Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752682AbZG3KHS (ORCPT ); Thu, 30 Jul 2009 06:07:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752477AbZG3KHR (ORCPT ); Thu, 30 Jul 2009 06:07:17 -0400 Received: from smtp.witbe.net ([81.88.96.48]:58387 "EHLO smtp.witbe.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751865AbZG3KHQ (ORCPT ); Thu, 30 Jul 2009 06:07:16 -0400 Date: Thu, 30 Jul 2009 12:07:15 +0200 From: Paul Rolland To: Linux Kernel Cc: Paul Rolland Subject: Re: 2.6.31-rc4 - slab entry tak_delay_info leaking ??? Message-ID: <20090730120715.65bf01ff@tux.DEF.witbe.net> In-Reply-To: <20090729082047.048ee1a8@tux.DEF.witbe.net> References: <20090729082047.048ee1a8@tux.DEF.witbe.net> Organization: AS2917.net X-Mailer: Claws Mail 3.7.2 (GTK+ 2.16.2; x86_64-unknown-linux-gnu) Face: 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 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3530 Lines: 74 Hello, On Wed, 29 Jul 2009 08:20:47 +0200 Paul Rolland wrote: > Hello, > > Since I'm running 2.6.31-rc? (3 or 4 I think), I often find my machine > with my X session killed in the morning, and the kdm login screen > displayed. > > This morning, I decided to save the /var/log/messages to check it before > rebooting, and saw that the OOM killer triggered during the night. > So, I quickly made a copy of it, and a slabtop output. There came the > surprise : > OBJS ACTIVE USE OBJ SIZE SLABS OBJ/SLAB CACHE SIZE NAME > 12899448 12899445 99% 0.11K 358318 36 1433272K > task_delay_info > > On a freshly booted machine, the same entry shows : > 3204 3191 99% 0.11K 89 36 356K task_delay_info > after the X session is started. > > Please find attached the slabtop -o output. Here it starts again :( The machine is up for a little bit more that 1 day [root@tux infocast]# uptime 12:04:42 up 1 day, 3:53, 12 users, load average: 0.18, 0.37, 0.48 I feel it because the machine seems to be slower when it happens, probably because it does have less and less memory available... And here what the slabtop output monitoring reports : Thu Jul 30 11:49:04 CEST 2009 task_delay_info 3292 3312 112 36 1 : tunables 0 0 0 : slabdata 92 92 0 Thu Jul 30 11:50:04 CEST 2009 task_delay_info 3292 3312 112 36 1 : tunables 0 0 0 : slabdata 92 92 0 Thu Jul 30 11:51:05 CEST 2009 task_delay_info 3292 3312 112 36 1 : tunables 0 0 0 : slabdata 92 92 0 Thu Jul 30 11:52:05 CEST 2009 task_delay_info 3292 3312 112 36 1 : tunables 0 0 0 : slabdata 92 92 0 Thu Jul 30 11:53:05 CEST 2009 task_delay_info 3292 3312 112 36 1 : tunables 0 0 0 : slabdata 92 92 0 Thu Jul 30 11:54:05 CEST 2009 task_delay_info 3289 3312 112 36 1 : tunables 0 0 0 : slabdata 92 92 0 Thu Jul 30 11:55:11 CEST 2009 task_delay_info 3309 3312 112 36 1 : tunables 0 0 0 : slabdata 92 92 0 Thu Jul 30 11:56:15 CEST 2009 task_delay_info 16631 16632 112 36 1 : tunables 0 0 0 : slabdata 462 462 0 Thu Jul 30 11:57:15 CEST 2009 task_delay_info 58860 58860 112 36 1 : tunables 0 0 0 : slabdata 1635 1635 0 Thu Jul 30 11:58:15 CEST 2009 task_delay_info 98422 98424 112 36 1 : tunables 0 0 0 : slabdata 2734 2734 0 Thu Jul 30 11:59:15 CEST 2009 task_delay_info 138023 138024 112 36 1 : tunables 0 0 0 : slabdata 3834 3834 0 Thu Jul 30 12:00:15 CEST 2009 task_delay_info 177587 177588 112 36 1 : tunables 0 0 0 : slabdata 4933 4933 0 Thu Jul 30 12:01:16 CEST 2009 task_delay_info 217151 217152 112 36 1 : tunables 0 0 0 : slabdata 6032 6032 0 Thu Jul 30 12:02:17 CEST 2009 task_delay_info 256715 256716 112 36 1 : tunables 0 0 0 : slabdata 7131 7131 0 Thu Jul 30 12:03:17 CEST 2009 task_delay_info 296316 296316 112 36 1 : tunables 0 0 0 : slabdata 8231 8231 0 Anyone with an idea ??? Paul -- 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/