Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761039AbYA1W5B (ORCPT ); Mon, 28 Jan 2008 17:57:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752842AbYA1W4w (ORCPT ); Mon, 28 Jan 2008 17:56:52 -0500 Received: from bizon.gios.gov.pl ([212.244.124.8]:42638 "EHLO bizon.gios.gov.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752148AbYA1W4v (ORCPT ); Mon, 28 Jan 2008 17:56:51 -0500 Date: Mon, 28 Jan 2008 23:56:29 +0100 (CET) From: Krzysztof Oledzki X-X-Sender: ole@bizon.gios.gov.pl To: Jeff Chua cc: lkml , cups-bugs , Jozsef Kadlecsik , Patrick McHardy , "David S. Miller" , cups-bugs , netfilter-devel@vger.kernel.org Subject: Re: cups slow on linux-2.6.24 In-Reply-To: Message-ID: References: MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="-187430788-216295690-1201560989=:30640" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2206 Lines: 64 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---187430788-216295690-1201560989=:30640 Content-Type: TEXT/PLAIN; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE On Tue, 29 Jan 2008, Jeff Chua wrote: > > > On Jan 28, 2008 7:18 AM, Jeff Chua wrote: >> I'm sending printing jobs to a network printer (it's actually printing >> to the localhost simply creating a file), and running this on >> Linux-2.6.24 will cause the printing to slow down to 1 print every 3 >> seconds after printing 500 times. > > I bisected the kernel since the last known good 2.6.23 and zeroed in to t= his=20 > commit. > > commit 17311393f969090ab060540bd9dbe7dc885a76d5 > Author: Jozsef Kadlecsik > Date: Thu Oct 11 14:35:52 2007 -0700 > > [NETFILTER]: nf_conntrack_tcp: fix connection reopening > > > Reverting this commit solves the problem. > > Version 1000 jobs > 2.6.23 90 sec > 2.6.24 1,492 sec <=3D=3D with commit > 2.6.24(patch) 90 sec <=3D=3D reverted the commit > Strange. You stated that 2.6.23.12 is OK, however above patch was included in 2.6.23.4: http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23.4 http://git.kernel.org/?p=3Dlinux/kernel/git/stable/linux-2.6.23.y.git;a=3Dc= ommitdiff;h=3D0ac38060c5e1e12e851ed3e281597286b57f9ad1 Commit 0ac38060c5e1e12e851ed3e281597286b57f9ad1 combines two fixes from=20 2.6.24: http://git.kernel.org/?p=3Dlinux/kernel/git/torvalds/linux-2.6.git;a=3Dcomm= itdiff;h=3D17311393f969090ab060540bd9dbe7dc885a76d5 http://git.kernel.org/?p=3Dlinux/kernel/git/torvalds/linux-2.6.git;a=3Dcomm= itdiff;h=3Dbc34b841556aad437baf4199744e55500bfa2088 Are you 100% sure that 2.6.23.12 is OK? Best regards, =09=09=09=09Krzysztof Ol=EAdzki ---187430788-216295690-1201560989=:30640-- -- 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/