Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754652Ab3GJPlN (ORCPT ); Wed, 10 Jul 2013 11:41:13 -0400 Received: from mx1.redhat.com ([209.132.183.28]:60773 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753948Ab3GJPlL (ORCPT ); Wed, 10 Jul 2013 11:41:11 -0400 Date: Wed, 10 Jul 2013 11:40:29 -0400 From: Dave Jones To: Markus Trippelsdorf Cc: Ingo Molnar , Thomas Gleixner , Linus Torvalds , Linux Kernel , Peter Anvin , Peter Zijlstra Subject: Re: Yet more softlockups. Message-ID: <20130710154029.GB11309@redhat.com> Mail-Followup-To: Dave Jones , Markus Trippelsdorf , Ingo Molnar , Thomas Gleixner , Linus Torvalds , Linux Kernel , Peter Anvin , Peter Zijlstra References: <20130704015525.GA8486@redhat.com> <20130705143821.GB325@redhat.com> <20130705160043.GF325@redhat.com> <20130706072408.GA14865@gmail.com> <20130710151324.GA11309@redhat.com> <20130710152015.GA757@x4> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130710152015.GA757@x4> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 743 Lines: 21 On Wed, Jul 10, 2013 at 05:20:15PM +0200, Markus Trippelsdorf wrote: > On 2013.07.10 at 11:13 -0400, Dave Jones wrote: > > I get this right after booting.. > > > > [ 114.516619] perf samples too long (4262 > 2500), lowering kernel.perf_event_max_sample_rate to 50000 > > You can disable this warning by: > > echo 0 > /proc/sys/kernel/perf_cpu_time_max_percent Yes, but why is this even being run when I'm not running perf ? The only NMI source running should be the watchdog. Dave -- 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/