From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752894Ab0HTORY (ORCPT ); Fri, 20 Aug 2010 10:17:24 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:34240 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752774Ab0HTORV (ORCPT ); Fri, 20 Aug 2010 10:17:21 -0400 Date: Fri, 20 Aug 2010 16:17:03 +0200 From: Ingo Molnar To: Don Zickus Cc: Peter Zijlstra , Robert Richter , Cyrill Gorcunov , Lin Ming , "fweisbec@gmail.com" , "linux-kernel@vger.kernel.org" , "Huang, Ying" , Yinghai Lu , Andi Kleen Subject: Re: [PATCH -v3] perf, x86: try to handle unknown nmis with running perfctrs Message-ID: <20100820141703.GA29697@elte.hu> References: <20100817152225.GQ26154@erda.amd.com> <1282214753.1926.4669.camel@laptop> <20100819141240.GO4879@redhat.com> <1282228033.2605.204.camel@laptop> <20100820015017.GA4879@redhat.com> <20100820081605.GD17551@elte.hu> <1282298651.2605.769.camel@laptop> <20100820123901.GE4879@redhat.com> <20100820132737.GD3321@elte.hu> <20100820135118.GI4879@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100820135118.GI4879@redhat.com> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: 1.0 X-ELTE-SpamLevel: s X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=1.0 required=5.9 tests=BAYES_50 autolearn=no SpamAssassin version=3.2.5 1.0 BAYES_50 BODY: Bayesian spam probability is 40 to 60% [score: 0.4019] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org it's not working so well, i'm getting: Uhhuh. NMI received for unknown reason 00 on CPU 9. Do you have a strange power saving mode enabled? Dazed and confused, but trying to continue on a nehalem box, after a perf top and perf stat run. Thanks, Ingo