Re: swraid problem

>> Now mdstat shows:
>> root@server ~# cat /proc/mdstat
>> Personalities : [raid1] [raid5]
>> read_ahead 1024 sectors
>> md0 : active raid1 sdc3[-1] sdb3[1] sda3[0]
>>       2939776 blocks [3/2] [UU_]
>
> -1, great stuff,
> nope never seen before, but from the segfault I would guess mdadm neither ;)

;)

> check all hardware (drives/controller/ram/cpu) for hardware fault, I
> guess (as such fishy things happened here as well) that the box is
> slowly fading to death.

It's a new box, and tested the drives before install with badblocks -v -v -p50

> or, if the machine is important, make backups, and leave it alone.

It is and backups are made daily, but the box is in production.

> my personal curiosity approach would be to wipe the sdc3 partition with
> zeros, to test the drive and get rid of a probably faulty signature
> (this could be done fast with mdadm as well (fix superblock)) and again
> trying to add the drive.

I can do that, also this third partition is not needen anyway in a mirrorset.

> but that might be a bit too hard in the direction of
> trial-n-error-trial-n-error-trial-n-error-trial-n-error-t....

I'll try