From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: ata error
Date: Fri, 25 Jul 2008 19:56:18 +0100
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To: Stoyan Gaydarov <stoyboyker@gmail.com>
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> > [ 1078.735322] ata3.00: configured for UDMA/133
> > [ 1078.735336] ata3: EH complete
> > [ 1078.766066] sd 2:0:0:0: [sda] 976773168 512-byte hardware sectors (500108 MB)

We timed out, reset the drive and it came back.
> > [ 1078.766442] sd 2:0:0:0: [sda] Write Protect is off
> > [ 1078.766448] sd 2:0:0:0: [sda] Mode Sense: 00 3a 00 00
> > [ 1078.766957] sd 2:0:0:0: [sda] Write cache: enabled, read cache:
> > enabled, doesn't support DPO or FUA
> > [ 1107.310768] [drm] Loading R300 Microcode

I notice there is a drm Loading R300 Microcode logged just before each
drive failure. That seems very suspicious to me. Does it ever occur if
you are not in X ?