Re: raid5: Disk failure on sdm, disabling device

["David M. Strang" <dstrang@shellpower.net>]

----- Original Message ----- 
From: Michael Tokarev
To: David M. Strang
Cc: Linux RAID
Sent: Wednesday, August 31, 2005 5:29 PM
Subject: Re: raid5: Disk failure on sdm, disabling device

Michael Tokarev wrote:
> David M. Strang wrote:
> []
>
> > Is there something a little deeper to this error message?
> >
> > Aug 31 04:48:15 abyss kernel: scsi2 (12:0): rejecting I/O to offline 
> > device
> > Aug 31 04:48:15 abyss kernel: raid5: Disk failure on sdm, disabling 
> > device.
>
> If you reread my message, I hope you will find a bit of clue:
>
>   echo y > /sys/block/sdm/device/delete
> (or something like that anyway.)
>
> That's needed for exactly this purpose: to remove a device which is
> marked 'offline' in the kernel somewhere - to be able to re-add it
> later - either with this script or just doing that magic add-single-device
> command manually.

I should have listened sooner; I wasn't able to follow the paths in the 
re-add command, so I didn't do the delete.

I did the delete (the above syntax is correct) -- ran the rescan script, it 
added it back - and the device is accessable again.

Thank you Michael & Forrest.

-- David