From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263879AbTLTTc4 (ORCPT ); Sat, 20 Dec 2003 14:32:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264961AbTLTTc4 (ORCPT ); Sat, 20 Dec 2003 14:32:56 -0500 Received: from p15108950.pureserver.info ([217.160.128.7]:31639 "EHLO pluto.schiffbauer.net") by vger.kernel.org with ESMTP id S263879AbTLTTcz (ORCPT ); Sat, 20 Dec 2003 14:32:55 -0500 Date: Sat, 20 Dec 2003 20:34:02 +0100 From: Marc Schiffbauer To: linux-kernel@vger.kernel.org Subject: Re: 2.6 vs 2.4 regression when running gnomemeeting Message-ID: <20031220193402.GA32297@lisa> Mail-Followup-To: linux-kernel@vger.kernel.org References: <1071864709.1044.172.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1071864709.1044.172.camel@localhost> User-Agent: Mutt/1.3.28i X-Operating-System: Linux 2.4.20-hpt i686 X-Editor: vim 6.1.018-1 X-Homepage: http://www.links2linux.de Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Christian Meder schrieb am 19.12.03 um 21:11 Uhr: > Hi, > > I've got a longstanding regression in gnomemeeting usage when switching > between 2.4 and 2.6 kernels. > > Phenomenon: > Without load gnomemeeting VOIP connections are fine. As soon as some > load like a kernel compile is put on the laptop the gnomemeeting audio > stream is cut to pieces and gets unintelligible . On 2.4.2x I don't get > even the slightest distortion in the audio stream under load. I played > around with different nice levels with no success. The problem persisted > during the whole 2.6.0-test series no matter whether I used -mm kernels > or pristine Linus kernels. Even when nicing the kernel compile to +19 > the distortions start right away. I tried Nick Piggin's scheduler which > fared slightly better after changing the nice level of gnomemeeting to > -10 but it's still a far cry from the 2.4.2x feeling without any > fiddling with nice values. > > Any hints where to start looking are greatly appreciated. > Hi Christian, is it true, that your X-Server runs with a higher priority? Perhaps you are a Debian user? If thats the case try to make your X-Server run with normal priority. That fixed sound problems here too. I had the problem that I could not play an mp3 file without distortion while compiling a kernel. -Marc -- 8AAC 5F46 83B4 DB70 8317 3723 296C 6CCA 35A6 4134