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Date: Wed, 24 Dec 2003 10:27:00 +0100
From: Vid Strpic <vms@bofhlet.net>
To: Jean-Luc Fontaine <jfontain@free.fr>
Cc: linux-kernel@vger.kernel.org
Subject: Re: IDE performance drop between 2.4.23 and 2.6.0
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On Tue, Dec 23, 2003 at 01:42:22PM +0100, Jean-Luc Fontaine wrote:
> on 2.4:
>   Timing buffer-cache reads:   168 MB in  2.01 seconds =3D  83.58 MB/sec
>   Timing buffered disk reads:   44 MB in  3.12 seconds =3D  14.10 MB/sec
> on 2.6:
>   Timing buffer-cache reads:   172 MB in  2.02 seconds =3D  84.95 MB/sec
>   Timing buffered disk reads:   34 MB in  3.08 seconds =3D  11.04 MB/sec
>=20
> Note the big drop of of 3 MB/sec on disk reads.

Consider yourself lucky :o)

I had a drop from 55Mb/s to around 35, 2.4.22->2.6.0-test&final.
Promise 20265, Seagate Barracuda 7.7200 80Gb, so nice ;)

--=20
           vms@bofhlet.net, IRC:*@Martin, /bin/zsh. C|N>K
Linux moria 2.6.0 #3 Thu Dec 18 14:21:52 CET 2003 i686
 10:24:23 up 17:28, 11 users,  load average: 0.50, 0.44, 0.41
A clear conscience is usually the sign of a bad memory.

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