Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261642AbVB1PYc (ORCPT ); Mon, 28 Feb 2005 10:24:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261644AbVB1PYc (ORCPT ); Mon, 28 Feb 2005 10:24:32 -0500 Received: from ms-smtp-01-smtplb.rdc-nyc.rr.com ([24.29.109.5]:52965 "EHLO ms-smtp-01.rdc-nyc.rr.com") by vger.kernel.org with ESMTP id S261642AbVB1PY1 (ORCPT ); Mon, 28 Feb 2005 10:24:27 -0500 Message-ID: <42233772.7020409@structurenet.com> Date: Mon, 28 Feb 2005 10:23:30 -0500 From: "Benjamin L. Shi" User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: fa.linux.kernel To: Bernd Schubert CC: Linux Kernel Mailing List Subject: Re: swapper: page allocation failure. order:1, mode:0x20 References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1298 Lines: 40 We've seen these, by adding the following tueables resolved the problem. More specifically, the lower zone protection made the difference. vm.vfs_cache_pressure=1000 vm.lower_zone_protection=100 vm.max_map_count = 32668 vm.min_free_kbytes = 10000 Bernd Schubert wrote: > Oh no, not this page allocation problems again. In summer I already pos= > ted > problems with page allocation errors with 2.6.7, but to me it seemed th= > at > nobody cared. That time we got those problems every morning during the = > cron > jobs and our main file server always completely crashed. > This time its our cluster master system and first happend after an upti= > me > of 89 days, kernel is 2.6.9. Besides of those messages, the system stil= > l > seems to run stable > > I really beg for help here, so please please please help me solving thi= > s > probem. What can I do to solve it? > > First a (dumb) question, what does 'page allocation failure' really m= > ean? > Is it some out of memory case? > > > Thanks a lot in advance for any help, > Bernd - 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/