From: Andrea Arcangeli <andrea@suse.de>
To: Andrew Morton <akpm@zip.com.au>
Cc: Florian Lohoff <flo@rfc822.org>, linux-kernel@vger.kernel.org
Subject: Re: [CRASH] gdth / __block_prepare_write: zeroing uptodate buffer! / NMI Watchdog detected LOCKUP
Date: Tue, 26 Feb 2002 20:31:13 +0100 [thread overview]
Message-ID: <20020226203113.Z4036@inspiron.school.suse.de> (raw)
In-Reply-To: <20020226184043.GA10420@paradigm.rfc822.org> <3C7BDC57.A835D657@zip.com.au>
In-Reply-To: <3C7BDC57.A835D657@zip.com.au>
On Tue, Feb 26, 2002 at 11:04:55AM -0800, Andrew Morton wrote:
> Florian Lohoff wrote:
> >
> > Hi,
> > i have been looking for deadlocks we are experiencing on a couple of
> > SMP machines (Dual Celeron and Dual PIII). After a night stressing a
> > spare machine with dbench/bonnie++/tcpspray the machine locked up 30
> > minutes after i killed the test. The last messages on the console were:
> >
> > __block_prepare_write: zeroing uptodate buffer!
>
> Yup. This happens when the disk fills up. Andrea and I were
> discussing it over the weekend. There's a new patch in the -aa
> kernels which doesn't quite fix it :(
I think it basically does, see the other email for why I think so.
> Bottom line: I don't know why you got a SCSI error, and the lockup
> is possibly a bug in the scsi layer.
agreed (just like said in the other email :).
Andrea
next prev parent reply other threads:[~2002-02-26 19:33 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-26 18:40 Florian Lohoff
2002-02-26 19:04 ` Andrew Morton
2002-02-26 19:16 ` Florian Lohoff
2002-02-26 19:20 ` Andrew Morton
2002-02-26 19:32 ` Andrea Arcangeli
2002-02-27 3:27 ` T. A.
2002-02-27 9:36 ` Florian Lohoff
2002-02-26 19:31 ` Andrea Arcangeli [this message]
2002-02-26 19:27 ` Andrea Arcangeli
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