From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030606AbXAZOrB (ORCPT ); Fri, 26 Jan 2007 09:47:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030638AbXAZOrB (ORCPT ); Fri, 26 Jan 2007 09:47:01 -0500 Received: from mail.netilla.com ([63.97.64.130]:2051 "EHLO aep-us-dc-01.aep-net.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1030606AbXAZOrB (ORCPT ); Fri, 26 Jan 2007 09:47:01 -0500 Message-ID: <45BA148F.9080309@aepnetworks.com> Date: Fri, 26 Jan 2007 09:47:43 -0500 From: Fei Liu User-Agent: Thunderbird 1.5.0.7 (X11/20060913) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Re: linux i386 kernel 2.4.16 2.4.22 scheduling issue? References: <45B95213.5060202@shaw.ca> In-Reply-To: <45B95213.5060202@shaw.ca> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 26 Jan 2007 14:47:00.0465 (UTC) FILETIME=[D5E23E10:01C74158] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Robert Hancock wrote: > Fei Liu wrote: >> Hello group, I have some concern about scheduling issue with 2.4.16 >> and 2.4.22 i386 kernel where I see 1200+ interrupts and context >> switches per second through vmstat when machine is under load. Is >> this behavior normal? Is there any know scheduling issue with the >> above mentioned kernel versions? > > That number doesn't seem too unusual.. > Thanks, Is there a summary page of scheduler changes made between 2.4 and 2.6. I searched google etc but not really finding anything useful. Fei