From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262184AbULCMSt (ORCPT ); Fri, 3 Dec 2004 07:18:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262188AbULCMSt (ORCPT ); Fri, 3 Dec 2004 07:18:49 -0500 Received: from hell.sks3.muni.cz ([147.251.210.30]:37057 "EHLO hell.sks3.muni.cz") by vger.kernel.org with ESMTP id S262184AbULCMSQ (ORCPT ); Fri, 3 Dec 2004 07:18:16 -0500 Date: Fri, 3 Dec 2004 13:17:52 +0100 From: Lukas Hejtmanek To: linux-xfs@oss.sgi.com Cc: Andrew Morton , zaphodb@zaphods.net, marcelo.tosatti@cyclades.com, piggin@cyberone.com.au, linux-kernel@vger.kernel.org, linux-xfs@oss.sgi.com Subject: Re: Kernel 2.6.9 Multiple Page Allocation Failures Message-ID: <20041203121752.GD27716@mail.muni.cz> References: <20041121014350.GJ4999@zaphods.net> <20041121024226.GK4999@zaphods.net> <20041202195422.GA20771@mail.muni.cz> <20041202122546.59ff814f.akpm@osdl.org> <20041202210348.GD20771@mail.muni.cz> <20041202223146.GA31508@zaphods.net> <20041202145610.49e27b49.akpm@osdl.org> <20041202231837.GB15185@mail.muni.cz> <20041202161839.736352c2.akpm@osdl.org> <20041203121129.GC27716@mail.muni.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20041203121129.GC27716@mail.muni.cz> X-echelon: NSA, CIA, CI5, MI5, FBI, KGB, BIS, Plutonium, Bin Laden, bomb User-Agent: Mutt/1.5.6+20040907i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 03, 2004 at 01:11:30PM +0100, Lukas Hejtmanek wrote: > On Thu, Dec 02, 2004 at 04:18:39PM -0800, Andrew Morton wrote: > > All I can say is "experiment with it". > > > > It might be useful to renice kswapd so that userspace processes do not > > increase its latency. > > Hmm, increasing the min free kb to 64MB and renicing kswapd to -8 seems to > solve the issue. However, for me it seems as not so good solution mainly because > 2.6.6-bk4 kernel is just ok without any tweeks. Forgot one more think. Renicing kswapd resulted in xfsbufd oops at reboot. (Regarding preeption) -- Lukáš Hejtmánek