From: Pavel Machek <pavel@suse.cz>
To: Dan Hollis <goemon@anime.net>
Cc: Jussi Laako <jlaako@pp.htv.fi>, linux-kernel@vger.kernel.org
Subject: CRC loop method (was Re: ReiserFS / 2.4.6 / Data Corruption)
Date: Sun, 5 Aug 2001 22:19:37 +0000 [thread overview]
Message-ID: <20010805221937.A78@toy.ucw.cz> (raw)
In-Reply-To: <3B672C6B.9AC418B0@pp.htv.fi> <Pine.LNX.4.30.0107311526360.13810-100000@anime.net>
In-Reply-To: <Pine.LNX.4.30.0107311526360.13810-100000@anime.net>; from goemon@anime.net on Tue, Jul 31, 2001 at 03:32:39PM -0700
Hi!
> > I'd be very happy with full data journalling even with 50% performance
> > penalty... There are applications that require extreme data integrity all
> > times no matter what happens.
>
> How about an idea I proposed a while back, 'integrity loopback'?
>
> A loopback device which writes a CRC with each block and checks the CRC
> when read back.
I have written that. Do you want a copy?
--
Philips Velo 1: 1"x4"x8", 300gram, 60, 12MB, 40bogomips, linux, mutt,
details at http://atrey.karlin.mff.cuni.cz/~pavel/velo/index.html.
next prev parent reply other threads:[~2001-08-07 22:32 UTC|newest]
Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-07-18 4:14 ReiserFS / 2.4.6 / Data Corruption Sam Thompson
2001-07-18 5:18 ` Steve Kieu
2001-07-18 16:22 ` Erik Mouw
2001-07-19 2:02 ` Steve Kieu
2001-07-19 13:28 ` Hans Reiser
2001-07-19 15:50 ` Erik Mouw
2001-07-27 12:52 ` bvermeul
2001-07-27 12:55 ` Hans Reiser
2001-07-27 13:24 ` bvermeul
2001-07-27 14:18 ` Joshua Schmidlkofer
2001-07-27 14:55 ` Hans Reiser
2001-07-27 15:02 ` Chris Wedgwood
2001-07-27 16:06 ` Henning P. Schmiedehausen
2001-07-27 22:02 ` Luigi Genoni
2001-07-28 13:45 ` Matthew Gardiner
2001-07-28 16:15 ` Hans Reiser
2001-07-28 16:45 ` Marcus Meissner
2001-07-28 16:45 ` Christoph Hellwig
2001-07-29 10:19 ` Matthew Gardiner
2001-07-29 11:04 ` Chris Wedgwood
2001-07-30 10:08 ` Hans Reiser
2001-07-30 19:06 ` Christoph Hellwig
2001-07-30 20:30 ` Hans Reiser
2001-07-30 20:49 ` Christoph Hellwig
2001-07-30 21:05 ` Hans Reiser
2001-07-30 21:29 ` Christoph Hellwig
2001-07-30 21:44 ` Hans Reiser
2001-07-30 21:48 ` Hans Reiser
2001-07-30 21:57 ` Chris Wedgwood
2001-07-30 21:58 ` Christoph Hellwig
2001-07-31 7:45 ` Henning P. Schmiedehausen
2001-07-31 9:55 ` Hans Reiser
2001-07-31 10:24 ` Arjan van de Ven
2001-07-31 10:24 ` Anders Eriksson
2001-07-31 10:32 ` Chris Wedgwood
2001-07-31 17:01 ` [OT] " J Sloan
2001-07-30 21:59 ` Rik van Riel
2001-07-30 22:34 ` Hans Reiser
2001-07-31 11:34 ` David Weinehall
2001-07-31 12:22 ` ReiserFS / 2.4.6 / Data Corruption (patch to cause redhat to unmount reiserfs on halt included) Hans Reiser
2001-07-31 12:37 ` Christoph Hellwig
2001-07-31 13:12 ` Hans Reiser
2001-07-30 22:41 ` ReiserFS / 2.4.6 / Data Corruption Kip Macy
2001-07-30 22:50 ` Christoph Hellwig
2001-07-30 21:13 ` Hans Reiser
2001-07-30 21:21 ` Hans Reiser
2001-07-30 21:49 ` Christoph Hellwig
2001-07-31 2:34 ` Andrew Morton
2001-07-30 22:04 ` Rik van Riel
2001-07-30 22:36 ` Hans Reiser
2001-07-30 22:53 ` Rik van Riel
2001-07-30 23:12 ` Hans Reiser
2001-07-31 10:32 ` Chris Wedgwood
2001-07-31 10:59 ` Hans Reiser
2001-07-31 11:42 ` Chris Wedgwood
2001-07-31 13:41 ` Chris Mason
2001-07-31 15:15 ` Chris Wedgwood
2001-07-31 15:58 ` Chris Mason
2001-07-31 15:22 ` Hans Reiser
2001-07-31 15:49 ` Chris Mason
2001-07-31 22:08 ` Jussi Laako
2001-07-31 22:32 ` Dan Hollis
2001-07-31 23:45 ` Chris Wedgwood
2001-08-05 22:19 ` Pavel Machek [this message]
2001-08-01 16:23 ` Andreas Dilger
2001-08-02 13:44 ` Pavel Machek
2001-07-27 15:06 ` Daniel Phillips
2001-07-27 15:33 ` Hans Reiser
2001-07-27 16:30 ` Daniel Phillips
2001-07-27 16:49 ` Early Flush Hans Reiser
2001-07-27 15:07 ` ReiserFS / 2.4.6 / Data Corruption Chris Wedgwood
2001-07-27 16:39 ` Andrew Morton
2001-07-27 16:57 ` Hans Reiser
2001-07-27 17:28 ` Andrew Morton
2001-07-27 17:45 ` Hans Reiser
2001-07-27 17:10 ` Steve Lord
2001-07-27 14:48 ` Hans Reiser
2001-07-27 15:04 ` bvermeul
2001-07-27 15:38 ` Hans Reiser
2001-07-27 17:29 ` Eric W. Biederman
2001-07-27 18:47 ` bvermeul
2001-07-27 19:22 ` Hans Reiser
2001-07-28 6:19 ` bvermeul
2001-07-28 7:39 ` Hans Reiser
2001-07-27 19:30 ` Jussi Laako
2001-07-28 6:21 ` bvermeul
2001-07-27 21:49 ` Daniel Phillips
2001-07-27 20:49 ` Lehmann
2001-07-28 14:13 ` Matthew Gardiner
2001-07-28 14:40 ` bvermeul
2001-07-18 9:42 ` Hans Reiser
[not found] ` <3B5579E7.5090107@namesys.com>
2001-07-18 16:26 ` Sam Thompson
2001-07-18 16:34 ` Hans Reiser
2001-07-18 13:09 ` Andre Pang
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