From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olaf Kirch Subject: Re: 2.6.19-rc1: Volanomark slowdown Date: Thu, 9 Nov 2006 10:21:31 +0100 Message-ID: <20061109092131.GA19715@suse.de> References: <1162924354.10806.172.camel@localhost.localdomain> <1163001318.3138.346.camel@laptopd505.fenrus.org> <20061108162955.GA4364@suse.de> <1163011132.10806.189.camel@localhost.localdomain> <20061108221028.GA16889@suse.de> <1163023652.10806.203.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Arjan van de Ven , linux-kernel@vger.kernel.org, davem@sunset.davemloft.net, kuznet@ms2.inr.ac.ru, netdev@vger.kernel.org Return-path: Received: from mx2.suse.de ([195.135.220.15]:35734 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S1754798AbWKIJVl (ORCPT ); Thu, 9 Nov 2006 04:21:41 -0500 To: Tim Chen Content-Disposition: inline In-Reply-To: <1163023652.10806.203.camel@localhost.localdomain> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, Nov 08, 2006 at 02:07:32PM -0800, Tim Chen wrote: > In my testing, the CPU utilization is at 100%. So > increase in ACKs will cost CPU to devote more > time to process those ACKs and reduce throughput. Oh, I see. I would test on a real network with real clients. I doubt you would observe a noticeable effect there. Olaf -- Walks like a duck. Quacks like a duck. Must be a chicken.