From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265337AbUBFDTU (ORCPT ); Thu, 5 Feb 2004 22:19:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266071AbUBFDTU (ORCPT ); Thu, 5 Feb 2004 22:19:20 -0500 Received: from firewall.conet.cz ([213.175.54.250]:16256 "EHLO localhost.localdomain") by vger.kernel.org with ESMTP id S265337AbUBFDTT (ORCPT ); Thu, 5 Feb 2004 22:19:19 -0500 Message-ID: <402307B3.9070103@conet.cz> Date: Fri, 06 Feb 2004 04:19:15 +0100 From: Libor Vanek User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040115 X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Kernel speed acording to selected CPU? Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, did anybody done some benchmarking of kernel speed according to selected CPU? What I mean - if I have let's say P4, Athlon & VIA C3 and I compile kernel for generic Pentium class or compile it for each CPU separately what can be perfomance hit? 1%? 20%? 100%? ;) I know that it heavily depends on how much I spent in user/kernel space and usage (desktop/file server/database/...) Thanks, Libor