544cd46caSbillm 		for (j = 0; j < 2 * sizeof (uint64_t); j++)
251644cd46caSbillm 			(void) printf("%c", isprint(c[j]) ? c[j] : '.');
251744cd46caSbillm 		(void) printf("\n");
251844cd46caSbillm 	}
251944cd46caSbillm }
252044cd46caSbillm 
252144cd46caSbillm /*
252244cd46caSbillm  * There are two acceptable formats:
252344cd46caSbillm  *	leaf_name	  - For example: c1t0d0 or /tmp/ztest.0a
252444cd46caSbillm  *	child[.child]*    - For example: 0.1.1
252544cd46caSbillm  *
252644cd46caSbillm  * The second form can be used to specify arbitrary vdevs anywhere
252744cd46caSbillm  * in the heirarchy.  For example, in a pool with a mirror of
252844cd46caSbillm  * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 .
252944cd46caSbillm  */
253044cd46caSbillm static vdev_t *
253144cd46caSbillm zdb_vdev_lookup(vdev_t *vdev, char *path)
253244cd46caSbillm {
253344cd46caSbillm 	char *s, *p, *q;
253444cd46caSbillm 	int i;
253544cd46caSbillm 
253644cd46caSbillm 	if (vdev == NULL)
253744cd46caSbillm 		return (NULL);
253844cd46caSbillm 
253944cd46caSbillm 	/* First, assume the x.x.x.x format */
254044cd46caSbillm 	i = (int)strtoul(path, &s, 10);
254144cd46caSbillm 	if (s == path || (s && *s != '.' && *s != '\0'))
254244cd46caSbillm 		goto name;
254344cd46caSbillm 	if (i < 0 || i >= vdev->vdev_children)
254444cd46caSbillm 		return (NULL);
254544cd46caSbillm 
254644cd46caSbillm 	vdev = vdev->vdev_child[i];
254744cd46caSbillm 	if (*s == '\0')
254844cd46caSbillm 		return (vdev);
254944cd46caSbillm 	return (zdb_vdev_lookup(vdev, s+1));
255044cd46caSbillm 
255144cd46caSbillm name:
255244cd46caSbillm 	for (i = 0; i < vdev->vdev_children; i++) {
255344cd46caSbillm 		vdev_t *vc = vdev->vdev_child[i];
255444cd46caSbillm 
255544cd46caSbillm 		if (vc->vdev_path == NULL) {
255644cd46caSbillm 			vc = zdb_vdev_lookup(vc, path);
255744cd46caSbillm 			if (vc == NULL)
255844cd46caSbillm 				continue;
255944cd46caSbillm 			else
256044cd46caSbillm 				return (vc);
256144cd46caSbillm 		}
256244cd46caSbillm 
256344cd46caSbillm 		p = strrchr(vc->vdev_path, '/');
256444cd46caSbillm 		p = p ? p + 1 : vc->vdev_path;
256544cd46caSbillm 		q = &vc->vdev_path[strlen(vc->vdev_path) - 2];
256644cd46caSbillm 
256744cd46caSbillm 		if (strcmp(vc->vdev_path, path) == 0)
256844cd46caSbillm 			return (vc);
256944cd46caSbillm 		if (strcmp(p, path) == 0)
257044cd46caSbillm 			return (vc);
257144cd46caSbillm 		if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0)
257244cd46caSbillm 			return (vc);
257344cd46caSbillm 	}
257444cd46caSbillm 
257544cd46caSbillm 	return (NULL);
257644cd46caSbillm }
257744cd46caSbillm 
257844cd46caSbillm /*
257944cd46caSbillm  * Read a block from a pool and print it out.  The syntax of the
258044cd46caSbillm  * block descriptor is:
258144cd46caSbillm  *
258244cd46caSbillm  *	pool:vdev_specifier:offset:size[:flags]
258344cd46caSbillm  *
258444cd46caSbillm  *	pool           - The name of the pool you wish to read from
258544cd46caSbillm  *	vdev_specifier - Which vdev (see comment for zdb_vdev_lookup)
258644cd46caSbillm  *	offset         - offset, in hex, in bytes
258744cd46caSbillm  *	size           - Amount of data to read, in hex, in bytes
258844cd46caSbillm  *	flags          - A string of characters specifying options
258944cd46caSbillm  *		 b: Decode a blkptr at given offset within block
259044cd46caSbillm  *		*c: Calculate and display checksums
2591b24ab676SJeff Bonwick  *		 d: Decompress data before dumping
