From: Jens Axboe <axboe@suse.de>
To: Peter Zaitsev <peter@mysql.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: True fsync() in Linux (on IDE)
Date: Thu, 18 Mar 2004 07:47:58 +0100 [thread overview]
Message-ID: <20040318064757.GA1072@suse.de> (raw)
In-Reply-To: <1079572101.2748.711.camel@abyss.local>
On Wed, Mar 17 2004, Peter Zaitsev wrote:
> Hello,
>
> I'm wondering is there any way in Linux to do proper fsync(), which
> makes sure data is written to the disk.
>
> Currently on IDE devices one can see, fsync() only flushes data to the
> drive cache which is not enough for ACID guaranties database server must
> give.
>
> There is solution just to disable drive write cache, but it seems to
> slowdown performance way to much.
Chris and I have working real fsync() with the barrier patches. I'll
clean it up and post a patch for vanilla 2.6.5-rc today.
--
Jens Axboe
next prev parent reply other threads:[~2004-03-18 6:48 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-18 1:08 True fsync() in Linux (on IDE) Peter Zaitsev
2004-03-18 6:47 ` Jens Axboe [this message]
2004-03-18 11:34 ` Matthias Andree
2004-03-18 11:55 ` Jens Axboe
2004-03-18 12:21 ` Matthias Andree
2004-03-18 12:37 ` Jens Axboe
2004-03-18 11:58 ` (no subject) Daniel Czarnecki
2004-03-18 19:44 ` True fsync() in Linux (on IDE) Peter Zaitsev
2004-03-18 19:47 ` Jens Axboe
2004-03-18 20:11 ` Chris Mason
2004-03-18 20:17 ` Peter Zaitsev
2004-03-18 20:33 ` Chris Mason
2004-03-18 20:46 ` Peter Zaitsev
2004-03-18 21:02 ` Chris Mason
2004-03-18 21:09 ` Peter Zaitsev
2004-03-18 21:19 ` Chris Mason
2004-03-19 8:05 ` Hans Reiser
2004-03-19 13:52 ` Chris Mason
2004-03-19 19:26 ` Peter Zaitsev
2004-03-19 20:23 ` Chris Mason
2004-03-19 20:31 ` Hans Reiser
2004-03-19 20:38 ` Chris Mason
2004-03-19 20:48 ` Hans Reiser
2004-03-19 20:56 ` Chris Mason
2004-03-20 11:04 ` Hans Reiser
2004-03-19 19:36 ` Hans Reiser
2004-03-19 19:57 ` Chris Mason
2004-03-19 20:04 ` Hans Reiser
2004-03-19 20:15 ` Chris Mason
2004-03-19 20:06 ` Peter Zaitsev
2004-03-19 22:03 ` Matthias Andree
2004-03-20 10:20 ` Jamie Lokier
2004-03-20 19:48 ` Peter Zaitsev
2004-03-22 13:08 Heikki Tuuri
2004-03-22 13:23 ` Jens Axboe
2004-03-22 15:17 ` Matthias Andree
2004-03-22 15:35 ` Christoph Hellwig
2004-03-22 19:12 ` Christoffer Hall-Frederiksen
2004-03-22 20:28 ` Matthias Andree
2004-03-22 19:33 ` Hans Reiser
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