ZFS
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root[filer02]:~$ zpool status dozer
pool: dozer
state: DEGRADED
status: One or more devices could not be used because the label is missing or
invalid. Sufficient replicas exist for the pool to continue
functioning in a degraded state.
action: Replace the device using 'zpool replace'.
see: https://openzfs.github.io/openzfs-docs/msg/ZFS-8000-4J
scan: resilvered 1.08T in 04:03:12 with 0 errors on Wed Dec 10 02:40:33 2025
config:
NAME STATE READ WRITE CKSUM
dozer DEGRADED 0 0 0
mirror-0 ONLINE 0 0 0
ada1 ONLINE 0 0 0
ada0 ONLINE 0 0 0
mirror-1 DEGRADED 0 0 0
6405966840634580760 UNAVAIL 0 0 0 was /dev/ada3
ada2 ONLINE 0 0 0
logs
nda0p3 ONLINE 0 0 0
cache
nda0p4 ONLINE 0 0 0
errors: No known data errors
root[filer02]:~$ zpool replace dozer ada3
root[filer02]:~$ zpool status -v
pool: dozer
state: DEGRADED
status: One or more devices is currently being resilvered. The pool will
continue to function, possibly in a degraded state.
action: Wait for the resilver to complete.
scan: resilver in progress since Tue Dec 9 22:17:51 2025
37.9G / 7.54T scanned, 2.93G / 7.52T issued at 16.6M/s
0B resilvered, 0.04% done, no estimated completion time
config:
NAME STATE READ WRITE CKSUM
dozer DEGRADED 0 0 0
mirror-0 ONLINE 0 0 0
ada1 ONLINE 0 0 0
ada0 ONLINE 0 0 0
mirror-1 DEGRADED 0 0 0
ada3 ONLINE 0 0 0
9460468094011599334 UNAVAIL 0 0 0 was /dev/ada2
logs
nda0p3 ONLINE 0 0 0
cache
nda0p4 ONLINE 0 0 0
errors: No known data errors
pool: dozer
state: DEGRADED
status: One or more devices is currently being resilvered. The pool will
continue to function, possibly in a degraded state.
action: Wait for the resilver to complete.
scan: resilver in progress since Tue Dec 9 22:37:21 2025
6.69T / 7.54T scanned at 2.26G/s, 122G / 1.56T issued at 41.0M/s
122G resilvered, 7.62% done, 10:13:29 to go
config:
NAME STATE READ WRITE CKSUM
dozer DEGRADED 0 0 0
mirror-0 ONLINE 0 0 0
ada1 ONLINE 0 0 0
ada0 ONLINE 0 0 0
mirror-1 DEGRADED 0 0 0
ada3 ONLINE 0 0 0
replacing-1 DEGRADED 0 0 0
9460468094011599334 UNAVAIL 0 0 0
was /dev/ada2/old
ada2 ONLINE 0 0 0
(resilvering)
root[filer02]:~$ zpool status |head -n 25
pool: dozer
state: ONLINE
status: Some supported and requested features are not enabled on the pool.
The pool can still be used, but some features are unavailable.
action: Enable all features using 'zpool upgrade'. Once this is done,
the pool may no longer be accessible by software that does not support
the features. See zpool-features(7) for details.
scan: resilvered 1.08T in 04:03:12 with 0 errors on Wed Dec 10 02:40:33 2025