259244cd46caSbillm  *		 e: Byteswap data before dumping
2593b24ab676SJeff Bonwick  *		 g: Display data as a gang block header
2594b24ab676SJeff Bonwick  *		 i: Display as an indirect block
259544cd46caSbillm  *		 p: Do I/O to physical offset
259644cd46caSbillm  *		 r: Dump raw data to stdout
259744cd46caSbillm  *
259844cd46caSbillm  *              * = not yet implemented
259944cd46caSbillm  */
260044cd46caSbillm static void
260107428bdfSVictor Latushkin zdb_read_block(char *thing, spa_t *spa)
260244cd46caSbillm {
2603b24ab676SJeff Bonwick 	blkptr_t blk, *bp = &blk;
2604b24ab676SJeff Bonwick 	dva_t *dva = bp->blk_dva;
260544cd46caSbillm 	int flags = 0;
2606b24ab676SJeff Bonwick 	uint64_t offset = 0, size = 0, psize = 0, lsize = 0, blkptr_offset = 0;
260744cd46caSbillm 	zio_t *zio;
260844cd46caSbillm 	vdev_t *vd;
2609b24ab676SJeff Bonwick 	void *pbuf, *lbuf, *buf;
261007428bdfSVictor Latushkin 	char *s, *p, *dup, *vdev, *flagstr;
2611b24ab676SJeff Bonwick 	int i, error;
261244cd46caSbillm 
261344cd46caSbillm 	dup = strdup(thing);
261444cd46caSbillm 	s = strtok(dup, ":");
261544cd46caSbillm 	vdev = s ? s : "";
261644cd46caSbillm 	s = strtok(NULL, ":");
261744cd46caSbillm 	offset = strtoull(s ? s : "", NULL, 16);
261844cd46caSbillm 	s = strtok(NULL, ":");
261944cd46caSbillm 	size = strtoull(s ? s : "", NULL, 16);
262044cd46caSbillm 	s = strtok(NULL, ":");
262144cd46caSbillm 	flagstr = s ? s : "";
262244cd46caSbillm 
262344cd46caSbillm 	s = NULL;
262444cd46caSbillm 	if (size == 0)
262544cd46caSbillm 		s = "size must not be zero";
262644cd46caSbillm 	if (!IS_P2ALIGNED(size, DEV_BSIZE))
262744cd46caSbillm 		s = "size must be a multiple of sector size";
262844cd46caSbillm 	if (!IS_P2ALIGNED(offset, DEV_BSIZE))
262944cd46caSbillm 		s = "offset must be a multiple of sector size";
263044cd46caSbillm 	if (s) {
263144cd46caSbillm 		(void) printf("Invalid block specifier: %s  - %s\n", thing, s);
263244cd46caSbillm 		free(dup);
263344cd46caSbillm 		return;
263444cd46caSbillm 	}
263544cd46caSbillm 
263644cd46caSbillm 	for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) {
263744cd46caSbillm 		for (i = 0; flagstr[i]; i++) {
26385ad82045Snd 			int bit = flagbits[(uchar_t)flagstr[i]];
263944cd46caSbillm 
264044cd46caSbillm 			if (bit == 0) {
264144cd46caSbillm 				(void) printf("***Invalid flag: %c\n",
264244cd46caSbillm 				    flagstr[i]);
264344cd46caSbillm 				continue;
264444cd46caSbillm 			}
264544cd46caSbillm 			flags |= bit;
264644cd46caSbillm 
264744cd46caSbillm 			/* If it's not something with an argument, keep going */
2648b24ab676SJeff Bonwick 			if ((bit & (ZDB_FLAG_CHECKSUM |
264944cd46caSbillm 			    ZDB_FLAG_PRINT_BLKPTR)) == 0)
265044cd46caSbillm 				continue;
265144cd46caSbillm 
265244cd46caSbillm 			p = &flagstr[i + 1];
265344cd46caSbillm 			if (bit == ZDB_FLAG_PRINT_BLKPTR)
265444cd46caSbillm 				blkptr_offset = strtoull(p, &p, 16);
265544cd46caSbillm 			if (*p != ':' && *p != '\0') {
265644cd46caSbillm 				(void) printf("***Invalid flag arg: '%s'\n", s);
265744cd46caSbillm 				free(dup);
265844cd46caSbillm 				return;
265944cd46caSbillm 			}
266044cd46caSbillm 		}
266144cd46caSbillm 	}
266244cd46caSbillm 
266344cd46caSbillm 	vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev);
266444cd46caSbillm 	if (vd == NULL) {
266544cd46caSbillm 		(void) printf("***Invalid vdev: %s\n", vdev);
266644cd46caSbillm 		free(dup);
266744cd46caSbillm 		return;
266844cd46caSbillm 	} else {
