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[Savannah-hackers-public] Re: [gnu.org #622071] colonialone: disk 'sdd'
From: |
Sylvain Beucler via RT |
Subject: |
[Savannah-hackers-public] Re: [gnu.org #622071] colonialone: disk 'sdd' failed |
Date: |
Wed, 06 Oct 2010 15:21:48 -0400 |
Hi,
On Wed, Oct 06, 2010 at 03:05:04PM -0400, Peter Olson via RT wrote:
> > [beuc - Wed Oct 06 14:46:46 2010]:
> >
> > Hi,
> >
> > Disk 'sdd' is not available anymore at colonialone.
> >
> > Smartmontools detected an issue, and mdadm removed it from the RAID
> > array.
> >
> > Can you investigate and possibly replace the failed disk?
> >
> > Btw, did you receive the failure notifications?
> >
> > Thanks,
>
> We took the failed disk out of the RAID array because it appears to be a hard
> failure rather than a
> glitch (all partitions containing the disk degraded at the same time).
>
> The array contained 4 members and now contains 3 members, all in service. We
> expect to replace it when
> we next make a trip to the colo.
>
> colonialone:~# cat /proc/mdstat
> Personalities : [raid1]
> md3 : active raid1 sda6[0] sdb6[2] sdc6[1]
> 955128384 blocks [3/3] [UUU]
>
> md2 : active raid1 sda5[0] sdb5[2] sdc5[1]
> 19534976 blocks [3/3] [UUU]
>
> md1 : active raid1 sda2[0] sdb2[2] sdc2[1]
> 2000000 blocks [3/3] [UUU]
>
> md0 : active raid1 sda1[0] sdb1[2] sdc1[1]
> 96256 blocks [3/3] [UUU]
>
> unused devices: <none>
I'm worried that 'dmesg' shows lots of ext3 errors.
How can a failed disk in a RAID1x4 array cause *filesystem*-level
errors?
Do we need a fsck or something?
--
Sylvain