Received: with ECARTIS (v1.0.0; list netdev); Sun, 27 Mar 2005 10:35:12 -0800 (PST) Received: from ranger.systems.pipex.net (ranger.systems.pipex.net [62.241.162.32]) by oss.sgi.com (8.13.0/8.13.0) with ESMTP id j2RIZ7fe026643 for ; Sun, 27 Mar 2005 10:35:08 -0800 Received: from [192.168.0.3] (81-178-254-243.dsl.pipex.com [81.178.254.243]) by ranger.systems.pipex.net (Postfix) with ESMTP id 2BFDEE000685; Sun, 27 Mar 2005 19:34:49 +0100 (BST) Message-ID: <42470AF9.8050402@dsl.pipex.com> Date: Sun, 27 Mar 2005 20:35:21 +0100 From: Andy Furniss User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8b) Gecko/20050217 MIME-Version: 1.0 To: hadi@cyberus.ca Cc: Harald Welte , Patrick McHardy , Remus , netdev , Nguyen Dinh Nam , Andre Tomt , syrius.ml@no-log.org, Damion de Soto Subject: Re: IMQ again WAS(Re: iptables breakage WAS(Re: dummy as IMQ replacement References: <1107123123.8021.80.camel@jzny.localdomain> <1111410890.1092.195.camel@jzny.localdomain> <423F41AD.3010902@dsl.pipex.com> <1111444869.1072.51.camel@jzny.localdomain> <423F71C2.8040802@dsl.pipex.com> <1111462263.1109.6.camel@jzny.localdomain> <42408998.5000202@dsl.pipex.com> <1111550254.1089.21.camel@jzny.localdomain> <4241C478.5030309@dsl.pipex.com> <1111607112.1072.48.camel@jzny.localdomain> <4241D764.2030306@dsl.pipex.com> <1111612042.1072.53.camel@jzny.localdomain> <4241F1D2.9050202@dsl.pipex.com> <4241F7F0.2010403@dsl.pipex.com> <1111625608.1037.16.camel@jzny.localdomain> <424212F7.10106@dsl.pipex.com> <1111663947.1037.24.camel@jzny.localdomain> <1111665450.1037.27.camel@jzny.localdomain> <4242DFB5.9040802@dsl.pipex.com> <1111749220.1092.457.camel@jzny.localdomain> <42446DB2.9070809@dsl.pipex.com> <1111781443.1092.631.camel@jzny.localdomain> <4244802C.7020202@dsl.pipex.com> <1111788760.1090.712.camel@jzny.localdomain> In-Reply-To: <1111788760.1090.712.camel@jzny.localdomain> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV 0.83/791/Sat Mar 26 14:26:49 2005 on oss.sgi.com X-Virus-Status: Clean X-archive-position: 789 X-ecartis-version: Ecartis v1.0.0 Sender: netdev-bounce@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com X-original-sender: andy.furniss@dsl.pipex.com Precedence: bulk X-list: netdev Content-Length: 607 Lines: 17 jamal wrote: >>I'll have to re-run a test I did recently which was lots of tc filter >>matches at 8000pps - on egress IMQ was almost as good as directly on >>eth0. On ingress it was more than 10X worse. >> > How many filters? I wont suspect any difference between ingress > and egress. You are right - the test was to blame. I was using my old PC as sender, it's frozen in time at 2.4.20 which for some reason has a txqueuelen on eth0 of 0. It doesn't show using netperf when just testing LAN speed - but makes alot of difference for the test I did - ifconfig eth0 txqueuelen 1000 fixed it. Andy.