266944cd46caSbillm 		if (vd->vdev_path)
2670b24ab676SJeff Bonwick 			(void) fprintf(stderr, "Found vdev: %s\n",
2671b24ab676SJeff Bonwick 			    vd->vdev_path);
267244cd46caSbillm 		else
2673b24ab676SJeff Bonwick 			(void) fprintf(stderr, "Found vdev type: %s\n",
267444cd46caSbillm 			    vd->vdev_ops->vdev_op_type);
267544cd46caSbillm 	}
267644cd46caSbillm 
2677b24ab676SJeff Bonwick 	psize = size;
2678b24ab676SJeff Bonwick 	lsize = size;
267944cd46caSbillm 
2680b24ab676SJeff Bonwick 	pbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL);
2681b24ab676SJeff Bonwick 	lbuf = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL);
2682b24ab676SJeff Bonwick 
2683b24ab676SJeff Bonwick 	BP_ZERO(bp);
2684b24ab676SJeff Bonwick 
2685b24ab676SJeff Bonwick 	DVA_SET_VDEV(&dva[0], vd->vdev_id);
2686b24ab676SJeff Bonwick 	DVA_SET_OFFSET(&dva[0], offset);
2687b24ab676SJeff Bonwick 	DVA_SET_GANG(&dva[0], !!(flags & ZDB_FLAG_GBH));
2688b24ab676SJeff Bonwick 	DVA_SET_ASIZE(&dva[0], vdev_psize_to_asize(vd, psize));
2689b24ab676SJeff Bonwick 
2690b24ab676SJeff Bonwick 	BP_SET_BIRTH(bp, TXG_INITIAL, TXG_INITIAL);
2691b24ab676SJeff Bonwick 
2692b24ab676SJeff Bonwick 	BP_SET_LSIZE(bp, lsize);
2693b24ab676SJeff Bonwick 	BP_SET_PSIZE(bp, psize);
2694b24ab676SJeff Bonwick 	BP_SET_COMPRESS(bp, ZIO_COMPRESS_OFF);
2695b24ab676SJeff Bonwick 	BP_SET_CHECKSUM(bp, ZIO_CHECKSUM_OFF);
2696b24ab676SJeff Bonwick 	BP_SET_TYPE(bp, DMU_OT_NONE);
2697b24ab676SJeff Bonwick 	BP_SET_LEVEL(bp, 0);
2698b24ab676SJeff Bonwick 	BP_SET_DEDUP(bp, 0);
2699b24ab676SJeff Bonwick 	BP_SET_BYTEORDER(bp, ZFS_HOST_BYTEORDER);
270044cd46caSbillm 
2701e14bb325SJeff Bonwick 	spa_config_enter(spa, SCL_STATE, FTAG, RW_READER);
270244cd46caSbillm 	zio = zio_root(spa, NULL, NULL, 0);
2703b24ab676SJeff Bonwick 
2704b24ab676SJeff Bonwick 	if (vd == vd->vdev_top) {
2705b24ab676SJeff Bonwick 		/*
2706b24ab676SJeff Bonwick 		 * Treat this as a normal block read.
2707b24ab676SJeff Bonwick 		 */
2708b24ab676SJeff Bonwick 		zio_nowait(zio_read(zio, spa, bp, pbuf, psize, NULL, NULL,
2709b24ab676SJeff Bonwick 		    ZIO_PRIORITY_SYNC_READ,
2710b24ab676SJeff Bonwick 		    ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL));
2711b24ab676SJeff Bonwick 	} else {
2712b24ab676SJeff Bonwick 		/*
2713b24ab676SJeff Bonwick 		 * Treat this as a vdev child I/O.
2714b24ab676SJeff Bonwick 		 */
2715b24ab676SJeff Bonwick 		zio_nowait(zio_vdev_child_io(zio, bp, vd, offset, pbuf, psize,
2716b24ab676SJeff Bonwick 		    ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ,
2717b24ab676SJeff Bonwick 		    ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE |
2718b24ab676SJeff Bonwick 		    ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY |
2719b24ab676SJeff Bonwick 		    ZIO_FLAG_CANFAIL | ZIO_FLAG_RAW, NULL, NULL));
2720b24ab676SJeff Bonwick 	}
2721b24ab676SJeff Bonwick 
272244cd46caSbillm 	error = zio_wait(zio);
2723e14bb325SJeff Bonwick 	spa_config_exit(spa, SCL_STATE, FTAG);
272444cd46caSbillm 
272544cd46caSbillm 	if (error) {
272644cd46caSbillm 		(void) printf("Read of %s failed, error: %d\n", thing, error);
272744cd46caSbillm 		goto out;
272844cd46caSbillm 	}
272944cd46caSbillm 
2730b24ab676SJeff Bonwick 	if (flags & ZDB_FLAG_DECOMPRESS) {
2731b24ab676SJeff Bonwick 		/*
2732b24ab676SJeff Bonwick 		 * We don't know how the data was compressed, so just try
2733b24ab676SJeff Bonwick 		 * every decompress function at every inflated blocksize.
