From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756194Ab2JEOyH (ORCPT ); Fri, 5 Oct 2012 10:54:07 -0400 Received: from relay1.sgi.com ([192.48.179.29]:50023 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755257Ab2JEOyE (ORCPT ); Fri, 5 Oct 2012 10:54:04 -0400 Message-ID: <506EF48B.5070801@sgi.com> Date: Fri, 5 Oct 2012 09:54:03 -0500 From: Nathan Zimmer User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120912 Thunderbird/15.0.1 MIME-Version: 1.0 To: Joe Perches CC: Bjorn Helgaas , , , Jesse Barnes Subject: Re: [PATCH] revert "PCI: log vendor/device ID always" References: <1349187780-25692-1-git-send-email-nzimmer@sgi.com> <506DB30F.2000704@sgi.com> <1349368662.2008.20.camel@joe-AO722> <506EE6D5.4010603@sgi.com> <1349446478.2008.66.camel@joe-AO722> In-Reply-To: <1349446478.2008.66.camel@joe-AO722> Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [128.162.233.146] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/05/2012 09:14 AM, Joe Perches wrote: > On Fri, 2012-10-05 at 08:55 -0500, Nathan Zimmer wrote: >> On 10/04/2012 11:37 AM, Joe Perches wrote: >>> On Thu, 2012-10-04 at 11:02 -0500, Nathan Zimmer wrote: >>>> At many of our customer sites the log level is set to KERN_DEBUG. It >>>> helps avoid reboots due to operator impatience. Machines this large >>>> take significantly longer then typical to boot and seeing the extra >>>> messages reassures them that the kernel isn't hung. >>> That argues for adding some KERN_INFO "still booting" messages >>> not logging unnecessary KERN_DEBUG messages. >>> >> Actually I would think that argues for reducing boot times on these >> large systems. > Right. > > That's an independent argument, but sure, go ahead > and do that too. > Here is output for my workstation a simple 4x box -bash-4.1$ dmesg | grep "type [0-9][0-9] class" | wc 12 108 804 -bash-4.1$ dmesg | wc 744 6359 49474 Here is some output from one of the biggest boxes. -bash-4.1$ dmesg | wc 26503 235414 1811651 -bash-4.1$ dmesg | grep "type [0-9][0-9] class" | wc 12085 108765 821780