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zdb: show dedup table and log attributes

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There's interesting info in there that is going to help with
understanding dedup behavior at any given moment.

Since this is a format change, tests that rely on that output have been
modified to match.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Rob Norris <rob.norris@klarasystems.com>
Sponsored-by: Klara, Inc.
Sponsored-by: Wasabi Technology, Inc.
Closes #16755
This commit is contained in:
Rob Norris
2024-11-27 11:28:19 +11:00
committed by GitHub
parent d2b0ca953f
commit 0ffa6f3464
7 changed files with 97 additions and 36 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tests/zfs-tests/tests/functional/dedup/dedup_fdt_create.ksh
+2 -2
View File
@@ -70,7 +70,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "active"
# four entries in the unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique:.*entries=4'"
# single containing object in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-sha256 | wc -l) -eq 1
@@ -84,7 +84,7 @@ log_must cp /$TESTPOOL/file1 /$TESTPOOL/file2
log_must zpool sync
# now four entries in the duplicate table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-duplicate: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-duplicate:.*entries=4'"
# now two DDT ZAPs in the container object; DDT ZAPs aren't cleaned up until
# the entire logical table is destroyed
tests/zfs-tests/tests/functional/dedup/dedup_fdt_import.ksh
+2 -2
View File
@@ -70,7 +70,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "active"
# four entries in the unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique:.*entries=4'"
# single containing object in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-sha256 | wc -l) -eq 1
@@ -107,7 +107,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "active"
# four entries in the unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique:.*entries=4'"
# single containing object in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-sha256 | wc -l) -eq 1
tests/zfs-tests/tests/functional/dedup/dedup_legacy_create.ksh
+2 -2
View File
@@ -63,7 +63,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "disabled"
# should be four entries in the unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique:.*entries=4'"
# should be just one DDT ZAP in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-sha256-zap- | wc -l) -eq 1
@@ -73,7 +73,7 @@ log_must cp /$TESTPOOL/file1 /$TESTPOOL/file2
log_must zpool sync
# now four entries in the duplicate table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-duplicate: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-duplicate:.*entries=4'"
# now two DDT ZAPs in the MOS; DDT ZAPs aren't cleaned up until the entire
# logical table is destroyed
tests/zfs-tests/tests/functional/dedup/dedup_legacy_fdt_mixed.ksh
+2 -2
View File
@@ -71,7 +71,7 @@ log_must dd if=/dev/urandom of=/$TESTPOOL/ds1/file1 bs=128k count=4
log_must zpool sync
# should be four entries in the skein unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-skein-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-skein-zap-unique:.*entries=4'"
# should be just one DDT ZAP in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-.*-zap- | wc -l) -eq 1
@@ -90,7 +90,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "active"
# now also four entries in the blake3 unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-blake3-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-blake3-zap-unique:.*entries=4'"
# two entries in the MOS: the legacy skein DDT ZAP, and the containing dir for
# the blake3 FDT table
tests/zfs-tests/tests/functional/dedup/dedup_legacy_fdt_upgrade.ksh
+3 -3
View File
@@ -71,7 +71,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "disabled"
# should be four entries in the unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique:.*entries=4'"
# should be just one DDT ZAP in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-sha256-zap- | wc -l) -eq 1
@@ -90,7 +90,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "enabled"
# now four entries in the duplicate table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-duplicate: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-duplicate:.*entries=4'"
# now two DDT ZAPs in the MOS; DDT ZAPs aren't cleaned up until the entire
# logical table is destroyed
@@ -117,7 +117,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "active"
# four entries in the unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique:.*entries=4'"
# single containing object in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-sha256 | wc -l) -eq 1
tests/zfs-tests/tests/functional/dedup/dedup_legacy_import.ksh
+2 -2
View File
@@ -63,7 +63,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "disabled"
# should be four entries in the unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique:.*entries=4'"
# should be just one DDT ZAP in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-sha256-zap- | wc -l) -eq 1
@@ -96,7 +96,7 @@ log_must zpool sync
log_must test $(get_pool_prop feature@fast_dedup $TESTPOOL) = "disabled"
# should be four entries in the unique table
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique: 4 entries'"
log_must eval "zdb -D $TESTPOOL | grep -q 'DDT-sha256-zap-unique:.*entries=4'"
# should be just one DDT ZAP in the MOS
log_must test $(zdb -dddd $TESTPOOL 1 | grep DDT-sha256-zap- | wc -l) -eq 1