Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S968607AbWLES1q (ORCPT ); Tue, 5 Dec 2006 13:27:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S968605AbWLES1q (ORCPT ); Tue, 5 Dec 2006 13:27:46 -0500 Received: from smtp.osdl.org ([65.172.181.25]:33914 "EHLO smtp.osdl.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S968607AbWLES1p (ORCPT ); Tue, 5 Dec 2006 13:27:45 -0500 Date: Tue, 5 Dec 2006 10:26:54 -0800 From: Andrew Morton To: Christoph Lameter Cc: Mel Gorman , KAMEZAWA Hiroyuki , apw@shadowen.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Add __GFP_MOVABLE for callers to flag allocations that may be migrated Message-Id: <20061205102654.19165150.akpm@osdl.org> In-Reply-To: References: <20061130170746.GA11363@skynet.ie> <20061130173129.4ebccaa2.akpm@osdl.org> <20061201110103.08d0cf3d.akpm@osdl.org> <20061204140747.GA21662@skynet.ie> <20061204113051.4e90b249.akpm@osdl.org> <20061204143435.6ab587db.akpm@osdl.org> <20061205101629.5cb78828.kamezawa.hiroyu@jp.fujitsu.com> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.6; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1074 Lines: 33 On Tue, 5 Dec 2006 08:05:16 -0800 (PST) Christoph Lameter wrote: > On Tue, 5 Dec 2006, Mel Gorman wrote: > > > That is one possibility. There are people working on fake nodes for containers > > at the moment. If that pans out, the infrastructure would be available to > > create one node per DIMM. > > Right that is a hack in use for one project. Other projects can use it too. It has the distinct advantage that it works with today's VM. > We would be adding huge > amounts of VM overhead if we do a node per DIMM. No we wouldn't. > So a desktop system with two dimms is to be treated like a NUMA > system? Could do that. Or make them separate zones. > Or how else do we deal with the multitude of load balancing > situations that the additional nodes will generate? No such problems are known. - 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/