From: Tejun Heo <htejun@gmail.com>
To: Florian Effenberger <florian@effenberger.org>
Cc: jgarzik@pobox.com, linux-ide@vger.kernel.org
Subject: Re: libata interface fatal error
Date: Thu, 24 May 2007 16:53:02 +0200 [thread overview]
Message-ID: <4655A6CE.2010300@gmail.com> (raw)
In-Reply-To: <4655A588.40500@effenberger.org>
Florian Effenberger wrote:
> Hi,
>
>> Data integrity wise there should be no problem but your error rate is
>> pretty high and eventually will make libata turn off NCQ and/or speed
>> down PHY speed.
>
> switching ports is not easy. Both on-board SATA controllers are being
> used, and the error seems to occur on all ports.
Hmmmm...
>> Yeap, your data is safe. With timeouts, data transfer speed can be much
>> lower tho. It definitely seems something is wrong with your hardware
>> setup.
>
> I will try to use another test disk. Right now we use different models
> of Western Digital "RAID edition".
>
> Any other debug information I could gather?
If you let the system run, libata will turn off NCQ and/or lower PHY
speed to 1.5Gbps. Do errors disappear after that happens?
--
tejun
next prev parent reply other threads:[~2007-05-24 14:53 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-24 13:25 libata interface fatal error Florian Effenberger
2007-05-24 13:45 ` Tejun Heo
2007-05-24 14:08 ` Florian Effenberger
2007-05-24 14:21 ` Tejun Heo
2007-05-24 14:47 ` Florian Effenberger
2007-05-24 14:53 ` Tejun Heo [this message]
2007-05-24 15:28 ` Florian Effenberger
2007-05-24 14:55 ` Greg Freemyer
2007-05-24 14:59 ` Tejun Heo
2007-05-24 15:00 ` Florian Effenberger
-- strict thread matches above, loose matches on Subject: below --
2007-05-26 9:43 Florian Effenberger
2007-05-29 9:16 ` Tejun Heo
2007-05-29 14:16 ` Florian Effenberger
2007-06-06 21:23 ` Florian Effenberger
2007-06-07 9:50 ` Tejun Heo
2007-06-07 14:08 ` Florian Effenberger
2007-06-13 10:37 ` Florian Effenberger
2007-06-14 9:43 ` Tejun Heo
2007-06-14 11:12 ` Florian Effenberger
2007-06-14 12:25 ` Tejun Heo
2007-06-14 15:12 ` Florian Effenberger
2007-06-18 3:10 ` Tejun Heo
2007-06-18 6:08 ` Tomi Orava
2007-06-18 6:28 ` Tejun Heo
2007-06-18 10:38 ` Florian Effenberger
2007-06-18 10:44 ` Tejun Heo
2007-06-16 10:23 ` Florian Effenberger
2007-06-18 3:13 ` Tejun Heo
2007-06-18 10:44 ` Florian Effenberger
2007-06-18 10:56 ` Tejun Heo
2007-06-18 11:28 ` Florian Effenberger
2007-06-18 11:30 ` Tejun Heo
2007-06-18 11:32 ` Florian Effenberger
2007-06-24 11:32 ` Florian Effenberger
2007-06-25 2:49 ` Tejun Heo
2007-06-25 8:47 ` Florian Effenberger
2007-06-18 7:05 Mikael Pettersson
2007-06-18 7:13 ` Tejun Heo
2007-06-18 10:47 ` Florian Effenberger
2007-06-18 17:14 ` Ansgar Knappheide
2007-06-18 18:54 ` Tomi Orava
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