linux-kernel - Re: SATA exceptions with 2.6.20-rc5

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Message-Id: <200701221332.52228.chunkeey@web.de>
Date:	Mon, 22 Jan 2007 13:32:51 +0100
From:	Chr <chunkeey@....de>
To:	Tejun Heo <htejun@...il.com>
Cc:	Björn Steinbrink <B.Steinbrink@....de>,
	Robert Hancock <hancockr@...w.ca>,
	Jeff Garzik <jeff@...zik.org>,
	Alistair John Strachan <s0348365@....ed.ac.uk>,
	linux-kernel@...r.kernel.org, jens.axboe@...cle.com,
	lwalton@...l.com, chunkeey@....de
Subject: Re: SATA exceptions with 2.6.20-rc5

On Monday, 22. January 2007 03:39, Tejun Heo wrote:
> Hello,
> 
> Chr wrote:
> > Ok, you won't believe this... I opened my case and rewired my drives... 
> > And guess what, my second (aka the "good") HDD is now failing! 
> > I guess, my mainboard has a (but maybe two, or three :( ) "bad" sata-port(s)!  
> 
> Or, you have power related problem.  Try to rewire the power lines or 
> connect harddrives to a separate powersupply.  It's often useful to 
> change one component at a time and watch which change the problem 
> follows.  Anyways, you seem to be suffering transmission failures, not a 
> driver problem.
> 
> Thanks.
> 

Yes and no, it's probably not a power problem, I've tried another
PSU with the same result :( . Futhermore, the RAID0 setup makes
it impossible to try only one drive alone :(. 

Anyway,the WD2500KS is known to have some strange bugs in the FW.
e.g.: It reports 255°C right after a cold start. 
( http://www.bugtrack.almico.com/view.php?id=468 ).

Thanks,
	Chr.
 
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