From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail191.messagelabs.com (mail191.messagelabs.com [216.82.242.19]) by kanga.kvack.org (Postfix) with ESMTP id A602C8D0030 for ; Fri, 29 Oct 2010 14:13:41 -0400 (EDT) Received: from d03relay02.boulder.ibm.com (d03relay02.boulder.ibm.com [9.17.195.227]) by e32.co.us.ibm.com (8.14.4/8.13.1) with ESMTP id o9TI4W4s021618 for ; Fri, 29 Oct 2010 12:04:32 -0600 Received: from d03av03.boulder.ibm.com (d03av03.boulder.ibm.com [9.17.195.169]) by d03relay02.boulder.ibm.com (8.13.8/8.13.8/NCO v9.1) with ESMTP id o9TIDY7J244030 for ; Fri, 29 Oct 2010 12:13:34 -0600 Received: from d03av03.boulder.ibm.com (loopback [127.0.0.1]) by d03av03.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id o9TIDXg9006915 for ; Fri, 29 Oct 2010 12:13:34 -0600 Subject: Re: oom killer question From: Dave Hansen In-Reply-To: <20101029121456.GA6896@osiris.boeblingen.de.ibm.com> References: <20101029121456.GA6896@osiris.boeblingen.de.ibm.com> Content-Type: text/plain; charset="ANSI_X3.4-1968" Date: Fri, 29 Oct 2010 11:13:28 -0700 Message-ID: <1288376008.13539.8991.camel@nimitz> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Heiko Carstens Cc: David Rientjes , KOSAKI Motohiro , KAMEZAWA Hiroyuki , Andrew Morton , linux-mm@kvack.org, Hartmut Beinlich List-ID: On Fri, 2010-10-29 at 14:14 +0200, Heiko Carstens wrote: > present:2068480kB So, ~2GB available. > mlocked:4452kB > unevictable:4452kB writeback:0kB mapped:3684kB shmem:0kB > slab_reclaimable:1778388kB > slab_unreclaimable:188388kB kernel_stack:4016kB pagetables:2232kB > unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:542 > all_unreclaimable? yes Plus about 1.8GB of unreclaimable slab. all_unreclaimable is set. So, you reclaimed all of the user memory that you could get and swapped out what could have been swapped out. What was left was slab. This OOM looks proper to me. What was eating all of your slab? -- Dave -- 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