xref: /illumos-gate/usr/src/cmd/zdb/zdb.c (revision e7437265)
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 /*
228053a263Sck  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23fa9e4066Sahrens  * Use is subject to license terms.
24fa9e4066Sahrens  */
25fa9e4066Sahrens 
26fa9e4066Sahrens #pragma ident	"%Z%%M%	%I%	%E% SMI"
27fa9e4066Sahrens 
28fa9e4066Sahrens #include <stdio.h>
29004388ebScasper #include <stdio_ext.h>
30fa9e4066Sahrens #include <stdlib.h>
3144cd46caSbillm #include <ctype.h>
32fa9e4066Sahrens #include <sys/zfs_context.h>
33fa9e4066Sahrens #include <sys/spa.h>
34fa9e4066Sahrens #include <sys/spa_impl.h>
35fa9e4066Sahrens #include <sys/dmu.h>
36fa9e4066Sahrens #include <sys/zap.h>
37fa9e4066Sahrens #include <sys/fs/zfs.h>
38fa9e4066Sahrens #include <sys/zfs_znode.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>
54fa9e4066Sahrens 
55fa9e4066Sahrens const char cmdname[] = "zdb";
56fa9e4066Sahrens uint8_t dump_opt[256];
57fa9e4066Sahrens 
58fa9e4066Sahrens typedef void object_viewer_t(objset_t *, uint64_t, void *data, size_t size);
59fa9e4066Sahrens 
60fa9e4066Sahrens extern void dump_intent_log(zilog_t *);
61fa9e4066Sahrens uint64_t *zopt_object = NULL;
62fa9e4066Sahrens int zopt_objects = 0;
63fa9e4066Sahrens int zdb_advance = ADVANCE_PRE;
64fa9e4066Sahrens zbookmark_t zdb_noread = { 0, 0, ZB_NO_LEVEL, 0 };
65fa9e4066Sahrens 
66fa9e4066Sahrens /*
67fa9e4066Sahrens  * These libumem hooks provide a reasonable set of defaults for the allocator's
68fa9e4066Sahrens  * debugging facilities.
69fa9e4066Sahrens  */
70fa9e4066Sahrens const char *
71fa9e4066Sahrens _umem_debug_init()
72fa9e4066Sahrens {
73fa9e4066Sahrens 	return ("default,verbose"); /* $UMEM_DEBUG setting */
74fa9e4066Sahrens }
75fa9e4066Sahrens 
76fa9e4066Sahrens const char *
77fa9e4066Sahrens _umem_logging_init(void)
78fa9e4066Sahrens {
79fa9e4066Sahrens 	return ("fail,contents"); /* $UMEM_LOGGING setting */
80fa9e4066Sahrens }
81fa9e4066Sahrens 
82fa9e4066Sahrens static void
83fa9e4066Sahrens usage(void)
84fa9e4066Sahrens {
85fa9e4066Sahrens 	(void) fprintf(stderr,
86fa9e4066Sahrens 	    "Usage: %s [-udibcsvLU] [-O order] [-B os:obj:level:blkid] "
87fa9e4066Sahrens 	    "dataset [object...]\n"
88fa9e4066Sahrens 	    "       %s -C [pool]\n"
8944cd46caSbillm 	    "       %s -l dev\n"
9044cd46caSbillm 	    "       %s -R vdev:offset:size:flags\n",
9144cd46caSbillm 	    cmdname, cmdname, cmdname, cmdname);
92fa9e4066Sahrens 
93fa9e4066Sahrens 	(void) fprintf(stderr, "	-u uberblock\n");
94fa9e4066Sahrens 	(void) fprintf(stderr, "	-d datasets\n");
95fa9e4066Sahrens 	(void) fprintf(stderr, "        -C cached pool configuration\n");
96fa9e4066Sahrens 	(void) fprintf(stderr, "	-i intent logs\n");
97fa9e4066Sahrens 	(void) fprintf(stderr, "	-b block statistics\n");
98fa9e4066Sahrens 	(void) fprintf(stderr, "	-c checksum all data blocks\n");
99fa9e4066Sahrens 	(void) fprintf(stderr, "	-s report stats on zdb's I/O\n");
100fa9e4066Sahrens 	(void) fprintf(stderr, "	-v verbose (applies to all others)\n");
101fa9e4066Sahrens 	(void) fprintf(stderr, "        -l dump label contents\n");
102fa9e4066Sahrens 	(void) fprintf(stderr, "	-L live pool (allows some errors)\n");
103fa9e4066Sahrens 	(void) fprintf(stderr, "	-O [!]<pre|post|prune|data|holes> "
104fa9e4066Sahrens 	    "visitation order\n");
105fa9e4066Sahrens 	(void) fprintf(stderr, "	-U use zpool.cache in /tmp\n");
106fa9e4066Sahrens 	(void) fprintf(stderr, "	-B objset:object:level:blkid -- "
107fa9e4066Sahrens 	    "simulate bad block\n");
10844cd46caSbillm 	(void) fprintf(stderr, "        -R read and display block from a"
10944cd46caSbillm 	    "device\n");
110fa9e4066Sahrens 	(void) fprintf(stderr, "Specify an option more than once (e.g. -bb) "
111fa9e4066Sahrens 	    "to make only that option verbose\n");
112fa9e4066Sahrens 	(void) fprintf(stderr, "Default is to dump everything non-verbosely\n");
113fa9e4066Sahrens 	exit(1);
114fa9e4066Sahrens }
115fa9e4066Sahrens 
116fa9e4066Sahrens static void
117fa9e4066Sahrens fatal(const char *fmt, ...)
118fa9e4066Sahrens {
119fa9e4066Sahrens 	va_list ap;
120fa9e4066Sahrens 
121fa9e4066Sahrens 	va_start(ap, fmt);
122fa9e4066Sahrens 	(void) fprintf(stderr, "%s: ", cmdname);
123fa9e4066Sahrens 	(void) vfprintf(stderr, fmt, ap);
124fa9e4066Sahrens 	va_end(ap);
125fa9e4066Sahrens 	(void) fprintf(stderr, "\n");
126fa9e4066Sahrens 
127fa9e4066Sahrens 	exit(1);
128fa9e4066Sahrens }
129fa9e4066Sahrens 
130fa9e4066Sahrens static void
131fa9e4066Sahrens dump_nvlist(nvlist_t *list, int indent)
132fa9e4066Sahrens {
133fa9e4066Sahrens 	nvpair_t *elem = NULL;
134fa9e4066Sahrens 
135fa9e4066Sahrens 	while ((elem = nvlist_next_nvpair(list, elem)) != NULL) {
136fa9e4066Sahrens 		switch (nvpair_type(elem)) {
137fa9e4066Sahrens 		case DATA_TYPE_STRING:
138fa9e4066Sahrens 			{
139fa9e4066Sahrens 				char *value;
140fa9e4066Sahrens 
141fa9e4066Sahrens 				VERIFY(nvpair_value_string(elem, &value) == 0);
142fa9e4066Sahrens 				(void) printf("%*s%s='%s'\n", indent, "",
143fa9e4066Sahrens 				    nvpair_name(elem), value);
144fa9e4066Sahrens 			}
145fa9e4066Sahrens 			break;
146fa9e4066Sahrens 
147fa9e4066Sahrens 		case DATA_TYPE_UINT64:
148fa9e4066Sahrens 			{
149fa9e4066Sahrens 				uint64_t value;
150fa9e4066Sahrens 
151fa9e4066Sahrens 				VERIFY(nvpair_value_uint64(elem, &value) == 0);
152fa9e4066Sahrens 				(void) printf("%*s%s=%llu\n", indent, "",
153fa9e4066Sahrens 				    nvpair_name(elem), (u_longlong_t)value);
154fa9e4066Sahrens 			}
155fa9e4066Sahrens 			break;
156fa9e4066Sahrens 
157fa9e4066Sahrens 		case DATA_TYPE_NVLIST:
158fa9e4066Sahrens 			{
159fa9e4066Sahrens 				nvlist_t *value;
160fa9e4066Sahrens 
161fa9e4066Sahrens 				VERIFY(nvpair_value_nvlist(elem, &value) == 0);
162fa9e4066Sahrens 				(void) printf("%*s%s\n", indent, "",
163fa9e4066Sahrens 				    nvpair_name(elem));
164fa9e4066Sahrens 				dump_nvlist(value, indent + 4);
165fa9e4066Sahrens 			}
166fa9e4066Sahrens 			break;
167fa9e4066Sahrens 
168fa9e4066Sahrens 		case DATA_TYPE_NVLIST_ARRAY:
169fa9e4066Sahrens 			{
170fa9e4066Sahrens 				nvlist_t **value;
171fa9e4066Sahrens 				uint_t c, count;
172fa9e4066Sahrens 
173fa9e4066Sahrens 				VERIFY(nvpair_value_nvlist_array(elem, &value,
174fa9e4066Sahrens 				    &count) == 0);
175fa9e4066Sahrens 
176fa9e4066Sahrens 				for (c = 0; c < count; c++) {
177fa9e4066Sahrens 					(void) printf("%*s%s[%u]\n", indent, "",
178fa9e4066Sahrens 					    nvpair_name(elem), c);
179fa9e4066Sahrens 					dump_nvlist(value[c], indent + 8);
180fa9e4066Sahrens 				}
181fa9e4066Sahrens 			}
182fa9e4066Sahrens 			break;
183fa9e4066Sahrens 
184fa9e4066Sahrens 		default:
185fa9e4066Sahrens 
186fa9e4066Sahrens 			(void) printf("bad config type %d for %s\n",
187fa9e4066Sahrens 			    nvpair_type(elem), nvpair_name(elem));
188fa9e4066Sahrens 		}
189fa9e4066Sahrens 	}
190fa9e4066Sahrens }
191fa9e4066Sahrens 
192fa9e4066Sahrens /* ARGSUSED */
193fa9e4066Sahrens static void
194fa9e4066Sahrens dump_packed_nvlist(objset_t *os, uint64_t object, void *data, size_t size)
195fa9e4066Sahrens {
196fa9e4066Sahrens 	nvlist_t *nv;
197fa9e4066Sahrens 	size_t nvsize = *(uint64_t *)data;
198fa9e4066Sahrens 	char *packed = umem_alloc(nvsize, UMEM_NOFAIL);
199fa9e4066Sahrens 
200ea8dc4b6Seschrock 	VERIFY(0 == dmu_read(os, object, 0, nvsize, packed));
201fa9e4066Sahrens 
202fa9e4066Sahrens 	VERIFY(nvlist_unpack(packed, nvsize, &nv, 0) == 0);
203fa9e4066Sahrens 
204fa9e4066Sahrens 	umem_free(packed, nvsize);
205fa9e4066Sahrens 
206fa9e4066Sahrens 	dump_nvlist(nv, 8);
207fa9e4066Sahrens 
208fa9e4066Sahrens 	nvlist_free(nv);
209fa9e4066Sahrens }
210fa9e4066Sahrens 
211fa9e4066Sahrens const char dump_zap_stars[] = "****************************************";
212fa9e4066Sahrens const int dump_zap_width = sizeof (dump_zap_stars) - 1;
213fa9e4066Sahrens 
214fa9e4066Sahrens static void
215fa9e4066Sahrens dump_zap_histogram(uint64_t histo[ZAP_HISTOGRAM_SIZE])
216fa9e4066Sahrens {
217fa9e4066Sahrens 	int i;
218fa9e4066Sahrens 	int minidx = ZAP_HISTOGRAM_SIZE - 1;
219fa9e4066Sahrens 	int maxidx = 0;
220fa9e4066Sahrens 	uint64_t max = 0;
221fa9e4066Sahrens 
222fa9e4066Sahrens 	for (i = 0; i < ZAP_HISTOGRAM_SIZE; i++) {
223fa9e4066Sahrens 		if (histo[i] > max)
224fa9e4066Sahrens 			max = histo[i];
225fa9e4066Sahrens 		if (histo[i] > 0 && i > maxidx)
226fa9e4066Sahrens 			maxidx = i;
227fa9e4066Sahrens 		if (histo[i] > 0 && i < minidx)
228fa9e4066Sahrens 			minidx = i;
229fa9e4066Sahrens 	}
230fa9e4066Sahrens 
231fa9e4066Sahrens 	if (max < dump_zap_width)
232fa9e4066Sahrens 		max = dump_zap_width;
233fa9e4066Sahrens 
234fa9e4066Sahrens 	for (i = minidx; i <= maxidx; i++)
235fa9e4066Sahrens 		(void) printf("\t\t\t%u: %6llu %s\n", i, (u_longlong_t)histo[i],
236fa9e4066Sahrens 		    &dump_zap_stars[(max - histo[i]) * dump_zap_width / max]);
237fa9e4066Sahrens }
238fa9e4066Sahrens 
239fa9e4066Sahrens static void
240fa9e4066Sahrens dump_zap_stats(objset_t *os, uint64_t object)
241fa9e4066Sahrens {
242fa9e4066Sahrens 	int error;
243fa9e4066Sahrens 	zap_stats_t zs;
244fa9e4066Sahrens 
245fa9e4066Sahrens 	error = zap_get_stats(os, object, &zs);
246fa9e4066Sahrens 	if (error)
247fa9e4066Sahrens 		return;
248fa9e4066Sahrens 
249fa9e4066Sahrens 	if (zs.zs_ptrtbl_len == 0) {
250fa9e4066Sahrens 		ASSERT(zs.zs_num_blocks == 1);
251fa9e4066Sahrens 		(void) printf("\tmicrozap: %llu bytes, %llu entries\n",
252fa9e4066Sahrens 		    (u_longlong_t)zs.zs_blocksize,
253fa9e4066Sahrens 		    (u_longlong_t)zs.zs_num_entries);
254fa9e4066Sahrens 		return;
255fa9e4066Sahrens 	}
256fa9e4066Sahrens 
257fa9e4066Sahrens 	(void) printf("\tFat ZAP stats:\n");
2588248818dSnd 
2598248818dSnd 	(void) printf("\t\tPointer table:\n");
2608248818dSnd 	(void) printf("\t\t\t%llu elements\n",
261fa9e4066Sahrens 	    (u_longlong_t)zs.zs_ptrtbl_len);
2628248818dSnd 	(void) printf("\t\t\tzt_blk: %llu\n",
2638248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_blk);
2648248818dSnd 	(void) printf("\t\t\tzt_numblks: %llu\n",
2658248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_numblks);
2668248818dSnd 	(void) printf("\t\t\tzt_shift: %llu\n",
2678248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_zt_shift);
2688248818dSnd 	(void) printf("\t\t\tzt_blks_copied: %llu\n",
2698248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_blks_copied);
2708248818dSnd 	(void) printf("\t\t\tzt_nextblk: %llu\n",
2718248818dSnd 	    (u_longlong_t)zs.zs_ptrtbl_nextblk);
2728248818dSnd 
273fa9e4066Sahrens 	(void) printf("\t\tZAP entries: %llu\n",
274fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_entries);
275fa9e4066Sahrens 	(void) printf("\t\tLeaf blocks: %llu\n",
276fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_leafs);
277fa9e4066Sahrens 	(void) printf("\t\tTotal blocks: %llu\n",
278fa9e4066Sahrens 	    (u_longlong_t)zs.zs_num_blocks);
2798248818dSnd 	(void) printf("\t\tzap_block_type: 0x%llx\n",
2808248818dSnd 	    (u_longlong_t)zs.zs_block_type);
2818248818dSnd 	(void) printf("\t\tzap_magic: 0x%llx\n",
2828248818dSnd 	    (u_longlong_t)zs.zs_magic);
2838248818dSnd 	(void) printf("\t\tzap_salt: 0x%llx\n",
2848248818dSnd 	    (u_longlong_t)zs.zs_salt);
285fa9e4066Sahrens 
