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Message-ID: <473B36D7.8000205@rtr.ca>
Date: Wed, 14 Nov 2007 12:56:39 -0500
From: Mark Lord <liml@....ca>
To: "Morrison, Tom" <tmorrison@...irix.com>
Cc: Jeff Garzik <jeff@...zik.org>, linux-ide@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: 2.6.23.1 - sata_mv (7042) hang with large file operations
Morrison, Tom wrote:
> All,
>
> I apologize if this has been discussed - but I haven't been
> able to find exactly what I am looking for in the discussions
> the last few weeks...
>
> I am running Linux 2.6.23.1 and have a 7042 SATA driver running
> (that seems to run very well) - it has the fixes talked about
> between Jeff & Olaf (mv_sg_fill changes)....
>
> The problem comes ONLY when I am doing large file operations
> (e.g.: just copying a file) to/from the SATA drives behind
> the subject line 7042....it just hangs after about 10-15
> seconds into the copy...
>
> How large a file causes the hang - you ask - well, somewhere
> between 100Meg & 500Meg...
>
> In all other respects - this driver seems to be working...
>
> Is there a known problem - or do I need to describe in more
> detail?
>
> Thanks in advance for any / all ideas / questions /...etc
..
Can you give me exact details of how to set up and reproduce this?
-- Kernel version
-- number/config/model of drives
-- exact command line sequence to cause the failure
Thanks
-
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