From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932290AbWDLRrL (ORCPT ); Wed, 12 Apr 2006 13:47:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932289AbWDLRrL (ORCPT ); Wed, 12 Apr 2006 13:47:11 -0400 Received: from ns2.suse.de ([195.135.220.15]:22171 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S932277AbWDLRrK (ORCPT ); Wed, 12 Apr 2006 13:47:10 -0400 From: Andi Kleen To: Oliver Weihe Subject: Re: Opteron 128GB NODMAPSIZE too small? Date: Wed, 12 Apr 2006 19:46:59 +0200 User-Agent: KMail/1.9.1 Cc: linux-kernel@vger.kernel.org References: <7986404.1144863211340.SLOX.WebMail.wwwrun@exchange.deltacomputer.de> In-Reply-To: <7986404.1144863211340.SLOX.WebMail.wwwrun@exchange.deltacomputer.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200604121946.59895.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday 12 April 2006 19:33, Oliver Weihe wrote: > While running SuSE Linux 10.0 (x86_64) with a vanilla 2.6.16.1 on an > 8way (8 sockets) Opteron equipped with 128GB (16GB per socket) of memory > I found this in dmesg. > > Any guesses to which value I should set NODEMAPSIZE? > Currently it is 0xfff (from 'include/asm-x86_64/mmzone.h') 0x2fff. Or update to a newer kernel - it should have that problem fixed by finding a better hash shift that works with a smaller table too. -Andi