From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932182AbcBDU1Z (ORCPT ); Thu, 4 Feb 2016 15:27:25 -0500 Received: from gum.cmpxchg.org ([85.214.110.215]:56868 "EHLO gum.cmpxchg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756586AbcBDU0n (ORCPT ); Thu, 4 Feb 2016 15:26:43 -0500 Date: Thu, 4 Feb 2016 15:25:46 -0500 From: Johannes Weiner To: Martijn Coenen Cc: linux-mm@kvack.org, Anton Vorontsov , Andrew Morton , Michal Hocko , Vladimir Davydov , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Jonathan Corbet Subject: Re: [PATCH] mm: vmpressure: make vmpressure_window a tunable. Message-ID: <20160204202546.GB8208@cmpxchg.org> References: <001a114b360c7fdb9b052adb91d6@google.com> <20160203161910.GA10440@cmpxchg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Feb 04, 2016 at 12:18:34PM +0100, Martijn Coenen wrote: > I like this idea; I'm happy to come up with a window size and scaling > factors that we think works well, and get your feedback on that. My > only concern again would be that what works well for us may not work > well for others. Thanks for doing this. There is a good chance that this will work just fine for others as well, so I think it's preferable to speculatively change the implementation than adding ABI for potentially no reason. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f53.google.com (mail-wm0-f53.google.com [74.125.82.53]) by kanga.kvack.org (Postfix) with ESMTP id 315204403D8 for ; Thu, 4 Feb 2016 15:26:38 -0500 (EST) Received: by mail-wm0-f53.google.com with SMTP id r129so229231390wmr.0 for ; Thu, 04 Feb 2016 12:26:38 -0800 (PST) Received: from gum.cmpxchg.org (gum.cmpxchg.org. [85.214.110.215]) by mx.google.com with ESMTPS id gk5si19835231wjb.9.2016.02.04.12.26.37 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 04 Feb 2016 12:26:37 -0800 (PST) Date: Thu, 4 Feb 2016 15:25:46 -0500 From: Johannes Weiner Subject: Re: [PATCH] mm: vmpressure: make vmpressure_window a tunable. Message-ID: <20160204202546.GB8208@cmpxchg.org> References: <001a114b360c7fdb9b052adb91d6@google.com> <20160203161910.GA10440@cmpxchg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: Martijn Coenen Cc: linux-mm@kvack.org, Anton Vorontsov , Andrew Morton , Michal Hocko , Vladimir Davydov , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Jonathan Corbet On Thu, Feb 04, 2016 at 12:18:34PM +0100, Martijn Coenen wrote: > I like this idea; I'm happy to come up with a window size and scaling > factors that we think works well, and get your feedback on that. My > only concern again would be that what works well for us may not work > well for others. Thanks for doing this. There is a good chance that this will work just fine for others as well, so I think it's preferable to speculatively change the implementation than adding ABI for potentially no reason. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org