linux-kernel - Re: translated ATA stat/err 0x51/0c to ... PDC20376 (FastTrak 376) related cold freezes

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Date:	Mon, 28 Aug 2006 01:18:13 +0900
From:	Tejun Heo <htejun@...il.com>
To:	Soeren Sonnenburg <kernel@....de>
CC:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: translated ATA stat/err 0x51/0c to ... PDC20376 (FastTrak 376)
 related cold freezes

Soeren Sonnenburg wrote:
> On Sun, 2006-08-27 at 18:37 +0900, Tejun Heo wrote:
>> Soeren Sonnenburg wrote:
>>> Dear all,
>>>
>>> I just upgraded to using 2 sata disks (both seagate drives
>>> ST3400832AS and ST3750640AS) on this asus a7v8x on-board promise fastrak
>>> 376 (PDC20376) controller. However, as soon as I do a lot of io (cp some
>>> G of files) I get swamped in 
>>>
>>> ata1: translated ATA stat/err 0x51/0c to SCSI SK/ASC/ASCQ 0xb/00/00
>>> ata1: status=0x51 { DriveReady SeekComplete Error }
>>> ata1: error=0x0c { DriveStatusError }
>>> ata2: translated ATA stat/err 0x51/0c to SCSI SK/ASC/ASCQ 0xb/00/00
>>> ata2: status=0x51 { DriveReady SeekComplete Error }
>>> ata2: error=0x0c { DriveStatusError }
>>> ...
>> Is the system usable after these messages?
> 
> Yes, however I got cold freezes from (time to time) after a while...

I see.  your drive is reporting error for some reason and libata is 
failing to recover.

>>> messages. For that it is enough to do it on a single drive or copy from
>>> drive to drive. This is on kernel 2.6.17.4, but I remember (when I was
>>> still using a single drive) this very same output to happen on 2.6.15.
>>>
>>> Can anyone translate these dubious error messages to me ?
>>>
>>> Here are more details about the system:
>>>
>>> - the sata_promise driver version 1.04 is used
>> Can you give a shot at 2.6.18-rc4?
> 
> I will, though I don't see much changes in that driver...

Ah.. right.  sata_promise isn't converted to new EH yet.  There's no 
reason to try -rc4.  Please stand by.

Thanks.

-- 
tejun
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