Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030375AbWCUNsK (ORCPT ); Tue, 21 Mar 2006 08:48:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030374AbWCUNsK (ORCPT ); Tue, 21 Mar 2006 08:48:10 -0500 Received: from mail.gmx.de ([213.165.64.20]:40652 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S1030375AbWCUNsJ (ORCPT ); Tue, 21 Mar 2006 08:48:09 -0500 X-Authenticated: #14349625 Subject: Re: interactive task starvation From: Mike Galbraith To: Willy Tarreau Cc: Con Kolivas , Ingo Molnar , lkml , Andrew Morton , bugsplatter@gmail.com In-Reply-To: <20060321133842.GB26171@w.ods.org> References: <200603090036.49915.kernel@kolivas.org> <200603212253.03637.kernel@kolivas.org> <1142946610.7807.43.camel@homer> <200603220013.15870.kernel@kolivas.org> <20060321133842.GB26171@w.ods.org> Content-Type: text/plain Date: Tue, 21 Mar 2006 14:48:14 +0100 Message-Id: <1142948894.7807.69.camel@homer> Mime-Version: 1.0 X-Mailer: Evolution 2.4.0 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1016 Lines: 20 On Tue, 2006-03-21 at 14:38 +0100, Willy Tarreau wrote: > What you describe is exactly a case for a tunable. Different people with > different workloads want different values. Seems fair enough. After all, > we already have /proc/sys/vm/swappiness, and things like that for the same > reason : the default value should suit most users, and the ones with > knowledge and different needs can tune their system. Maybe grace_{g1,g2} > should be renamed to be more explicit, may be we can automatically tune > one from the other and let only one tunable. But if both have a useful > effect, I don't see a reason for hiding them. I'm wide open to suggestions. I tried to make it functional, flexible, and above all, dirt simple. Adding 'acceptable' would be cool :) -Mike - 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/