From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265468AbTFMSIw (ORCPT ); Fri, 13 Jun 2003 14:08:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265469AbTFMSIw (ORCPT ); Fri, 13 Jun 2003 14:08:52 -0400 Received: from ppp-217-133-42-200.cust-adsl.tiscali.it ([217.133.42.200]:46240 "EHLO dualathlon.random") by vger.kernel.org with ESMTP id S265468AbTFMSIv (ORCPT ); Fri, 13 Jun 2003 14:08:51 -0400 Date: Fri, 13 Jun 2003 20:23:19 +0200 From: Andrea Arcangeli To: "David S. Miller" Cc: akpm@digeo.com, davidsen@tmr.com, haveblue@us.ibm.com, habanero@us.ibm.com, mbligh@aracnet.com, linux-kernel@vger.kernel.org Subject: Re: userspace irq balancer Message-ID: <20030613182319.GP1571@dualathlon.random> References: <20030527115314.GU3767@dualathlon.random> <20030527.150449.08322270.davem@redhat.com> <20030527222712.GB1453@dualathlon.random> <20030612.232249.104032251.davem@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030612.232249.104032251.davem@redhat.com> User-Agent: Mutt/1.4i X-GPG-Key: 1024D/68B9CB43 13D9 8355 295F 4823 7C49 C012 DFA1 686E 68B9 CB43 X-PGP-Key: 1024R/CB4660B9 CC A0 71 81 F4 A0 63 AC C0 4B 81 1D 8C 15 C8 E5 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 12, 2003 at 11:22:49PM -0700, David S. Miller wrote: > From: Andrea Arcangeli > Date: Wed, 28 May 2003 00:27:12 +0200 > > I see your point, please try with 2.4.21rc4aa1 or with this patch: > > http://www.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.21rc4aa1/00_ksoftirqd-max-loop-networking-1 > > you can put a printk in the ksoftirqd loop and tune the N until it > behaves as you want. > > Ingo's specweb testing indicated that a value somewhere between 8 and > 10 appear optimal. Sounds very good. > > I've pushed this change into Andrew's -mm 2.5.x patch set. Thanks! Andrea