From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758889AbZAWSvl (ORCPT ); Fri, 23 Jan 2009 13:51:41 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752866AbZAWSv2 (ORCPT ); Fri, 23 Jan 2009 13:51:28 -0500 Received: from smtp-out.google.com ([216.239.33.17]:52891 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752676AbZAWSv0 (ORCPT ); Fri, 23 Jan 2009 13:51:26 -0500 DomainKey-Signature: a=rsa-sha1; s=beta; d=google.com; c=nofws; q=dns; h=mime-version:in-reply-to:references:date:message-id:subject:from:to: cc:content-type:content-transfer-encoding: x-gmailtapped-by:x-gmailtapped; b=qGArTalim+LkWspJxS/rVZrl4gY05YxsD5bGRM8GcWDoSx4Eo7emLcpza31VtR5Jg 6UE0/NFqwuVe1e+2GaZaA== MIME-Version: 1.0 In-Reply-To: <497A0F27.3030801@hp.com> References: <1232617672.14549.25.camel@penberg-laptop> <1232679773.11429.155.camel@ymzhang> <200901231933.10101.nickpiggin@yahoo.com.au> <1232701348.11429.170.camel@ymzhang> <497A0F27.3030801@hp.com> Date: Fri, 23 Jan 2009 10:51:18 -0800 Message-ID: Subject: Re: care and feeding of netperf (Re: Mainline kernel OLTP performance update) From: Grant Grundler To: Rick Jones Cc: "Zhang, Yanmin" , Nick Piggin , Pekka Enberg , Christoph Lameter , Andi Kleen , Matthew Wilcox , Andrew Morton , netdev@vger.kernel.org, sfr@canb.auug.org.au, matthew.r.wilcox@intel.com, chinang.ma@intel.com, linux-kernel@vger.kernel.org, sharad.c.tripathi@intel.com, arjan@linux.intel.com, suresh.b.siddha@intel.com, harita.chilukuri@intel.com, douglas.w.styner@intel.com, peter.xihong.wang@intel.com, hubert.nueckel@intel.com, chris.mason@oracle.com, srostedt@redhat.com, linux-scsi@vger.kernel.org, andrew.vasquez@qlogic.com, anirban.chakraborty@qlogic.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-GMailtapped-By: 172.24.198.85 X-GMailtapped: grundler Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jan 23, 2009 at 10:40 AM, Rick Jones wrote: ... > And I would probably add the -c and -C options to have netperf report > service demands. For performance analysis, the service demand is often more interesting than the absolute performance (which typically only varies a few Mb/s for gigE NICs). I strongly encourage adding -c and -C. grant