From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261696AbTJ0NLP (ORCPT ); Mon, 27 Oct 2003 08:11:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261705AbTJ0NLP (ORCPT ); Mon, 27 Oct 2003 08:11:15 -0500 Received: from savages.net ([12.154.202.18]:14497 "EHLO savages.net") by vger.kernel.org with ESMTP id S261696AbTJ0NLN (ORCPT ); Mon, 27 Oct 2003 08:11:13 -0500 Message-ID: <3F9D196C.9080301@savages.net> Date: Mon, 27 Oct 2003 05:11:08 -0800 From: Shaun Savage User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.5) Gecko/20031016 X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: kernel 2.6t9 SATA slower than 2.4.20 X-Enigmail-Version: 0.76.7.0 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 I have just compiled and installed kernel 2.6t9 on my RH9 / Asus A7N8X Deluxe. I find the disk access is slower using the 2.6 kernel than the 2.4.20 kernel. To get it to work for 2.4.20 kernel I have to use # hdparm -d1 -X88 /dev/hde then the buffered disk read goes from 1.5M to 55M On the 2.6 kernel the buffered disk read is only 16M What do I have to do to increase the disk speed for kernel 2.6t9? Shaun Savage