RE: [cobalt-users] [Active Monitor] RAID Error detected!

[Gerald Waugh <gwaugh@xxxxxxxxxxxxxxxxxxxxxxx>]

On Wed, 11 Sep 2002, Richard Sidlin (Help Plc) wrote:

> > -----Original Message-----
> > From: cobalt-users-admin@xxxxxxxxxxxxxxx
> > [mailto:cobalt-users-admin@xxxxxxxxxxxxxxx]On Behalf Of Oleg Volkov
> > Sent: 11 September 2002 08:09
> > To: cobalt-users@xxxxxxxxxxxxxxx
> > Subject: Re: [cobalt-users] [Active Monitor] RAID Error detected!
> >
> >
> > On Wednesday 11 September 2002 09:13, Richard Sidlin wrote:
> > > Can anyone tell me which disk this refers to please (4R)?
> > >
> > > Warning: RAID device <md4> has a dead partition!
> > >
> > > [/proc/mdstat]
> > >   Personalities : [linear] [raid0] [raid1] [raid5] [translucent]
> > >   read_ahead 1024 sectors
> > >   md1 : active raid1 hdc1[0] hda1[1] 768000 blocks [2/2] [UU]
> > >   md3 : active raid1 hdc3[0] hda3[1] 205056 blocks [2/2] [UU]
> > >   md4 : active raid1 hdc4[0](F) hda4[1] 28181056 blocks [2/1] [_U]
> > >   md6 : active raid1 hdc6[0] hda6[1] 131456 blocks [2/2] [UU]
> > >   unused devices: <none>
> > >
> > > Richard
> >
> > Walk through /var/log/messages, /var/log/kernel
> > to see massages about PHYSICAL problem with disk.
> >
> > If you have physical problem you should think
> > about replacing disk.
> >
> > In case of some "sofware" faults, you can connect faulted
> > partition back by command:
> > # raidhotadd /dev/md4 /dev/hdc4
> > (according data you've sent)
> >
> > --
> > Oleg Volkov
> >
> This is what is in /var/log/kernel:
>
> Sep 11 05:18:17 ns kernel: hdc: dma_intr: status=0x51 { DriveReady
> SeekComplete Error }
> Sep 11 05:18:17 ns kernel: hdc: dma_intr: error=0x40 { UncorrectableError },
> LBAsect=6053773, sector=3782700
> Sep 11 05:18:17 ns kernel: end_request: I/O error, dev 16:04 (hdc), sector
> 3782700
> Sep 11 05:18:17 ns kernel: raid1: Disk failure on hdc4, disabling device.
> Sep 11 05:18:17 ns kernel:        Operation continuing on 1 device(s)
> Sep 11 05:18:17 ns kernel: raid1: md4: rescheduling block 1891350
> Sep 11 05:18:19 ns kernel: md: recovery thread got woken up ...
> Sep 11 05:18:20 ns kernel: md: recovery thread finished ...
> Sep 11 05:18:20 ns kernel: dirty sb detected, updating.
> Sep 11 05:18:20 ns kernel: md: updating md4 RAID superblock on device
> Sep 11 05:18:20 ns kernel: (skipping faulty hdc4 )
> Sep 11 05:18:20 ns kernel: hda4 [events: 000000bb](write) hda4's sb offset:
> 28181056
> Sep 11 05:18:20 ns kernel: .
> Sep 11 05:18:20 ns kernel: raid1: md4: redirecting sector 1891350 to another
> mirror
>
> I will change the hard drive but which one is faulty please?
>

> Sep 11 05:18:17 ns kernel: raid1: Disk failure on hdc4, disabling
device.

Looks like hdc
I thought earlier it was hda, guess I read the md status wrong
Sorry about that

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