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ZFS Pool unmountable after removing a drive (failed state)
As an addition, it's the sdl1 that I wanted to remove (all three are identical drives). Additional data: root@Tower:~# zpool import -d /dev/sdi1 -d /dev/sdk1 -d /dev/sdl1 pool: cache id: 9185321213315192028 state: FAULTED status: One or more devices contains corrupted data. action: The pool cannot be imported due to damaged devices or data. The pool may be active on another system, but can be imported using the '-f' flag. see: https://openzfs.github.io/openzfs-docs/msg/ZFS-8000-5E config: cache FAULTED corrupted data indirect-0 ONLINE sdk1 ONLINE sdi1 FAULTED corrupted data sdi1 ONLINE
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ZFS Pool unmountable after removing a drive (failed state)
Today, I decided to take one of the drives out of my cache pool (initial plan was to split the cache into two separate pools - 2x in one, 1x in the other). Managed to push the data out of one drive, and all was going well... (ish).... root@Tower:~# zpool status -P -v cache zpool events -v | tail -250 pool: cache state: SUSPENDED status: One or more devices are faulted in response to IO failures. action: Make sure the affected devices are connected, then run 'zpool clear'. see: https://openzfs.github.io/openzfs-docs/msg/ZFS-8000-HC scan: scrub in progress since Wed Sep 9 16:25:52 2026 1.22G / 1.08T scanned at 2.31M/s, 0B / 1.08T issued 0B repaired, 0.00% done, no estimated completion time remove: Removal of vdev 0 copied 375G in 0h17m, completed on Wed Sep 9 13:33:48 2026 11.9M memory used for removed device mappings config: NAME STATE READ WRITE CKSUM cache FAULTED 0 0 0 corrupted data /dev/sdk1 ONLINE 0 0 0 /dev/sdi1 FAULTED 0 0 1.28K corrupted data /dev/sdi1 ONLINE 0 0 0 However, after a clean reboot, I get: root@Tower:~# /usr/sbin/zpool import -d /dev/sdi1 -d /dev/sdk1 pool: cache id: 9185321213315192028 state: FAULTED status: One or more devices contains corrupted data. action: The pool cannot be imported due to damaged devices or data. The pool may be active on another system, but can be imported using the '-f' flag. see: https://openzfs.github.io/openzfs-docs/msg/ZFS-8000-5E config: cache FAULTED corrupted data indirect-0 ONLINE sdk1 ONLINE sdi1 FAULTED corrupted data sdi1 ONLINE And the cache poole settings (from the main page) show: File system status: Unmountable: wrong or no file system File system type: zfs Diagnostics attached - but question is, can I salvage anything? I've not forced a reformat or rebuild (Unraid won't let me remove the indirect drive, as it still wants 3). Any help or advice welcome! tower-diagnostics-20260909-1909.zip
greddymop
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