From: Bill Huey (hui) <billh@gnuppy.monkey.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andreas Dilger <adilger@clusterfs.com>,
Marat Buharov <marat.buharov@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mike Galbraith <efault@gmx.de>,
LKML <linux-kernel@vger.kernel.org>,
Jens Axboe <jens.axboe@oracle.com>,
"linux-ext4@vger.kernel.org" <linux-ext4@vger.kernel.org>,
Alex Tomas <alex@clusterfs.com>,
"Bill Huey (hui)" <billh@gnuppy.monkey.org>
Subject: Re: [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation)
Date: Fri, 27 Apr 2007 13:12:35 -0700 [thread overview]
Message-ID: <20070427201235.GA11170@gnuppy.monkey.org> (raw)
In-Reply-To: <alpine.LFD.0.98.0704271246550.9964@woody.linux-foundation.org>
On Fri, Apr 27, 2007 at 12:50:34PM -0700, Linus Torvalds wrote:
> Oh, well.. Journalling sucks.
>
> I was actually _really_ hoping that somebody would come along and tell
> everybody that this whole journal-logging is stupid, and that it's just
> better to not ever re-write blocks on disk, but instead write to new
> blocks with version numbers (and not re-use old blocks until new versions
> are stable on disk).
>
> There was even somebody who did something like that for a PhD thesis, I
> forget the details (and it apparently died when the thesis was presumably
> accepted ;).
That sounds a whole lot like NetApp's WAFL file system and is heavily patented.
bill
next prev parent reply other threads:[~2007-04-27 20:12 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-27 7:59 [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation) Mike Galbraith
2007-04-27 8:33 ` Andrew Morton
2007-04-27 9:23 ` Mike Galbraith
2007-04-27 10:17 ` Mike Galbraith
2007-04-27 11:59 ` Marat Buharov
2007-04-27 12:30 ` Peter Zijlstra
2007-04-27 13:50 ` Mark Lord
2007-04-27 12:39 ` Manoj Joseph
2007-04-27 15:30 ` Linus Torvalds
2007-04-27 19:31 ` Andreas Dilger
2007-04-27 19:44 ` Mike Galbraith
2007-04-27 19:50 ` Linus Torvalds
2007-04-27 20:05 ` Hua Zhong
2007-04-27 20:12 ` Miquel van Smoorenburg
2007-04-27 20:12 ` Bill Huey [this message]
2007-04-28 5:37 ` Mikulas Patocka
2007-04-28 5:45 ` Mikulas Patocka
2007-04-28 21:57 ` Bill Huey
2007-04-28 22:38 ` Mikulas Patocka
2007-04-27 20:29 ` Gabriel C
2007-04-27 20:45 ` Stephen Clark
2007-04-27 20:54 ` Manoj Joseph
2007-04-28 8:45 ` Matthias Andree
2007-04-27 22:18 ` Andrew Morton
2007-05-03 17:38 ` Alex Tomas
2007-05-03 23:54 ` Andrew Morton
2007-05-04 6:18 ` Alex Tomas
2007-05-04 6:38 ` Andrew Morton
2007-05-04 6:57 ` Alex Tomas
2007-05-04 7:18 ` Andrew Morton
2007-05-04 7:39 ` Alex Tomas
2007-05-04 8:02 ` Andrew Morton
2007-08-16 18:20 ` Alex Tomas
2007-08-16 18:46 ` Andrew Morton
2007-08-17 2:24 ` Alex Tomas
2007-08-17 6:52 ` Andrew Morton
2007-08-17 8:36 ` Alex Tomas
2007-08-17 9:02 ` Andrew Morton
2007-08-17 18:42 ` Alex Tomas
2007-04-28 8:44 ` Matthias Andree
2007-04-28 20:46 ` Mikulas Patocka
2007-04-28 21:12 ` Lee Revell
2007-04-29 20:49 ` Mark Lord
2007-04-29 21:17 ` Mikulas Patocka
2007-04-27 15:18 ` Linus Torvalds
2007-04-27 15:41 ` John Anthony Kazos Jr.
2007-04-27 15:54 ` Linus Torvalds
2007-04-27 16:24 ` Chuck Ebbert
2007-04-27 19:43 ` Marko Macek
2007-04-27 18:31 ` Andrew Morton
2007-04-27 19:09 ` Zan Lynx
2007-04-27 22:07 ` Andrew Morton
2007-04-27 19:27 ` Mike Galbraith
2007-04-28 8:51 ` Matthias Andree
2007-04-28 8:59 ` Andrew Morton
2007-04-28 16:30 ` Linus Torvalds
2007-04-28 16:56 ` Paolo Ornati
2007-04-27 19:28 ` Mike Galbraith
2007-04-27 20:06 ` Jan Engelhardt
2007-04-27 21:22 ` Linus Torvalds
2007-04-28 4:25 ` Mike Galbraith
2007-04-28 6:32 ` Mike Galbraith
2007-04-28 7:01 ` Andrew Morton
2007-04-28 7:12 ` Mike Galbraith
2007-04-28 6:32 ` Mikulas Patocka
2007-04-28 16:05 ` Linus Torvalds
2007-04-28 16:37 ` Ingo Molnar
2007-04-28 17:11 ` Mikulas Patocka
2007-04-30 6:57 ` Jens Axboe
2007-04-28 17:55 ` Mikulas Patocka
2007-04-30 6:56 ` Jens Axboe
2007-05-02 6:53 ` Jens Axboe
2007-05-02 7:36 ` Mike Galbraith
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