From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763256AbXGXTNZ (ORCPT ); Tue, 24 Jul 2007 15:13:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756844AbXGXTNL (ORCPT ); Tue, 24 Jul 2007 15:13:11 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:58136 "EHLO mail.dvmed.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755392AbXGXTNJ (ORCPT ); Tue, 24 Jul 2007 15:13:09 -0400 Message-ID: <46A64F40.9080908@garzik.org> Date: Tue, 24 Jul 2007 15:13:04 -0400 From: Jeff Garzik User-Agent: Thunderbird 1.5.0.12 (X11/20070719) MIME-Version: 1.0 To: Aaron Porter CC: Andi Kleen , linux-kernel@vger.kernel.org Subject: Re: miserable performance of 2.6.21 under network load References: <20070724172513.GB24543@primate.net> <20070724184908.GD24543@primate.net> In-Reply-To: <20070724184908.GD24543@primate.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.3 (----) X-Spam-Report: SpamAssassin version 3.1.9 on srv5.dvmed.net summary: Content analysis details: (-4.3 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Turn off slab debugging and preempt, and see if that helps. Jeff