Unraid version 6.9.2
Is this just a fluke?
disk2 (sdb) and disk3 (sdg) failed at the same time and were taken off-line.
This is part of the system log:
Apr 12 20:18:52 SPFBACKUP kernel: md: disk2 read error, sector=9454620576
Apr 12 20:18:52 SPFBACKUP kernel: md: disk2 read error, sector=9454620584
Apr 12 20:18:52 SPFBACKUP kernel: md: disk2 read error, sector=9454620592
Apr 12 20:18:52 SPFBACKUP kernel: md: disk2 read error, sector=9454620600
Apr 12 20:18:52 SPFBACKUP kernel: md: disk3 read error, sector=9454620576
Apr 12 20:18:52 SPFBACKUP kernel: md: disk3 read error, sector=9454620584
Apr 12 20:18:52 SPFBACKUP kernel: md: disk3 read error, sector=9454620592
Apr 12 20:18:52 SPFBACKUP kernel: md: disk3 read error, sector=9454620600
Apr 12 20:19:03 SPFBACKUP kernel: md: disk2 write error, sector=9454620576
Apr 12 20:19:03 SPFBACKUP kernel: md: disk3 write error, sector=9454620576
Apr 12 20:19:03 SPFBACKUP kernel: md: disk2 write error, sector=9454620584
Apr 12 20:19:03 SPFBACKUP kernel: md: disk3 write error, sector=9454620584
Apr 12 20:19:03 SPFBACKUP kernel: md: disk2 write error, sector=9454620592
Apr 12 20:19:03 SPFBACKUP kernel: md: disk3 write error, sector=9454620592
Apr 12 20:19:03 SPFBACKUP kernel: md: disk2 write error, sector=9454620600
Apr 12 20:19:03 SPFBACKUP kernel: md: disk3 write error, sector=9454620600
Previously, disk3 (sdg) issued a SMART warning: Reallocated sector count = 8
disk2 (sdb) had no SMART errors
The system log above happens to show 8 errors, the same number as the reallocated
sector count of disk2.
I may be wrong, but I though 8 reallocated sectors is 'nothing'.
What is your expert opinion? Can I safely re-eable these drives?
Their warranty ended 2 years ago, they are both Seagate iron wolfe drives,
bought at the same time.
I have 2 parity drives, and 3 data drives.
I am in the process of pre-clearing the failed drives. I it goes well, does it mean they are safe to re-use?
The drives are all 8 TB.