From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266295AbUHTKzn (ORCPT ); Fri, 20 Aug 2004 06:55:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266353AbUHTKzn (ORCPT ); Fri, 20 Aug 2004 06:55:43 -0400 Received: from mustang.oldcity.dca.net ([216.158.38.3]:51097 "HELO mustang.oldcity.dca.net") by vger.kernel.org with SMTP id S266295AbUHTKzc (ORCPT ); Fri, 20 Aug 2004 06:55:32 -0400 Subject: Re: [patch] voluntary-preempt-2.6.8.1-P4 From: Lee Revell To: Ingo Molnar Cc: linux-kernel , Thomas Charbonnel , Florian Schmidt , Felipe Alfaro Solana In-Reply-To: <20040820104107.GA20446@elte.hu> References: <20040816113131.GA30527@elte.hu> <20040816120933.GA4211@elte.hu> <1092716644.876.1.camel@krustophenia.net> <20040817080512.GA1649@elte.hu> <20040819073247.GA1798@elte.hu> <1092972918.10063.11.camel@krustophenia.net> <20040820081319.GA4321@elte.hu> <1092993242.10063.66.camel@krustophenia.net> <20040820102732.GA14622@elte.hu> <1092998028.10063.103.camel@krustophenia.net> <20040820104107.GA20446@elte.hu> Content-Type: text/plain Message-Id: <1092999330.10063.110.camel@krustophenia.net> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 Date: Fri, 20 Aug 2004 06:55:31 -0400 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2004-08-20 at 06:41, Ingo Molnar wrote: > * Lee Revell wrote: > > > > well, 9 msecs is still not nice. I've been able to trigger larger than > > > 10msec latencies too on a 2 GHz box. > > > > If this is the case then should a make -j12 have ground the machine to > > a halt the way it did? > > well, does it slow down that much with tracing and voluntary-preempt > disabled too? > Yup. turns out, this is enough to use all available RAM and swap space (1G total). I probably went OOM. Good stress test though. Lee