286fa9e4066Sahrens 	(void) printf("\t\tLeafs with 2^n pointers:\n");
287fa9e4066Sahrens 	dump_zap_histogram(zs.zs_leafs_with_2n_pointers);
288fa9e4066Sahrens 
289fa9e4066Sahrens 	(void) printf("\t\tBlocks with n*5 entries:\n");
290fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_with_n5_entries);
291fa9e4066Sahrens 
292fa9e4066Sahrens 	(void) printf("\t\tBlocks n/10 full:\n");
293fa9e4066Sahrens 	dump_zap_histogram(zs.zs_blocks_n_tenths_full);
294fa9e4066Sahrens 
295fa9e4066Sahrens 	(void) printf("\t\tEntries with n chunks:\n");
296fa9e4066Sahrens 	dump_zap_histogram(zs.zs_entries_using_n_chunks);
297fa9e4066Sahrens 
298fa9e4066Sahrens 	(void) printf("\t\tBuckets with n entries:\n");
299fa9e4066Sahrens 	dump_zap_histogram(zs.zs_buckets_with_n_entries);
300fa9e4066Sahrens }
301fa9e4066Sahrens 
302fa9e4066Sahrens /*ARGSUSED*/
303fa9e4066Sahrens static void
304fa9e4066Sahrens dump_none(objset_t *os, uint64_t object, void *data, size_t size)
305fa9e4066Sahrens {
306fa9e4066Sahrens }
307fa9e4066Sahrens 
308fa9e4066Sahrens /*ARGSUSED*/
309fa9e4066Sahrens void
310fa9e4066Sahrens dump_uint8(objset_t *os, uint64_t object, void *data, size_t size)
311fa9e4066Sahrens {
312fa9e4066Sahrens }
313fa9e4066Sahrens 
314fa9e4066Sahrens /*ARGSUSED*/
315fa9e4066Sahrens static void
316fa9e4066Sahrens dump_uint64(objset_t *os, uint64_t object, void *data, size_t size)
317fa9e4066Sahrens {
318fa9e4066Sahrens }
319fa9e4066Sahrens 
320fa9e4066Sahrens /*ARGSUSED*/
321fa9e4066Sahrens static void
322fa9e4066Sahrens dump_zap(objset_t *os, uint64_t object, void *data, size_t size)
323fa9e4066Sahrens {
324fa9e4066Sahrens 	zap_cursor_t zc;
325fa9e4066Sahrens 	zap_attribute_t attr;
326fa9e4066Sahrens 	void *prop;
327fa9e4066Sahrens 	int i;
328fa9e4066Sahrens 
329fa9e4066Sahrens 	dump_zap_stats(os, object);
330fa9e4066Sahrens 	(void) printf("\n");
331fa9e4066Sahrens 
332fa9e4066Sahrens 	for (zap_cursor_init(&zc, os, object);
333fa9e4066Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
334fa9e4066Sahrens 	    zap_cursor_advance(&zc)) {
335fa9e4066Sahrens 		(void) printf("\t\t%s = ", attr.za_name);
336fa9e4066Sahrens 		if (attr.za_num_integers == 0) {
337fa9e4066Sahrens 			(void) printf("\n");
338fa9e4066Sahrens 			continue;
339fa9e4066Sahrens 		}
340fa9e4066Sahrens 		prop = umem_zalloc(attr.za_num_integers *
341fa9e4066Sahrens 		    attr.za_integer_length, UMEM_NOFAIL);
342fa9e4066Sahrens 		(void) zap_lookup(os, object, attr.za_name,
343fa9e4066Sahrens 		    attr.za_integer_length, attr.za_num_integers, prop);
344fa9e4066Sahrens 		if (attr.za_integer_length == 1) {
345fa9e4066Sahrens 			(void) printf("%s", (char *)prop);
346fa9e4066Sahrens 		} else {
347fa9e4066Sahrens 			for (i = 0; i < attr.za_num_integers; i++) {
348fa9e4066Sahrens 				switch (attr.za_integer_length) {
349fa9e4066Sahrens 				case 2:
350fa9e4066Sahrens 					(void) printf("%u ",
351fa9e4066Sahrens 					    ((uint16_t *)prop)[i]);
352fa9e4066Sahrens 					break;
353fa9e4066Sahrens 				case 4:
354fa9e4066Sahrens 					(void) printf("%u ",
355fa9e4066Sahrens 					    ((uint32_t *)prop)[i]);
356fa9e4066Sahrens 					break;
357fa9e4066Sahrens 				case 8:
358fa9e4066Sahrens 					(void) printf("%lld ",
359fa9e4066Sahrens 					    (u_longlong_t)((int64_t *)prop)[i]);
360fa9e4066Sahrens 					break;
361fa9e4066Sahrens 				}
362fa9e4066Sahrens 			}
363fa9e4066Sahrens 		}
364fa9e4066Sahrens 		(void) printf("\n");
365fa9e4066Sahrens 		umem_free(prop, attr.za_num_integers * attr.za_integer_length);
366fa9e4066Sahrens 	}
36787e5029aSahrens 	zap_cursor_fini(&zc);
368fa9e4066Sahrens }
369fa9e4066Sahrens 
370*e7437265Sahrens /*ARGSUSED*/
371*e7437265Sahrens static void
372*e7437265Sahrens dump_zpldir(objset_t *os, uint64_t object, void *data, size_t size)
373*e7437265Sahrens {
374*e7437265Sahrens 	zap_cursor_t zc;
375*e7437265Sahrens 	zap_attribute_t attr;
376*e7437265Sahrens 	const char *typenames[] = {
377*e7437265Sahrens 		/* 0 */ "not specified",
378*e7437265Sahrens 		/* 1 */ "FIFO",
379*e7437265Sahrens 		/* 2 */ "Character Device",
380*e7437265Sahrens 		/* 3 */ "3 (invalid)",
381*e7437265Sahrens 		/* 4 */ "Directory",
382*e7437265Sahrens 		/* 5 */ "5 (invalid)",
383*e7437265Sahrens 		/* 6 */ "Block Device",
384*e7437265Sahrens 		/* 7 */ "7 (invalid)",
385*e7437265Sahrens 		/* 8 */ "Regular File",
386*e7437265Sahrens 		/* 9 */ "9 (invalid)",
387*e7437265Sahrens 		/* 10 */ "Symbolic Link",
388*e7437265Sahrens 		/* 11 */ "11 (invalid)",
389*e7437265Sahrens 		/* 12 */ "Socket",
390*e7437265Sahrens 		/* 13 */ "Door",
391*e7437265Sahrens 		/* 14 */ "Event Port",
392*e7437265Sahrens 		/* 15 */ "15 (invalid)",
393*e7437265Sahrens 	};
394*e7437265Sahrens 
395*e7437265Sahrens 	dump_zap_stats(os, object);
396*e7437265Sahrens 	(void) printf("\n");
397*e7437265Sahrens 
398*e7437265Sahrens 	for (zap_cursor_init(&zc, os, object);
399*e7437265Sahrens 	    zap_cursor_retrieve(&zc, &attr) == 0;
400*e7437265Sahrens 	    zap_cursor_advance(&zc)) {
401*e7437265Sahrens 		(void) printf("\t\t%s = %lld (type: %s)\n",
402*e7437265Sahrens 		    attr.za_name, ZFS_DIRENT_OBJ(attr.za_first_integer),
403*e7437265Sahrens 		    typenames[ZFS_DIRENT_TYPE(attr.za_first_integer)]);
404*e7437265Sahrens 	}
405*e7437265Sahrens 	zap_cursor_fini(&zc);
406*e7437265Sahrens }
407*e7437265Sahrens 
408fa9e4066Sahrens static void
409fa9e4066Sahrens dump_spacemap(objset_t *os, space_map_obj_t *smo, space_map_t *sm)
410fa9e4066Sahrens {
411fa9e4066Sahrens 	uint64_t alloc, offset, entry;
412ecc2d604Sbonwick 	uint8_t mapshift = sm->sm_shift;
413fa9e4066Sahrens 	uint64_t mapstart = sm->sm_start;
4148053a263Sck 	char *ddata[] = { "ALLOC", "FREE", "CONDENSE", "INVALID",
4158053a263Sck 			    "INVALID", "INVALID", "INVALID", "INVALID" };
416fa9e4066Sahrens 
417fa9e4066Sahrens 	if (smo->smo_object == 0)
418fa9e4066Sahrens 		return;
419fa9e4066Sahrens 
420fa9e4066Sahrens 	/*
421fa9e4066Sahrens 	 * Print out the freelist entries in both encoded and decoded form.
422fa9e4066Sahrens 	 */
423fa9e4066Sahrens 	alloc = 0;
424fa9e4066Sahrens 	for (offset = 0; offset < smo->smo_objsize; offset += sizeof (entry)) {
425ea8dc4b6Seschrock 		VERIFY(0 == dmu_read(os, smo->smo_object, offset,
426ea8dc4b6Seschrock 		    sizeof (entry), &entry));
427fa9e4066Sahrens 		if (SM_DEBUG_DECODE(entry)) {
428fa9e4066Sahrens 			(void) printf("\t\t[%4llu] %s: txg %llu, pass %llu\n",
429fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
430fa9e4066Sahrens 			    ddata[SM_DEBUG_ACTION_DECODE(entry)],
4315ad82045Snd 			    (u_longlong_t)SM_DEBUG_TXG_DECODE(entry),
4325ad82045Snd 			    (u_longlong_t)SM_DEBUG_SYNCPASS_DECODE(entry));
433fa9e4066Sahrens 		} else {
434fa9e4066Sahrens 			(void) printf("\t\t[%4llu]    %c  range:"
435fa9e4066Sahrens 			    " %08llx-%08llx  size: %06llx\n",
436fa9e4066Sahrens 			    (u_longlong_t)(offset / sizeof (entry)),
437fa9e4066Sahrens 			    SM_TYPE_DECODE(entry) == SM_ALLOC ? 'A' : 'F',
4385ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
4395ad82045Snd 			    mapshift) + mapstart),
4405ad82045Snd 			    (u_longlong_t)((SM_OFFSET_DECODE(entry) <<
4415ad82045Snd 			    mapshift) + mapstart + (SM_RUN_DECODE(entry) <<
4425ad82045Snd 			    mapshift)),
4435ad82045Snd 			    (u_longlong_t)(SM_RUN_DECODE(entry) << mapshift));
444fa9e4066Sahrens 			if (SM_TYPE_DECODE(entry) == SM_ALLOC)
445fa9e4066Sahrens 				alloc += SM_RUN_DECODE(entry) << mapshift;
446fa9e4066Sahrens 			else
447fa9e4066Sahrens 				alloc -= SM_RUN_DECODE(entry) << mapshift;
448fa9e4066Sahrens 		}
449fa9e4066Sahrens 	}
450fa9e4066Sahrens 	if (alloc != smo->smo_alloc) {
451fa9e4066Sahrens 		(void) printf("space_map_object alloc (%llu) INCONSISTENT "
452fa9e4066Sahrens 		    "with space map summary (%llu)\n",
453fa9e4066Sahrens 		    (u_longlong_t)smo->smo_alloc, (u_longlong_t)alloc);
454fa9e4066Sahrens 	}
455fa9e4066Sahrens }
456fa9e4066Sahrens 
457fa9e4066Sahrens static void
458fa9e4066Sahrens dump_metaslab(metaslab_t *msp)
459fa9e4066Sahrens {
460fa9e4066Sahrens 	char freebuf[5];
461ecc2d604Sbonwick 	space_map_obj_t *smo = &msp->ms_smo;
462fa9e4066Sahrens 	vdev_t *vd = msp->ms_group->mg_vd;
463fa9e4066Sahrens 	spa_t *spa = vd->vdev_spa;
464fa9e4066Sahrens 
465fa9e4066Sahrens 	nicenum(msp->ms_map.sm_size - smo->smo_alloc, freebuf);
466fa9e4066Sahrens 
467fa9e4066Sahrens 	if (dump_opt['d'] <= 5) {
468fa9e4066Sahrens 		(void) printf("\t%10llx   %10llu   %5s\n",
469fa9e4066Sahrens 		    (u_longlong_t)msp->ms_map.sm_start,
470fa9e4066Sahrens 		    (u_longlong_t)smo->smo_object,
471fa9e4066Sahrens 		    freebuf);
472fa9e4066Sahrens 		return;
473fa9e4066Sahrens 	}
474fa9e4066Sahrens 
475fa9e4066Sahrens 	(void) printf(
476fa9e4066Sahrens 	    "\tvdev %llu   offset %08llx   spacemap %4llu   free %5s\n",
477fa9e4066Sahrens 	    (u_longlong_t)vd->vdev_id, (u_longlong_t)msp->ms_map.sm_start,
478fa9e4066Sahrens 	    (u_longlong_t)smo->smo_object, freebuf);
479fa9e4066Sahrens 
480fa9e4066Sahrens 	ASSERT(msp->ms_map.sm_size == (1ULL << vd->vdev_ms_shift));
481fa9e4066Sahrens 
482fa9e4066Sahrens 	dump_spacemap(spa->spa_meta_objset, smo, &msp->ms_map);
483fa9e4066Sahrens }
484fa9e4066Sahrens 
485fa9e4066Sahrens static void
486fa9e4066Sahrens dump_metaslabs(spa_t *spa)
487fa9e4066Sahrens {
488fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
489fa9e4066Sahrens 	vdev_t *vd;
490fa9e4066Sahrens 	int c, m;
491fa9e4066Sahrens 
492fa9e4066Sahrens 	(void) printf("\nMetaslabs:\n");
493fa9e4066Sahrens 
494fa9e4066Sahrens 	for (c = 0; c < rvd->vdev_children; c++) {
495fa9e4066Sahrens 		vd = rvd->vdev_child[c];
496fa9e4066Sahrens 
497ea8dc4b6Seschrock 		spa_config_enter(spa, RW_READER, FTAG);
498fa9e4066Sahrens 		(void) printf("\n    vdev %llu = %s\n\n",
499fa9e4066Sahrens 		    (u_longlong_t)vd->vdev_id, vdev_description(vd));
500ea8dc4b6Seschrock 		spa_config_exit(spa, FTAG);
501fa9e4066Sahrens 
502fa9e4066Sahrens 		if (dump_opt['d'] <= 5) {
503fa9e4066Sahrens 			(void) printf("\t%10s   %10s   %5s\n",
504fa9e4066Sahrens 			    "offset", "spacemap", "free");
505fa9e4066Sahrens 			(void) printf("\t%10s   %10s   %5s\n",
506fa9e4066Sahrens 			    "------", "--------", "----");
507fa9e4066Sahrens 		}
508fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++)
509fa9e4066Sahrens 			dump_metaslab(vd->vdev_ms[m]);
510fa9e4066Sahrens 		(void) printf("\n");
511fa9e4066Sahrens 	}
512fa9e4066Sahrens }
513fa9e4066Sahrens 
514fa9e4066Sahrens static void
515fa9e4066Sahrens dump_dtl(vdev_t *vd, int indent)
516fa9e4066Sahrens {
517fa9e4066Sahrens 	avl_tree_t *t = &vd->vdev_dtl_map.sm_root;
518fa9e4066Sahrens 	spa_t *spa = vd->vdev_spa;
519fa9e4066Sahrens 	space_seg_t *ss;
520fa9e4066Sahrens 	vdev_t *pvd;
521fa9e4066Sahrens 	int c;
522fa9e4066Sahrens 
523fa9e4066Sahrens 	if (indent == 0)
524fa9e4066Sahrens 		(void) printf("\nDirty time logs:\n\n");
525fa9e4066Sahrens 
526ea8dc4b6Seschrock 	spa_config_enter(spa, RW_READER, FTAG);
527fa9e4066Sahrens 	(void) printf("\t%*s%s\n", indent, "", vdev_description(vd));
528ea8dc4b6Seschrock 	spa_config_exit(spa, FTAG);
529fa9e4066Sahrens 
530fa9e4066Sahrens 	for (ss = avl_first(t); ss; ss = AVL_NEXT(t, ss)) {
531fa9e4066Sahrens 		/*
532fa9e4066Sahrens 		 * Everything in this DTL must appear in all parent DTL unions.
