Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758376AbYAKFXb (ORCPT ); Fri, 11 Jan 2008 00:23:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750934AbYAKFXZ (ORCPT ); Fri, 11 Jan 2008 00:23:25 -0500 Received: from smtp.ustc.edu.cn ([202.38.64.16]:34848 "HELO ustc.edu.cn" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1750911AbYAKFXY (ORCPT ); Fri, 11 Jan 2008 00:23:24 -0500 Message-ID: <400029009.12072@ustc.edu.cn> X-EYOUMAIL-SMTPAUTH: wfg@mail.ustc.edu.cn Date: Fri, 11 Jan 2008 12:43:39 +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> <200801100937.56145.lists@naasa.net> <399954652.04868@ustc.edu.cn> <200801101103.06688.lists@naasa.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200801101103.06688.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: 1240 Lines: 25 On Thu, Jan 10, 2008 at 11:03:05AM +0100, Joerg Platte wrote: > Am Donnerstag, 10. Januar 2008 schrieb Fengguang Wu: > > > 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 ;-) > > The error is back and I'm getting thousands of messages like this with the > patched kernel: > > mm/page-writeback.c 668 wb_kupdate: pdflush(146) 21115 global 3936 0 0 wc _M > tw 1024 sk 0 > requeue_io 301: inode 81441 size 0 at 08:07(sda7) > mm/page-writeback.c 668 wb_kupdate: pdflush(147) 17451 global 3936 0 0 wc _M > tw 1024 sk 2 > requeue_io 301: inode 81441 size 0 at 08:07(sda7) > mm/page-writeback.c 668 wb_kupdate: pdflush(147) 17451 global 3936 0 0 wc _M > tw 1024 sk 2 > requeue_io 301: inode 81441 size 0 at 08:07(sda7) Joerg, what's the output of `dumpe2fs /dev/sda7` and `lsof|grep /tmp`? -- 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/