Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757502AbYA3Nje (ORCPT ); Wed, 30 Jan 2008 08:39:34 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752335AbYA3NjP (ORCPT ); Wed, 30 Jan 2008 08:39:15 -0500 Received: from trinity.phys.uwm.edu ([129.89.57.159]:44599 "EHLO trinity.phys.uwm.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750825AbYA3NjN (ORCPT ); Wed, 30 Jan 2008 08:39:13 -0500 Date: Wed, 30 Jan 2008 07:38:56 -0600 (CST) From: Bruce Allen X-X-Sender: ballen@trinity.phys.uwm.edu To: Linux Kernel Mailing List cc: Henning Fehrmann , Andi Kleen , Carsten Aulbert , Bruce Allen Subject: Re: e1000 full-duplex TCP performance well below wire speed In-Reply-To: Message-ID: References: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 808 Lines: 24 Hi Andi, Thanks for the reply. > You forgot to specify what user programs you used to get to the > benchmark results. e.g. if the user space does not use large enough > reads/writes then performance will be not optimal. We used netperf (as stated in the first paragraph of the original post). Tell us if you want the command line. Previous testing with older kernels and broadcom NICS has shown full-duplex wire speed. > Also best you repost your results with full information on > netdev@vger.kernel.org Wilco. Just subscribing now. Cheers, Bruce -- 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/