Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262484AbUCEL3I (ORCPT ); Fri, 5 Mar 2004 06:29:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262498AbUCEL3I (ORCPT ); Fri, 5 Mar 2004 06:29:08 -0500 Received: from mail-05.iinet.net.au ([203.59.3.37]:28873 "HELO mail.iinet.net.au") by vger.kernel.org with SMTP id S262484AbUCEL3D (ORCPT ); Fri, 5 Mar 2004 06:29:03 -0500 Message-ID: <40485FD0.4000708@cyberone.com.au> Date: Fri, 05 Mar 2004 22:09:04 +1100 From: Nick Piggin User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040122 Debian/1.6-1 X-Accept-Language: en MIME-Version: 1.0 To: "Prakash K. Cheemplavam" CC: linux-kernel , Jason Cox , Autar022@planet.nl Subject: Re: nicksched v30 References: <4048204E.8000807@cyberone.com.au> <40485B02.4020604@gmx.de> In-Reply-To: <40485B02.4020604@gmx.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1659 Lines: 48 Prakash K. Cheemplavam wrote: > Nick Piggin wrote: > >> http://www.kerneltrap.org/~npiggin/v30.gz >> >> Applies to kernel 2.6.4-rc1-mm2. >> Run X at about nice -10 or -15. >> Please report interactivity problems with the default scheduler >> before using this one etc etc. > > > So far i noticed: > > with default scheduler: > > When I run emerge sync (I am on gentoo) and finally the cache on disk > gets updated (very heavy disk activity), default scheduler (in > conjunction with cfq, haven' tried other) causes a schmall pause of > 1-2 seconds when I use my browser, ie mouse cursor is ok, but I cannot > scroll for that time. > Probably just reading stuff in. > your scheduler: I tried it with the "love-sources", so maybe that > patch "steel300" incorporated was already a bit outdated, but I dunno. > It had the same version as above. When I click on a link in > thunderbird and it opens up in firefox (is started and just a new tab > is created) the mouses stutters for a brief moment. This didn't happen > with default scheduler. I dunno if above sympton happens with yours. > > I haven't reniced X withy our patch. But I did it once and I didn't > see much of a difference. (I dunno if the mouse stutter went away > then...) > If you don't renice X then it doesn't get any special treatment and interactivity is generally worse. It makes a very big difference here when I run X at -15. - 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/