Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750994AbVJCPFE (ORCPT ); Mon, 3 Oct 2005 11:05:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751004AbVJCPFE (ORCPT ); Mon, 3 Oct 2005 11:05:04 -0400 Received: from warden3-p.diginsite.com ([208.147.64.186]:59787 "HELO warden3.diginsite.com") by vger.kernel.org with SMTP id S1751002AbVJCPFC (ORCPT ); Mon, 3 Oct 2005 11:05:02 -0400 From: David Lang To: "Martin J. Bligh" Cc: Magnus Damm , Dave Hansen , Magnus Damm , linux-mm , Linux Kernel Mailing List X-X-Sender: dlang@dlang.diginsite.com In-Reply-To: dlang@dlang.diginsite.com References: dlang@dlang.diginsite.com Date: Mon, 3 Oct 2005 08:03:44 -0700 (PDT) X-X-Sender: dlang@dlang.diginsite.com Subject: Re: [PATCH 00/07][RFC] i386: NUMA emulation In-Reply-To: <79580000.1128351582@[10.10.2.4]> Message-ID: References: <20050930073232.10631.63786.sendpatchset@cherry.local><1128093825.6145.26.camel@localhost> <79580000.1128351582@[10.10.2.4]> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 896 Lines: 20 On Mon, 3 Oct 2005, Martin J. Bligh wrote: > But that's not the same at all! ;-) PAE memory is the same speed as > the other stuff. You just have a 3rd level of pagetables for everything. > One could (correctly) argue it made *all* memory slower, but it does so > in a uniform fashion. is it? I've seen during the memory self-test at boot that machines slow down noticably as they pass the 4G mark. David Lang -- There are two ways of constructing a software design. One way is to make it so simple that there are obviously no deficiencies. And the other way is to make it so complicated that there are no obvious deficiencies. -- C.A.R. Hoare - 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/