Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932323AbVJYThc (ORCPT ); Tue, 25 Oct 2005 15:37:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932325AbVJYThb (ORCPT ); Tue, 25 Oct 2005 15:37:31 -0400 Received: from 213-239-205-147.clients.your-server.de ([213.239.205.147]:32998 "EHLO mail.tglx.de") by vger.kernel.org with ESMTP id S932323AbVJYTha (ORCPT ); Tue, 25 Oct 2005 15:37:30 -0400 Subject: Re: 2.6.14-rc5-rt6 -- False NMI lockup detects From: Thomas Gleixner Reply-To: tglx@linutronix.de To: Steven Rostedt Cc: Ingo Molnar , john stultz , LKML In-Reply-To: <1130268292.21118.22.camel@localhost.localdomain> References: <1130250219.21118.11.camel@localhost.localdomain> <20051025142848.GA7642@elte.hu> <1130268292.21118.22.camel@localhost.localdomain> Content-Type: text/plain Organization: linutronix Date: Tue, 25 Oct 2005 21:40:19 +0200 Message-Id: <1130269219.8167.41.camel@tglx.tec.linutronix.de> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 745 Lines: 25 On Tue, 2005-10-25 at 15:24 -0400, Steven Rostedt wrote: > Isn't the jiffy tick implemented with the PIT when possible? Yes, PIT is the tick event source. > So the apic is only used when a timer is needed. And it might be used for profiling, which is also tick bound in the hrt case at the moment. > Also note that this "lockup" > happens on boot up while things are being initialized, so not many > things may be using the timer. Can you send me a log of the boot messages please ? tglx - 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/