Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756036AbXI0LNY (ORCPT ); Thu, 27 Sep 2007 07:13:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755021AbXI0LNR (ORCPT ); Thu, 27 Sep 2007 07:13:17 -0400 Received: from sorrow.cyrius.com ([65.19.161.204]:4052 "EHLO sorrow.cyrius.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755001AbXI0LNQ (ORCPT ); Thu, 27 Sep 2007 07:13:16 -0400 Date: Thu, 27 Sep 2007 13:12:59 +0200 From: Martin Michlmayr To: Ingo Molnar Cc: Mike Galbraith , Srivatsa Vaddagiri , linux-kernel@vger.kernel.org, Stephen Hemminger Subject: Re: Network slowdown due to CFS Message-ID: <20070927111259.GF15346@deprecation.cyrius.com> References: <20070926085202.GE3337@deprecation.cyrius.com> <1190802208.7318.5.camel@Homer.simpson.net> <20070926104814.GM3337@deprecation.cyrius.com> <20070926112137.GA13876@elte.hu> <20070926112919.GN3337@deprecation.cyrius.com> <20070927094940.GA2894@elte.hu> <20070927105453.GE15346@deprecation.cyrius.com> <20070927105637.GA17936@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070927105637.GA17936@elte.hu> User-Agent: Mutt/1.5.16 (2007-06-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 565 Lines: 14 * Ingo Molnar [2007-09-27 12:56]: > i'm curious by how much does CPU go down, and what's the output of > iperf? (does it saturate full 100mbit network bandwidth) I get about 94-95 Mbits/sec and CPU drops from 99% to about 82% (this is with a 600 MHz ARM CPU). -- Martin Michlmayr http://www.cyrius.com/ - 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/