From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762002AbXIKBIV (ORCPT ); Mon, 10 Sep 2007 21:08:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759633AbXIKBIM (ORCPT ); Mon, 10 Sep 2007 21:08:12 -0400 Received: from [218.94.60.124] ([218.94.60.124]:45205 "EHLO nj-server.nj.cpsecure.com" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1759606AbXIKBIM (ORCPT ); Mon, 10 Sep 2007 21:08:12 -0400 X-CSG-FAST-BLOCK: Enabled Message-ID: <46E5EAA1.3030302@nj.cpsecure.com> Date: Tue, 11 Sep 2007 09:08:49 +0800 From: Dong_Wei Reply-To: Dong_Wei@nj.cpsecure.com Organization: CPsecure Inc User-Agent: Thunderbird 2.0.0.6 (X11/20070728) MIME-Version: 1.0 To: Arjan van de Ven Cc: linux-kernel@vger.kernel.org Subject: Re: dynamically use the irqbalance References: <46E4A51D.2050804@nj.cpsecure.com> <20070910160921.5f8e2d73@laptopd505.fenrus.org> In-Reply-To: <20070910160921.5f8e2d73@laptopd505.fenrus.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > On Mon, 10 Sep 2007 09:59:57 +0800 > Dong_Wei wrote: > >> Hi, all. >> I want to dynamically use irqbalance on X86 processor. My design >> is like the following: >> 1) if we boot kernel with "noirqbalance", then irqbalance is >> always disabled. >> 2) if we boot kernel without "noirqbalance", we can enable/disable >> irqbalance in runtime. > > Hi, > > kernel level irqbalance is not the right thing though (afaik it's in > feature-deprecation-schedule); please consider using the userland > irqbalancer instead (www.irqbalance.org). That also makes it entirely > easy to do what you want; since it's a daemon, starting and stopping it > follows standard Linux practice. OK, I see. Maybe it's safe for me to run irqbalance using the userland. Thanks a lot Arjan:) > Greetings, > Arjan van de Ven