root@nas:/root# zpool status 15:19:21 pool: data state: DEGRADED status: One or more devices are faulted in response to persistent errors. Sufficient replicas exist for the pool to continue functioning in a degraded state. action: Replace the faulted device, or use 'zpool clear' to mark the device repaired. scan: scrub canceled on Thu Sep 26 15:15:47 2019 config: NAME STATE READ WRITE CKSUM data DEGRADED 0 0 0 raidz1-0 DEGRADED 0 0 0 ata-ST4000DM005-2DP166_ZGY0956M-part1 ONLINE 0 0 0 ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E0KR60H3-part1 ONLINE 0 0 0 ata-ST4000DM000-2AE166_WDH01SND-part1 FAULTED 0 0 0 too many errors errors: No known data errors pool: storage state: ONLINE scan: resilvered 2.12T in 13h14m with 0 errors on Sat Sep 21 11:09:25 2019 config: NAME STATE READ WRITE CKSUM storage ONLINE 0 0 0 raidz1-0 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8GH7GVR ONLINE 0 0 0 ata-ST3000DM001-9YN166_W1F0SJ27-part1 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8GBAW7P ONLINE 0 0 0 ata-ST3000DM001-1CH166_Z1F4HGS6 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8G9NZSR ONLINE 0 0 0 errors: No known data errors root@nas:/root# zpool offline data ata-ST4000DM000-2AE166_WDH01SND-part1 15:19:52 root@nas:/root# zpool status 15:19:55 pool: data state: DEGRADED status: One or more devices are faulted in response to persistent errors. Sufficient replicas exist for the pool to continue functioning in a degraded state. action: Replace the faulted device, or use 'zpool clear' to mark the device repaired. scan: scrub canceled on Thu Sep 26 15:15:47 2019 config: NAME STATE READ WRITE CKSUM data DEGRADED 0 0 0 raidz1-0 DEGRADED 0 0 0 ata-ST4000DM005-2DP166_ZGY0956M-part1 ONLINE 0 0 0 ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E0KR60H3-part1 ONLINE 0 0 0 ata-ST4000DM000-2AE166_WDH01SND-part1 FAULTED 0 0 0 too many errors errors: No known data errors pool: storage state: ONLINE scan: resilvered 2.12T in 13h14m with 0 errors on Sat Sep 21 11:09:25 2019 config: NAME STATE READ WRITE CKSUM storage ONLINE 0 0 0 raidz1-0 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8GH7GVR ONLINE 0 0 0 ata-ST3000DM001-9YN166_W1F0SJ27-part1 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8GBAW7P ONLINE 0 0 0 ata-ST3000DM001-1CH166_Z1F4HGS6 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8G9NZSR ONLINE 0 0 0 errors: No known data errors root@nas:/root# zpool online data ata-ST4000DM000-2AE166_WDH01SND-part1 15:20:05 warning: device 'ata-ST4000DM000-2AE166_WDH01SND-part1' onlined, but remains in faulted state use 'zpool clear' to restore a faulted device root@nas:/root# dmesg -T | tial 15:20:42 root@nas:/root# zpool clear data ata-ST4000DM000-2AE166_WDH01SND-part1 Code 130 | 15:21:22 root@nas:/root# zpool status 15:21:34 pool: data state: ONLINE 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 Thu Sep 26 15:21:22 2019 72.6M scanned out of 8.30T at 6.05M/s, 399h36m to go 22.4M resilvered, 0.00% done config: NAME STATE READ WRITE CKSUM data ONLINE 0 0 0 raidz1-0 ONLINE 0 0 0 ata-ST4000DM005-2DP166_ZGY0956M-part1 ONLINE 0 0 0 ata-WDC_WD40EFRX-68WT0N0_WD-WCC4E0KR60H3-part1 ONLINE 0 0 0 ata-ST4000DM000-2AE166_WDH01SND-part1 ONLINE 0 0 0 (resilvering) errors: No known data errors pool: storage state: ONLINE scan: resilvered 2.12T in 13h14m with 0 errors on Sat Sep 21 11:09:25 2019 config: NAME STATE READ WRITE CKSUM storage ONLINE 0 0 0 raidz1-0 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8GH7GVR ONLINE 0 0 0 ata-ST3000DM001-9YN166_W1F0SJ27-part1 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8GBAW7P ONLINE 0 0 0 ata-ST3000DM001-1CH166_Z1F4HGS6 ONLINE 0 0 0 ata-Hitachi_HUS724030ALE641_P8G9NZSR ONLINE 0 0 0 errors: No known data errors