533fa9e4066Sahrens 		 */
534fa9e4066Sahrens 		for (pvd = vd; pvd; pvd = pvd->vdev_parent)
535fa9e4066Sahrens 			ASSERT(vdev_dtl_contains(&pvd->vdev_dtl_map,
536fa9e4066Sahrens 			    ss->ss_start, ss->ss_end - ss->ss_start));
537fa9e4066Sahrens 		(void) printf("\t%*soutage [%llu,%llu] length %llu\n",
538fa9e4066Sahrens 		    indent, "",
539fa9e4066Sahrens 		    (u_longlong_t)ss->ss_start,
540fa9e4066Sahrens 		    (u_longlong_t)ss->ss_end - 1,
5415ad82045Snd 		    (u_longlong_t)(ss->ss_end - ss->ss_start));
542fa9e4066Sahrens 	}
543fa9e4066Sahrens 
544fa9e4066Sahrens 	(void) printf("\n");
545fa9e4066Sahrens 
546fa9e4066Sahrens 	if (dump_opt['d'] > 5 && vd->vdev_children == 0) {
547fa9e4066Sahrens 		dump_spacemap(vd->vdev_spa->spa_meta_objset, &vd->vdev_dtl,
548fa9e4066Sahrens 		    &vd->vdev_dtl_map);
549fa9e4066Sahrens 		(void) printf("\n");
550fa9e4066Sahrens 	}
551fa9e4066Sahrens 
552fa9e4066Sahrens 	for (c = 0; c < vd->vdev_children; c++)
553fa9e4066Sahrens 		dump_dtl(vd->vdev_child[c], indent + 4);
554fa9e4066Sahrens }
555fa9e4066Sahrens 
556fa9e4066Sahrens /*ARGSUSED*/
557fa9e4066Sahrens static void
558fa9e4066Sahrens dump_dnode(objset_t *os, uint64_t object, void *data, size_t size)
559fa9e4066Sahrens {
560fa9e4066Sahrens }
561fa9e4066Sahrens 
562fa9e4066Sahrens static uint64_t
563fa9e4066Sahrens blkid2offset(dnode_phys_t *dnp, int level, uint64_t blkid)
564fa9e4066Sahrens {
565fa9e4066Sahrens 	if (level < 0)
566fa9e4066Sahrens 		return (blkid);
567fa9e4066Sahrens 
568fa9e4066Sahrens 	return ((blkid << (level * (dnp->dn_indblkshift - SPA_BLKPTRSHIFT))) *
569fa9e4066Sahrens 	    dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT);
570fa9e4066Sahrens }
571fa9e4066Sahrens 
57244cd46caSbillm static void
57344cd46caSbillm sprintf_blkptr_compact(char *blkbuf, blkptr_t *bp, int alldvas)
57444cd46caSbillm {
57544cd46caSbillm 	dva_t *dva = bp->blk_dva;
57644cd46caSbillm 	int ndvas = alldvas ? BP_GET_NDVAS(bp) : 1;
57744cd46caSbillm 	int i;
57844cd46caSbillm 
57944cd46caSbillm 	blkbuf[0] = '\0';
58044cd46caSbillm 
58144cd46caSbillm 	for (i = 0; i < ndvas; i++)
58244cd46caSbillm 		(void) sprintf(blkbuf + strlen(blkbuf), "%llu:%llx:%llx ",
58344cd46caSbillm 		    (u_longlong_t)DVA_GET_VDEV(&dva[i]),
58444cd46caSbillm 		    (u_longlong_t)DVA_GET_OFFSET(&dva[i]),
58544cd46caSbillm 		    (u_longlong_t)DVA_GET_ASIZE(&dva[i]));
58644cd46caSbillm 
58744cd46caSbillm 	(void) sprintf(blkbuf + strlen(blkbuf), "%llxL/%llxP F=%llu B=%llu",
58844cd46caSbillm 	    (u_longlong_t)BP_GET_LSIZE(bp),
58944cd46caSbillm 	    (u_longlong_t)BP_GET_PSIZE(bp),
59044cd46caSbillm 	    (u_longlong_t)bp->blk_fill,
59144cd46caSbillm 	    (u_longlong_t)bp->blk_birth);
59244cd46caSbillm }
59344cd46caSbillm 
594fa9e4066Sahrens /* ARGSUSED */
595fa9e4066Sahrens static int
596fa9e4066Sahrens zdb_indirect_cb(traverse_blk_cache_t *bc, spa_t *spa, void *a)
597fa9e4066Sahrens {
598fa9e4066Sahrens 	zbookmark_t *zb = &bc->bc_bookmark;
599fa9e4066Sahrens 	blkptr_t *bp = &bc->bc_blkptr;
600fa9e4066Sahrens 	void *data = bc->bc_data;
601fa9e4066Sahrens 	dnode_phys_t *dnp = bc->bc_dnode;
60244cd46caSbillm 	char blkbuf[BP_SPRINTF_LEN + 80];
603fa9e4066Sahrens 	int l;
604fa9e4066Sahrens 
605fa9e4066Sahrens 	if (bc->bc_errno) {
60644cd46caSbillm 		(void) sprintf(blkbuf,
607ea8dc4b6Seschrock 		    "Error %d reading <%llu, %llu, %lld, %llu>: ",
608fa9e4066Sahrens 		    bc->bc_errno,
609fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
610fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
611ea8dc4b6Seschrock 		    (u_longlong_t)zb->zb_level,
612fa9e4066Sahrens 		    (u_longlong_t)zb->zb_blkid);
613fa9e4066Sahrens 		goto out;
614fa9e4066Sahrens 	}
615fa9e4066Sahrens 
616fa9e4066Sahrens 	if (zb->zb_level == -1) {
617fa9e4066Sahrens 		ASSERT3U(BP_GET_TYPE(bp), ==, DMU_OT_OBJSET);
618fa9e4066Sahrens 		ASSERT3U(BP_GET_LEVEL(bp), ==, 0);
619fa9e4066Sahrens 	} else {
620fa9e4066Sahrens 		ASSERT3U(BP_GET_TYPE(bp), ==, dnp->dn_type);
621fa9e4066Sahrens 		ASSERT3U(BP_GET_LEVEL(bp), ==, zb->zb_level);
622fa9e4066Sahrens 	}
623fa9e4066Sahrens 
624fa9e4066Sahrens 	if (zb->zb_level > 0) {
625fa9e4066Sahrens 		uint64_t fill = 0;
626fa9e4066Sahrens 		blkptr_t *bpx, *bpend;
627fa9e4066Sahrens 
628fa9e4066Sahrens 		for (bpx = data, bpend = bpx + BP_GET_LSIZE(bp) / sizeof (*bpx);
629fa9e4066Sahrens 		    bpx < bpend; bpx++) {
630fa9e4066Sahrens 			if (bpx->blk_birth != 0) {
631fa9e4066Sahrens 				fill += bpx->blk_fill;
632fa9e4066Sahrens 			} else {
633fa9e4066Sahrens 				ASSERT(bpx->blk_fill == 0);
634fa9e4066Sahrens 			}
635fa9e4066Sahrens 		}
636fa9e4066Sahrens 		ASSERT3U(fill, ==, bp->blk_fill);
637fa9e4066Sahrens 	}
638fa9e4066Sahrens 
639fa9e4066Sahrens 	if (zb->zb_level == 0 && dnp->dn_type == DMU_OT_DNODE) {
640fa9e4066Sahrens 		uint64_t fill = 0;
641fa9e4066Sahrens 		dnode_phys_t *dnx, *dnend;
642fa9e4066Sahrens 
643fa9e4066Sahrens 		for (dnx = data, dnend = dnx + (BP_GET_LSIZE(bp)>>DNODE_SHIFT);
644fa9e4066Sahrens 		    dnx < dnend; dnx++) {
645fa9e4066Sahrens 			if (dnx->dn_type != DMU_OT_NONE)
646fa9e4066Sahrens 				fill++;
647fa9e4066Sahrens 		}
648fa9e4066Sahrens 		ASSERT3U(fill, ==, bp->blk_fill);
649fa9e4066Sahrens 	}
650fa9e4066Sahrens 
65144cd46caSbillm 	(void) sprintf(blkbuf, "%16llx ",
652fa9e4066Sahrens 	    (u_longlong_t)blkid2offset(dnp, zb->zb_level, zb->zb_blkid));
653fa9e4066Sahrens 
654fa9e4066Sahrens 	ASSERT(zb->zb_level >= 0);
655fa9e4066Sahrens 
656fa9e4066Sahrens 	for (l = dnp->dn_nlevels - 1; l >= -1; l--) {
657fa9e4066Sahrens 		if (l == zb->zb_level) {
65844cd46caSbillm 			(void) sprintf(blkbuf + strlen(blkbuf), "L%llx",
659ea8dc4b6Seschrock 			    (u_longlong_t)zb->zb_level);
660fa9e4066Sahrens 		} else {
66144cd46caSbillm 			(void) sprintf(blkbuf + strlen(blkbuf), " ");
662fa9e4066Sahrens 		}
663fa9e4066Sahrens 	}
664fa9e4066Sahrens 
665fa9e4066Sahrens out:
666fa9e4066Sahrens 	if (bp->blk_birth == 0) {
66744cd46caSbillm 		(void) sprintf(blkbuf + strlen(blkbuf), "<hole>");
66844cd46caSbillm 		(void) printf("%s\n", blkbuf);
669fa9e4066Sahrens 	} else {
67044cd46caSbillm 		sprintf_blkptr_compact(blkbuf + strlen(blkbuf), bp,
67144cd46caSbillm 		    dump_opt['d'] > 5 ? 1 : 0);
67244cd46caSbillm 		(void) printf("%s\n", blkbuf);
673fa9e4066Sahrens 	}
674fa9e4066Sahrens 
675fa9e4066Sahrens 	return (bc->bc_errno ? ERESTART : 0);
676fa9e4066Sahrens }
677fa9e4066Sahrens 
678fa9e4066Sahrens /*ARGSUSED*/
679fa9e4066Sahrens static void
680fa9e4066Sahrens dump_indirect(objset_t *os, uint64_t object, void *data, size_t size)
681fa9e4066Sahrens {
682fa9e4066Sahrens 	traverse_handle_t *th;
683fa9e4066Sahrens 	uint64_t objset = dmu_objset_id(os);
684fa9e4066Sahrens 	int advance = zdb_advance;
685fa9e4066Sahrens 
686fa9e4066Sahrens 	(void) printf("Indirect blocks:\n");
687fa9e4066Sahrens 
688fa9e4066Sahrens 	if (object == 0)
689fa9e4066Sahrens 		advance |= ADVANCE_DATA;
690fa9e4066Sahrens 
691fa9e4066Sahrens 	th = traverse_init(dmu_objset_spa(os), zdb_indirect_cb, NULL, advance,
692fa9e4066Sahrens 	    ZIO_FLAG_CANFAIL);
693fa9e4066Sahrens 	th->th_noread = zdb_noread;
694fa9e4066Sahrens 
695fa9e4066Sahrens 	traverse_add_dnode(th, 0, -1ULL, objset, object);
696fa9e4066Sahrens 
697fa9e4066Sahrens 	while (traverse_more(th) == EAGAIN)
698fa9e4066Sahrens 		continue;
699fa9e4066Sahrens 
700fa9e4066Sahrens 	(void) printf("\n");
701fa9e4066Sahrens 
702fa9e4066Sahrens 	traverse_fini(th);
703fa9e4066Sahrens }
704fa9e4066Sahrens 
705fa9e4066Sahrens /*ARGSUSED*/
706fa9e4066Sahrens static void
707fa9e4066Sahrens dump_dsl_dir(objset_t *os, uint64_t object, void *data, size_t size)
708fa9e4066Sahrens {
709fa9e4066Sahrens 	dsl_dir_phys_t *dd = data;
710fa9e4066Sahrens 	time_t crtime;
711fa9e4066Sahrens 	char used[6], compressed[6], uncompressed[6], quota[6], resv[6];
712fa9e4066Sahrens 
713fa9e4066Sahrens 	if (dd == NULL)
714fa9e4066Sahrens 		return;
715fa9e4066Sahrens 
716fa9e4066Sahrens 	ASSERT(size == sizeof (*dd));
717fa9e4066Sahrens 
718fa9e4066Sahrens 	crtime = dd->dd_creation_time;
719fa9e4066Sahrens 	nicenum(dd->dd_used_bytes, used);
720fa9e4066Sahrens 	nicenum(dd->dd_compressed_bytes, compressed);
721fa9e4066Sahrens 	nicenum(dd->dd_uncompressed_bytes, uncompressed);
722fa9e4066Sahrens 	nicenum(dd->dd_quota, quota);
723fa9e4066Sahrens 	nicenum(dd->dd_reserved, resv);
724fa9e4066Sahrens 
725fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
726fa9e4066Sahrens 	(void) printf("\t\thead_dataset_obj = %llu\n",
727fa9e4066Sahrens 	    (u_longlong_t)dd->dd_head_dataset_obj);
728fa9e4066Sahrens 	(void) printf("\t\tparent_dir_obj = %llu\n",
729fa9e4066Sahrens 	    (u_longlong_t)dd->dd_parent_obj);
730fa9e4066Sahrens 	(void) printf("\t\tclone_parent_obj = %llu\n",
731fa9e4066Sahrens 	    (u_longlong_t)dd->dd_clone_parent_obj);
732fa9e4066Sahrens 	(void) printf("\t\tchild_dir_zapobj = %llu\n",
733fa9e4066Sahrens 	    (u_longlong_t)dd->dd_child_dir_zapobj);
734fa9e4066Sahrens 	(void) printf("\t\tused_bytes = %s\n", used);
735fa9e4066Sahrens 	(void) printf("\t\tcompressed_bytes = %s\n", compressed);
736fa9e4066Sahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", uncompressed);
737fa9e4066Sahrens 	(void) printf("\t\tquota = %s\n", quota);
738fa9e4066Sahrens 	(void) printf("\t\treserved = %s\n", resv);
739fa9e4066Sahrens 	(void) printf("\t\tprops_zapobj = %llu\n",
740fa9e4066Sahrens 	    (u_longlong_t)dd->dd_props_zapobj);
741ecd6cf80Smarks 	(void) printf("\t\tdeleg_zapobj = %llu\n",
742ecd6cf80Smarks 	    (u_longlong_t)dd->dd_deleg_zapobj);
743fa9e4066Sahrens }
744fa9e4066Sahrens 
745fa9e4066Sahrens /*ARGSUSED*/
746fa9e4066Sahrens static void
747fa9e4066Sahrens dump_dsl_dataset(objset_t *os, uint64_t object, void *data, size_t size)
748fa9e4066Sahrens {
749fa9e4066Sahrens 	dsl_dataset_phys_t *ds = data;
750fa9e4066Sahrens 	time_t crtime;
751fbabab8fSmaybee 	char used[6], compressed[6], uncompressed[6], unique[6];
752fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
753fa9e4066Sahrens 
754fa9e4066Sahrens 	if (ds == NULL)
755fa9e4066Sahrens 		return;
756fa9e4066Sahrens 
757fa9e4066Sahrens 	ASSERT(size == sizeof (*ds));
758fa9e4066Sahrens 	crtime = ds->ds_creation_time;
759fa9e4066Sahrens 	nicenum(ds->ds_used_bytes, used);
760fa9e4066Sahrens 	nicenum(ds->ds_compressed_bytes, compressed);
761fa9e4066Sahrens 	nicenum(ds->ds_uncompressed_bytes, uncompressed);
762fa9e4066Sahrens 	nicenum(ds->ds_unique_bytes, unique);
763fbabab8fSmaybee 	sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ds->ds_bp);
764fa9e4066Sahrens 
765fa9e4066Sahrens 	(void) printf("\t\tdataset_obj = %llu\n",
766fa9e4066Sahrens 	    (u_longlong_t)ds->ds_dir_obj);
767fa9e4066Sahrens 	(void) printf("\t\tprev_snap_obj = %llu\n",
768fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_obj);
769fa9e4066Sahrens 	(void) printf("\t\tprev_snap_txg = %llu\n",
770fa9e4066Sahrens 	    (u_longlong_t)ds->ds_prev_snap_txg);
771fa9e4066Sahrens 	(void) printf("\t\tnext_snap_obj = %llu\n",
772fa9e4066Sahrens 	    (u_longlong_t)ds->ds_next_snap_obj);
773fa9e4066Sahrens 	(void) printf("\t\tsnapnames_zapobj = %llu\n",
774fa9e4066Sahrens 	    (u_longlong_t)ds->ds_snapnames_zapobj);
775fa9e4066Sahrens 	(void) printf("\t\tnum_children = %llu\n",
776fa9e4066Sahrens 	    (u_longlong_t)ds->ds_num_children);
777fa9e4066Sahrens 	(void) printf("\t\tcreation_time = %s", ctime(&crtime));
778fa9e4066Sahrens 	(void) printf("\t\tcreation_txg = %llu\n",
779fa9e4066Sahrens 	    (u_longlong_t)ds->ds_creation_txg);
780fa9e4066Sahrens 	(void) printf("\t\tdeadlist_obj = %llu\n",
781fa9e4066Sahrens 	    (u_longlong_t)ds->ds_deadlist_obj);
782fa9e4066Sahrens 	(void) printf("\t\tused_bytes = %s\n", used);
783fa9e4066Sahrens 	(void) printf("\t\tcompressed_bytes = %s\n", compressed);
784fa9e4066Sahrens 	(void) printf("\t\tuncompressed_bytes = %s\n", uncompressed);
785fa9e4066Sahrens 	(void) printf("\t\tunique = %s\n", unique);
786fa9e4066Sahrens 	(void) printf("\t\tfsid_guid = %llu\n",
787fa9e4066Sahrens 	    (u_longlong_t)ds->ds_fsid_guid);
788fa9e4066Sahrens 	(void) printf("\t\tguid = %llu\n",
789fa9e4066Sahrens 	    (u_longlong_t)ds->ds_guid);
79099653d4eSeschrock 	(void) printf("\t\tflags = %llx\n",
79199653d4eSeschrock 	    (u_longlong_t)ds->ds_flags);
792fa9e4066Sahrens 	(void) printf("\t\tbp = %s\n", blkbuf);
793fa9e4066Sahrens }
794fa9e4066Sahrens 
795fa9e4066Sahrens static void
796fa9e4066Sahrens dump_bplist(objset_t *mos, uint64_t object, char *name)
797fa9e4066Sahrens {
798fa9e4066Sahrens 	bplist_t bpl = { 0 };
799fa9e4066Sahrens 	blkptr_t blk, *bp = &blk;
800fa9e4066Sahrens 	uint64_t itor = 0;
80199653d4eSeschrock 	char bytes[6];
80299653d4eSeschrock 	char comp[6];
80399653d4eSeschrock 	char uncomp[6];
804fa9e4066Sahrens 
805fa9e4066Sahrens 	if (dump_opt['d'] < 3)
806fa9e4066Sahrens 		return;
807fa9e4066Sahrens 
808ea8dc4b6Seschrock 	VERIFY(0 == bplist_open(&bpl, mos, object));
809fa9e4066Sahrens 	if (bplist_empty(&bpl)) {
810fa9e4066Sahrens 		bplist_close(&bpl);
811fa9e4066Sahrens 		return;
812fa9e4066Sahrens 	}
813fa9e4066Sahrens 
