From mboxrd@z Thu Jan 1 00:00:00 1970 From: jamal Subject: Re: rps perfomance WAS(Re: rps: question Date: Thu, 15 Apr 2010 08:50:44 -0400 Message-ID: <1271335844.23780.8.camel@bigi> References: <1265568122.3688.36.camel@bigi> <1271268242.16881.1719.camel@edumazet-laptop> <1271271222.4567.51.camel@bigi> <20100414124426.6aee95c3@nehalam> <1271276568.4567.59.camel@bigi> <1271276855.16881.1756.camel@edumazet-laptop> <1271278661.16881.1761.camel@edumazet-laptop> <1271333428.23780.3.camel@bigi> Reply-To: hadi@cyberus.ca Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: Eric Dumazet , Tom Herbert , netdev@vger.kernel.org To: Changli Gao Return-path: Received: from qw-out-2122.google.com ([74.125.92.26]:44779 "EHLO qw-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753042Ab0DOMur (ORCPT ); Thu, 15 Apr 2010 08:50:47 -0400 Received: by qw-out-2122.google.com with SMTP id 8so423140qwh.37 for ; Thu, 15 Apr 2010 05:50:46 -0700 (PDT) In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: On Thu, 2010-04-15 at 20:32 +0800, Changli Gao wrote: > For historical reason, we use Linux-2.6.18. Our company have several > products with CPU Xen, P4, or i7. Some of them are SMP, Multi-Core and > Multi-Threaded. Thanks for sharing. How much more can you say? ;-> Do you have a paper or description of some sort somewhere? > We use the similar mechanism like dynamic weighted > RPS. The total throughput is increased nearly linear with the number > of the worker threads(one worker thread per CPU). Other than the i7 - have you tried to run rps on on the P4? cheers, jamal