30
votes
Can I make md (Linux software RAID) more fault tolerant?
When you do a backup, you read a lot of data. Probably the drive returns read errors, and is dropped for that reason. This may only happen for some specific area of the drive, which is not normally ...
- 8,162
23
votes
Can I make md (Linux software RAID) more fault tolerant?
A single read-error will not kick-off the disk from the array, at least on post-2012 kernels.
From md man page:
In later kernels, a read-error will instead cause md to attempt a
recovery by ...
- 49k
13
votes
Can I make md (Linux software RAID) more fault tolerant?
I had a similar problem. I first checked the drive's SMART info for read error count, but there weren't any. Yet the OS reported errors and the drive got kicked out of the RAID.
It turned out to be a ...
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1
vote
Curious? LVM on a brand new drive?
OK, seems i managed to delete that LVM stuff, following https://unix.stackexchange.com/questions/411206/how-to-wipe-md-raid-meta
[root@myPC]# mdadm --stop /dev/md127
mdadm: stopped /dev/md127
[root@...
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