linux-kernel - Re: Link to sata drives fail randomly

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Message-ID: <49F22D49.6000806@garzik.org>
Date:	Fri, 24 Apr 2009 17:21:13 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	LCID Fire <lcid-fire@....net>
CC:	linux-kernel@...r.kernel.org
Subject: Re: Link to sata drives fail randomly

LCID Fire wrote:
> First of - I have a Asus P5K WS where I'm running (or actually trying) a 
> raid10 based on 4 sata drives. All drives are connected to esata slot 
> panels which connect to the mainboard ports.
> The problem I'm encountering is the links to random drives fail every 
> week or so.
> The strange thing is - the link is often failing for 2 drives at a time 
> - which is the best when running a raid10 *sarcasm*
> The drives are WD, Samsung and Hitachi - so I think some specific driver 
> failure can be ruled out.
> I attached the dmesg - perhaps someone could tell me which component is 
> responsible for my drives losing their link.

Looks like a flaky cable, or bad connector.

	Jeff



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