From: Andreas Dilger <adilger@clusterfs.com>
To: linux-kernel@vger.kernel.org
Subject: Re: [ANNOUNCE] Ext3 vs Reiserfs benchmarks
Date: Fri, 19 Jul 2002 10:39:07 -0600 [thread overview]
Message-ID: <20020719163907.GD10315@clusterfs.com> (raw)
In-Reply-To: <20020719102906.A5131@krusty.dt.e-technik.uni-dortmund.de>
On Jul 19, 2002 10:29 +0200, Matthias Andree wrote:
> What kernel version is necessary to achieve this on production kernels
> (i. e. 2.4)?
>
> Does "consistent" mean "fsck proof"?
>
> Here's what I tried, on Linux-2.4.19-pre10-ac3 (IIRC) (ext3fs):
>
> (from memory, history not available, different machine):
> lvcreate --snapshot snap /dev/vg0/home
> e2fsck -f /dev/vg0/snap
> dump -0 ...
>
> It reported zero dtime for one file and two bitmap differences.
That is because one critical piece is missing from 2.4, the VFS lock
patch. It is part of the LVM sources at sistina.com. Chris Mason has
been trying to get it in, but it is delayed until 2.4.19 is out.
> dump did not complain however, and given what e2fsck had to complain,
> I'd happily force mount such a file system when just a deletion has not
> completed.
You cannot mount a dirty ext3 filesystem from read-only media.
Cheers, Andreas
--
Andreas Dilger
http://www-mddsp.enel.ucalgary.ca/People/adilger/
http://sourceforge.net/projects/ext2resize/
next prev parent reply other threads:[~2002-07-19 16:37 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-07-12 16:21 [ANNOUNCE] Ext3 vs Reiserfs benchmarks Dax Kelson
2002-07-12 17:05 ` Andreas Dilger
2002-07-12 17:26 ` kwijibo
2002-07-12 17:36 ` Andreas Dilger
2002-07-12 20:34 ` Chris Mason
2002-07-13 4:44 ` Daniel Phillips
2002-07-14 20:40 ` Dax Kelson
2002-07-15 8:26 ` Sam Vilain
2002-07-15 12:30 ` Alan Cox
2002-07-15 12:02 ` Sam Vilain
2002-07-15 13:23 ` Alan Cox
2002-07-15 13:40 ` Chris Mason
2002-07-15 19:40 ` Andrew Morton
2002-07-15 15:12 ` Andrea Arcangeli
2002-07-15 16:03 ` Andreas Dilger
2002-07-15 16:12 ` Daniel Phillips
2002-07-15 17:48 ` Sam Vilain
2002-07-15 18:47 ` Mathieu Chouquet-Stringer
2002-07-15 19:26 ` Sam Vilain
2002-07-16 8:18 ` Stelian Pop
2002-07-16 12:22 ` Gerhard Mack
2002-07-16 12:49 ` Stelian Pop
2002-07-16 15:11 ` Gerhard Mack
2002-07-16 15:22 ` Andrea Arcangeli
2002-07-16 15:39 ` Stelian Pop
2002-07-16 19:45 ` Matthias Andree
2002-07-16 20:04 ` Shawn
2002-07-16 20:11 ` Mathieu Chouquet-Stringer
2002-07-16 20:22 ` Shawn
2002-07-16 20:27 ` Mathieu Chouquet-Stringer
2002-07-17 11:45 ` Matthias Andree
2002-07-17 19:02 ` Andreas Dilger
2002-07-18 9:29 ` Matthias Andree
2002-07-19 8:29 ` Matthias Andree
2002-07-19 16:39 ` Andreas Dilger [this message]
2002-07-19 20:01 ` Shawn
2002-07-19 20:47 ` Andreas Dilger
2002-07-15 21:14 ` Andreas Dilger
2002-07-17 18:41 ` bill davidsen
2002-07-17 19:47 ` [ANNOUNCE] Ext3 vs Reiserfs benchmarks (whither dump?) Lew Wolfgang
2002-07-16 8:15 ` [ANNOUNCE] Ext3 vs Reiserfs benchmarks Stelian Pop
2002-07-16 12:27 ` Matthias Andree
2002-07-16 12:43 ` Stelian Pop
2002-07-16 12:53 ` Matthias Andree
2002-07-16 13:05 ` Christoph Hellwig
2002-07-16 19:38 ` Matthias Andree
2002-07-16 19:49 ` Andreas Dilger
2002-07-16 20:11 ` Thunder from the hill
2002-07-16 21:06 ` Matthias Andree
2002-07-16 21:23 ` Andreas Dilger
2002-07-16 21:38 ` Thunder from the hill
2002-07-17 11:47 ` Matthias Andree
2002-07-18 14:50 ` Bill Davidsen
2002-07-18 15:09 ` Rik van Riel
2002-07-16 22:19 ` Backups done right (was [ANNOUNCE] Ext3 vs Reiserfs benchmarks) stoffel
2002-07-16 22:33 ` Thunder from the hill
2002-07-18 15:04 ` Bill Davidsen
2002-07-18 15:27 ` Rik van Riel
2002-07-18 15:50 ` stoffel
2002-07-18 16:29 ` Bill Davidsen
2002-07-19 15:28 ` Sam Vilain
2002-07-17 18:51 ` [ANNOUNCE] Ext3 vs Reiserfs benchmarks bill davidsen
2002-07-18 9:32 ` Matthias Andree
2002-07-15 12:09 ` Matti Aarnio
[not found] <20020712162306$aa7d@traf.lcs.mit.edu>
[not found] ` <mit.lcs.mail.linux-kernel/20020712162306$aa7d@traf.lcs.mit.edu>
2002-07-15 15:22 ` Patrick J. LoPresti
2002-07-15 17:31 ` Chris Mason
2002-07-15 18:33 ` Matthias Andree
[not found] ` <20020715173337$acad@traf.lcs.mit.edu>
[not found] ` <mit.lcs.mail.linux-kernel/20020715173337$acad@traf.lcs.mit.edu>
2002-07-15 19:13 ` Patrick J. LoPresti
2002-07-15 20:55 ` Matthias Andree
2002-07-15 21:23 ` Patrick J. LoPresti
2002-07-15 21:38 ` Thunder from the hill
2002-07-16 12:31 ` Matthias Andree
2002-07-16 15:53 ` Thunder from the hill
2002-07-16 19:26 ` Matthias Andree
2002-07-16 19:38 ` Thunder from the hill
2002-07-15 21:59 ` Ketil Froyn
2002-07-15 23:08 ` Matti Aarnio
2002-07-16 12:33 ` Matthias Andree
2002-07-15 22:55 ` Alan Cox
2002-07-15 21:58 ` Matthias Andree
2002-07-15 21:14 ` Chris Mason
2002-07-15 21:31 ` Patrick J. LoPresti
2002-07-15 22:12 ` Richard A Nelson
2002-07-16 1:02 ` Lawrence Greenfield
[not found] ` <mit.lcs.mail.linux-kernel/200207160102.g6G12BiH022986@lin2.andrew.cmu.edu>
2002-07-16 1:43 ` Patrick J. LoPresti
2002-07-16 1:56 ` Thunder from the hill
2002-07-16 12:47 ` Matthias Andree
2002-07-16 21:09 ` James Antill
2002-07-16 12:35 ` Matthias Andree
2002-07-16 7:07 ` Dax Kelson
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