Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759217AbYAJIoT (ORCPT ); Thu, 10 Jan 2008 03:44:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755019AbYAJIoH (ORCPT ); Thu, 10 Jan 2008 03:44:07 -0500 Received: from smtp.ustc.edu.cn ([202.38.64.16]:55030 "HELO ustc.edu.cn" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1753653AbYAJIoG (ORCPT ); Thu, 10 Jan 2008 03:44:06 -0500 Message-ID: <399954652.04868@ustc.edu.cn> X-EYOUMAIL-SMTPAUTH: wfg@mail.ustc.edu.cn Date: Thu, 10 Jan 2008 16:43:41 +0800 From: Fengguang Wu To: jplatte@naasa.net Cc: Peter Zijlstra , Ingo Molnar , linux-kernel@vger.kernel.org Subject: Re: regression: 100% io-wait with 2.6.24-rcX References: <200801071151.11200.lists@naasa.net> <20080110073046.GA3432@mail.ustc.edu.cn> <399951601.23683@ustc.edu.cn> <200801100937.56145.lists@naasa.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200801100937.56145.lists@naasa.net> X-GPG-Fingerprint: 53D2 DDCE AB5C 8DC6 188B 1CB1 F766 DA34 8D8B 1C6D User-Agent: Mutt/1.5.12-2006-07-14 Message-Id: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1085 Lines: 27 On Thu, Jan 10, 2008 at 09:37:53AM +0100, Joerg Platte wrote: > Am Donnerstag, 10. Januar 2008 schrieb Fengguang Wu: > > On Thu, Jan 10, 2008 at 03:30:46PM +0800, Fengguang Wu wrote: > > > Joerg, > > > > > > Can you try the attached patches? Thank you. > > > I cannot reliably reproduce the bug yet. > > > > Please ignore the first patch and only apply the two debugging > > patches. They will produce many printk messages. The output of > > `dmesg` will be enough for me. > > Too late, I'm already compiling the kernel. But I have currently another It won't hurt, as you don't use XIP. > problem, because the iowait problem disappeared today after the regular > Debian update. I'll try to install the old package versions to make it show > up again. Maybe that helps to debug it. Thank you. I'm running sid, ext2 as rootfs now ;-) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/