From: William Lee Irwin III <wli@holomorphy.com>
To: Andrew Morton <akpm@osdl.org>
Cc: Stefan Foerster <stefan@stefan-foerster.de>,
linux-kernel@vger.kernel.org
Subject: Re: Very bad interactivity with 2.6.0 and SCSI disks (aic7xxx)
Date: Sun, 17 Aug 2003 19:31:07 -0700 [thread overview]
Message-ID: <20030818023107.GU32488@holomorphy.com> (raw)
In-Reply-To: <20030817192103.798994d8.akpm@osdl.org>
Stefan Foerster <stefan@stefan-foerster.de> wrote:
>> But as soon as I do a
>> while true; do dd if=/dev/zero of=test bs=1024 count=1048576 ; rm test
>> ; done
>> on my SCSI disk, the system becomes completely unusuable after a few
>> seconds.
On Sun, Aug 17, 2003 at 07:21:03PM -0700, Andrew Morton wrote:
> I've been running an aic7xx-based desktop on 2.5/2.6 for ages, no
> such problems.
> A kernel profile would be needed to diagnose this. You could use
> readprofile, but as it may be an interrupt problem, the NMI-based oprofile
> output would be better.
39160 here, also no such issue.
-- wli
next prev parent reply other threads:[~2003-08-18 2:30 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-18 1:32 Very bad interactivity with 2.6.0 and SCSI disks (aic7xxx) Stefan Foerster
2003-08-18 2:21 ` Andrew Morton
2003-08-18 2:31 ` William Lee Irwin III [this message]
2003-08-18 5:48 ` Stefan Foerster
2003-08-18 6:03 ` Andrew Morton
2003-08-19 5:43 ` Stefan Foerster
2003-08-19 5:54 ` Nick Piggin
2003-08-18 19:04 ` Justin T. Gibbs
2003-08-18 19:49 ` Stefan Foerster
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