From: Tejun Heo <htejun@gmail.com>
To: Jim Paris <jim@jtan.com>
Cc: Simon Kirby <sim@netnation.com>, Jeff Garzik <jgarzik@pobox.com>,
linux-ide@vger.kernel.org
Subject: Re: Data corruption with sata_sil (Sil 3112)
Date: Sat, 05 May 2007 17:34:20 +0200 [thread overview]
Message-ID: <463CA3FC.3090906@gmail.com> (raw)
In-Reply-To: <20070505024004.GA17765@jim.sh>
Hello, Simon, Jim.
Jim Paris wrote:
>> I've been having problems with Sil 3112 cards I purchased for additional
>> SATA ports resulting in read data corruption, about 3-5 instances over
>> 2 GB of data, 100% reproducible.
> ..
>> I just rebuilt the entire box with the remains of another (went from
>> A7V8X (VIA) to A7N8X (NVidia), new CPU, new RAM, new power supply),
>> thinking the problem was related to the motherboard. The issue followed
>> to the new box.
>
> Have you tried different disks? I recently spent a long time trying
> to track down the same sort of problem and it ended up being a bad
> HD (not a media failure, so SMART didn't report it).
Hmm... that's interesting.
>> This new motherboard has an onboard Sil 3112 as well. The old onboard
>> was VIA SATA, which did not corrupt anything. The Sil 3112 onboard now
>> does too.
>
> Maybe the VIA controller was only 1.5 Gbps and your 3112 controllers
> are running at 3.0 Gbps? Some drives have a jumper that lets you
> limit their operation to 1.5, which you could try.
3112 doesn't to 3.0 Gbps and SATA auto-negotiates transfer speed when
PHY goes online. The jumper helps detection on some dump controllers
but shouldn't cause data corruption.
>> Scipt used to md5sum to find corruption:
>>
>> find $* -type f -print0 | sort -z | xargs -0 md5sum
>
> Can you figure out the nature of the corruption? Flipped bit, entire
> blocks corrupted, etc? Maybe make two big identical files and use
> "cmp -l" to see how they read differently.
Yeap, please.
--
tejun
prev parent reply other threads:[~2007-05-05 15:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-04 8:59 Data corruption with sata_sil (Sil 3112) Simon Kirby
2007-05-05 2:40 ` Jim Paris
2007-05-05 15:34 ` Tejun Heo [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=463CA3FC.3090906@gmail.com \
--to=htejun@gmail.com \
--cc=jgarzik@pobox.com \
--cc=jim@jtan.com \
--cc=linux-ide@vger.kernel.org \
--cc=sim@netnation.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).