Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269750AbUICSuD (ORCPT ); Fri, 3 Sep 2004 14:50:03 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269743AbUICSqy (ORCPT ); Fri, 3 Sep 2004 14:46:54 -0400 Received: from mail4.utc.com ([192.249.46.193]:39404 "EHLO mail4.utc.com") by vger.kernel.org with ESMTP id S269738AbUICSnA (ORCPT ); Fri, 3 Sep 2004 14:43:00 -0400 Message-ID: <4138BAF5.3060105@cybsft.com> Date: Fri, 03 Sep 2004 13:41:57 -0500 From: "K.R. Foley" Organization: Cybersoft Solutions, Inc. User-Agent: Mozilla Thunderbird 0.7.3 (X11/20040803) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Ingo Molnar CC: linux-kernel@vger.kernel.org, Felipe Alfaro Solana , Daniel Schmitt , Lee Revell , Mark_H_Johnson@raytheon.com, "P.O. Gaillard" Subject: Re: [patch] voluntary-preempt-2.6.9-rc1-bk4-R0 References: <20040902063335.GA17657@elte.hu> <20040902065549.GA18860@elte.hu> <20040902111003.GA4256@elte.hu> <20040902215728.GA28571@elte.hu> <4138A56B.4050006@cybsft.com> <20040903183947.GA11417@elte.hu> In-Reply-To: <20040903183947.GA11417@elte.hu> X-Enigmail-Version: 0.85.0.0 X-Enigmail-Supports: pgp-inline, pgp-mime 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: 743 Lines: 25 Ingo Molnar wrote: > * K.R. Foley wrote: > > >>Managed to hang the system again under heavy load. This time with the >>above patch: >> >>http://www.cybsft.com/testresults/crashes/2.6.9-rc1-bk4-R0.txt > > > do you have CONFIG_DEBUG_SPINLOCK and CONFIG_DEBUG_SPINLOCK_SLEEP > enabled? These are pretty good at e.g. catching illegal scheduling in > critical sections much earlier. You can enable them on !SMP kernels as > well. > > Ingo Not currently but I am enabling now. kr - 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/