Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261321AbUCDAlZ (ORCPT ); Wed, 3 Mar 2004 19:41:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261369AbUCDAlZ (ORCPT ); Wed, 3 Mar 2004 19:41:25 -0500 Received: from alt.aurema.com ([203.217.18.57]:37527 "EHLO smtp.sw.oz.au") by vger.kernel.org with ESMTP id S261321AbUCDAlJ (ORCPT ); Wed, 3 Mar 2004 19:41:09 -0500 Message-ID: <40467B1C.8080204@aurema.com> Date: Thu, 04 Mar 2004 11:41:00 +1100 From: Peter Williams Organization: Aurema Pty Ltd User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.4) Gecko/20030624 Netscape/7.1 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Andi Kleen CC: johnl@aurema.com, linux-kernel@vger.kernel.org Subject: Re: [RFC][PATCH] O(1) Entitlement Based Scheduler References: <40426E1C.8010806@aurema.com.suse.lists.linux.kernel> <404554D8.5040800@aurema.com> <20040303165718.379f9151.ak@suse.de> In-Reply-To: <20040303165718.379f9151.ak@suse.de> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1839 Lines: 46 Andi Kleen wrote: > On Wed, 03 Mar 2004 14:45:28 +1100 > Peter Williams wrote: > > >>Andi Kleen wrote: >> >>>Peter Williams writes: >>> >>>One comment on the patches: could you remove the zillions of numerical Kconfig >>>options and just make them sysctls? I don't think it makes any sense >>>to require a reboot to change any of that. And the user is unlikely >>>to have much idea yet on what he wants on them while configuring. >> >>The default initial values should be fine and the default configuration >>allows the scheduling tuning parameters (i.e. half life and time slice >> ) to be changed on a running system via the /proc file system. > > > I'm running the 2.6.3-full patch on my workstation now. No tuning applied > at all. I reniced the X server to -10. When I have two kernel compiles (without any -j*) > running there is a visible (=not really slow, but long enough to notice something) > delay in responses while typing something in a xterm. In sylpheed there > is the same issue. > > The standard scheduler didn't show this that extreme with only two compiles. > Thanks for the feedback. We're looking at some minor modifications to try and improve this issue. BTW Could you try it with the X server reniced to -15? Thanks Peter -- Dr Peter Williams, Chief Scientist peterw@aurema.com Aurema Pty Limited Tel:+61 2 9698 2322 PO Box 305, Strawberry Hills NSW 2012, Australia Fax:+61 2 9699 9174 79 Myrtle Street, Chippendale NSW 2008, Australia http://www.aurema.com - 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/