From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265212AbUAJPLu (ORCPT ); Sat, 10 Jan 2004 10:11:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265213AbUAJPLu (ORCPT ); Sat, 10 Jan 2004 10:11:50 -0500 Received: from fep03.swip.net ([130.244.199.131]:45009 "EHLO fep03-svc.swip.net") by vger.kernel.org with ESMTP id S265212AbUAJPLs (ORCPT ); Sat, 10 Jan 2004 10:11:48 -0500 Message-ID: <3FFFDE8D.4070808@free.fr> Date: Sat, 10 Jan 2004 12:14:21 +0100 From: Jean-Luc Fontaine User-Agent: Mozilla/5.0 (X11; U; Linux i586; en-US; rv:1.6b) Gecko/20031210 X-Accept-Language: en-us, ja MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: IDE performance drop between 2.4.23 and 2.6.0: fixed in 2.6.1 References: <3FEB2BA4.3040707@free.fr> In-Reply-To: <3FEB2BA4.3040707@free.fr> X-Enigmail-Version: 0.82.5.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Using hdparm -Tt /dev/hdb: on 2.4: ~ Timing buffer-cache reads: 168 MB in 2.01 seconds = 83.58 MB/sec ~ Timing buffered disk reads: 44 MB in 3.12 seconds = 14.10 MB/sec on 2.6.0: ~ Timing buffer-cache reads: 172 MB in 2.02 seconds = 84.95 MB/sec ~ Timing buffered disk reads: 34 MB in 3.08 seconds = 11.04 MB/sec on 2.6.1: ~ Timing buffer-cache reads: 172 MB in 2.01 seconds = 85.14 MB/sec ~ Timing buffered disk reads: 44 MB in 3.07 seconds = 14.35 MB/sec and that straight after boot, without any tweaking from hdparm. Great job: many thanks! - -- Jean-Luc Fontaine -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQE//96KkG/MMvcT1qQRAlxgAJ4hSX+ZmR9VxyfMDVxDiqiUxDHbHgCfWZK2 VVr7uDsdWt7lUKtdp+94+oE= =09ZJ -----END PGP SIGNATURE-----