2734b24ab676SJeff Bonwick 		 */
2735b24ab676SJeff Bonwick 		enum zio_compress c;
2736b24ab676SJeff Bonwick 		void *pbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL);
2737b24ab676SJeff Bonwick 		void *lbuf2 = umem_alloc(SPA_MAXBLOCKSIZE, UMEM_NOFAIL);
2738b24ab676SJeff Bonwick 
2739b24ab676SJeff Bonwick 		bcopy(pbuf, pbuf2, psize);
2740b24ab676SJeff Bonwick 
2741b24ab676SJeff Bonwick 		VERIFY(random_get_pseudo_bytes((uint8_t *)pbuf + psize,
2742b24ab676SJeff Bonwick 		    SPA_MAXBLOCKSIZE - psize) == 0);
2743b24ab676SJeff Bonwick 
2744b24ab676SJeff Bonwick 		VERIFY(random_get_pseudo_bytes((uint8_t *)pbuf2 + psize,
2745b24ab676SJeff Bonwick 		    SPA_MAXBLOCKSIZE - psize) == 0);
2746b24ab676SJeff Bonwick 
2747b24ab676SJeff Bonwick 		for (lsize = SPA_MAXBLOCKSIZE; lsize > psize;
2748b24ab676SJeff Bonwick 		    lsize -= SPA_MINBLOCKSIZE) {
2749b24ab676SJeff Bonwick 			for (c = 0; c < ZIO_COMPRESS_FUNCTIONS; c++) {
2750b24ab676SJeff Bonwick 				if (zio_decompress_data(c, pbuf, lbuf,
2751b24ab676SJeff Bonwick 				    psize, lsize) == 0 &&
2752b24ab676SJeff Bonwick 				    zio_decompress_data(c, pbuf2, lbuf2,
2753b24ab676SJeff Bonwick 				    psize, lsize) == 0 &&
2754b24ab676SJeff Bonwick 				    bcmp(lbuf, lbuf2, lsize) == 0)
2755b24ab676SJeff Bonwick 					break;
2756b24ab676SJeff Bonwick 			}
2757b24ab676SJeff Bonwick 			if (c != ZIO_COMPRESS_FUNCTIONS)
2758b24ab676SJeff Bonwick 				break;
2759b24ab676SJeff Bonwick 			lsize -= SPA_MINBLOCKSIZE;
2760b24ab676SJeff Bonwick 		}
2761b24ab676SJeff Bonwick 
2762b24ab676SJeff Bonwick 		umem_free(pbuf2, SPA_MAXBLOCKSIZE);
2763b24ab676SJeff Bonwick 		umem_free(lbuf2, SPA_MAXBLOCKSIZE);
2764b24ab676SJeff Bonwick 
2765b24ab676SJeff Bonwick 		if (lsize <= psize) {
2766b24ab676SJeff Bonwick 			(void) printf("Decompress of %s failed\n", thing);
2767b24ab676SJeff Bonwick 			goto out;
2768b24ab676SJeff Bonwick 		}
2769b24ab676SJeff Bonwick 		buf = lbuf;
2770b24ab676SJeff Bonwick 		size = lsize;
2771b24ab676SJeff Bonwick 	} else {
2772b24ab676SJeff Bonwick 		buf = pbuf;
2773b24ab676SJeff Bonwick 		size = psize;
2774b24ab676SJeff Bonwick 	}
2775b24ab676SJeff Bonwick 
277644cd46caSbillm 	if (flags & ZDB_FLAG_PRINT_BLKPTR)
277744cd46caSbillm 		zdb_print_blkptr((blkptr_t *)(void *)
277844cd46caSbillm 		    ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags);
277944cd46caSbillm 	else if (flags & ZDB_FLAG_RAW)
278044cd46caSbillm 		zdb_dump_block_raw(buf, size, flags);
278144cd46caSbillm 	else if (flags & ZDB_FLAG_INDIRECT)
278244cd46caSbillm 		zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t),
278344cd46caSbillm 		    flags);
278444cd46caSbillm 	else if (flags & ZDB_FLAG_GBH)
278544cd46caSbillm 		zdb_dump_gbh(buf, flags);
278644cd46caSbillm 	else
278744cd46caSbillm 		zdb_dump_block(thing, buf, size, flags);
278844cd46caSbillm 
278944cd46caSbillm out:
2790b24ab676SJeff Bonwick 	umem_free(pbuf, SPA_MAXBLOCKSIZE);
2791b24ab676SJeff Bonwick 	umem_free(lbuf, SPA_MAXBLOCKSIZE);
279244cd46caSbillm 	free(dup);
279344cd46caSbillm }
279444cd46caSbillm 
2795de6628f0Sck static boolean_t
27963ad6c7f9SVictor Latushkin pool_match(nvlist_t *cfg, char *tgt)
2797de6628f0Sck {
27983ad6c7f9SVictor Latushkin 	uint64_t v, guid = strtoull(tgt, NULL, 0);
2799de6628f0Sck 	char *s;
2800de6628f0Sck 
2801de6628f0Sck 	if (guid != 0) {
28023ad6c7f9SVictor Latushkin 		if (nvlist_lookup_uint64(cfg, ZPOOL_CONFIG_POOL_GUID, &v) == 0)
28033ad6c7f9SVictor Latushkin 			return (v == guid);
2804de6628f0Sck 	} else {
28053ad6c7f9SVictor Latushkin 		if (nvlist_lookup_string(cfg, ZPOOL_CONFIG_POOL_NAME, &s) == 0)
28063ad6c7f9SVictor Latushkin 			return (strcmp(s, tgt) == 0);
