From: bert hubert <ahu@ds9a.nl>
To: Andrew Morton <akpm@osdl.org>
Cc: albertogli@telpin.com.ar, linux-kernel@vger.kernel.org
Subject: Re: Syncing a file's metadata in a portable way
Date: Sun, 11 Jul 2004 12:27:43 +0200 [thread overview]
Message-ID: <20040711102743.GB16199@outpost.ds9a.nl> (raw)
In-Reply-To: <20040710131459.13ffec23.akpm@osdl.org>
On Sat, Jul 10, 2004 at 01:14:59PM -0700, Andrew Morton wrote:
> If only the one file has been written to, an fsync on ext3 shouldn't
> produce any more writeout than an fsync on ext2.
(...)
> Either that, or SQLite is broken.
I'll show strace and vmstat tomorrow - I found very little writes, no mmap,
some fsync and massive writeouts. On ext2, performance was two orders of
magnitude better.
Bert
--
http://www.PowerDNS.com Open source, database driven DNS Software
http://lartc.org Linux Advanced Routing & Traffic Control HOWTO
next prev parent reply other threads:[~2004-07-11 10:27 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-09 3:06 Syncing a file's metadata in a portable way Alberto Bertogli
2004-07-09 9:39 ` Andrew Morton
2004-07-10 11:54 ` bert hubert
2004-07-10 20:14 ` Andrew Morton
2004-07-11 10:27 ` bert hubert [this message]
2004-07-11 10:35 ` Andrew Morton
2004-07-11 14:19 ` Alberto Bertogli
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