Re: Random shutdown of disks using sata_mv

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On Tue, Dec 1, 2009 at 2:15 PM, Caspar Smit <c.smit@xxxxxxxxxx> wrote:
>
>
> Hi,
>
> I'm having a problem where in random one of my disks shuts
> down and is disconnected from the linux kernel. In other words I have to
> reboot the system or physically unplug/replug the disk to get it to work
> again.
>
> I will provide my configuration:
>
> SuperMicro
> SC-216 chassis (24 bay 2,5" disks)
> 24x Seagate ST9500420AS 500Gb
> 7200 RPM Hard Drives
> 3x SuperMicro AOC-SAT2-MV8 (SATA Controller
> using the sata_mv kernel driver)
>
> I use Debian Lenny 5.0 and
> kernel: linux-image-2.6.30-bpo.2-amd64
> (2.6.30-8~bpo50+1) from the
> backports repository.
>
> The symptom is that after a while of
> operation a disk is shut down and kicked out of a RAID set. It doesn't
> matter if there is load or not on the system.
>
> The logging
> says:
>
> sd 11:0:0:0: [sdk] Unhandled error code
> sd 11:0:0:0:
> Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
> sd 11:0:0:0:
> end_request: I/O error, dev sdk, sector 0
This part of the log doesn't show any message from the libata nor the
sata_mv drivers.
can you send the whole system log?
>
> In this case sdk,
> but it happens to all disks.
> Then the disk is not readable by the
> system anymore.
>
> When I check the disk for errors
> (badblocks/smart) in another system it doesn't give any errors.
> I
> only have this with 2,5" systems.
>
> Is this a sata_mv
> problem? A disk problem? or anything else?
> I can provide more info if
> needed.
>
> Kind regards,
> Caspar Smit
>
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