2807de6628f0Sck 	}
28083ad6c7f9SVictor Latushkin 	return (B_FALSE);
2809de6628f0Sck }
2810de6628f0Sck 
28113ad6c7f9SVictor Latushkin static char *
28123ad6c7f9SVictor Latushkin find_zpool(char **target, nvlist_t **configp, int dirc, char **dirv)
2813de6628f0Sck {
2814de6628f0Sck 	nvlist_t *pools;
2815de6628f0Sck 	nvlist_t *match = NULL;
28163ad6c7f9SVictor Latushkin 	char *name = NULL;
28173ad6c7f9SVictor Latushkin 	char *sepp = NULL;
28183ad6c7f9SVictor Latushkin 	char sep;
28193ad6c7f9SVictor Latushkin 	int count = 0;
2820d41c4376SMark J Musante 	importargs_t args = { 0 };
2821d41c4376SMark J Musante 
2822d41c4376SMark J Musante 	args.paths = dirc;
2823d41c4376SMark J Musante 	args.path = dirv;
2824d41c4376SMark J Musante 	args.can_be_active = B_TRUE;
2825de6628f0Sck 
28263ad6c7f9SVictor Latushkin 	if ((sepp = strpbrk(*target, "/@")) != NULL) {
28273ad6c7f9SVictor Latushkin 		sep = *sepp;
28283ad6c7f9SVictor Latushkin 		*sepp = '\0';
28293ad6c7f9SVictor Latushkin 	}
28303ad6c7f9SVictor Latushkin 
2831d41c4376SMark J Musante 	pools = zpool_search_import(g_zfs, &args);
2832de6628f0Sck 
2833de6628f0Sck 	if (pools != NULL) {
2834de6628f0Sck 		nvpair_t *elem = NULL;
2835de6628f0Sck 		while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) {
2836de6628f0Sck 			verify(nvpair_value_nvlist(elem, configp) == 0);
28373ad6c7f9SVictor Latushkin 			if (pool_match(*configp, *target)) {
28383ad6c7f9SVictor Latushkin 				count++;
2839de6628f0Sck 				if (match != NULL) {
28403ad6c7f9SVictor Latushkin 					/* print previously found config */
28413ad6c7f9SVictor Latushkin 					if (name != NULL) {
28423ad6c7f9SVictor Latushkin 						(void) printf("%s\n", name);
28433ad6c7f9SVictor Latushkin 						dump_nvlist(match, 8);
28443ad6c7f9SVictor Latushkin 						name = NULL;
28453ad6c7f9SVictor Latushkin 					}
28463ad6c7f9SVictor Latushkin 					(void) printf("%s\n",
28473ad6c7f9SVictor Latushkin 					    nvpair_name(elem));
28483ad6c7f9SVictor Latushkin 					dump_nvlist(*configp, 8);
2849de6628f0Sck 				} else {
2850de6628f0Sck 					match = *configp;
28513ad6c7f9SVictor Latushkin 					name = nvpair_name(elem);
2852de6628f0Sck 				}
2853de6628f0Sck 			}
2854de6628f0Sck 		}
2855de6628f0Sck 	}
28563ad6c7f9SVictor Latushkin 	if (count > 1)
28573ad6c7f9SVictor Latushkin 		(void) fatal("\tMatched %d pools - use pool GUID "
28583ad6c7f9SVictor Latushkin 		    "instead of pool name or \n"
28593ad6c7f9SVictor Latushkin 		    "\tpool name part of a dataset name to select pool", count);
28603ad6c7f9SVictor Latushkin 
28613ad6c7f9SVictor Latushkin 	if (sepp)
28623ad6c7f9SVictor Latushkin 		*sepp = sep;
28633ad6c7f9SVictor Latushkin 	/*
28643ad6c7f9SVictor Latushkin 	 * If pool GUID was specified for pool id, replace it with pool name
28653ad6c7f9SVictor Latushkin 	 */
28663ad6c7f9SVictor Latushkin 	if (name && (strstr(*target, name) != *target)) {
28673ad6c7f9SVictor Latushkin 		int sz = 1 + strlen(name) + ((sepp) ? strlen(sepp) : 0);
28683ad6c7f9SVictor Latushkin 
28693ad6c7f9SVictor Latushkin 		*target = umem_alloc(sz, UMEM_NOFAIL);
28703ad6c7f9SVictor Latushkin 		(void) snprintf(*target, sz, "%s%s", name, sepp ? sepp : "");
28713ad6c7f9SVictor Latushkin 	}
2872de6628f0Sck 
28733ad6c7f9SVictor Latushkin 	*configp = name ? match : NULL;
2874de6628f0Sck 
28753ad6c7f9SVictor Latushkin 	return (name);
2876de6628f0Sck }
2877de6628f0Sck 
2878fa9e4066Sahrens int
2879fa9e4066Sahrens main(int argc, char **argv)
2880fa9e4066Sahrens {
2881fa9e4066Sahrens 	int i, c;
2882fa9e4066Sahrens 	struct rlimit rl = { 1024, 1024 };
28833ad6c7f9SVictor Latushkin 	spa_t *spa = NULL;
2884fa9e4066Sahrens 	objset_t *os = NULL;
