From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755836AbXD0Nmt (ORCPT ); Fri, 27 Apr 2007 09:42:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755839AbXD0Nmt (ORCPT ); Fri, 27 Apr 2007 09:42:49 -0400 Received: from www.osadl.org ([213.239.205.134]:36380 "EHLO mail.tglx.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755837AbXD0Nmk (ORCPT ); Fri, 27 Apr 2007 09:42:40 -0400 Subject: Re: [patch] CFS scheduler, -v6 From: Thomas Gleixner Reply-To: tglx@linutronix.de To: Ingo Molnar Cc: Kasper Sandberg , Gene Heskett , linux-kernel@vger.kernel.org, Linus Torvalds , Andrew Morton , Con Kolivas , Nick Piggin , Mike Galbraith , Arjan van de Ven , Peter Williams , caglar@pardus.org.tr, Willy Tarreau , Mark Lord , Zach Carter , buddabrod In-Reply-To: <1177681144.25960.117.camel@localhost.localdomain> References: <20070425214704.GA32572@elte.hu> <1177596399.14496.1.camel@localhost> <200704261041.04838.gene.heskett@gmail.com> <1177618164.14496.5.camel@localhost> <20070427115344.GA30706@elte.hu> <20070427115526.GA7699@elte.hu> <1177681144.25960.117.camel@localhost.localdomain> Content-Type: text/plain Date: Fri, 27 Apr 2007 15:44:36 +0200 Message-Id: <1177681476.25960.119.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2007-04-27 at 15:39 +0200, Thomas Gleixner wrote: > ogg123 local harddisk skips > ogg123 nfs works > ogg123 /dev/shm works > > The skips when running from the local harddisk are definitely caused by > the I/O scheduler or some other bottleneck in the block/disk/scsi/sata > jungle. I try to find out more details. Forgot to mention that it happens with any scheduler. tglx