From mboxrd@z Thu Jan 1 00:00:00 1970 From: Martin Devera Subject: Re: Possible regression in HTB Date: Thu, 09 Oct 2008 13:22:30 +0200 Message-ID: <48EDE976.5040803@cdi.cz> References: <48EB5A92.6010704@trash.net> <20081007220022.GA2664@ami.dom.local> <20081008002153.GL12021@verge.net.au> <48EBFF5E.1090902@trash.net> <48EC0190.7040804@trash.net> <48EC6286.1030202@cdi.cz> <20081008085325.GF4174@ff.dom.local> <48EC8FDD.5030507@cdi.cz> <20081009010957.GB6342@verge.net.au> <48EDA339.3040706@cdi.cz> <20081009111100.GA28667@verge.net.au> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Jarek Poplawski , Patrick McHardy , netdev@vger.kernel.org, David Miller To: Simon Horman Return-path: Received: from smtp.wifcom.cz ([89.185.251.8]:48272 "EHLO wifcom.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756543AbYJILWg (ORCPT ); Thu, 9 Oct 2008 07:22:36 -0400 In-Reply-To: <20081009111100.GA28667@verge.net.au> Sender: netdev-owner@vger.kernel.org List-ID: >> r2q affects computation for all classes > > Sorry, I wasn't aware of that parameter. > I ran a test now. With the default quantum (6250) for the 500Mbit/s > class I got: > > 10194: 383384949bits/s 383Mbits/s > 10197: 285879669bits/s 285Mbits/s > 10196: 287648424bits/s 287Mbits/s > ----------------------------------- > total: 956913042bits/s 956Mbits/s > > And when a quantum of 50000 for the 500Mbit/s class I got: > > 10194: 396345613bits/s 396Mbits/s > 10197: 279511994bits/s 279Mbits/s > 10196: 281062498bits/s 281Mbits/s > ----------------------------------- > total: 956920106bits/s 956Mbits/s thanks! it seems there is no strong dependence. I'm out of simple explanations and I'd have to simulate it myself. Unfortunately I can't say when I can do it as I'm in complicated part of life now.... So that let's live with that 90% of max rate limitation for now.