From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753188AbXDCGLz (ORCPT ); Tue, 3 Apr 2007 02:11:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753222AbXDCGLz (ORCPT ); Tue, 3 Apr 2007 02:11:55 -0400 Received: from mail.gmx.net ([213.165.64.20]:38177 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753188AbXDCGLy (ORCPT ); Tue, 3 Apr 2007 02:11:54 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX1+Y/fM7J1SYoXgFWKcDfBZE2kKmmDWAUaL2CXIH5Y RPXEMSQgYHT8Tb Subject: Re: [PATCH] sched: staircase deadline misc fixes From: Mike Galbraith To: Ingo Molnar Cc: Con Kolivas , linux list , Andrew Morton , ck list In-Reply-To: <20070403060109.GA6708@elte.hu> References: <200703290237.38777.kernel@kolivas.org> <200703290944.45888.kernel@kolivas.org> <1175147455.6430.91.camel@Homer.simpson.net> <200704031237.21946.kernel@kolivas.org> <1175578270.6342.12.camel@Homer.simpson.net> <20070403060109.GA6708@elte.hu> Content-Type: text/plain Date: Tue, 03 Apr 2007 08:11:50 +0200 Message-Id: <1175580710.6751.10.camel@Homer.simpson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.8.2 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 Tue, 2007-04-03 at 08:01 +0200, Ingo Molnar wrote: > * Mike Galbraith wrote: > > > > Try two instances of chew.c at _differing_ nice levels on one cpu on > > > mainline, and then SD. This is why you can't renice X on mainline. > > > > How about something more challenging instead :) > > > > The numbers below are from my scheduler tree with massive_intr running > > at nice 0, and chew at nice 5. Below these numbers are 100 lines from > > the exact center of chew's output. > > > > (interactivity remains intact with this rather heavy load) > > looks interesting - could you send the patch? Sorry, that tree is not _even_ ready for viewing yet. (and it's got an occasional oops bug i have to kill) -Mike