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Lastmodified 2021-05-19 (水) 15:34:02
root@blackcube:~/bin # zpool status
pool: tank
state: ONLINE
status: One or more devices are configured to use a non-native block size.
Expect reduced performance.
action: Replace affected devices with devices that support the
configured block size, or migrate data to a properly configured
pool.
scan: scrub canceled on Fri Aug 14 08:50:50 2015
config:
NAME STATE READ WRITE CKSUM
tank ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
ada1 ONLINE 0 0 0
ada2 ONLINE 0 0 0 block size: 512B configured, 4096B native
ada3 ONLINE 0 0 0 block size: 512B configured, 4096B native
errors: No known data errors
pool: zfspool
state: ONLINE
status: The pool is formatted using a legacy on-disk format. The pool can
still be used, but some features are unavailable.
action: Upgrade the pool using 'zpool upgrade'. Once this is done, the
pool will no longer be accessible on software that does not support feature
flags.
scan: none requested
config:
NAME STATE READ WRITE CKSUM
zfspool ONLINE 0 0 0
ada0p3 ONLINE 0 0 0
errors: No known data errors
root@blackcube:~/bin # zpool upgrade
This system supports ZFS pool feature flags. The following pools are formatted with legacy version numbers and can be upgraded to use feature flags. After being upgraded, these pools will no longer be accessible by software that does not support feature flags. VER POOL --- ------------ 28 tank 28 zfspool Use 'zpool upgrade -v' for a list of available legacy versions. Every feature flags pool has all supported features enabled.
root@blackcube:~/bin # zpool upgrade -v
This system supports ZFS pool feature flags.
The following features are supported:
FEAT DESCRIPTION
-------------------------------------------------------------
async_destroy (read-only compatible)
Destroy filesystems asynchronously.
empty_bpobj (read-only compatible)
Snapshots use less space.
lz4_compress
LZ4 compression algorithm support.
multi_vdev_crash_dump
Crash dumps to multiple vdev pools.
spacemap_histogram (read-only compatible)
Spacemaps maintain space histograms.
enabled_txg (read-only compatible)
Record txg at which a feature is enabled
hole_birth
Retain hole birth txg for more precise zfs send
extensible_dataset
Enhanced dataset functionality, used by other features.
bookmarks (read-only compatible)
"zfs bookmark" command
filesystem_limits (read-only compatible)
Filesystem and snapshot limits.
The following legacy versions are also supported:
VER DESCRIPTION
--- --------------------------------------------------------
1 Initial ZFS version
2 Ditto blocks (replicated metadata)
3 Hot spares and double parity RAID-Z
4 zpool history
5 Compression using the gzip algorithm
6 bootfs pool property
7 Separate intent log devices
8 Delegated administration
9 refquota and refreservation properties
10 Cache devices
11 Improved scrub performance
12 Snapshot properties
13 snapused property
14 passthrough-x aclinherit
15 user/group space accounting
16 stmf property support
17 Triple-parity RAID-Z
18 Snapshot user holds
19 Log device removal
20 Compression using zle (zero-length encoding)
21 Deduplication
22 Received properties
23 Slim ZIL
24 System attributes
25 Improved scrub stats
26 Improved snapshot deletion performance
27 Improved snapshot creation performance
28 Multiple vdev replacements
For more information on a particular version, including supported releases,
see the ZFS Administration Guide.
root@blackcube:~/bin # zpool upgrade -a
This system supports ZFS pool feature flags.
Successfully upgraded 'tank' from version 28 to feature flags.
Enabled the following features on 'tank':
async_destroy
empty_bpobj
lz4_compress
multi_vdev_crash_dump
spacemap_histogram
enabled_txg
hole_birth
extensible_dataset
bookmarks
filesystem_limits
Successfully upgraded 'zfspool' from version 28 to feature flags.
Enabled the following features on 'zfspool':
async_destroy
empty_bpobj
lz4_compress
multi_vdev_crash_dump
spacemap_histogram
enabled_txg
hole_birth
extensible_dataset
bookmarks
filesystem_limits
If you boot from pool 'zfspool', don't forget to update boot code.
Assuming you use GPT partitioning and da0 is your boot disk
the following command will do it:
gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 da0
root@blackcube:~/bin # zpool status
pool: tank
state: ONLINE
status: One or more devices are configured to use a non-native block size.
Expect reduced performance.
action: Replace affected devices with devices that support the
configured block size, or migrate data to a properly configured
pool.
scan: scrub canceled on Fri Aug 14 08:50:50 2015
config:
NAME STATE READ WRITE CKSUM
tank ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
ada1 ONLINE 0 0 0
ada2 ONLINE 0 0 0 block size: 512B configured, 4096B native
ada3 ONLINE 0 0 0 block size: 512B configured, 4096B native
errors: No known data errors
pool: zfspool
state: ONLINE
scan: none requested
config:
NAME STATE READ WRITE CKSUM
zfspool ONLINE 0 0 0
ada0p3 ONLINE 0 0 0
errors: No known data errors
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