From: Jan Niehusmann <jan@gondor.com>
To: "Udo A. Steinberg" <sorisor@Hell.WH8.TU-Dresden.De>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: Trashing ext2 with hdparm
Date: Wed, 6 Dec 2000 18:40:46 +0100 [thread overview]
Message-ID: <20001206184046.A975@gondor.com> (raw)
In-Reply-To: <3A2E767B.D74B24B5@Hell.WH8.TU-Dresden.De>
In-Reply-To: <3A2E767B.D74B24B5@Hell.WH8.TU-Dresden.De>; from sorisor@Hell.WH8.TU-Dresden.De on Wed, Dec 06, 2000 at 06:25:15PM +0100
On Wed, Dec 06, 2000 at 06:25:15PM +0100, Udo A. Steinberg wrote:
> hdparm -tT /dev/hdb1 does the trick here.
>
> After that, several files are corrupted, such as /etc/mtab.
> Reboot+fsck fixes the problem, however e2fsck never finds
> any errors in the fs on disk.
I'm currently trying to isolate a bug that is triggered by invalidate_buffers
and leads to in-memory filesystem corruption.
As hdparm -tT AFAIK calls invalidate_buffers (through BLKFLSBUF),
this may be related.
Jan
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next prev parent reply other threads:[~2000-12-06 18:11 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-12-06 17:25 Trashing ext2 with hdparm Udo A. Steinberg
2000-12-06 17:40 ` Jan Niehusmann [this message]
2000-12-06 18:49 ` Byron Stanoszek
2000-12-06 19:41 ` Andre Hedrick
2000-12-06 19:49 ` Jan Niehusmann
2000-12-06 19:52 ` Udo A. Steinberg
2000-12-06 19:56 ` Andre Hedrick
2000-12-06 20:04 ` H. Peter Anvin
2000-12-06 20:23 ` Chris Meadors
2000-12-06 22:09 ` H. Peter Anvin
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