From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Pietsch Subject: Re: kernel 3.10.1 - "NMI received for unknown reason" Date: Wed, 31 Jul 2013 11:10:01 +0200 Message-ID: <51F8D469.3050104@sp.consulting.lsexperts.de> References: <51F2BF0F.5060404@sp.consulting.lsexperts.de> <20130726183910.GC3482@redhat.com> <51F6315F.4050205@sp.consulting.lsexperts.de> <20130729091637.GA18009@redhat.com> <51F6D578.5030105@sp.consulting.lsexperts.de> <20130730053134.GG28372@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org To: Gleb Natapov Return-path: Received: from mail.pawisda.de ([213.157.4.156]:59984 "EHLO mail.pawisda.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754269Ab3GaJKD (ORCPT ); Wed, 31 Jul 2013 05:10:03 -0400 In-Reply-To: <20130730053134.GG28372@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On 30.07.2013 07:31, Gleb Natapov wrote: > What happen if you run perf on your host (perf record -a)? > Do you see same NMI messages? It seems that "perf record -a" triggers some delayed NMI messages. They appear about 20 or 30 minutes after the command. This seems strange.