2885fa9e4066Sahrens 	int dump_all = 1;
2886fa9e4066Sahrens 	int verbose = 0;
2887c8ee1847SVictor Latushkin 	int error = 0;
28883ad6c7f9SVictor Latushkin 	char **searchdirs = NULL;
28893ad6c7f9SVictor Latushkin 	int nsearch = 0;
28903ad6c7f9SVictor Latushkin 	char *target;
2891468c413aSTim Haley 	nvlist_t *policy = NULL;
2892468c413aSTim Haley 	uint64_t max_txg = UINT64_MAX;
2893c8ee1847SVictor Latushkin 	int rewind = ZPOOL_NEVER_REWIND;
2894fa9e4066Sahrens 
2895fa9e4066Sahrens 	(void) setrlimit(RLIMIT_NOFILE, &rl);
2896004388ebScasper 	(void) enable_extended_FILE_stdio(-1, -1);
2897fa9e4066Sahrens 
2898fa9e4066Sahrens 	dprintf_setup(&argc, argv);
2899fa9e4066Sahrens 
2900c8ee1847SVictor Latushkin 	while ((c = getopt(argc, argv, "bcdhilmsuCDRSAFLXevp:t:U:")) != -1) {
2901fa9e4066Sahrens 		switch (c) {
2902fa9e4066Sahrens 		case 'b':
2903fa9e4066Sahrens 		case 'c':
2904b24ab676SJeff Bonwick 		case 'd':
2905b24ab676SJeff Bonwick 		case 'h':
2906b24ab676SJeff Bonwick 		case 'i':
2907b24ab676SJeff Bonwick 		case 'l':
2908d6e555bdSGeorge Wilson 		case 'm':
2909fa9e4066Sahrens 		case 's':
2910b24ab676SJeff Bonwick 		case 'u':
2911fa9e4066Sahrens 		case 'C':
2912b24ab676SJeff Bonwick 		case 'D':
291344cd46caSbillm 		case 'R':
2914b24ab676SJeff Bonwick 		case 'S':
2915fa9e4066Sahrens 			dump_opt[c]++;
2916fa9e4066Sahrens 			dump_all = 0;
2917fa9e4066Sahrens 			break;
2918feef89cfSVictor Latushkin 		case 'A':
2919c8ee1847SVictor Latushkin 		case 'F':
292082a0a985SVictor Latushkin 		case 'L':
2921c8ee1847SVictor Latushkin 		case 'X':
29223ad6c7f9SVictor Latushkin 		case 'e':
292382a0a985SVictor Latushkin 			dump_opt[c]++;
292482a0a985SVictor Latushkin 			break;
2925fa9e4066Sahrens 		case 'v':
2926fa9e4066Sahrens 			verbose++;
2927fa9e4066Sahrens 			break;
2928de6628f0Sck 		case 'p':
29293ad6c7f9SVictor Latushkin 			if (searchdirs == NULL) {
29303ad6c7f9SVictor Latushkin 				searchdirs = umem_alloc(sizeof (char *),
29313ad6c7f9SVictor Latushkin 				    UMEM_NOFAIL);
29323ad6c7f9SVictor Latushkin 			} else {
29333ad6c7f9SVictor Latushkin 				char **tmp = umem_alloc((nsearch + 1) *
29343ad6c7f9SVictor Latushkin 				    sizeof (char *), UMEM_NOFAIL);
29353ad6c7f9SVictor Latushkin 				bcopy(searchdirs, tmp, nsearch *
29363ad6c7f9SVictor Latushkin 				    sizeof (char *));
29373ad6c7f9SVictor Latushkin 				umem_free(searchdirs,
29383ad6c7f9SVictor Latushkin 				    nsearch * sizeof (char *));
29393ad6c7f9SVictor Latushkin 				searchdirs = tmp;
29403ad6c7f9SVictor Latushkin 			}
29413ad6c7f9SVictor Latushkin 			searchdirs[nsearch++] = optarg;
2942de6628f0Sck 			break;
29432e551927SVictor Latushkin 		case 't':
2944468c413aSTim Haley 			max_txg = strtoull(optarg, NULL, 0);
2945468c413aSTim Haley 			if (max_txg < TXG_INITIAL) {
29462e551927SVictor Latushkin 				(void) fprintf(stderr, "incorrect txg "
29472e551927SVictor Latushkin 				    "specified: %s\n", optarg);
29482e551927SVictor Latushkin 				usage();
29492e551927SVictor Latushkin 			}
29502e551927SVictor Latushkin 			break;
2951b24ab676SJeff Bonwick 		case 'U':
2952b24ab676SJeff Bonwick 			spa_config_path = optarg;
2953b24ab676SJeff Bonwick 			break;
2954fa9e4066Sahrens 		default:
2955fa9e4066Sahrens 			usage();
2956fa9e4066Sahrens 			break;
2957fa9e4066Sahrens 		}
2958fa9e4066Sahrens 	}
2959fa9e4066Sahrens 
29603ad6c7f9SVictor Latushkin 	if (!dump_opt['e'] && searchdirs != NULL) {
296188b7b0f2SMatthew Ahrens 		(void) fprintf(stderr, "-p option requires use of -e\n");
296288b7b0f2SMatthew Ahrens 		usage();
296388b7b0f2SMatthew Ahrens 	}
2964de6628f0Sck 
2965fa9e4066Sahrens 	kernel_init(FREAD);