81499653d4eSeschrock 	nicenum(bpl.bpl_phys->bpl_bytes, bytes);
81599653d4eSeschrock 	if (bpl.bpl_dbuf->db_size == sizeof (bplist_phys_t)) {
81699653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_comp, comp);
81799653d4eSeschrock 		nicenum(bpl.bpl_phys->bpl_uncomp, uncomp);
81899653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s (%s/%s comp)\n",
81999653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries,
82099653d4eSeschrock 		    bytes, comp, uncomp);
82199653d4eSeschrock 	} else {
82299653d4eSeschrock 		(void) printf("\n    %s: %llu entries, %s\n",
82399653d4eSeschrock 		    name, (u_longlong_t)bpl.bpl_phys->bpl_entries, bytes);
82499653d4eSeschrock 	}
825fa9e4066Sahrens 
826fa9e4066Sahrens 	if (dump_opt['d'] < 5) {
827fa9e4066Sahrens 		bplist_close(&bpl);
828fa9e4066Sahrens 		return;
829fa9e4066Sahrens 	}
830fa9e4066Sahrens 
831fa9e4066Sahrens 	(void) printf("\n");
832fa9e4066Sahrens 
833fa9e4066Sahrens 	while (bplist_iterate(&bpl, &itor, bp) == 0) {
83444cd46caSbillm 		char blkbuf[BP_SPRINTF_LEN];
83544cd46caSbillm 
836fa9e4066Sahrens 		ASSERT(bp->blk_birth != 0);
83744cd46caSbillm 		sprintf_blkptr_compact(blkbuf, bp, dump_opt['d'] > 5 ? 1 : 0);
83844cd46caSbillm 		(void) printf("\tItem %3llu: %s\n",
83944cd46caSbillm 		    (u_longlong_t)itor - 1, blkbuf);
840fa9e4066Sahrens 	}
841fa9e4066Sahrens 
842fa9e4066Sahrens 	bplist_close(&bpl);
843fa9e4066Sahrens }
844fa9e4066Sahrens 
845fa9e4066Sahrens /*ARGSUSED*/
846fa9e4066Sahrens static void
847fa9e4066Sahrens dump_znode(objset_t *os, uint64_t object, void *data, size_t size)
848fa9e4066Sahrens {
849fa9e4066Sahrens 	znode_phys_t *zp = data;
850fa9e4066Sahrens 	time_t z_crtime, z_atime, z_mtime, z_ctime;
851fa9e4066Sahrens 	char path[MAXPATHLEN * 2];	/* allow for xattr and failure prefix */
85255434c77Sek 	int error;
853fa9e4066Sahrens 
854fa9e4066Sahrens 	ASSERT(size >= sizeof (znode_phys_t));
855fa9e4066Sahrens 
85655434c77Sek 	error = zfs_obj_to_path(os, object, path, sizeof (path));
85755434c77Sek 	if (error != 0) {
85855434c77Sek 		(void) snprintf(path, sizeof (path), "\?\?\?<object#%llu>",
85955434c77Sek 		    (u_longlong_t)object);
86055434c77Sek 	}
86155434c77Sek 
862fa9e4066Sahrens 	if (dump_opt['d'] < 3) {
86355434c77Sek 		(void) printf("\t%s\n", path);
864fa9e4066Sahrens 		return;
865fa9e4066Sahrens 	}
866fa9e4066Sahrens 
867fa9e4066Sahrens 	z_crtime = (time_t)zp->zp_crtime[0];
868fa9e4066Sahrens 	z_atime = (time_t)zp->zp_atime[0];
869fa9e4066Sahrens 	z_mtime = (time_t)zp->zp_mtime[0];
870fa9e4066Sahrens 	z_ctime = (time_t)zp->zp_ctime[0];
871fa9e4066Sahrens 
87255434c77Sek 	(void) printf("\tpath	%s\n", path);
873fa9e4066Sahrens 	(void) printf("\tatime	%s", ctime(&z_atime));
874fa9e4066Sahrens 	(void) printf("\tmtime	%s", ctime(&z_mtime));
875fa9e4066Sahrens 	(void) printf("\tctime	%s", ctime(&z_ctime));
876fa9e4066Sahrens 	(void) printf("\tcrtime	%s", ctime(&z_crtime));
877fa9e4066Sahrens 	(void) printf("\tgen	%llu\n", (u_longlong_t)zp->zp_gen);
878fa9e4066Sahrens 	(void) printf("\tmode	%llo\n", (u_longlong_t)zp->zp_mode);
879fa9e4066Sahrens 	(void) printf("\tsize	%llu\n", (u_longlong_t)zp->zp_size);
880fa9e4066Sahrens 	(void) printf("\tparent	%llu\n", (u_longlong_t)zp->zp_parent);
881fa9e4066Sahrens 	(void) printf("\tlinks	%llu\n", (u_longlong_t)zp->zp_links);
882fa9e4066Sahrens 	(void) printf("\txattr	%llu\n", (u_longlong_t)zp->zp_xattr);
883fa9e4066Sahrens 	(void) printf("\trdev	0x%016llx\n", (u_longlong_t)zp->zp_rdev);
884fa9e4066Sahrens }
885fa9e4066Sahrens 
886fa9e4066Sahrens /*ARGSUSED*/
887fa9e4066Sahrens static void
888fa9e4066Sahrens dump_acl(objset_t *os, uint64_t object, void *data, size_t size)
889fa9e4066Sahrens {
890fa9e4066Sahrens }
891fa9e4066Sahrens 
892fa9e4066Sahrens /*ARGSUSED*/
893fa9e4066Sahrens static void
894fa9e4066Sahrens dump_dmu_objset(objset_t *os, uint64_t object, void *data, size_t size)
895fa9e4066Sahrens {
896fa9e4066Sahrens }
897fa9e4066Sahrens 
898fa9e4066Sahrens static object_viewer_t *object_viewer[DMU_OT_NUMTYPES] = {
899fa9e4066Sahrens 	dump_none,		/* unallocated			*/
900fa9e4066Sahrens 	dump_zap,		/* object directory		*/
901fa9e4066Sahrens 	dump_uint64,		/* object array			*/
902fa9e4066Sahrens 	dump_none,		/* packed nvlist		*/
903fa9e4066Sahrens 	dump_packed_nvlist,	/* packed nvlist size		*/
904fa9e4066Sahrens 	dump_none,		/* bplist			*/
905fa9e4066Sahrens 	dump_none,		/* bplist header		*/
906fa9e4066Sahrens 	dump_none,		/* SPA space map header		*/
907fa9e4066Sahrens 	dump_none,		/* SPA space map		*/
908fa9e4066Sahrens 	dump_none,		/* ZIL intent log		*/
909fa9e4066Sahrens 	dump_dnode,		/* DMU dnode			*/
910fa9e4066Sahrens 	dump_dmu_objset,	/* DMU objset			*/
911ea8dc4b6Seschrock 	dump_dsl_dir,		/* DSL directory		*/
912fa9e4066Sahrens 	dump_zap,		/* DSL directory child map	*/
913fa9e4066Sahrens 	dump_zap,		/* DSL dataset snap map		*/
914fa9e4066Sahrens 	dump_zap,		/* DSL props			*/
915fa9e4066Sahrens 	dump_dsl_dataset,	/* DSL dataset			*/
916fa9e4066Sahrens 	dump_znode,		/* ZFS znode			*/
917fa9e4066Sahrens 	dump_acl,		/* ZFS ACL			*/
918fa9e4066Sahrens 	dump_uint8,		/* ZFS plain file		*/
919*e7437265Sahrens 	dump_zpldir,		/* ZFS directory		*/
920fa9e4066Sahrens 	dump_zap,		/* ZFS master node		*/
921fa9e4066Sahrens 	dump_zap,		/* ZFS delete queue		*/
922fa9e4066Sahrens 	dump_uint8,		/* zvol object			*/
923fa9e4066Sahrens 	dump_zap,		/* zvol prop			*/
924fa9e4066Sahrens 	dump_uint8,		/* other uint8[]		*/
925fa9e4066Sahrens 	dump_uint64,		/* other uint64[]		*/
926fa9e4066Sahrens 	dump_zap,		/* other ZAP			*/
927ea8dc4b6Seschrock 	dump_zap,		/* persistent error log		*/
92806eeb2adSek 	dump_uint8,		/* SPA history			*/
92906eeb2adSek 	dump_uint64,		/* SPA history offsets		*/
930b1b8ab34Slling 	dump_zap,		/* Pool properties		*/
931ecd6cf80Smarks 	dump_zap,		/* DSL permissions		*/
932fa9e4066Sahrens };
933fa9e4066Sahrens 
934fa9e4066Sahrens static void
935fa9e4066Sahrens dump_object(objset_t *os, uint64_t object, int verbosity, int *print_header)
936fa9e4066Sahrens {
937fa9e4066Sahrens 	dmu_buf_t *db = NULL;
938fa9e4066Sahrens 	dmu_object_info_t doi;
939fa9e4066Sahrens 	dnode_t *dn;
940fa9e4066Sahrens 	void *bonus = NULL;
941fa9e4066Sahrens 	size_t bsize = 0;
942ecc2d604Sbonwick 	char iblk[6], dblk[6], lsize[6], asize[6], bonus_size[6], segsize[6];
943fa9e4066Sahrens 	char aux[50];
944fa9e4066Sahrens 	int error;
945fa9e4066Sahrens 
946fa9e4066Sahrens 	if (*print_header) {
947fa9e4066Sahrens 		(void) printf("\n    Object  lvl   iblk   dblk  lsize"
948ecc2d604Sbonwick 		    "  asize  type\n");
949fa9e4066Sahrens 		*print_header = 0;
950fa9e4066Sahrens 	}
951fa9e4066Sahrens 
952fa9e4066Sahrens 	if (object == 0) {
953fa9e4066Sahrens 		dn = os->os->os_meta_dnode;
954fa9e4066Sahrens 	} else {
955ea8dc4b6Seschrock 		error = dmu_bonus_hold(os, object, FTAG, &db);
956ea8dc4b6Seschrock 		if (error)
957ea8dc4b6Seschrock 			fatal("dmu_bonus_hold(%llu) failed, errno %u",
958ea8dc4b6Seschrock 			    object, error);
959fa9e4066Sahrens 		bonus = db->db_data;
960fa9e4066Sahrens 		bsize = db->db_size;
961fa9e4066Sahrens 		dn = ((dmu_buf_impl_t *)db)->db_dnode;
962fa9e4066Sahrens 	}
963fa9e4066Sahrens 	dmu_object_info_from_dnode(dn, &doi);
964fa9e4066Sahrens 
965fa9e4066Sahrens 	nicenum(doi.doi_metadata_block_size, iblk);
966fa9e4066Sahrens 	nicenum(doi.doi_data_block_size, dblk);
967fa9e4066Sahrens 	nicenum(doi.doi_data_block_size * (doi.doi_max_block_offset + 1),
968fa9e4066Sahrens 	    lsize);
969ecc2d604Sbonwick 	nicenum(doi.doi_physical_blks << 9, asize);
970fa9e4066Sahrens 	nicenum(doi.doi_bonus_size, bonus_size);
971fa9e4066Sahrens 
972fa9e4066Sahrens 	aux[0] = '\0';
973fa9e4066Sahrens 
974*e7437265Sahrens 	if (doi.doi_checksum != ZIO_CHECKSUM_INHERIT || verbosity >= 6) {
975fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (K=%s)",
9768654d025Sperrin 		    zio_checksum_table[doi.doi_checksum].ci_name);
977*e7437265Sahrens 	}
978fa9e4066Sahrens 
979*e7437265Sahrens 	if (doi.doi_compress != ZIO_COMPRESS_INHERIT || verbosity >= 6) {
980fa9e4066Sahrens 		(void) snprintf(aux + strlen(aux), sizeof (aux), " (Z=%s)",
9818654d025Sperrin 		    zio_compress_table[doi.doi_compress].ci_name);
982*e7437265Sahrens 	}
983fa9e4066Sahrens 
984fa9e4066Sahrens 	(void) printf("%10lld  %3u  %5s  %5s  %5s  %5s  %s%s\n",
985fa9e4066Sahrens 	    (u_longlong_t)object, doi.doi_indirection, iblk, dblk, lsize,
986ecc2d604Sbonwick 	    asize, dmu_ot[doi.doi_type].ot_name, aux);
987fa9e4066Sahrens 
988fa9e4066Sahrens 	if (doi.doi_bonus_type != DMU_OT_NONE && verbosity > 3) {
989fa9e4066Sahrens 		(void) printf("%10s  %3s  %5s  %5s  %5s  %5s  %s\n",
990fa9e4066Sahrens 		    "", "", "", "", bonus_size, "bonus",
991fa9e4066Sahrens 		    dmu_ot[doi.doi_bonus_type].ot_name);
992fa9e4066Sahrens 	}
993fa9e4066Sahrens 
994fa9e4066Sahrens 	if (verbosity >= 4) {
995fa9e4066Sahrens 		object_viewer[doi.doi_bonus_type](os, object, bonus, bsize);
996fa9e4066Sahrens 		object_viewer[doi.doi_type](os, object, NULL, 0);
997fa9e4066Sahrens 		*print_header = 1;
998fa9e4066Sahrens 	}
999fa9e4066Sahrens 
1000fa9e4066Sahrens 	if (verbosity >= 5)
1001fa9e4066Sahrens 		dump_indirect(os, object, NULL, 0);
1002fa9e4066Sahrens 
1003fa9e4066Sahrens 	if (verbosity >= 5) {
1004fa9e4066Sahrens 		/*
1005fa9e4066Sahrens 		 * Report the list of segments that comprise the object.
1006fa9e4066Sahrens 		 */
1007fa9e4066Sahrens 		uint64_t start = 0;
1008fa9e4066Sahrens 		uint64_t end;
1009fa9e4066Sahrens 		uint64_t blkfill = 1;
1010fa9e4066Sahrens 		int minlvl = 1;
1011fa9e4066Sahrens 
1012fa9e4066Sahrens 		if (dn->dn_type == DMU_OT_DNODE) {
1013fa9e4066Sahrens 			minlvl = 0;
1014fa9e4066Sahrens 			blkfill = DNODES_PER_BLOCK;
1015fa9e4066Sahrens 		}
1016fa9e4066Sahrens 
1017fa9e4066Sahrens 		for (;;) {
1018fa9e4066Sahrens 			error = dnode_next_offset(dn, B_FALSE, &start, minlvl,
10196754306eSahrens 			    blkfill, 0);
1020fa9e4066Sahrens 			if (error)
1021fa9e4066Sahrens 				break;
1022fa9e4066Sahrens 			end = start;
1023fa9e4066Sahrens 			error = dnode_next_offset(dn, B_TRUE, &end, minlvl,
10246754306eSahrens 			    blkfill, 0);
1025fa9e4066Sahrens 			nicenum(end - start, segsize);
1026fa9e4066Sahrens 			(void) printf("\t\tsegment [%016llx, %016llx)"
1027fa9e4066Sahrens 			    " size %5s\n", (u_longlong_t)start,
1028fa9e4066Sahrens 			    (u_longlong_t)end, segsize);
1029fa9e4066Sahrens 			if (error)
1030fa9e4066Sahrens 				break;
1031fa9e4066Sahrens 			start = end;
1032fa9e4066Sahrens 		}
1033fa9e4066Sahrens 	}
1034fa9e4066Sahrens 
1035fa9e4066Sahrens 	if (db != NULL)
1036ea8dc4b6Seschrock 		dmu_buf_rele(db, FTAG);
1037fa9e4066Sahrens }
1038fa9e4066Sahrens 
1039fa9e4066Sahrens static char *objset_types[DMU_OST_NUMTYPES] = {
1040fa9e4066Sahrens 	"NONE", "META", "ZPL", "ZVOL", "OTHER", "ANY" };
1041fa9e4066Sahrens 
1042fa9e4066Sahrens /*ARGSUSED*/
1043fa9e4066Sahrens static void
1044fa9e4066Sahrens dump_dir(objset_t *os)
1045fa9e4066Sahrens {
1046fa9e4066Sahrens 	dmu_objset_stats_t dds;
1047fa9e4066Sahrens 	uint64_t object, object_count;
1048a2eea2e1Sahrens 	uint64_t refdbytes, usedobjs, scratch;
1049fa9e4066Sahrens 	char numbuf[8];
1050fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
1051fa9e4066Sahrens 	char osname[MAXNAMELEN];
1052fa9e4066Sahrens 	char *type = "UNKNOWN";
1053fa9e4066Sahrens 	int verbosity = dump_opt['d'];
1054fa9e4066Sahrens 	int print_header = 1;
1055fa9e4066Sahrens 	int i, error;
1056fa9e4066Sahrens 
1057a2eea2e1Sahrens 	dmu_objset_fast_stat(os, &dds);
1058fa9e4066Sahrens 
1059fa9e4066Sahrens 	if (dds.dds_type < DMU_OST_NUMTYPES)
1060fa9e4066Sahrens 		type = objset_types[dds.dds_type];
1061fa9e4066Sahrens 
1062fa9e4066Sahrens 	if (dds.dds_type == DMU_OST_META) {
1063fa9e4066Sahrens 		dds.dds_creation_txg = TXG_INITIAL;
1064c717a561Smaybee 		usedobjs = os->os->os_rootbp->blk_fill;
1065a2eea2e1Sahrens 		refdbytes =
1066fa9e4066Sahrens 		    os->os->os_spa->spa_dsl_pool->dp_mos_dir->dd_used_bytes;
1067a2eea2e1Sahrens 	} else {
1068a2eea2e1Sahrens 		dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch);
1069fa9e4066Sahrens 	}
1070fa9e4066Sahrens 
1071c717a561Smaybee 	ASSERT3U(usedobjs, ==, os->os->os_rootbp->blk_fill);
1072fa9e4066Sahrens 
1073a2eea2e1Sahrens 	nicenum(refdbytes, numbuf);
1074fa9e4066Sahrens 
1075fa9e4066Sahrens 	if (verbosity >= 4) {
1076fa9e4066Sahrens 		(void) strcpy(blkbuf, ", rootbp ");
1077fbabab8fSmaybee 		sprintf_blkptr(blkbuf + strlen(blkbuf),
1078c717a561Smaybee 		    BP_SPRINTF_LEN - strlen(blkbuf), os->os->os_rootbp);
1079fa9e4066Sahrens 	} else {
1080fa9e4066Sahrens 		blkbuf[0] = '\0';
1081fa9e4066Sahrens 	}
1082fa9e4066Sahrens 
1083fa9e4066Sahrens 	dmu_objset_name(os, osname);
1084fa9e4066Sahrens 
1085a2eea2e1Sahrens 	(void) printf("Dataset %s [%s], ID %llu, cr_txg %llu, "
1086fa9e4066Sahrens 	    "%s, %llu objects%s\n",
1087fa9e4066Sahrens 	    osname, type, (u_longlong_t)dmu_objset_id(os),
1088fa9e4066Sahrens 	    (u_longlong_t)dds.dds_creation_txg,
1089a2eea2e1Sahrens 	    numbuf, (u_longlong_t)usedobjs, blkbuf);
1090fa9e4066Sahrens 
1091fa9e4066Sahrens 	dump_intent_log(dmu_objset_zil(os));
