Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262128AbVBKMhL (ORCPT ); Fri, 11 Feb 2005 07:37:11 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262130AbVBKMhK (ORCPT ); Fri, 11 Feb 2005 07:37:10 -0500 Received: from ecfrec.frec.bull.fr ([129.183.4.8]:42455 "EHLO ecfrec.frec.bull.fr") by vger.kernel.org with ESMTP id S262128AbVBKMhD (ORCPT ); Fri, 11 Feb 2005 07:37:03 -0500 Subject: Re: [RFC][PATCH 2.6.11-rc3-mm2] Relay Fork Module From: Guillaume Thouvenin To: Andrew Morton Cc: lkml , Gerrit Huizenga , elsa-devel , Greg KH , Jay Lan In-Reply-To: <20050211005446.081aa075.akpm@osdl.org> References: <1107786245.9582.27.camel@frecb000711.frec.bull.fr> <20050207154623.33333cda.akpm@osdl.org> <1108109504.30559.43.camel@frecb000711.frec.bull.fr> <20050211005446.081aa075.akpm@osdl.org> Date: Fri, 11 Feb 2005 13:32:44 +0100 Message-Id: <1108125164.30559.51.camel@frecb000711.frec.bull.fr> Mime-Version: 1.0 X-Mailer: Evolution 2.0.2 X-MIMETrack: Itemize by SMTP Server on ECN002/FR/BULL(Release 5.0.12 |February 13, 2003) at 11/02/2005 13:41:25, Serialize by Router on ECN002/FR/BULL(Release 5.0.12 |February 13, 2003) at 11/02/2005 13:45:44, Serialize complete at 11/02/2005 13:45:44 Content-Transfer-Encoding: 7bit Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1274 Lines: 38 On Fri, 2005-02-11 at 00:54 -0800, Andrew Morton wrote: > > I tested this patch on a 2.6.11-rc3-mm2 kernel and there is a little > > overhead when I compile a Linux kernel: > > > > #time sh -c 'make O=/home/guill/build/k2610 bzImage && > > make O=/home/guill/build/k2610 modules' > > > > with a vanilla kernel: real 8m10.797s > > user 7m29.652s > > sys 0m49.275s > > > > with the forkuevent patch : real 8m16.189s > > user 7m28.841s > > sys 0m49.155s > > Was that when some process was monitoring the netlink socket? The test was done without monitoring. I ran another one with monitoring and the result is: real 8m12.747s user 7m30.761s sys 0.51.414s As I only tested each case only once, I'm going to run the same test five times to have a more accurate results. Thank you very much for your comments, I'm carefully looking all of them. I will send comments next week. Regards, Guillaume - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/