2966de6628f0Sck 	g_zfs = libzfs_init();
296791ebeef5Sahrens 	ASSERT(g_zfs != NULL);
2968fa9e4066Sahrens 
2969b24ab676SJeff Bonwick 	if (dump_all)
2970b24ab676SJeff Bonwick 		verbose = MAX(verbose, 1);
2971b24ab676SJeff Bonwick 
2972fa9e4066Sahrens 	for (c = 0; c < 256; c++) {
2973c8ee1847SVictor Latushkin 		if (dump_all && !strchr("elAFLRSX", c))
2974fa9e4066Sahrens 			dump_opt[c] = 1;
2975fa9e4066Sahrens 		if (dump_opt[c])
2976fa9e4066Sahrens 			dump_opt[c] += verbose;
2977fa9e4066Sahrens 	}
2978fa9e4066Sahrens 
2979feef89cfSVictor Latushkin 	aok = (dump_opt['A'] == 1) || (dump_opt['A'] > 2);
2980feef89cfSVictor Latushkin 	zfs_recover = (dump_opt['A'] > 1);
2981feef89cfSVictor Latushkin 
2982fa9e4066Sahrens 	argc -= optind;
2983fa9e4066Sahrens 	argv += optind;
2984fa9e4066Sahrens 
298507428bdfSVictor Latushkin 	if (argc < 2 && dump_opt['R'])
298607428bdfSVictor Latushkin 		usage();
2987fa9e4066Sahrens 	if (argc < 1) {
29883ad6c7f9SVictor Latushkin 		if (!dump_opt['e'] && dump_opt['C']) {
2989e829d913Sck 			dump_cachefile(spa_config_path);
2990fa9e4066Sahrens 			return (0);
2991fa9e4066Sahrens 		}
2992fa9e4066Sahrens 		usage();
2993fa9e4066Sahrens 	}
2994fa9e4066Sahrens 
2995fa9e4066Sahrens 	if (dump_opt['l']) {
2996fa9e4066Sahrens 		dump_label(argv[0]);
2997fa9e4066Sahrens 		return (0);
2998fa9e4066Sahrens 	}
2999fa9e4066Sahrens 
3000c8ee1847SVictor Latushkin 	if (dump_opt['X'] || dump_opt['F'])
3001c8ee1847SVictor Latushkin 		rewind = ZPOOL_DO_REWIND |
3002c8ee1847SVictor Latushkin 		    (dump_opt['X'] ? ZPOOL_EXTREME_REWIND : 0);
3003c8ee1847SVictor Latushkin 
3004c8ee1847SVictor Latushkin 	if (nvlist_alloc(&policy, NV_UNIQUE_NAME_TYPE, 0) != 0 ||
3005c8ee1847SVictor Latushkin 	    nvlist_add_uint64(policy, ZPOOL_REWIND_REQUEST_TXG, max_txg) != 0 ||
3006c8ee1847SVictor Latushkin 	    nvlist_add_uint32(policy, ZPOOL_REWIND_REQUEST, rewind) != 0)
3007c8ee1847SVictor Latushkin 		fatal("internal error: %s", strerror(ENOMEM));
3008c8ee1847SVictor Latushkin 
3009c5904d13Seschrock 	error = 0;
30103ad6c7f9SVictor Latushkin 	target = argv[0];
3011990b4856Slling 
30123ad6c7f9SVictor Latushkin 	if (dump_opt['e']) {
30133ad6c7f9SVictor Latushkin 		nvlist_t *cfg = NULL;
30143ad6c7f9SVictor Latushkin 		char *name = find_zpool(&target, &cfg, nsearch, searchdirs);
3015990b4856Slling 
30163ad6c7f9SVictor Latushkin 		error = ENOENT;
30173ad6c7f9SVictor Latushkin 		if (name) {
301807428bdfSVictor Latushkin 			if (dump_opt['C'] > 1) {
301907428bdfSVictor Latushkin 				(void) printf("\nConfiguration for import:\n");
302007428bdfSVictor Latushkin 				dump_nvlist(cfg, 8);
302107428bdfSVictor Latushkin 			}
3022c8ee1847SVictor Latushkin 			if (nvlist_add_nvlist(cfg,
3023468c413aSTim Haley 			    ZPOOL_REWIND_POLICY, policy) != 0) {
3024468c413aSTim Haley 				fatal("can't open '%s': %s",
3025468c413aSTim Haley 				    target, strerror(ENOMEM));
3026468c413aSTim Haley 			}
30273ad6c7f9SVictor Latushkin 			if ((error = spa_import(name, cfg, NULL)) != 0)
30283ad6c7f9SVictor Latushkin 				error = spa_import_verbatim(name, cfg, NULL);
3029de6628f0Sck 		}
3030c5904d13Seschrock 	}
3031c5904d13Seschrock 
3032c5904d13Seschrock 	if (error == 0) {
303307428bdfSVictor Latushkin 		if (strpbrk(target, "/@") == NULL || dump_opt['R']) {
303480eb36f2SGeorge Wilson 			error = spa_open_rewind(target, &spa, FTAG, policy,
303580eb36f2SGeorge Wilson 			    NULL);
30368f18d1faSGeorge Wilson 			if (error) {
30378f18d1faSGeorge Wilson 				/*
30388f18d1faSGeorge Wilson 				 * If we're missing the log device then
30398f18d1faSGeorge Wilson 				 * try opening the pool after clearing the
30408f18d1faSGeorge Wilson 				 * log state.
