Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754645AbZIUHdU (ORCPT ); Mon, 21 Sep 2009 03:33:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754480AbZIUHdT (ORCPT ); Mon, 21 Sep 2009 03:33:19 -0400 Received: from casper.infradead.org ([85.118.1.10]:48674 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751779AbZIUHdT (ORCPT ); Mon, 21 Sep 2009 03:33:19 -0400 Date: Mon, 21 Sep 2009 09:33:28 +0200 From: Arjan van de Ven To: Mike Galbraith Cc: Jan Kara , Jiri Kosina , Ulrich Lukas , Linux Kernel Mailing List Subject: Re: Poor desktop responsiveness with background I/O-operations Message-ID: <20090921093328.75ae5519@infradead.org> In-Reply-To: <1253517908.25640.37.camel@marge.simson.net> References: <4AB59CBB.8090907@datenparkplatz.de> <20090920220405.GA395@duck.suse.cz> <1253517908.25640.37.camel@marge.simson.net> Organization: Intel X-Mailer: Claws Mail 3.7.2 (GTK+ 2.14.7; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 684 Lines: 17 On Mon, 21 Sep 2009 09:25:08 +0200 Mike Galbraith wrote: > I still occasionally see some largish numbers though, and suspect that > depends on how much cache was evicted. if you run latencytop it'll at least tell you what kind of operating was going on that hit the delay... -- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/