1092fa9e4066Sahrens 
1093fa9e4066Sahrens 	if (dmu_objset_ds(os) != NULL)
1094fa9e4066Sahrens 		dump_bplist(dmu_objset_pool(os)->dp_meta_objset,
1095fa9e4066Sahrens 		    dmu_objset_ds(os)->ds_phys->ds_deadlist_obj, "Deadlist");
1096fa9e4066Sahrens 
1097fa9e4066Sahrens 	if (verbosity < 2)
1098fa9e4066Sahrens 		return;
1099fa9e4066Sahrens 
1100fa9e4066Sahrens 	if (zopt_objects != 0) {
1101fa9e4066Sahrens 		for (i = 0; i < zopt_objects; i++)
1102fa9e4066Sahrens 			dump_object(os, zopt_object[i], verbosity,
1103fa9e4066Sahrens 			    &print_header);
1104fa9e4066Sahrens 		(void) printf("\n");
1105fa9e4066Sahrens 		return;
1106fa9e4066Sahrens 	}
1107fa9e4066Sahrens 
1108fa9e4066Sahrens 	dump_object(os, 0, verbosity, &print_header);
1109fa9e4066Sahrens 	object_count = 1;
1110fa9e4066Sahrens 
1111fa9e4066Sahrens 	object = 0;
11126754306eSahrens 	while ((error = dmu_object_next(os, &object, B_FALSE, 0)) == 0) {
1113fa9e4066Sahrens 		dump_object(os, object, verbosity, &print_header);
1114fa9e4066Sahrens 		object_count++;
1115fa9e4066Sahrens 	}
1116fa9e4066Sahrens 
1117a2eea2e1Sahrens 	ASSERT3U(object_count, ==, usedobjs);
1118fa9e4066Sahrens 
1119fa9e4066Sahrens 	(void) printf("\n");
1120fa9e4066Sahrens 
1121fa9e4066Sahrens 	if (error != ESRCH)
1122fa9e4066Sahrens 		fatal("dmu_object_next() = %d", error);
1123fa9e4066Sahrens }
1124fa9e4066Sahrens 
1125fa9e4066Sahrens static void
1126fa9e4066Sahrens dump_uberblock(uberblock_t *ub)
1127fa9e4066Sahrens {
1128fa9e4066Sahrens 	time_t timestamp = ub->ub_timestamp;
1129fa9e4066Sahrens 
1130fa9e4066Sahrens 	(void) printf("Uberblock\n\n");
1131fa9e4066Sahrens 	(void) printf("\tmagic = %016llx\n", (u_longlong_t)ub->ub_magic);
1132fa9e4066Sahrens 	(void) printf("\tversion = %llu\n", (u_longlong_t)ub->ub_version);
1133fa9e4066Sahrens 	(void) printf("\ttxg = %llu\n", (u_longlong_t)ub->ub_txg);
1134fa9e4066Sahrens 	(void) printf("\tguid_sum = %llu\n", (u_longlong_t)ub->ub_guid_sum);
1135fa9e4066Sahrens 	(void) printf("\ttimestamp = %llu UTC = %s",
1136fa9e4066Sahrens 	    (u_longlong_t)ub->ub_timestamp, asctime(localtime(&timestamp)));
1137fa9e4066Sahrens 	if (dump_opt['u'] >= 3) {
1138fbabab8fSmaybee 		char blkbuf[BP_SPRINTF_LEN];
1139fbabab8fSmaybee 		sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &ub->ub_rootbp);
1140fa9e4066Sahrens 		(void) printf("\trootbp = %s\n", blkbuf);
1141fa9e4066Sahrens 	}
1142fa9e4066Sahrens 	(void) printf("\n");
1143fa9e4066Sahrens }
1144fa9e4066Sahrens 
1145fa9e4066Sahrens static void
1146fa9e4066Sahrens dump_config(const char *pool)
1147fa9e4066Sahrens {
1148fa9e4066Sahrens 	spa_t *spa = NULL;
1149fa9e4066Sahrens 
1150fa9e4066Sahrens 	mutex_enter(&spa_namespace_lock);
1151fa9e4066Sahrens 	while ((spa = spa_next(spa)) != NULL) {
1152fa9e4066Sahrens 		if (pool == NULL)
1153fa9e4066Sahrens 			(void) printf("%s\n", spa_name(spa));
1154fa9e4066Sahrens 		if (pool == NULL || strcmp(pool, spa_name(spa)) == 0)
1155fa9e4066Sahrens 			dump_nvlist(spa->spa_config, 4);
1156fa9e4066Sahrens 	}
1157fa9e4066Sahrens 	mutex_exit(&spa_namespace_lock);
1158fa9e4066Sahrens }
1159fa9e4066Sahrens 
1160fa9e4066Sahrens static void
1161fa9e4066Sahrens dump_label(const char *dev)
1162fa9e4066Sahrens {
1163fa9e4066Sahrens 	int fd;
1164fa9e4066Sahrens 	vdev_label_t label;
1165fa9e4066Sahrens 	char *buf = label.vl_vdev_phys.vp_nvlist;
1166fa9e4066Sahrens 	size_t buflen = sizeof (label.vl_vdev_phys.vp_nvlist);
1167fa9e4066Sahrens 	struct stat64 statbuf;
1168fa9e4066Sahrens 	uint64_t psize;
1169fa9e4066Sahrens 	int l;
1170fa9e4066Sahrens 
11710d981225Seschrock 	if ((fd = open64(dev, O_RDONLY)) < 0) {
1172fa9e4066Sahrens 		(void) printf("cannot open '%s': %s\n", dev, strerror(errno));
1173fa9e4066Sahrens 		exit(1);
1174fa9e4066Sahrens 	}
1175fa9e4066Sahrens 
1176fa9e4066Sahrens 	if (fstat64(fd, &statbuf) != 0) {
1177fa9e4066Sahrens 		(void) printf("failed to stat '%s': %s\n", dev,
1178fa9e4066Sahrens 		    strerror(errno));
1179fa9e4066Sahrens 		exit(1);
1180fa9e4066Sahrens 	}
1181fa9e4066Sahrens 
1182fa9e4066Sahrens 	psize = statbuf.st_size;
1183fa9e4066Sahrens 	psize = P2ALIGN(psize, (uint64_t)sizeof (vdev_label_t));
1184fa9e4066Sahrens 
1185fa9e4066Sahrens 	for (l = 0; l < VDEV_LABELS; l++) {
1186fa9e4066Sahrens 
1187fa9e4066Sahrens 		nvlist_t *config = NULL;
1188fa9e4066Sahrens 
1189fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1190fa9e4066Sahrens 		(void) printf("LABEL %d\n", l);
1191fa9e4066Sahrens 		(void) printf("--------------------------------------------\n");
1192fa9e4066Sahrens 
11930d981225Seschrock 		if (pread64(fd, &label, sizeof (label),
1194fa9e4066Sahrens 		    vdev_label_offset(psize, l, 0)) != sizeof (label)) {
1195fa9e4066Sahrens 			(void) printf("failed to read label %d\n", l);
1196fa9e4066Sahrens 			continue;
1197fa9e4066Sahrens 		}
1198fa9e4066Sahrens 
1199fa9e4066Sahrens 		if (nvlist_unpack(buf, buflen, &config, 0) != 0) {
1200fa9e4066Sahrens 			(void) printf("failed to unpack label %d\n", l);
1201fa9e4066Sahrens 			continue;
1202fa9e4066Sahrens 		}
1203fa9e4066Sahrens 		dump_nvlist(config, 4);
1204fa9e4066Sahrens 		nvlist_free(config);
1205fa9e4066Sahrens 	}
1206fa9e4066Sahrens }
1207fa9e4066Sahrens 
1208fa9e4066Sahrens /*ARGSUSED*/
12091d452cf5Sahrens static int
1210fa9e4066Sahrens dump_one_dir(char *dsname, void *arg)
1211fa9e4066Sahrens {
1212fa9e4066Sahrens 	int error;
1213fa9e4066Sahrens 	objset_t *os;
1214fa9e4066Sahrens 
1215fa9e4066Sahrens 	error = dmu_objset_open(dsname, DMU_OST_ANY,
1216fa9e4066Sahrens 	    DS_MODE_STANDARD | DS_MODE_READONLY, &os);
1217fa9e4066Sahrens 	if (error) {
1218fa9e4066Sahrens 		(void) printf("Could not open %s\n", dsname);
12191d452cf5Sahrens 		return (0);
1220fa9e4066Sahrens 	}
1221fa9e4066Sahrens 	dump_dir(os);
1222fa9e4066Sahrens 	dmu_objset_close(os);
12231d452cf5Sahrens 	return (0);
1224fa9e4066Sahrens }
1225fa9e4066Sahrens 
1226fa9e4066Sahrens static void
1227fa9e4066Sahrens zdb_space_map_load(spa_t *spa)
1228fa9e4066Sahrens {
1229fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1230fa9e4066Sahrens 	vdev_t *vd;
1231fa9e4066Sahrens 	int c, m, error;
1232fa9e4066Sahrens 
1233fa9e4066Sahrens 	for (c = 0; c < rvd->vdev_children; c++) {
1234fa9e4066Sahrens 		vd = rvd->vdev_child[c];
1235fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++) {
1236fa9e4066Sahrens 			metaslab_t *msp = vd->vdev_ms[m];
1237fa9e4066Sahrens 			mutex_enter(&msp->ms_lock);
1238ecc2d604Sbonwick 			error = space_map_load(&msp->ms_allocmap[0], NULL,
1239ecc2d604Sbonwick 			    SM_ALLOC, &msp->ms_smo, spa->spa_meta_objset);
1240fa9e4066Sahrens 			mutex_exit(&msp->ms_lock);
1241fa9e4066Sahrens 			if (error)
1242fa9e4066Sahrens 				fatal("%s bad space map #%d, error %d",
1243fa9e4066Sahrens 				    spa->spa_name, c, error);
1244fa9e4066Sahrens 		}
1245fa9e4066Sahrens 	}
1246fa9e4066Sahrens }
1247fa9e4066Sahrens 
1248fa9e4066Sahrens static int
1249ea8dc4b6Seschrock zdb_space_map_claim(spa_t *spa, blkptr_t *bp, zbookmark_t *zb)
1250fa9e4066Sahrens {
125144cd46caSbillm 	dva_t *dva = bp->blk_dva;
1252fa9e4066Sahrens 	vdev_t *vd;
1253fa9e4066Sahrens 	metaslab_t *msp;
1254fa9e4066Sahrens 	space_map_t *allocmap, *freemap;
1255fa9e4066Sahrens 	int error;
125644cd46caSbillm 	int d;
125744cd46caSbillm 	blkptr_t blk = *bp;
125844cd46caSbillm 
125944cd46caSbillm 	for (d = 0; d < BP_GET_NDVAS(bp); d++) {
126044cd46caSbillm 		uint64_t vdev = DVA_GET_VDEV(&dva[d]);
126144cd46caSbillm 		uint64_t offset = DVA_GET_OFFSET(&dva[d]);
126244cd46caSbillm 		uint64_t size = DVA_GET_ASIZE(&dva[d]);
126344cd46caSbillm 
126444cd46caSbillm 		if ((vd = vdev_lookup_top(spa, vdev)) == NULL)
126544cd46caSbillm 			return (ENXIO);
126644cd46caSbillm 
126744cd46caSbillm 		if ((offset >> vd->vdev_ms_shift) >= vd->vdev_ms_count)
126844cd46caSbillm 			return (ENXIO);
1269fa9e4066Sahrens 
127044cd46caSbillm 		msp = vd->vdev_ms[offset >> vd->vdev_ms_shift];
127144cd46caSbillm 		allocmap = &msp->ms_allocmap[0];
127244cd46caSbillm 		freemap = &msp->ms_freemap[0];
1273fa9e4066Sahrens 
127444cd46caSbillm 		/* Prepare our copy of the bp in case we need to read GBHs */
127544cd46caSbillm 		if (DVA_GET_GANG(&dva[d])) {
127644cd46caSbillm 			size = vdev_psize_to_asize(vd, SPA_GANGBLOCKSIZE);
127744cd46caSbillm 			DVA_SET_ASIZE(&blk.blk_dva[d], size);
127844cd46caSbillm 			DVA_SET_GANG(&blk.blk_dva[d], 0);
127944cd46caSbillm 		}
128044cd46caSbillm 
128144cd46caSbillm 		mutex_enter(&msp->ms_lock);
128244cd46caSbillm 		if (space_map_contains(freemap, offset, size)) {
128344cd46caSbillm 			mutex_exit(&msp->ms_lock);
128444cd46caSbillm 			return (EAGAIN);	/* allocated more than once */
128544cd46caSbillm 		}
1286fa9e4066Sahrens 
128744cd46caSbillm 		if (!space_map_contains(allocmap, offset, size)) {
128844cd46caSbillm 			mutex_exit(&msp->ms_lock);
128944cd46caSbillm 			return (ESTALE);	/* not allocated at all */
129044cd46caSbillm 		}
129144cd46caSbillm 
129244cd46caSbillm 		space_map_remove(allocmap, offset, size);
129344cd46caSbillm 		space_map_add(freemap, offset, size);
129444cd46caSbillm 
129544cd46caSbillm 		mutex_exit(&msp->ms_lock);
129644cd46caSbillm 	}
129744cd46caSbillm 
129844cd46caSbillm 	if (BP_IS_GANG(bp)) {
1299fa9e4066Sahrens 		zio_gbh_phys_t gbh;
1300fa9e4066Sahrens 		int g;
1301fa9e4066Sahrens 
1302fa9e4066Sahrens 		/* LINTED - compile time assert */
1303fa9e4066Sahrens 		ASSERT(sizeof (zio_gbh_phys_t) == SPA_GANGBLOCKSIZE);
130444cd46caSbillm 
1305fa9e4066Sahrens 		BP_SET_CHECKSUM(&blk, ZIO_CHECKSUM_GANG_HEADER);
1306fa9e4066Sahrens 		BP_SET_PSIZE(&blk, SPA_GANGBLOCKSIZE);
1307fa9e4066Sahrens 		BP_SET_LSIZE(&blk, SPA_GANGBLOCKSIZE);
1308fa9e4066Sahrens 		BP_SET_COMPRESS(&blk, ZIO_COMPRESS_OFF);
130944cd46caSbillm 		error = zio_wait(zio_read(NULL, spa, &blk, &gbh,
131044cd46caSbillm 		    SPA_GANGBLOCKSIZE, NULL, NULL, ZIO_PRIORITY_SYNC_READ,
1311ea8dc4b6Seschrock 		    ZIO_FLAG_CANFAIL | ZIO_FLAG_CONFIG_HELD, zb));
1312fa9e4066Sahrens 		if (error)
1313fa9e4066Sahrens 			return (error);
1314fa9e4066Sahrens 		if (BP_SHOULD_BYTESWAP(&blk))
1315fa9e4066Sahrens 			byteswap_uint64_array(&gbh, SPA_GANGBLOCKSIZE);
1316fa9e4066Sahrens 		for (g = 0; g < SPA_GBH_NBLKPTRS; g++) {
131744cd46caSbillm 			if (BP_IS_HOLE(&gbh.zg_blkptr[g]))
1318fa9e4066Sahrens 				break;
1319ea8dc4b6Seschrock 			error = zdb_space_map_claim(spa, &gbh.zg_blkptr[g], zb);
1320fa9e4066Sahrens 			if (error)
1321fa9e4066Sahrens 				return (error);
1322fa9e4066Sahrens 		}
1323fa9e4066Sahrens 	}
1324fa9e4066Sahrens 
1325fa9e4066Sahrens 	return (0);
1326fa9e4066Sahrens }
1327fa9e4066Sahrens 
1328fa9e4066Sahrens static void
1329fa9e4066Sahrens zdb_leak(space_map_t *sm, uint64_t start, uint64_t size)
1330fa9e4066Sahrens {
1331fa9e4066Sahrens 	metaslab_t *msp;
1332fa9e4066Sahrens 
1333fa9e4066Sahrens 	/* LINTED */
1334fa9e4066Sahrens 	msp = (metaslab_t *)((char *)sm - offsetof(metaslab_t, ms_allocmap[0]));
1335fa9e4066Sahrens 
1336fa9e4066Sahrens 	(void) printf("leaked space: vdev %llu, offset 0x%llx, size %llu\n",
1337fa9e4066Sahrens 	    (u_longlong_t)msp->ms_group->mg_vd->vdev_id,
1338fa9e4066Sahrens 	    (u_longlong_t)start,
1339fa9e4066Sahrens 	    (u_longlong_t)size);
1340fa9e4066Sahrens }
1341fa9e4066Sahrens 
1342fa9e4066Sahrens static void
1343ecc2d604Sbonwick zdb_space_map_unload(spa_t *spa)
1344fa9e4066Sahrens {
1345fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1346fa9e4066Sahrens 	vdev_t *vd;
1347fa9e4066Sahrens 	int c, m;
1348fa9e4066Sahrens 
1349fa9e4066Sahrens 	for (c = 0; c < rvd->vdev_children; c++) {
1350fa9e4066Sahrens 		vd = rvd->vdev_child[c];
1351fa9e4066Sahrens 		for (m = 0; m < vd->vdev_ms_count; m++) {
1352fa9e4066Sahrens 			metaslab_t *msp = vd->vdev_ms[m];
1353fa9e4066Sahrens 			mutex_enter(&msp->ms_lock);
1354fa9e4066Sahrens 			space_map_vacate(&msp->ms_allocmap[0], zdb_leak,
1355fa9e4066Sahrens 			    &msp->ms_allocmap[0]);
1356ecc2d604Sbonwick 			space_map_unload(&msp->ms_allocmap[0]);
1357fa9e4066Sahrens 			space_map_vacate(&msp->ms_freemap[0], NULL, NULL);
1358fa9e4066Sahrens 			mutex_exit(&msp->ms_lock);
1359fa9e4066Sahrens 		}
1360fa9e4066Sahrens 	}
1361fa9e4066Sahrens }
1362fa9e4066Sahrens 
1363fa9e4066Sahrens static void
1364fa9e4066Sahrens zdb_refresh_ubsync(spa_t *spa)
1365fa9e4066Sahrens {
1366fa9e4066Sahrens 	uberblock_t ub = { 0 };
1367fa9e4066Sahrens 	vdev_t *rvd = spa->spa_root_vdev;
1368fa9e4066Sahrens 	zio_t *zio;
1369fa9e4066Sahrens 
1370fa9e4066Sahrens 	/*
1371fa9e4066Sahrens 	 * Reload the uberblock.
1372fa9e4066Sahrens 	 */
1373fa9e4066Sahrens 	zio = zio_root(spa, NULL, NULL,
1374fa9e4066Sahrens 	    ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE);
1375fa9e4066Sahrens 	vdev_uberblock_load(zio, rvd, &ub);
1376fa9e4066Sahrens 	(void) zio_wait(zio);
1377fa9e4066Sahrens 
1378fa9e4066Sahrens 	if (ub.ub_txg != 0)
1379fa9e4066Sahrens 		spa->spa_ubsync = ub;
1380fa9e4066Sahrens }
1381fa9e4066Sahrens 
1382fa9e4066Sahrens /*
1383fa9e4066Sahrens  * Verify that the sum of the sizes of all blocks in the pool adds up
1384fa9e4066Sahrens  * to the SPA's sa_alloc total.
