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From: Thomas Mueller <thomas@chaschperli.ch>
To: linux-scsi@vger.kernel.org
Subject: Re: aacraid: SCSI bus appears hung
Date: Fri, 20 Mar 2009 17:54:47 +0000 (UTC)	[thread overview]
Message-ID: <gq0l97$e51$2@ger.gmane.org> (raw)
In-Reply-To: 1237563778.12008.65.camel@localhost.localdomain

Hi James 

>> 
>> sometimes this is only "resolveable" by rebooting the host.
>> 
>> same problem on 2 other servers with nearly identical hardware.
>> 
>> is this expected on an disk failure event?
>> 
>> maybe i should try the vanilla 2.6.28.x kernel?
> 
> Part of the problem seems to be the way the aacraid firmware is reacting
> to disk failures.  It's possible it might recovery faster with a newer
> kernel (I seem to remember seeing "hit it with a bigger hammer" type
> patches going into that).  However, your basic problem of running RAID
> on unreliable disks will still remain.
> 

ok, i think i get the point about "unreliable disks" and the Time-Limited 
Error Recovery in RE3 WD disks. damn, i just looked at "enterprise" and 
2,5". 

thanks.

- Thomas


  reply	other threads:[~2009-03-20 17:55 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-20 14:31 aacraid: SCSI bus appears hung Thomas Mueller
2009-03-20 15:42 ` James Bottomley
2009-03-20 17:54   ` Thomas Mueller [this message]
2009-03-26 11:56 ` Thomas Mueller

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