Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761548AbXIZPZx (ORCPT ); Wed, 26 Sep 2007 11:25:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761352AbXIZPZQ (ORCPT ); Wed, 26 Sep 2007 11:25:16 -0400 Received: from mx1.redhat.com ([66.187.233.31]:42066 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759587AbXIZPZO convert rfc822-to-8bit (ORCPT ); Wed, 26 Sep 2007 11:25:14 -0400 Date: Wed, 26 Sep 2007 11:25:10 -0400 From: Rik van Riel To: Jan =?UTF-8?B?S3VuZHLDoXQ=?= Cc: linux-kernel@vger.kernel.org Subject: Re: kswapd high CPU usage with no swap Message-ID: <20070926112510.314e8775@cuia.boston.redhat.com> In-Reply-To: <46FA09E8.7010101@gentoo.org> References: <46F852B6.7030207@gentoo.org> <20070924223444.62f0622d@bree.surriel.com> <46F8DF55.2030905@gentoo.org> <20070925213156.68fceea2@bree.surriel.com> <46FA09E8.7010101@gentoo.org> Organization: Red Hat, Inc X-Mailer: Claws Mail 3.0.0 (GTK+ 2.10.14; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 919 Lines: 27 On Wed, 26 Sep 2007 09:27:36 +0200 Jan Kundrát wrote: > Rik van Riel wrote: > > Could you try out the attached patch, too? > > Sorry, I wasn't able to apply it against 2.6.22-gentoo-r3 and vanilla > 2.6.22.7; I don't have the "order" member in the "struct scan_control" > and also the bit about "if (sync_writeback == PAGEOUT_IO_SYNC && > may_enter_fs)" was missing so there was no "else" branch to add (and > it seemd pretty significant to me). What version should I patch > against? Sorry, the patch is against 2.6.23-rc7. > When this is sorted out, should I keep the previous patch [1] applied > as well? That doesn't hurt. -- All Rights Reversed - 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/