From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932536AbYEGIYg (ORCPT ); Wed, 7 May 2008 04:24:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754179AbYEGIYU (ORCPT ); Wed, 7 May 2008 04:24:20 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:33212 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751403AbYEGIYS (ORCPT ); Wed, 7 May 2008 04:24:18 -0400 Date: Wed, 7 May 2008 10:24:05 +0200 From: Ingo Molnar To: Miklos Szeredi Cc: linux-kernel@vger.kernel.org, a.p.zijlstra@chello.nl Subject: Re: audio skipping on 2.6.26-rc1 Message-ID: <20080507082405.GA22821@elte.hu> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0012] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Miklos Szeredi wrote: > On a T60 I get occasional (but very annoying) audio skips while > compiling kernels. No kernels (as long as I remeber) prior to this > had any similar problems. > > It's reproducible, but takes some minutes to get reliably. Please > don't tell me to bisect it :) please try latest -git [it has scheduler interactivity fixes], does it work any better? and also turn off: > # CONFIG_CGROUPS is not set > CONFIG_GROUP_SCHED=y > CONFIG_FAIR_GROUP_SCHED=y as it still causes more latencies than it should (even in sched-devel/latest), and the reason is still not understood. Ingo