Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755585AbXKEIGm (ORCPT ); Mon, 5 Nov 2007 03:06:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751444AbXKEIGe (ORCPT ); Mon, 5 Nov 2007 03:06:34 -0500 Received: from py-out-1112.google.com ([64.233.166.178]:64860 "EHLO py-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751267AbXKEIGd (ORCPT ); Mon, 5 Nov 2007 03:06:33 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:date:from:to:cc:subject:message-id:mail-followup-to:references:mime-version:content-type:content-disposition:content-transfer-encoding:in-reply-to:user-agent; b=OC61yWT6zdfnRhoxMMKTpq3a5Qm709bif1sfylSWkewkDREq8KtudfW2z9v1LGqkionU0K7XQAs6FYq95l7yjp9uODNXouFGuSYZJF1xDoJiKwdl4LD1MoxEkGNch3DCWNZ2RUIrRow/yPfulzObngRx5O/vbE89etrlxeGU2qg= Date: Mon, 5 Nov 2007 03:06:28 -0500 From: Joseph Fannin To: Bo =?iso-8859-1?Q?Brant=E9n?= Cc: linux-kernel@vger.kernel.org, mpm@selenic.com Subject: Re: x86_64 ten times slower than i386 Message-ID: <20071105080628.GA6313@nineveh.local> Mail-Followup-To: Bo =?iso-8859-1?Q?Brant=E9n?= , linux-kernel@vger.kernel.org, mpm@selenic.com References: <20071103162640.GS17536@waste.org> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.15+20070412 (2007-04-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 765 Lines: 22 On Sat, Nov 03, 2007 at 11:38:24PM +0100, Bo Brant?n wrote: > On Sat, 3 Nov 2007, Matt Mackall wrote: > >> This is typically due to a problem with the setup of your MTRRs. Try >> booting with mem=nnnM where nnn is some number smaller than your >> actual amount of memory. > > Thank you for that advice, the system has 4GB and if I boot with mem=3072M > it will run as fast as normal Also, check if a BIOS upgrade is available -- it's possible that a newer BIOS will have fixed this. -- Joseph Fannin jfannin@gmail.com - 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/