Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932133AbWESART (ORCPT ); Thu, 18 May 2006 20:17:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932134AbWESART (ORCPT ); Thu, 18 May 2006 20:17:19 -0400 Received: from mail.unixshell.com ([207.210.106.37]:54694 "EHLO mail.unixshell.com") by vger.kernel.org with ESMTP id S932133AbWESARS (ORCPT ); Thu, 18 May 2006 20:17:18 -0400 Message-ID: <446D0E6D.2080600@tektonic.net> Date: Thu, 18 May 2006 20:16:45 -0400 From: Matt Ayres Organization: TekTonic User-Agent: Thunderbird 1.5.0.2 (Windows/20060308) MIME-Version: 1.0 To: James Morris CC: "xen-devel@lists.xensource.com" , Netfilter Development Mailinglist , Patrick McHardy , Linux Kernel Mailing List Subject: Re: [Xen-devel] Re: Panic in ipt_do_table with 2.6.16.13-xen References: <4468BE70.7030802@tektonic.net> <4468D613.20309@trash.net> <44691669.4080903@tektonic.net> <4469D84F.8080709@tektonic.net> <446D0A0D.5090608@tektonic.net> 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: 1323 Lines: 41 James Morris wrote: > On Thu, 18 May 2006, Matt Ayres wrote: > >>> I'm trying to suggest eliminating this driver & possible interaction with >>> Xen network changes as a cause. If you can find a different type of NIC to >>> plug in and use, or even try and change all of the params for the tg3 with >>> ethtool, it'll help. >>> >> Hi, >> >> Thank you for the assistance. Which parameters do you suggest changing? >> TSO/flow control off? > > Yep, anything. Ok, "ethtool -K eth0 rx off tx off sg off tso off" should have turned it all off. > >> iptables -L -v just shows 2 rules per Virtual Machine for accounting. This >> averages about 100 rules in the FORWARD chain. Example: > > Do you know if the problem starts appearing after a certain number of > hosts? > No... I have some servers that are running just 2.6.16-xen (no bugfix patches) for 30 days without a problem, some of these have rulesets larger than the ones that crash daily. I'd estimate this affects 90% of my servers, just some reboot daily and others can make it to 7-10 days. Thanks, Matt - 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/