From: Daniel Pittman <daniel@rimspace.net>
To: linux-raid@vger.kernel.org
Subject: Re: mapping ataXX.YY to a /dev/sdX
Date: Wed, 07 Jul 2010 22:02:16 +1000 [thread overview]
Message-ID: <87wrt7ijp3.fsf@rimspace.net> (raw)
In-Reply-To: alpine.DEB.1.10.1007070810540.23489@uplift.swm.pp.se
Mikael Abrahamsson <swmike@swm.pp.se> writes:
> I have some spurious timeouts (but without md kicking the drive) on an
> WD20EADS. I believe this drive is actually defective and would like to swap
> it.
>
> Looking at dmesg etc, I don't see an exact mapping between /dev/sdX and the
> ataXX.YY semantics. I can guess with high probability which drive this is, but
> I don't know for sure and I don't want to fail the wrong drive.
>
> Anybody know a sure way to find this mapping out? Been looking in /sys etc,
> but no go so far...
No. OTOH, the poor sysadmins version of the "disk identification light" is:
sudo dd if=/dev/sdFAIL of=/dev/null
...plus a pair of eyes. FWIW.
Daniel
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next prev parent reply other threads:[~2010-07-07 12:02 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-07 6:14 mapping ataXX.YY to a /dev/sdX Mikael Abrahamsson
2010-07-07 12:02 ` Daniel Pittman [this message]
2010-07-07 15:51 ` Mikael Abrahamsson
2010-07-08 10:05 ` Tim Small
2010-07-08 10:26 ` Mikael Abrahamsson
2010-07-08 10:26 ` Mikael Abrahamsson
2010-07-08 10:44 ` Robin Hill
2010-07-08 11:05 ` Mikael Abrahamsson
2010-07-08 21:26 ` Janek Kozicki
2010-07-08 21:53 ` Mikael Abrahamsson
2010-07-10 4:42 ` Brad Campbell
2010-07-10 7:05 ` Rudy Zijlstra
2010-07-10 11:45 ` Anssi Hannula
2010-07-10 19:23 ` Jeff Garzik
2010-07-10 23:49 ` Rudy Zijlstra
2010-07-11 19:01 ` Jérôme Poulin
2010-07-11 19:01 ` Jérôme Poulin
2010-07-14 19:05 ` Jim Paris
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