From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267382AbUHDTvl (ORCPT ); Wed, 4 Aug 2004 15:51:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267394AbUHDTvk (ORCPT ); Wed, 4 Aug 2004 15:51:40 -0400 Received: from fw.osdl.org ([65.172.181.6]:19656 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S267382AbUHDTvj (ORCPT ); Wed, 4 Aug 2004 15:51:39 -0400 Date: Wed, 4 Aug 2004 12:50:05 -0700 From: Andrew Morton To: "Martin J. Bligh" Cc: kernel@kolivas.org, linux-kernel@vger.kernel.org, mingo@elte.hu, ricklind@us.ibm.com Subject: Re: 2.6.8-rc2-mm2 performance improvements (scheduler?) Message-Id: <20040804125005.544e9304.akpm@osdl.org> In-Reply-To: <211490000.1091648060@flay> References: <6560000.1091632215@[10.10.2.4]> <7480000.1091632378@[10.10.2.4]> <20040804122414.4f8649df.akpm@osdl.org> <211490000.1091648060@flay> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org "Martin J. Bligh" wrote: > > PS. schedstats is great for this kind of thing. Very useful, minimally > invasive, no impact unless configed in, and nothing measurable even then. > Hint. Hint ;-) Ho hum. It's up to the hordes of scheduler hackers really. If they want, and can agree upon a patch then go wild. It should be against -mm minus staircase, as there's a fair amount of scheduler stuff banked up for post-2.6.8.