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 21F176B003D for ; Fri, 27 Feb 2009 01:00:35 -0500 (EST) Received: by fxm18 with SMTP id 18so943352fxm.38 for ; Thu, 26 Feb 2009 22:00:32 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <20090227144355.1545.A69D9226@jp.fujitsu.com> References: <20090226212918.fce45757.akpm@linux-foundation.org> <20090227144355.1545.A69D9226@jp.fujitsu.com> Date: Fri, 27 Feb 2009 14:00:32 +0800 Message-ID: <2aca4abf0902262200p1f0d93dbnd52c0b9df670ff19@mail.gmail.com> Subject: Re: [Bugme-new] [Bug 12785] New: kswapd block the whole system by IO blaster in some case From: =?GB2312?B?s8LKwOq7?= Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org To: KOSAKI Motohiro Cc: Andrew Morton , Rik van Riel , Lee Schermerhorn , bugme-daemon@bugzilla.kernel.org, linux-mm@kvack.org List-ID: Those experimental packages have been in use for 2 months, this issue just occured and just once. I think it's quite unexpectly random. Even in the same environment, I can't make that issue alive again. Today I'll look through the logs. Maybe in the syslog I can find something valuable while other logs like dmesg, messages, kern.log, etc have been found useless. On Fri, Feb 27, 2009 at 1:48 PM, KOSAKI Motohiro wrote: >> >> (switched to email. Please respond via emailed reply-to-all, not via th= e >> bugzilla web interface). >> >> (uh-oh) >> >> On Thu, 26 Feb 2009 21:20:46 -0800 (PST) bugme-daemon@bugzilla.kernel.or= g wrote: >> >> > http://bugzilla.kernel.org/show_bug.cgi?id=3D12785 >> > >> > Summary: kswapd block the whole system by IO blaster in som= e 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 b= y 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 possi= bility. >> > >> > 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 >> > >> > >> > > > > --=20 =B3=C2=CA=C0=EA=BB -- 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