From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751487AbWADFU2 (ORCPT ); Wed, 4 Jan 2006 00:20:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751511AbWADFU2 (ORCPT ); Wed, 4 Jan 2006 00:20:28 -0500 Received: from omta04ps.mx.bigpond.com ([144.140.83.156]:14509 "EHLO omta04ps.mx.bigpond.com") by vger.kernel.org with ESMTP id S1751487AbWADFU1 (ORCPT ); Wed, 4 Jan 2006 00:20:27 -0500 Message-ID: <43BB5B18.6040709@bigpond.net.au> Date: Wed, 04 Jan 2006 16:20:24 +1100 From: Peter Williams User-Agent: Mozilla Thunderbird 1.0.7-1.1.fc4 (X11/20050929) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Peter Williams CC: Linux Kernel Mailing List , Chris Han , Con Kolivas , William Lee Irwin III , Jake Moilanen Subject: Re: [ANNOUNCE][RFC] PlugSched-6.1.6 for 2.6.15-rc5 and 2.6.15-rc5-mm2 References: <439E6BA0.8020302@bigpond.net.au> <43AE45AF.3010907@bigpond.net.au> In-Reply-To: <43AE45AF.3010907@bigpond.net.au> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Authentication-Info: Submitted using SMTP AUTH PLAIN at omta04ps.mx.bigpond.com from [147.10.133.38] using ID pwil3058@bigpond.net.au at Wed, 4 Jan 2006 05:20:24 +0000 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Peter Williams wrote: > Peter Williams wrote: > >> This version features a major gutting of the SPA based schedulers to >> reduce overhead. The inclusion of the mechanisms for gathering and >> displaying accrued scheduling statistics have been made a compile time >> configurable option (default is exclusion) as they are not an integral >> part of the scheduler and were mainly there to help with tuning. In a >> future version they will be removed completely. >> >> Additionally, the mechanism for auto detection and preferential >> treatment of media streamers in the spa_ws scheduler has been made a >> compile time option (default is exclusion). The reason for this is >> that my testing shows that the performance of media streamers on >> spa_ws is adequate without it. This will also be removed in a future >> version unless requested otherwise. >> >> A patch for 2.6.15-rc5 is available at: >> >> > > > > Applies cleanly to 2.6.15-rc7 so no new patch will be posted. And the 2.6.15 official release. > >> >> >> and a patch for 2.6.15-rc5-mm2 is available at: >> >> >> >> >> Very Brief Documentation: >> >> You can select a default scheduler at kernel build time. If you wish to >> boot with a scheduler other than the default it can be selected at boot >> time by adding: >> >> cpusched= >> >> to the boot command line where is one of: ingosched, >> nicksched, staircase, spa_no_frills, spa_ws, spa_svr or zaphod. If you >> don't change the default when you build the kernel the default scheduler >> will be ingosched (which is the normal scheduler). >> >> The scheduler in force on a running system can be determined by the >> contents of: >> >> /proc/scheduler >> >> Control parameters for the scheduler can be read/set via files in: >> >> /sys/cpusched// >> >> Peter > > > -- Peter Williams pwil3058@bigpond.net.au "Learning, n. The kind of ignorance distinguishing the studious." -- Ambrose Bierce