1385fa9e4066Sahrens  */
1386fa9e4066Sahrens typedef struct zdb_blkstats {
1387fa9e4066Sahrens 	uint64_t	zb_asize;
1388fa9e4066Sahrens 	uint64_t	zb_lsize;
1389fa9e4066Sahrens 	uint64_t	zb_psize;
1390fa9e4066Sahrens 	uint64_t	zb_count;
1391fa9e4066Sahrens } zdb_blkstats_t;
1392fa9e4066Sahrens 
1393fa9e4066Sahrens #define	DMU_OT_DEFERRED	DMU_OT_NONE
1394fa9e4066Sahrens #define	DMU_OT_TOTAL	DMU_OT_NUMTYPES
1395fa9e4066Sahrens 
1396fa9e4066Sahrens #define	ZB_TOTAL	ZB_MAXLEVEL
1397fa9e4066Sahrens 
1398fa9e4066Sahrens typedef struct zdb_cb {
1399fa9e4066Sahrens 	zdb_blkstats_t	zcb_type[ZB_TOTAL + 1][DMU_OT_TOTAL + 1];
1400fa9e4066Sahrens 	uint64_t	zcb_errors[256];
1401fa9e4066Sahrens 	traverse_blk_cache_t *zcb_cache;
1402fa9e4066Sahrens 	int		zcb_readfails;
1403fa9e4066Sahrens 	int		zcb_haderrors;
1404fa9e4066Sahrens } zdb_cb_t;
1405fa9e4066Sahrens 
1406fa9e4066Sahrens static void
1407fa9e4066Sahrens zdb_count_block(spa_t *spa, zdb_cb_t *zcb, blkptr_t *bp, int type)
1408fa9e4066Sahrens {
1409fa9e4066Sahrens 	int i, error;
1410fa9e4066Sahrens 
1411fa9e4066Sahrens 	for (i = 0; i < 4; i++) {
1412fa9e4066Sahrens 		int l = (i < 2) ? BP_GET_LEVEL(bp) : ZB_TOTAL;
1413fa9e4066Sahrens 		int t = (i & 1) ? type : DMU_OT_TOTAL;
1414fa9e4066Sahrens 		zdb_blkstats_t *zb = &zcb->zcb_type[l][t];
1415fa9e4066Sahrens 
1416fa9e4066Sahrens 		zb->zb_asize += BP_GET_ASIZE(bp);
1417fa9e4066Sahrens 		zb->zb_lsize += BP_GET_LSIZE(bp);
1418fa9e4066Sahrens 		zb->zb_psize += BP_GET_PSIZE(bp);
1419fa9e4066Sahrens 		zb->zb_count++;
1420fa9e4066Sahrens 	}
1421fa9e4066Sahrens 
1422fa9e4066Sahrens 	if (dump_opt['L'])
1423fa9e4066Sahrens 		return;
1424fa9e4066Sahrens 
1425ea8dc4b6Seschrock 	error = zdb_space_map_claim(spa, bp, &zcb->zcb_cache->bc_bookmark);
1426fa9e4066Sahrens 
1427fa9e4066Sahrens 	if (error == 0)
1428fa9e4066Sahrens 		return;
1429fa9e4066Sahrens 
1430fa9e4066Sahrens 	if (error == EAGAIN)
1431fa9e4066Sahrens 		(void) fatal("double-allocation, bp=%p", bp);
1432fa9e4066Sahrens 
1433fa9e4066Sahrens 	if (error == ESTALE)
1434fa9e4066Sahrens 		(void) fatal("reference to freed block, bp=%p", bp);
1435fa9e4066Sahrens 
1436fa9e4066Sahrens 	(void) fatal("fatal error %d in bp %p", error, bp);
1437fa9e4066Sahrens }
1438fa9e4066Sahrens 
1439fa9e4066Sahrens static int
1440fa9e4066Sahrens zdb_blkptr_cb(traverse_blk_cache_t *bc, spa_t *spa, void *arg)
1441fa9e4066Sahrens {
1442fa9e4066Sahrens 	zbookmark_t *zb = &bc->bc_bookmark;
1443fa9e4066Sahrens 	zdb_cb_t *zcb = arg;
1444fa9e4066Sahrens 	blkptr_t *bp = &bc->bc_blkptr;
1445fa9e4066Sahrens 	dmu_object_type_t type = BP_GET_TYPE(bp);
1446fbabab8fSmaybee 	char blkbuf[BP_SPRINTF_LEN];
1447fa9e4066Sahrens 	int error = 0;
1448fa9e4066Sahrens 
1449fa9e4066Sahrens 	if (bc->bc_errno) {
1450fa9e4066Sahrens 		if (zcb->zcb_readfails++ < 10 && dump_opt['L']) {
1451fa9e4066Sahrens 			zdb_refresh_ubsync(spa);
1452fa9e4066Sahrens 			error = EAGAIN;
1453fa9e4066Sahrens 		} else {
1454fa9e4066Sahrens 			zcb->zcb_haderrors = 1;
1455fa9e4066Sahrens 			zcb->zcb_errors[bc->bc_errno]++;
1456fa9e4066Sahrens 			error = ERESTART;
1457fa9e4066Sahrens 		}
1458fa9e4066Sahrens 
1459fa9e4066Sahrens 		if (dump_opt['b'] >= 3 || (dump_opt['b'] >= 2 && bc->bc_errno))
1460fbabab8fSmaybee 			sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp);
1461fa9e4066Sahrens 		else
1462fa9e4066Sahrens 			blkbuf[0] = '\0';
1463fa9e4066Sahrens 
1464fa9e4066Sahrens 		(void) printf("zdb_blkptr_cb: Got error %d reading "
1465ea8dc4b6Seschrock 		    "<%llu, %llu, %lld, %llx> %s -- %s\n",
1466fa9e4066Sahrens 		    bc->bc_errno,
1467fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
1468fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
1469ea8dc4b6Seschrock 		    (u_longlong_t)zb->zb_level,
1470fa9e4066Sahrens 		    (u_longlong_t)zb->zb_blkid,
1471fa9e4066Sahrens 		    blkbuf,
1472fa9e4066Sahrens 		    error == EAGAIN ? "retrying" : "skipping");
1473fa9e4066Sahrens 
1474fa9e4066Sahrens 		return (error);
1475fa9e4066Sahrens 	}
1476fa9e4066Sahrens 
1477fa9e4066Sahrens 	zcb->zcb_readfails = 0;
1478fa9e4066Sahrens 
147944cd46caSbillm 	ASSERT(!BP_IS_HOLE(bp));
1480fa9e4066Sahrens 
1481fa9e4066Sahrens 	if (dump_opt['b'] >= 4) {
1482fbabab8fSmaybee 		sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp);
1483fa9e4066Sahrens 		(void) printf("objset %llu object %llu offset 0x%llx %s\n",
1484fa9e4066Sahrens 		    (u_longlong_t)zb->zb_objset,
1485fa9e4066Sahrens 		    (u_longlong_t)zb->zb_object,
1486fa9e4066Sahrens 		    (u_longlong_t)blkid2offset(bc->bc_dnode,
14878654d025Sperrin 		    zb->zb_level, zb->zb_blkid), blkbuf);
1488fa9e4066Sahrens 	}
1489fa9e4066Sahrens 
1490d80c45e0Sbonwick 	zdb_count_block(spa, zcb, bp, type);
1491d80c45e0Sbonwick 
1492fa9e4066Sahrens 	return (0);
1493fa9e4066Sahrens }
1494fa9e4066Sahrens 
1495fa9e4066Sahrens static int
1496fa9e4066Sahrens dump_block_stats(spa_t *spa)
1497fa9e4066Sahrens {
1498fa9e4066Sahrens 	traverse_handle_t *th;
1499fa9e4066Sahrens 	zdb_cb_t zcb = { 0 };
1500ea8dc4b6Seschrock 	traverse_blk_cache_t dummy_cache = { 0 };
1501fa9e4066Sahrens 	zdb_blkstats_t *zb, *tzb;
15028654d025Sperrin 	uint64_t alloc, space, logalloc;
15038654d025Sperrin 	vdev_t *rvd = spa->spa_root_vdev;
1504fa9e4066Sahrens 	int leaks = 0;
1505fa9e4066Sahrens 	int advance = zdb_advance;
15068654d025Sperrin 	int c, e, flags;
1507fa9e4066Sahrens 
1508ea8dc4b6Seschrock 	zcb.zcb_cache = &dummy_cache;
1509ea8dc4b6Seschrock 
1510fa9e4066Sahrens 	if (dump_opt['c'])
1511fa9e4066Sahrens 		advance |= ADVANCE_DATA;
1512fa9e4066Sahrens 
1513ea8dc4b6Seschrock 	advance |= ADVANCE_PRUNE | ADVANCE_ZIL;
1514fa9e4066Sahrens 
1515fa9e4066Sahrens 	(void) printf("\nTraversing all blocks to %sverify"
1516fa9e4066Sahrens 	    " nothing leaked ...\n",
1517fa9e4066Sahrens 	    dump_opt['c'] ? "verify checksums and " : "");
1518fa9e4066Sahrens 
1519fa9e4066Sahrens 	/*
1520fa9e4066Sahrens 	 * Load all space maps.  As we traverse the pool, if we find a block
1521fa9e4066Sahrens 	 * that's not in its space map, that indicates a double-allocation,
1522fa9e4066Sahrens 	 * reference to a freed block, or an unclaimed block.  Otherwise we
1523fa9e4066Sahrens 	 * remove the block from the space map.  If the space maps are not
1524fa9e4066Sahrens 	 * empty when we're done, that indicates leaked blocks.
1525fa9e4066Sahrens 	 */
1526fa9e4066Sahrens 	if (!dump_opt['L'])
1527fa9e4066Sahrens 		zdb_space_map_load(spa);
1528fa9e4066Sahrens 
1529fa9e4066Sahrens 	/*
1530fa9e4066Sahrens 	 * If there's a deferred-free bplist, process that first.
1531fa9e4066Sahrens 	 */
1532fa9e4066Sahrens 	if (spa->spa_sync_bplist_obj != 0) {
1533fa9e4066Sahrens 		bplist_t *bpl = &spa->spa_sync_bplist;
1534fa9e4066Sahrens 		blkptr_t blk;
1535fa9e4066Sahrens 		uint64_t itor = 0;
1536fa9e4066Sahrens 
1537ea8dc4b6Seschrock 		VERIFY(0 == bplist_open(bpl, spa->spa_meta_objset,
1538ea8dc4b6Seschrock 		    spa->spa_sync_bplist_obj));
1539fa9e4066Sahrens 
1540fa9e4066Sahrens 		while (bplist_iterate(bpl, &itor, &blk) == 0) {
1541fa9e4066Sahrens 			if (dump_opt['b'] >= 4) {
1542fbabab8fSmaybee 				char blkbuf[BP_SPRINTF_LEN];
1543fbabab8fSmaybee 				sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, &blk);
1544fa9e4066Sahrens 				(void) printf("[%s] %s\n",
1545fa9e4066Sahrens 				    "deferred free", blkbuf);
1546fa9e4066Sahrens 			}
154744cd46caSbillm 			zdb_count_block(spa, &zcb, &blk, DMU_OT_DEFERRED);
1548fa9e4066Sahrens 		}
1549fa9e4066Sahrens 
1550fa9e4066Sahrens 		bplist_close(bpl);
1551fa9e4066Sahrens 	}
1552fa9e4066Sahrens 
1553fa9e4066Sahrens 	/*
1554ea8dc4b6Seschrock 	 * Now traverse the pool.  If we're reading all data to verify
1555ea8dc4b6Seschrock 	 * checksums, do a scrubbing read so that we validate all copies.
1556fa9e4066Sahrens 	 */
1557fa9e4066Sahrens 	flags = ZIO_FLAG_CANFAIL;
1558fa9e4066Sahrens 	if (advance & ADVANCE_DATA)
1559fa9e4066Sahrens 		flags |= ZIO_FLAG_SCRUB;
1560fa9e4066Sahrens 	th = traverse_init(spa, zdb_blkptr_cb, &zcb, advance, flags);
1561fa9e4066Sahrens 	th->th_noread = zdb_noread;
1562fa9e4066Sahrens 
1563ecc2d604Sbonwick 	traverse_add_pool(th, 0, spa_first_txg(spa) + TXG_CONCURRENT_STATES);
1564fa9e4066Sahrens 
1565fa9e4066Sahrens 	while (traverse_more(th) == EAGAIN)
1566fa9e4066Sahrens 		continue;
1567fa9e4066Sahrens 
1568fa9e4066Sahrens 	traverse_fini(th);
1569fa9e4066Sahrens 
1570fa9e4066Sahrens 	if (zcb.zcb_haderrors) {
1571fa9e4066Sahrens 		(void) printf("\nError counts:\n\n");
1572fa9e4066Sahrens 		(void) printf("\t%5s  %s\n", "errno", "count");
1573fa9e4066Sahrens 		for (e = 0; e < 256; e++) {
1574fa9e4066Sahrens 			if (zcb.zcb_errors[e] != 0) {
1575fa9e4066Sahrens 				(void) printf("\t%5d  %llu\n",
1576fa9e4066Sahrens 				    e, (u_longlong_t)zcb.zcb_errors[e]);
1577fa9e4066Sahrens 			}
1578fa9e4066Sahrens 		}
1579fa9e4066Sahrens 	}
1580fa9e4066Sahrens 
1581fa9e4066Sahrens 	/*
1582fa9e4066Sahrens 	 * Report any leaked segments.
1583fa9e4066Sahrens 	 */
1584fa9e4066Sahrens 	if (!dump_opt['L'])
1585ecc2d604Sbonwick 		zdb_space_map_unload(spa);
1586fa9e4066Sahrens 
1587fa9e4066Sahrens 	if (dump_opt['L'])
1588fa9e4066Sahrens 		(void) printf("\n\n *** Live pool traversal; "
1589fa9e4066Sahrens 		    "block counts are only approximate ***\n\n");
1590fa9e4066Sahrens 
1591fa9e4066Sahrens 	alloc = spa_get_alloc(spa);
1592fa9e4066Sahrens 	space = spa_get_space(spa);
1593fa9e4066Sahrens 
15948654d025Sperrin 	/*
15958654d025Sperrin 	 * Log blocks allocated from a separate log device don't count
15968654d025Sperrin 	 * as part of the normal pool space; factor them in here.
