From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail138.messagelabs.com (mail138.messagelabs.com [216.82.249.35]) by kanga.kvack.org (Postfix) with SMTP id A37356B003D for ; Fri, 27 Feb 2009 00:48:06 -0500 (EST) Received: from m1.gw.fujitsu.co.jp ([10.0.50.71]) by fgwmail7.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id n1R5m4AB015055 for (envelope-from kosaki.motohiro@jp.fujitsu.com); Fri, 27 Feb 2009 14:48:04 +0900 Received: from smail (m1 [127.0.0.1]) by outgoing.m1.gw.fujitsu.co.jp (Postfix) with ESMTP id 572AD45DD78 for ; Fri, 27 Feb 2009 14:48:04 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (s1.gw.fujitsu.co.jp [10.0.50.91]) by m1.gw.fujitsu.co.jp (Postfix) with ESMTP id 275BD45DD72 for ; Fri, 27 Feb 2009 14:48:04 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id F2B08E08006 for ; Fri, 27 Feb 2009 14:48:03 +0900 (JST) Received: from m107.s.css.fujitsu.com (m107.s.css.fujitsu.com [10.249.87.107]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id A80DD1DB803F for ; Fri, 27 Feb 2009 14:48:03 +0900 (JST) From: KOSAKI Motohiro Subject: Re: [Bugme-new] [Bug 12785] New: kswapd block the whole system by IO blaster in some case In-Reply-To: <20090226212918.fce45757.akpm@linux-foundation.org> References: <20090226212918.fce45757.akpm@linux-foundation.org> Message-Id: <20090227144355.1545.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Date: Fri, 27 Feb 2009 14:48:02 +0900 (JST) Sender: owner-linux-mm@kvack.org To: Andrew Morton Cc: kosaki.motohiro@jp.fujitsu.com, Rik van Riel , Lee Schermerhorn , bugme-daemon@bugzilla.kernel.org, crackevil@gmail.com, linux-mm@kvack.org List-ID: > > (switched to email. Please respond via emailed reply-to-all, not via the > bugzilla web interface). > > (uh-oh) > > On Thu, 26 Feb 2009 21:20:46 -0800 (PST) bugme-daemon@bugzilla.kernel.org wrote: > > > http://bugzilla.kernel.org/show_bug.cgi?id=12785 > > > > Summary: kswapd block the whole system by IO blaster in some case > > Product: Memory Management > > Version: 2.5 > > KernelVersion: 2.6.28.4 > > Platform: All > > OS/Version: Linux > > Tree: Mainline > > Status: NEW > > Severity: low > > Priority: P1 > > Component: Other > > AssignedTo: akpm@osdl.org > > ReportedBy: crackevil@gmail.com > > > > > > Distribution:debian lenny with some experimental packages As far as I know, lenny (debian 5.0) use kernel 2.6.26. then, recently changed code don't provide any hint. Martin, if remove experimental package, do you still see the same issue? > > Hardware Environment:ThinkPad SL 400 7DC with 2G memery > > Software Environment:no swap partition,kernel with 4G memery support > > Problem Description: > > Some day, my box dived into a block while HDLED was blinking. > > I switched to console from gdm, tried iotop by long waiting and found the > > killer was kswapd. > > In "top" output, free memory is almost 50M.The most memory is cached by swap. > > The system blocked even shutdown command wasn't effective.The box had been > > killed by pressing then power button. > > BTW, there was no network available then, so there was no attack possibility. > > > > I'd like to attach my kernel config file, but I don't know how to.For someone > > interesting, we may transfer the file my mail.crackevil@gmail.com > > > > ps:these experimental packages installed > > > > libdrm2_2.4.4+git+20090205+8b88036-1_i386.deb > > libdrm-dev_2.4.4+git+20090205+8b88036-1_i386.deb > > libdrm-intel1_2.4.4+git+20090205+8b88036-1_i386.deb > > libdrm-nouveau1_2.4.4+git+20090205+8b88036-1_i386.deb > > libgl1-mesa-dev_7.3-1_all.deb > > libgl1-mesa-dri_7.3-1_i386.deb > > libgl1-mesa-glx_7.3-1_i386.deb > > libglu1-mesa_7.3-1_i386.deb > > mesa-common-dev_7.3-1_all.deb > > mesa-utils_7.3-1_i386.deb > > xserver-common_2%3a1.5.99.902-1_all.deb > > xserver-xorg-core_2%3a1.5.99.902-1_i386.deb > > xkb-data_1.5-2_all.deb > > > > > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org