Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932740AbVLHXf0 (ORCPT ); Thu, 8 Dec 2005 18:35:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932737AbVLHXfZ (ORCPT ); Thu, 8 Dec 2005 18:35:25 -0500 Received: from omx3-ext.sgi.com ([192.48.171.20]:8108 "EHLO omx3.sgi.com") by vger.kernel.org with ESMTP id S932695AbVLHXfY (ORCPT ); Thu, 8 Dec 2005 18:35:24 -0500 Date: Thu, 8 Dec 2005 15:35:05 -0800 (PST) From: Christoph Lameter To: Andi Kleen cc: akpm@osdl.org, Christoph Hellwig , linux-ia64@vger.kernel.org, steiner@sgi.com, linux-kernel@vger.kernel.org, Wu Fengguang , discuss@x86-64.org Subject: Re: [discuss] Re: [PATCH 1/3] Zone reclaim V3: main patch In-Reply-To: <20051208232827.GZ11190@wotan.suse.de> Message-ID: References: <20051208203707.30456.57439.sendpatchset@schroedinger.engr.sgi.com> <20051208210850.GS11190@wotan.suse.de> <20051208225102.GW11190@wotan.suse.de> <20051208232827.GZ11190@wotan.suse.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 717 Lines: 18 On Fri, 9 Dec 2005, Andi Kleen wrote: > > My experience is that at 20 systems do not need zone reclaim yet. > > I really cannot confirm your experience here. Maybe the meaning of these numbers varies? I know that 10 is a local access but the assumption in include/linux/numa.h that 20 is a remote access is probably already a guess. I know that our Altix machines seem to use 10 for a local and 20 for nonlocal but same box. The distances then increase from there. - 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/