15978654d025Sperrin 	 */
15988654d025Sperrin 	logalloc = 0;
15998654d025Sperrin 
16008654d025Sperrin 	for (c = 0; c < rvd->vdev_children; c++)
16018654d025Sperrin 		if (rvd->vdev_child[c]->vdev_islog)
16028654d025Sperrin 			logalloc += rvd->vdev_child[c]->vdev_stat.vs_alloc;
16038654d025Sperrin 
1604fa9e4066Sahrens 	tzb = &zcb.zcb_type[ZB_TOTAL][DMU_OT_TOTAL];
1605fa9e4066Sahrens 
16068654d025Sperrin 	if (tzb->zb_asize == alloc + logalloc) {
1607fa9e4066Sahrens 		(void) printf("\n\tNo leaks (block sum matches space"
1608fa9e4066Sahrens 		    " maps exactly)\n");
1609fa9e4066Sahrens 	} else {
1610fa9e4066Sahrens 		(void) printf("block traversal size %llu != alloc %llu "
1611fa9e4066Sahrens 		    "(leaked %lld)\n",
1612fa9e4066Sahrens 		    (u_longlong_t)tzb->zb_asize,
16138654d025Sperrin 		    (u_longlong_t)alloc + logalloc,
16148654d025Sperrin 		    (u_longlong_t)(alloc + logalloc - tzb->zb_asize));
1615fa9e4066Sahrens 		leaks = 1;
1616fa9e4066Sahrens 	}
1617fa9e4066Sahrens 
1618fa9e4066Sahrens 	if (tzb->zb_count == 0)
1619fa9e4066Sahrens 		return (2);
1620fa9e4066Sahrens 
1621fa9e4066Sahrens 	(void) printf("\n");
1622fa9e4066Sahrens 	(void) printf("\tbp count:      %10llu\n",
1623fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_count);
1624fa9e4066Sahrens 	(void) printf("\tbp logical:    %10llu\t avg: %6llu\n",
1625fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_lsize,
1626fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_lsize / tzb->zb_count));
1627fa9e4066Sahrens 	(void) printf("\tbp physical:   %10llu\t avg:"
1628fa9e4066Sahrens 	    " %6llu\tcompression: %6.2f\n",
1629fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_psize,
1630fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_psize / tzb->zb_count),
1631fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_psize);
1632fa9e4066Sahrens 	(void) printf("\tbp allocated:  %10llu\t avg:"
1633fa9e4066Sahrens 	    " %6llu\tcompression: %6.2f\n",
1634fa9e4066Sahrens 	    (u_longlong_t)tzb->zb_asize,
1635fa9e4066Sahrens 	    (u_longlong_t)(tzb->zb_asize / tzb->zb_count),
1636fa9e4066Sahrens 	    (double)tzb->zb_lsize / tzb->zb_asize);
1637fa9e4066Sahrens 	(void) printf("\tSPA allocated: %10llu\tused: %5.2f%%\n",
1638fa9e4066Sahrens 	    (u_longlong_t)alloc, 100.0 * alloc / space);
1639fa9e4066Sahrens 
1640fa9e4066Sahrens 	if (dump_opt['b'] >= 2) {
1641fa9e4066Sahrens 		int l, t, level;
1642fa9e4066Sahrens 		(void) printf("\nBlocks\tLSIZE\tPSIZE\tASIZE"
1643fa9e4066Sahrens 		    "\t  avg\t comp\t%%Total\tType\n");
1644fa9e4066Sahrens 
1645fa9e4066Sahrens 		for (t = 0; t <= DMU_OT_NUMTYPES; t++) {
1646fa9e4066Sahrens 			char csize[6], lsize[6], psize[6], asize[6], avg[6];
1647fa9e4066Sahrens 			char *typename;
1648fa9e4066Sahrens 
1649fa9e4066Sahrens 			typename = t == DMU_OT_DEFERRED ? "deferred free" :
1650fa9e4066Sahrens 			    t == DMU_OT_TOTAL ? "Total" : dmu_ot[t].ot_name;
1651fa9e4066Sahrens 
1652fa9e4066Sahrens 			if (zcb.zcb_type[ZB_TOTAL][t].zb_asize == 0) {
1653fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s"
1654fa9e4066Sahrens 				    "\t%5s\t%5s\t%6s\t%s\n",
1655fa9e4066Sahrens 				    "-",
1656fa9e4066Sahrens 				    "-",
1657fa9e4066Sahrens 				    "-",
1658fa9e4066Sahrens 				    "-",
1659fa9e4066Sahrens 				    "-",
1660fa9e4066Sahrens 				    "-",
1661fa9e4066Sahrens 				    "-",
1662fa9e4066Sahrens 				    typename);
1663fa9e4066Sahrens 				continue;
1664fa9e4066Sahrens 			}
1665fa9e4066Sahrens 
1666fa9e4066Sahrens 			for (l = ZB_TOTAL - 1; l >= -1; l--) {
1667fa9e4066Sahrens 				level = (l == -1 ? ZB_TOTAL : l);
1668fa9e4066Sahrens 				zb = &zcb.zcb_type[level][t];
1669fa9e4066Sahrens 
1670fa9e4066Sahrens 				if (zb->zb_asize == 0)
1671fa9e4066Sahrens 					continue;
1672fa9e4066Sahrens 
1673fa9e4066Sahrens 				if (dump_opt['b'] < 3 && level != ZB_TOTAL)
1674fa9e4066Sahrens 					continue;
1675fa9e4066Sahrens 
1676fa9e4066Sahrens 				if (level == 0 && zb->zb_asize ==
1677fa9e4066Sahrens 				    zcb.zcb_type[ZB_TOTAL][t].zb_asize)
1678fa9e4066Sahrens 					continue;
1679fa9e4066Sahrens 
1680fa9e4066Sahrens 				nicenum(zb->zb_count, csize);
1681fa9e4066Sahrens 				nicenum(zb->zb_lsize, lsize);
1682fa9e4066Sahrens 				nicenum(zb->zb_psize, psize);
1683fa9e4066Sahrens 				nicenum(zb->zb_asize, asize);
1684fa9e4066Sahrens 				nicenum(zb->zb_asize / zb->zb_count, avg);
1685fa9e4066Sahrens 
1686fa9e4066Sahrens 				(void) printf("%6s\t%5s\t%5s\t%5s\t%5s"
1687fa9e4066Sahrens 				    "\t%5.2f\t%6.2f\t",
1688fa9e4066Sahrens 				    csize, lsize, psize, asize, avg,
1689fa9e4066Sahrens 				    (double)zb->zb_lsize / zb->zb_psize,
1690fa9e4066Sahrens 				    100.0 * zb->zb_asize / tzb->zb_asize);
1691fa9e4066Sahrens 
1692fa9e4066Sahrens 				if (level == ZB_TOTAL)
1693fa9e4066Sahrens 					(void) printf("%s\n", typename);
1694fa9e4066Sahrens 				else
1695fa9e4066Sahrens 					(void) printf("    L%d %s\n",
1696fa9e4066Sahrens 					    level, typename);
1697fa9e4066Sahrens 			}
1698fa9e4066Sahrens 		}
1699fa9e4066Sahrens 	}
1700fa9e4066Sahrens 
1701fa9e4066Sahrens 	(void) printf("\n");
1702fa9e4066Sahrens 
1703fa9e4066Sahrens 	if (leaks)
1704fa9e4066Sahrens 		return (2);
1705fa9e4066Sahrens 
1706fa9e4066Sahrens 	if (zcb.zcb_haderrors)
1707fa9e4066Sahrens 		return (3);
1708fa9e4066Sahrens 
1709fa9e4066Sahrens 	return (0);
1710fa9e4066Sahrens }
1711fa9e4066Sahrens 
1712fa9e4066Sahrens static void
1713fa9e4066Sahrens dump_zpool(spa_t *spa)
1714fa9e4066Sahrens {
1715fa9e4066Sahrens 	dsl_pool_t *dp = spa_get_dsl(spa);
1716fa9e4066Sahrens 	int rc = 0;
1717fa9e4066Sahrens 
1718fa9e4066Sahrens 	if (dump_opt['u'])
1719fa9e4066Sahrens 		dump_uberblock(&spa->spa_uberblock);
1720fa9e4066Sahrens 
1721fa9e4066Sahrens 	if (dump_opt['d'] || dump_opt['i']) {
1722fa9e4066Sahrens 		dump_dir(dp->dp_meta_objset);
1723fa9e4066Sahrens 		if (dump_opt['d'] >= 3) {
1724fa9e4066Sahrens 			dump_bplist(dp->dp_meta_objset,
1725fa9e4066Sahrens 			    spa->spa_sync_bplist_obj, "Deferred frees");
1726fa9e4066Sahrens 			dump_dtl(spa->spa_root_vdev, 0);
1727fa9e4066Sahrens 			dump_metaslabs(spa);
1728fa9e4066Sahrens 		}
17291d452cf5Sahrens 		(void) dmu_objset_find(spa->spa_name, dump_one_dir, NULL,
17300b69c2f0Sahrens 		    DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN);
1731fa9e4066Sahrens 	}
1732fa9e4066Sahrens 
1733fa9e4066Sahrens 	if (dump_opt['b'] || dump_opt['c'])
1734fa9e4066Sahrens 		rc = dump_block_stats(spa);
1735fa9e4066Sahrens 
1736fa9e4066Sahrens 	if (dump_opt['s'])
1737fa9e4066Sahrens 		show_pool_stats(spa);
1738fa9e4066Sahrens 
1739fa9e4066Sahrens 	if (rc != 0)
1740fa9e4066Sahrens 		exit(rc);
1741fa9e4066Sahrens }
1742fa9e4066Sahrens 
174344cd46caSbillm #define	ZDB_FLAG_CHECKSUM	0x0001
174444cd46caSbillm #define	ZDB_FLAG_DECOMPRESS	0x0002
174544cd46caSbillm #define	ZDB_FLAG_BSWAP		0x0004
174644cd46caSbillm #define	ZDB_FLAG_GBH		0x0008
174744cd46caSbillm #define	ZDB_FLAG_INDIRECT	0x0010
174844cd46caSbillm #define	ZDB_FLAG_PHYS		0x0020
174944cd46caSbillm #define	ZDB_FLAG_RAW		0x0040
175044cd46caSbillm #define	ZDB_FLAG_PRINT_BLKPTR	0x0080
175144cd46caSbillm 
175244cd46caSbillm int flagbits[256];
175344cd46caSbillm 
175444cd46caSbillm static void
175544cd46caSbillm zdb_print_blkptr(blkptr_t *bp, int flags)
175644cd46caSbillm {
175744cd46caSbillm 	dva_t *dva = bp->blk_dva;
175844cd46caSbillm 	int d;
175944cd46caSbillm 
176044cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
176144cd46caSbillm 		byteswap_uint64_array((void *)bp, sizeof (blkptr_t));
176244cd46caSbillm 	/*
176344cd46caSbillm 	 * Super-ick warning:  This code is also duplicated in
176444cd46caSbillm 	 * cmd/mdb/common/modules/zfs/zfs.c .  Yeah, I hate code
176544cd46caSbillm 	 * replication, too.
176644cd46caSbillm 	 */
176744cd46caSbillm 	for (d = 0; d < BP_GET_NDVAS(bp); d++) {
176844cd46caSbillm 		(void) printf("\tDVA[%d]: vdev_id %lld / %llx\n", d,
17695ad82045Snd 		    (longlong_t)DVA_GET_VDEV(&dva[d]),
17705ad82045Snd 		    (longlong_t)DVA_GET_OFFSET(&dva[d]));
177144cd46caSbillm 		(void) printf("\tDVA[%d]:       GANG: %-5s  GRID:  %04llx\t"
177244cd46caSbillm 		    "ASIZE: %llx\n", d,
177344cd46caSbillm 		    DVA_GET_GANG(&dva[d]) ? "TRUE" : "FALSE",
17745ad82045Snd 		    (longlong_t)DVA_GET_GRID(&dva[d]),
17755ad82045Snd 		    (longlong_t)DVA_GET_ASIZE(&dva[d]));
177644cd46caSbillm 		(void) printf("\tDVA[%d]: :%llu:%llx:%llx:%s%s%s%s\n", d,
17775ad82045Snd 		    (u_longlong_t)DVA_GET_VDEV(&dva[d]),
17785ad82045Snd 		    (longlong_t)DVA_GET_OFFSET(&dva[d]),
17795ad82045Snd 		    (longlong_t)BP_GET_PSIZE(bp),
178044cd46caSbillm 		    BP_SHOULD_BYTESWAP(bp) ? "e" : "",
178144cd46caSbillm 		    !DVA_GET_GANG(&dva[d]) && BP_GET_LEVEL(bp) != 0 ?
178244cd46caSbillm 		    "d" : "",
178344cd46caSbillm 		    DVA_GET_GANG(&dva[d]) ? "g" : "",
178444cd46caSbillm 		    BP_GET_COMPRESS(bp) != 0 ? "d" : "");
178544cd46caSbillm 	}
178644cd46caSbillm 	(void) printf("\tLSIZE:  %-16llx\t\tPSIZE: %llx\n",
17875ad82045Snd 	    (longlong_t)BP_GET_LSIZE(bp), (longlong_t)BP_GET_PSIZE(bp));
178844cd46caSbillm 	(void) printf("\tENDIAN: %6s\t\t\t\t\tTYPE:  %s\n",
178944cd46caSbillm 	    BP_GET_BYTEORDER(bp) ? "LITTLE" : "BIG",
179044cd46caSbillm 	    dmu_ot[BP_GET_TYPE(bp)].ot_name);
179144cd46caSbillm 	(void) printf("\tBIRTH:  %-16llx   LEVEL: %-2llu\tFILL:  %llx\n",
17925ad82045Snd 	    (u_longlong_t)bp->blk_birth, (u_longlong_t)BP_GET_LEVEL(bp),
179344cd46caSbillm 	    (u_longlong_t)bp->blk_fill);
179444cd46caSbillm 	(void) printf("\tCKFUNC: %-16s\t\tCOMP:  %s\n",
179544cd46caSbillm 	    zio_checksum_table[BP_GET_CHECKSUM(bp)].ci_name,
179644cd46caSbillm 	    zio_compress_table[BP_GET_COMPRESS(bp)].ci_name);
179744cd46caSbillm 	(void) printf("\tCKSUM:  %llx:%llx:%llx:%llx\n",
179844cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[0],
179944cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[1],
180044cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[2],
180144cd46caSbillm 	    (u_longlong_t)bp->blk_cksum.zc_word[3]);
180244cd46caSbillm }
180344cd46caSbillm 
180444cd46caSbillm static void
180544cd46caSbillm zdb_dump_indirect(blkptr_t *bp, int nbps, int flags)
180644cd46caSbillm {
180744cd46caSbillm 	int i;
180844cd46caSbillm 
180944cd46caSbillm 	for (i = 0; i < nbps; i++)
181044cd46caSbillm 		zdb_print_blkptr(&bp[i], flags);
181144cd46caSbillm }
181244cd46caSbillm 
181344cd46caSbillm static void
181444cd46caSbillm zdb_dump_gbh(void *buf, int flags)
181544cd46caSbillm {
181644cd46caSbillm 	zdb_dump_indirect((blkptr_t *)buf, SPA_GBH_NBLKPTRS, flags);
181744cd46caSbillm }
181844cd46caSbillm 
181944cd46caSbillm static void
182044cd46caSbillm zdb_dump_block_raw(void *buf, uint64_t size, int flags)
182144cd46caSbillm {
182244cd46caSbillm 	if (flags & ZDB_FLAG_BSWAP)
182344cd46caSbillm 		byteswap_uint64_array(buf, size);
182444cd46caSbillm 	(void) write(2, buf, size);
182544cd46caSbillm }
182644cd46caSbillm 
182744cd46caSbillm static void
182844cd46caSbillm zdb_dump_block(char *label, void *buf, uint64_t size, int flags)
182944cd46caSbillm {
183044cd46caSbillm 	uint64_t *d = (uint64_t *)buf;
183144cd46caSbillm 	int nwords = size / sizeof (uint64_t);
183244cd46caSbillm 	int do_bswap = !!(flags & ZDB_FLAG_BSWAP);
183344cd46caSbillm 	int i, j;
183444cd46caSbillm 	char *hdr, *c;
183544cd46caSbillm 
183644cd46caSbillm 
183744cd46caSbillm 	if (do_bswap)
183844cd46caSbillm 		hdr = " 7 6 5 4 3 2 1 0   f e d c b a 9 8";
183944cd46caSbillm 	else
184044cd46caSbillm 		hdr = " 0 1 2 3 4 5 6 7   8 9 a b c d e f";
184144cd46caSbillm 
184244cd46caSbillm 	(void) printf("\n%s\n%6s   %s  0123456789abcdef\n", label, "", hdr);
184344cd46caSbillm 
184444cd46caSbillm 	for (i = 0; i < nwords; i += 2) {
184544cd46caSbillm 		(void) printf("%06llx:  %016llx  %016llx  ",
184644cd46caSbillm 		    (u_longlong_t)(i * sizeof (uint64_t)),
184744cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i]) : d[i]),
184844cd46caSbillm 		    (u_longlong_t)(do_bswap ? BSWAP_64(d[i + 1]) : d[i + 1]));
184944cd46caSbillm 
185044cd46caSbillm 		c = (char *)&d[i];
185144cd46caSbillm 		for (j = 0; j < 2 * sizeof (uint64_t); j++)
185244cd46caSbillm 			(void) printf("%c", isprint(c[j]) ? c[j] : '.');
185344cd46caSbillm 		(void) printf("\n");
185444cd46caSbillm 	}
185544cd46caSbillm }
185644cd46caSbillm 
185744cd46caSbillm /*
185844cd46caSbillm  * There are two acceptable formats:
185944cd46caSbillm  *	leaf_name	  - For example: c1t0d0 or /tmp/ztest.0a
186044cd46caSbillm  *	child[.child]*    - For example: 0.1.1
186144cd46caSbillm  *
186244cd46caSbillm  * The second form can be used to specify arbitrary vdevs anywhere
186344cd46caSbillm  * in the heirarchy.  For example, in a pool with a mirror of
186444cd46caSbillm  * RAID-Zs, you can specify either RAID-Z vdev with 0.0 or 0.1 .
