From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wg0-f47.google.com (mail-wg0-f47.google.com [74.125.82.47]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 6D340200A7A for ; Sun, 30 Sep 2012 14:57:37 -0700 (PDT) Received: by wgbge7 with SMTP id ge7so2462266wgb.28 for ; Sun, 30 Sep 2012 14:57:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=f8Egcm0wr4V8GolJZMzFW7hoOvBuKejxvK+K9sXYzoI=; b=OV4aEXyVJsLsYWsmHQzaCdFF9P/XGJcKTYebG0hR0/ytgB55a/lwaL2+tA+42QTI3P TUGwBa7eaOk5SMIPmt/1hwpnjHtMypO76myoP3S/8nVNJWWqkE/OLfLMuvQVNyZKIxEe bzY2hunz/+JYqZne4BNTRRXugQNC8FePAZYzT45NosVPgaIyJoYwda8MKvJoekLDs5lM +qgEcz0gDTa8uATDsQ5J6FCR9eS1Nm7NhKKZRnfUQ4sa1jT5QZNIu90T+zHAwbDm4J/z NqHfEZG/SG4RfQeVP85xVeZhHBL0Djf1uzqZ01M10cQYf5kKiA0Eb6anJWhaABVD/m0D A6Zg== MIME-Version: 1.0 Received: by 10.180.95.97 with SMTP id dj1mr10320351wib.3.1349042255113; Sun, 30 Sep 2012 14:57:35 -0700 (PDT) Received: by 10.223.89.136 with HTTP; Sun, 30 Sep 2012 14:57:35 -0700 (PDT) In-Reply-To: <506871FD.5070000@eecs.qmul.ac.uk> References: <506871FD.5070000@eecs.qmul.ac.uk> Date: Sun, 30 Sep 2012 14:57:35 -0700 Message-ID: From: Dave Taht To: Mark Sammut Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: codel@lists.bufferbloat.net Subject: Re: [Codel] ns-3.15 simulations using CoDel X-BeenThere: codel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: CoDel AQM discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 30 Sep 2012 21:57:37 -0000 The ns3 patches for codel and fq_codel long ago migrated to github. https://github.com/dtaht/ns-3-dev Is that what you are using? Secondly codel is mostly targetted at TCP. On Sun, Sep 30, 2012 at 9:23 AM, Mark Sammut wrote: > Hi all, > > I am trying to run CoDel simulations using ns-3.15 and Andrew McGregor's > CoDel patch available at http://www.bufferbloat.net/projects/codel/wiki. > > For some reason, I am getting all delay and queue length results using Co= Del > equal to the results using DropTail. Can anyone indicate reasons for such > performance? I am generating UDP packets using On-Off applications set as= a > Poisson Traffic generator on 10 nodes aggregated on a common node set as = the > bottleneck node. Below is the part of the code which implements CoDel. > > Config::SetDefault ("ns3::CoDelQueue::Mode", StringValue ("Packets")); > Config::SetDefault ("ns3::CoDelQueue::MaxPackets", UintegerValue (10000= )); > Config::SetDefault ("ns3::CoDelQueue::Interval", StringValue ("0.8ms"))= ; > Config::SetDefault ("ns3::CoDelQueue::Target", StringValue ("0.2ms")); > Config::SetDefault ("ns3::CoDelQueue::MinBytes", UintegerValue(1500)); > > CsmaHelper csma; > csma.SetChannelAttribute ("DataRate", StringValue(LinkRate)); > csma.SetChannelAttribute ("Delay", TimeValue (Seconds (0))); > csma.SetQueue ("ns3::CoDelQueue"); > > Thanks a lot for your help and best regards, > Mark > _______________________________________________ > Codel mailing list > Codel@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/codel --=20 Dave T=E4ht Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.= html