30418f18d1faSGeorge Wilson 				 */
30428f18d1faSGeorge Wilson 				mutex_enter(&spa_namespace_lock);
30433ad6c7f9SVictor Latushkin 				if ((spa = spa_lookup(target)) != NULL &&
30448f18d1faSGeorge Wilson 				    spa->spa_log_state == SPA_LOG_MISSING) {
30458f18d1faSGeorge Wilson 					spa->spa_log_state = SPA_LOG_CLEAR;
30468f18d1faSGeorge Wilson 					error = 0;
30478f18d1faSGeorge Wilson 				}
30488f18d1faSGeorge Wilson 				mutex_exit(&spa_namespace_lock);
30498f18d1faSGeorge Wilson 
305080eb36f2SGeorge Wilson 				if (!error) {
305180eb36f2SGeorge Wilson 					error = spa_open_rewind(target, &spa,
305280eb36f2SGeorge Wilson 					    FTAG, policy, NULL);
305380eb36f2SGeorge Wilson 				}
30548f18d1faSGeorge Wilson 			}
305507428bdfSVictor Latushkin 		} else {
305607428bdfSVictor Latushkin 			error = dmu_objset_own(target, DMU_OST_ANY,
305707428bdfSVictor Latushkin 			    B_TRUE, FTAG, &os);
3058c5904d13Seschrock 		}
3059fa9e4066Sahrens 	}
306080eb36f2SGeorge Wilson 	nvlist_free(policy);
306180eb36f2SGeorge Wilson 
3062fa9e4066Sahrens 	if (error)
30633ad6c7f9SVictor Latushkin 		fatal("can't open '%s': %s", target, strerror(error));
3064fa9e4066Sahrens 
3065fa9e4066Sahrens 	argv++;
306607428bdfSVictor Latushkin 	argc--;
306707428bdfSVictor Latushkin 	if (!dump_opt['R']) {
306807428bdfSVictor Latushkin 		if (argc > 0) {
306907428bdfSVictor Latushkin 			zopt_objects = argc;
307007428bdfSVictor Latushkin 			zopt_object = calloc(zopt_objects, sizeof (uint64_t));
307107428bdfSVictor Latushkin 			for (i = 0; i < zopt_objects; i++) {
307207428bdfSVictor Latushkin 				errno = 0;
307307428bdfSVictor Latushkin 				zopt_object[i] = strtoull(argv[i], NULL, 0);
307407428bdfSVictor Latushkin 				if (zopt_object[i] == 0 && errno != 0)
307587219db7SVictor Latushkin 					fatal("bad number %s: %s",
307607428bdfSVictor Latushkin 					    argv[i], strerror(errno));
307707428bdfSVictor Latushkin 			}
3078fa9e4066Sahrens 		}
307907428bdfSVictor Latushkin 		(os != NULL) ? dump_dir(os) : dump_zpool(spa);
3080fa9e4066Sahrens 	} else {
308107428bdfSVictor Latushkin 		flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR;
308207428bdfSVictor Latushkin 		flagbits['c'] = ZDB_FLAG_CHECKSUM;
308307428bdfSVictor Latushkin 		flagbits['d'] = ZDB_FLAG_DECOMPRESS;
308407428bdfSVictor Latushkin 		flagbits['e'] = ZDB_FLAG_BSWAP;
308507428bdfSVictor Latushkin 		flagbits['g'] = ZDB_FLAG_GBH;
308607428bdfSVictor Latushkin 		flagbits['i'] = ZDB_FLAG_INDIRECT;
308707428bdfSVictor Latushkin 		flagbits['p'] = ZDB_FLAG_PHYS;
308807428bdfSVictor Latushkin 		flagbits['r'] = ZDB_FLAG_RAW;
308907428bdfSVictor Latushkin 
309007428bdfSVictor Latushkin 		for (i = 0; i < argc; i++)
309107428bdfSVictor Latushkin 			zdb_read_block(argv[i], spa);
3092fa9e4066Sahrens 	}
3093fa9e4066Sahrens 
309407428bdfSVictor Latushkin 	(os != NULL) ? dmu_objset_disown(os, FTAG) : spa_close(spa, FTAG);
309507428bdfSVictor Latushkin 
3096e0d35c44Smarks 	fuid_table_destroy();
30970a586ceaSMark Shellenbaum 	sa_loaded = B_FALSE;
3098e0d35c44Smarks 
3099de6628f0Sck 	libzfs_fini(g_zfs);
3100fa9e4066Sahrens 	kernel_fini();
3101fa9e4066Sahrens 
3102fa9e4066Sahrens 	return (0);
3103fa9e4066Sahrens }
3104