186544cd46caSbillm  */
186644cd46caSbillm static vdev_t *
186744cd46caSbillm zdb_vdev_lookup(vdev_t *vdev, char *path)
186844cd46caSbillm {
186944cd46caSbillm 	char *s, *p, *q;
187044cd46caSbillm 	int i;
187144cd46caSbillm 
187244cd46caSbillm 	if (vdev == NULL)
187344cd46caSbillm 		return (NULL);
187444cd46caSbillm 
187544cd46caSbillm 	/* First, assume the x.x.x.x format */
187644cd46caSbillm 	i = (int)strtoul(path, &s, 10);
187744cd46caSbillm 	if (s == path || (s && *s != '.' && *s != '\0'))
187844cd46caSbillm 		goto name;
187944cd46caSbillm 	if (i < 0 || i >= vdev->vdev_children)
188044cd46caSbillm 		return (NULL);
188144cd46caSbillm 
188244cd46caSbillm 	vdev = vdev->vdev_child[i];
188344cd46caSbillm 	if (*s == '\0')
188444cd46caSbillm 		return (vdev);
188544cd46caSbillm 	return (zdb_vdev_lookup(vdev, s+1));
188644cd46caSbillm 
188744cd46caSbillm name:
188844cd46caSbillm 	for (i = 0; i < vdev->vdev_children; i++) {
188944cd46caSbillm 		vdev_t *vc = vdev->vdev_child[i];
189044cd46caSbillm 
189144cd46caSbillm 		if (vc->vdev_path == NULL) {
189244cd46caSbillm 			vc = zdb_vdev_lookup(vc, path);
189344cd46caSbillm 			if (vc == NULL)
189444cd46caSbillm 				continue;
189544cd46caSbillm 			else
189644cd46caSbillm 				return (vc);
189744cd46caSbillm 		}
189844cd46caSbillm 
189944cd46caSbillm 		p = strrchr(vc->vdev_path, '/');
190044cd46caSbillm 		p = p ? p + 1 : vc->vdev_path;
190144cd46caSbillm 		q = &vc->vdev_path[strlen(vc->vdev_path) - 2];
190244cd46caSbillm 
190344cd46caSbillm 		if (strcmp(vc->vdev_path, path) == 0)
190444cd46caSbillm 			return (vc);
190544cd46caSbillm 		if (strcmp(p, path) == 0)
190644cd46caSbillm 			return (vc);
190744cd46caSbillm 		if (strcmp(q, "s0") == 0 && strncmp(p, path, q - p) == 0)
190844cd46caSbillm 			return (vc);
190944cd46caSbillm 	}
191044cd46caSbillm 
191144cd46caSbillm 	return (NULL);
191244cd46caSbillm }
191344cd46caSbillm 
191444cd46caSbillm /*
191544cd46caSbillm  * Read a block from a pool and print it out.  The syntax of the
191644cd46caSbillm  * block descriptor is:
191744cd46caSbillm  *
191844cd46caSbillm  *	pool:vdev_specifier:offset:size[:flags]
191944cd46caSbillm  *
192044cd46caSbillm  *	pool           - The name of the pool you wish to read from
192144cd46caSbillm  *	vdev_specifier - Which vdev (see comment for zdb_vdev_lookup)
192244cd46caSbillm  *	offset         - offset, in hex, in bytes
192344cd46caSbillm  *	size           - Amount of data to read, in hex, in bytes
192444cd46caSbillm  *	flags          - A string of characters specifying options
192544cd46caSbillm  *		 b: Decode a blkptr at given offset within block
192644cd46caSbillm  *		*c: Calculate and display checksums
192744cd46caSbillm  *		*d: Decompress data before dumping
192844cd46caSbillm  *		 e: Byteswap data before dumping
192944cd46caSbillm  *		*g: Display data as a gang block header
193044cd46caSbillm  *		*i: Display as an indirect block
193144cd46caSbillm  *		 p: Do I/O to physical offset
193244cd46caSbillm  *		 r: Dump raw data to stdout
193344cd46caSbillm  *
193444cd46caSbillm  *              * = not yet implemented
193544cd46caSbillm  */
193644cd46caSbillm static void
193744cd46caSbillm zdb_read_block(char *thing, spa_t **spap)
193844cd46caSbillm {
193944cd46caSbillm 	spa_t *spa = *spap;
194044cd46caSbillm 	int flags = 0;
194144cd46caSbillm 	uint64_t offset = 0, size = 0, blkptr_offset = 0;
194244cd46caSbillm 	zio_t *zio;
194344cd46caSbillm 	vdev_t *vd;
194444cd46caSbillm 	void *buf;
194544cd46caSbillm 	char *s, *p, *dup, *spa_name, *vdev, *flagstr;
194644cd46caSbillm 	int i, error, zio_flags;
194744cd46caSbillm 
194844cd46caSbillm 	dup = strdup(thing);
194944cd46caSbillm 	s = strtok(dup, ":");
195044cd46caSbillm 	spa_name = s ? s : "";
195144cd46caSbillm 	s = strtok(NULL, ":");
195244cd46caSbillm 	vdev = s ? s : "";
195344cd46caSbillm 	s = strtok(NULL, ":");
195444cd46caSbillm 	offset = strtoull(s ? s : "", NULL, 16);
195544cd46caSbillm 	s = strtok(NULL, ":");
195644cd46caSbillm 	size = strtoull(s ? s : "", NULL, 16);
195744cd46caSbillm 	s = strtok(NULL, ":");
195844cd46caSbillm 	flagstr = s ? s : "";
195944cd46caSbillm 
196044cd46caSbillm 	s = NULL;
196144cd46caSbillm 	if (size == 0)
196244cd46caSbillm 		s = "size must not be zero";
196344cd46caSbillm 	if (!IS_P2ALIGNED(size, DEV_BSIZE))
196444cd46caSbillm 		s = "size must be a multiple of sector size";
196544cd46caSbillm 	if (!IS_P2ALIGNED(offset, DEV_BSIZE))
196644cd46caSbillm 		s = "offset must be a multiple of sector size";
196744cd46caSbillm 	if (s) {
196844cd46caSbillm 		(void) printf("Invalid block specifier: %s  - %s\n", thing, s);
196944cd46caSbillm 		free(dup);
197044cd46caSbillm 		return;
197144cd46caSbillm 	}
197244cd46caSbillm 
197344cd46caSbillm 	for (s = strtok(flagstr, ":"); s; s = strtok(NULL, ":")) {
197444cd46caSbillm 		for (i = 0; flagstr[i]; i++) {
19755ad82045Snd 			int bit = flagbits[(uchar_t)flagstr[i]];
197644cd46caSbillm 
197744cd46caSbillm 			if (bit == 0) {
197844cd46caSbillm 				(void) printf("***Invalid flag: %c\n",
197944cd46caSbillm 				    flagstr[i]);
198044cd46caSbillm 				continue;
198144cd46caSbillm 			}
198244cd46caSbillm 			flags |= bit;
198344cd46caSbillm 
198444cd46caSbillm 			/* If it's not something with an argument, keep going */
198544cd46caSbillm 			if ((bit & (ZDB_FLAG_CHECKSUM | ZDB_FLAG_DECOMPRESS |
198644cd46caSbillm 			    ZDB_FLAG_PRINT_BLKPTR)) == 0)
198744cd46caSbillm 				continue;
198844cd46caSbillm 
198944cd46caSbillm 			p = &flagstr[i + 1];
199044cd46caSbillm 			if (bit == ZDB_FLAG_PRINT_BLKPTR)
199144cd46caSbillm 				blkptr_offset = strtoull(p, &p, 16);
199244cd46caSbillm 			if (*p != ':' && *p != '\0') {
199344cd46caSbillm 				(void) printf("***Invalid flag arg: '%s'\n", s);
199444cd46caSbillm 				free(dup);
199544cd46caSbillm 				return;
199644cd46caSbillm 			}
199744cd46caSbillm 		}
199844cd46caSbillm 	}
199944cd46caSbillm 
200044cd46caSbillm 	if (spa == NULL || spa->spa_name == NULL ||
200144cd46caSbillm 	    strcmp(spa->spa_name, spa_name)) {
200244cd46caSbillm 		if (spa && spa->spa_name)
200344cd46caSbillm 			spa_close(spa, (void *)zdb_read_block);
200444cd46caSbillm 		error = spa_open(spa_name, spap, (void *)zdb_read_block);
200544cd46caSbillm 		if (error)
20060bf246f5Smc 			fatal("Failed to open pool '%s': %s",
20070bf246f5Smc 			    spa_name, strerror(error));
200844cd46caSbillm 		spa = *spap;
200944cd46caSbillm 	}
201044cd46caSbillm 
201144cd46caSbillm 	vd = zdb_vdev_lookup(spa->spa_root_vdev, vdev);
201244cd46caSbillm 	if (vd == NULL) {
201344cd46caSbillm 		(void) printf("***Invalid vdev: %s\n", vdev);
201444cd46caSbillm 		free(dup);
201544cd46caSbillm 		return;
201644cd46caSbillm 	} else {
201744cd46caSbillm 		if (vd->vdev_path)
201844cd46caSbillm 			(void) printf("Found vdev: %s\n", vd->vdev_path);
201944cd46caSbillm 		else
202044cd46caSbillm 			(void) printf("Found vdev type: %s\n",
202144cd46caSbillm 			    vd->vdev_ops->vdev_op_type);
202244cd46caSbillm 	}
202344cd46caSbillm 
202444cd46caSbillm 	buf = umem_alloc(size, UMEM_NOFAIL);
202544cd46caSbillm 
202644cd46caSbillm 	zio_flags = ZIO_FLAG_DONT_CACHE | ZIO_FLAG_DONT_QUEUE |
202744cd46caSbillm 	    ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY | ZIO_FLAG_NOBOOKMARK;
202844cd46caSbillm 
202944cd46caSbillm 	if (flags & ZDB_FLAG_PHYS)
203044cd46caSbillm 		zio_flags |= ZIO_FLAG_PHYSICAL;
203144cd46caSbillm 
203244cd46caSbillm 	zio = zio_root(spa, NULL, NULL, 0);
203344cd46caSbillm 	/* XXX todo - cons up a BP so RAID-Z will be happy */
203444cd46caSbillm 	zio_nowait(zio_vdev_child_io(zio, NULL, vd, offset, buf, size,
203544cd46caSbillm 	    ZIO_TYPE_READ, ZIO_PRIORITY_SYNC_READ, zio_flags, NULL, NULL));
203644cd46caSbillm 	error = zio_wait(zio);
203744cd46caSbillm 
203844cd46caSbillm 	if (error) {
203944cd46caSbillm 		(void) printf("Read of %s failed, error: %d\n", thing, error);
204044cd46caSbillm 		goto out;
204144cd46caSbillm 	}
204244cd46caSbillm 
204344cd46caSbillm 	if (flags & ZDB_FLAG_PRINT_BLKPTR)
204444cd46caSbillm 		zdb_print_blkptr((blkptr_t *)(void *)
204544cd46caSbillm 		    ((uintptr_t)buf + (uintptr_t)blkptr_offset), flags);
204644cd46caSbillm 	else if (flags & ZDB_FLAG_RAW)
204744cd46caSbillm 		zdb_dump_block_raw(buf, size, flags);
204844cd46caSbillm 	else if (flags & ZDB_FLAG_INDIRECT)
204944cd46caSbillm 		zdb_dump_indirect((blkptr_t *)buf, size / sizeof (blkptr_t),
205044cd46caSbillm 		    flags);
205144cd46caSbillm 	else if (flags & ZDB_FLAG_GBH)
205244cd46caSbillm 		zdb_dump_gbh(buf, flags);
205344cd46caSbillm 	else
205444cd46caSbillm 		zdb_dump_block(thing, buf, size, flags);
205544cd46caSbillm 
205644cd46caSbillm out:
205744cd46caSbillm 	umem_free(buf, size);
205844cd46caSbillm 	free(dup);
205944cd46caSbillm }
206044cd46caSbillm 
2061fa9e4066Sahrens int
2062fa9e4066Sahrens main(int argc, char **argv)
2063fa9e4066Sahrens {
2064fa9e4066Sahrens 	int i, c;
2065fa9e4066Sahrens 	struct rlimit rl = { 1024, 1024 };
2066fa9e4066Sahrens 	spa_t *spa;
2067fa9e4066Sahrens 	objset_t *os = NULL;
2068fa9e4066Sahrens 	char *endstr;
2069fa9e4066Sahrens 	int dump_all = 1;
2070fa9e4066Sahrens 	int verbose = 0;
2071fa9e4066Sahrens 	int error;
2072fa9e4066Sahrens 	int flag, set;
2073fa9e4066Sahrens 
2074fa9e4066Sahrens 	(void) setrlimit(RLIMIT_NOFILE, &rl);
2075004388ebScasper 	(void) enable_extended_FILE_stdio(-1, -1);
2076fa9e4066Sahrens 
2077fa9e4066Sahrens 	dprintf_setup(&argc, argv);
2078fa9e4066Sahrens 
207944cd46caSbillm 	while ((c = getopt(argc, argv, "udibcsvCLO:B:UlR")) != -1) {
2080fa9e4066Sahrens 		switch (c) {
2081fa9e4066Sahrens 		case 'u':
2082fa9e4066Sahrens 		case 'd':
2083fa9e4066Sahrens 		case 'i':
2084fa9e4066Sahrens 		case 'b':
2085fa9e4066Sahrens 		case 'c':
2086fa9e4066Sahrens 		case 's':
2087fa9e4066Sahrens 		case 'C':
2088fa9e4066Sahrens 		case 'l':
208944cd46caSbillm 		case 'R':
2090fa9e4066Sahrens 			dump_opt[c]++;
2091fa9e4066Sahrens 			dump_all = 0;
2092fa9e4066Sahrens 			break;
2093fa9e4066Sahrens 		case 'L':
2094fa9e4066Sahrens 			dump_opt[c]++;
2095fa9e4066Sahrens 			break;
2096fa9e4066Sahrens 		case 'O':
2097fa9e4066Sahrens 			endstr = optarg;
2098fa9e4066Sahrens 			if (endstr[0] == '!') {
2099fa9e4066Sahrens 				endstr++;
2100fa9e4066Sahrens 				set = 0;
2101fa9e4066Sahrens 			} else {
2102fa9e4066Sahrens 				set = 1;
2103fa9e4066Sahrens 			}
2104fa9e4066Sahrens 			if (strcmp(endstr, "post") == 0) {
2105fa9e4066Sahrens 				flag = ADVANCE_PRE;
2106fa9e4066Sahrens 				set = !set;
2107fa9e4066Sahrens 			} else if (strcmp(endstr, "pre") == 0) {
2108fa9e4066Sahrens 				flag = ADVANCE_PRE;
2109fa9e4066Sahrens 			} else if (strcmp(endstr, "prune") == 0) {
2110fa9e4066Sahrens 				flag = ADVANCE_PRUNE;
2111fa9e4066Sahrens 			} else if (strcmp(endstr, "data") == 0) {
2112fa9e4066Sahrens 				flag = ADVANCE_DATA;
2113fa9e4066Sahrens 			} else if (strcmp(endstr, "holes") == 0) {
2114fa9e4066Sahrens 				flag = ADVANCE_HOLES;
2115fa9e4066Sahrens 			} else {
2116fa9e4066Sahrens 				usage();
2117fa9e4066Sahrens 			}
2118fa9e4066Sahrens 			if (set)
2119fa9e4066Sahrens 				zdb_advance |= flag;
2120fa9e4066Sahrens 			else
2121fa9e4066Sahrens 				zdb_advance &= ~flag;
2122fa9e4066Sahrens 			break;
2123fa9e4066Sahrens 		case 'B':
2124fa9e4066Sahrens 			endstr = optarg - 1;
2125fa9e4066Sahrens 			zdb_noread.zb_objset = strtoull(endstr + 1, &endstr, 0);
2126fa9e4066Sahrens 			zdb_noread.zb_object = strtoull(endstr + 1, &endstr, 0);
2127fa9e4066Sahrens 			zdb_noread.zb_level = strtol(endstr + 1, &endstr, 0);
2128fa9e4066Sahrens 			zdb_noread.zb_blkid = strtoull(endstr + 1, &endstr, 16);
2129fa9e4066Sahrens 			(void) printf("simulating bad block "
2130ea8dc4b6Seschrock 			    "<%llu, %llu, %lld, %llx>\n",
2131fa9e4066Sahrens 			    (u_longlong_t)zdb_noread.zb_objset,
2132fa9e4066Sahrens 			    (u_longlong_t)zdb_noread.zb_object,
2133ea8dc4b6Seschrock 			    (u_longlong_t)zdb_noread.zb_level,
2134fa9e4066Sahrens 			    (u_longlong_t)zdb_noread.zb_blkid);
2135fa9e4066Sahrens 			break;
2136fa9e4066Sahrens 		case 'v':
2137fa9e4066Sahrens 			verbose++;
2138fa9e4066Sahrens 			break;
2139fa9e4066Sahrens 		case 'U':
2140fa9e4066Sahrens 			spa_config_dir = "/tmp";
2141fa9e4066Sahrens 			break;
2142fa9e4066Sahrens 		default:
2143fa9e4066Sahrens 			usage();
2144fa9e4066Sahrens 			break;
2145fa9e4066Sahrens 		}
2146fa9e4066Sahrens 	}
2147fa9e4066Sahrens 
2148fa9e4066Sahrens 	kernel_init(FREAD);
2149fa9e4066Sahrens 
2150ea8dc4b6Seschrock 	/*
2151ea8dc4b6Seschrock 	 * Disable vdev caching.  If we don't do this, live pool traversal
2152ea8dc4b6Seschrock 	 * won't make progress because it will never see disk updates.
2153ea8dc4b6Seschrock 	 */
2154614409b5Sahrens 	zfs_vdev_cache_size = 0;
2155ea8dc4b6Seschrock 
2156fa9e4066Sahrens 	for (c = 0; c < 256; c++) {
215744cd46caSbillm 		if (dump_all && c != 'L' && c != 'l' && c != 'R')
2158fa9e4066Sahrens 			dump_opt[c] = 1;
2159fa9e4066Sahrens 		if (dump_opt[c])
2160fa9e4066Sahrens 			dump_opt[c] += verbose;
2161fa9e4066Sahrens 	}
2162fa9e4066Sahrens 
2163fa9e4066Sahrens 	argc -= optind;
2164fa9e4066Sahrens 	argv += optind;
2165fa9e4066Sahrens 
2166fa9e4066Sahrens 	if (argc < 1) {
2167fa9e4066Sahrens 		if (dump_opt['C']) {
2168fa9e4066Sahrens 			dump_config(NULL);
2169fa9e4066Sahrens 			return (0);
2170fa9e4066Sahrens 		}
2171fa9e4066Sahrens 		usage();
2172fa9e4066Sahrens 	}
2173fa9e4066Sahrens 
2174fa9e4066Sahrens 	if (dump_opt['l']) {
2175fa9e4066Sahrens 		dump_label(argv[0]);
2176fa9e4066Sahrens 		return (0);
2177fa9e4066Sahrens 	}
2178fa9e4066Sahrens 
217944cd46caSbillm 	if (dump_opt['R']) {
218044cd46caSbillm 		flagbits['b'] = ZDB_FLAG_PRINT_BLKPTR;
218144cd46caSbillm 		flagbits['c'] = ZDB_FLAG_CHECKSUM;
218244cd46caSbillm 		flagbits['d'] = ZDB_FLAG_DECOMPRESS;
218344cd46caSbillm 		flagbits['e'] = ZDB_FLAG_BSWAP;
218444cd46caSbillm 		flagbits['g'] = ZDB_FLAG_GBH;
218544cd46caSbillm 		flagbits['i'] = ZDB_FLAG_INDIRECT;
218644cd46caSbillm 		flagbits['p'] = ZDB_FLAG_PHYS;
218744cd46caSbillm 		flagbits['r'] = ZDB_FLAG_RAW;
218844cd46caSbillm 
218944cd46caSbillm 		spa = NULL;
219044cd46caSbillm 		while (argv[0]) {
219144cd46caSbillm 			zdb_read_block(argv[0], &spa);
219244cd46caSbillm 			argv++;
219344cd46caSbillm 			argc--;
219444cd46caSbillm 		}
219544cd46caSbillm 		if (spa)
219644cd46caSbillm 			spa_close(spa, (void *)zdb_read_block);
219744cd46caSbillm 		return (0);
219844cd46caSbillm 	}
219944cd46caSbillm 
2200fa9e4066Sahrens 	if (dump_opt['C'])
2201fa9e4066Sahrens 		dump_config(argv[0]);
2202fa9e4066Sahrens 
2203fa9e4066Sahrens 	if (strchr(argv[0], '/') != NULL) {
2204fa9e4066Sahrens 		error = dmu_objset_open(argv[0], DMU_OST_ANY,
2205fa9e4066Sahrens 		    DS_MODE_STANDARD | DS_MODE_READONLY, &os);
2206fa9e4066Sahrens 	} else {
2207fa9e4066Sahrens 		error = spa_open(argv[0], &spa, FTAG);
2208fa9e4066Sahrens 	}
2209fa9e4066Sahrens 
2210fa9e4066Sahrens 	if (error)
22110bf246f5Smc 		fatal("can't open %s: %s", argv[0], strerror(error));
2212fa9e4066Sahrens 
2213fa9e4066Sahrens 	argv++;
2214fa9e4066Sahrens 	if (--argc > 0) {
2215fa9e4066Sahrens 		zopt_objects = argc;
2216fa9e4066Sahrens 		zopt_object = calloc(zopt_objects, sizeof (uint64_t));
2217fa9e4066Sahrens 		for (i = 0; i < zopt_objects; i++) {
2218fa9e4066Sahrens 			errno = 0;
2219fa9e4066Sahrens 			zopt_object[i] = strtoull(argv[i], NULL, 0);
2220fa9e4066Sahrens 			if (zopt_object[i] == 0 && errno != 0)
2221fa9e4066Sahrens 				fatal("bad object number %s: %s",
2222fa9e4066Sahrens 				    argv[i], strerror(errno));
2223fa9e4066Sahrens 		}
2224fa9e4066Sahrens 	}
2225fa9e4066Sahrens 
2226fa9e4066Sahrens 	if (os != NULL) {
2227fa9e4066Sahrens 		dump_dir(os);
2228fa9e4066Sahrens 		dmu_objset_close(os);
2229fa9e4066Sahrens 	} else {
2230fa9e4066Sahrens 		dump_zpool(spa);
2231fa9e4066Sahrens 		spa_close(spa, FTAG);
2232fa9e4066Sahrens 	}
2233fa9e4066Sahrens 
2234fa9e4066Sahrens 	kernel_fini();
2235fa9e4066Sahrens 
2236fa9e4066Sahrens 	return (0);
2237fa9e4066Sahrens }
2238