From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030301AbWD1Hjh (ORCPT ); Fri, 28 Apr 2006 03:39:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030303AbWD1Hjg (ORCPT ); Fri, 28 Apr 2006 03:39:36 -0400 Received: from mail.gmx.de ([213.165.64.20]:9652 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S1030301AbWD1Hjg (ORCPT ); Fri, 28 Apr 2006 03:39:36 -0400 X-Authenticated: #14349625 Subject: Re: [PATCH 0/9] CPU controller From: Mike Galbraith To: MAEDA Naoaki Cc: akpm@osdl.org, linux-kernel@vger.kernel.org, ckrm-tech@lists.sourceforge.net In-Reply-To: <20060428162612.7760628d.maeda.naoaki@jp.fujitsu.com> References: <20060428013730.9582.9351.sendpatchset@moscone.dvs.cs.fujitsu.co.jp> <1146201936.7523.15.camel@homer> <20060428144859.a07bb5b2.maeda.naoaki@jp.fujitsu.com> <1146207589.7551.7.camel@homer> <20060428162612.7760628d.maeda.naoaki@jp.fujitsu.com> Content-Type: text/plain Date: Fri, 28 Apr 2006 09:41:09 +0200 Message-Id: <1146210069.7551.31.camel@homer> Mime-Version: 1.0 X-Mailer: Evolution 2.4.0 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2006-04-28 at 16:26 +0900, MAEDA Naoaki wrote: > On Fri, 28 Apr 2006 08:59:49 +0200 > Mike Galbraith wrote: > > You simply cannot ignore interactive tasks. At the very least, you have > > to disallow requeue if the resource limit has been exceeded, otherwise, > > this patch set is non-functional. > > It can be easily implemented on top of the current code. Do you know a good > sample program that is judged as interactive but consumes lots of cpu? X sometimes, Mozilla sometimes,... KDE konsole when scrolling,... anything that on average sleeps more than roughly 5% of it's slice can starve you to death either alone, or (worse) with peers. -Mike