From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752761AbYJ0FRb (ORCPT ); Mon, 27 Oct 2008 01:17:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751591AbYJ0FRY (ORCPT ); Mon, 27 Oct 2008 01:17:24 -0400 Received: from rv-out-0506.google.com ([209.85.198.235]:49952 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751538AbYJ0FRX (ORCPT ); Mon, 27 Oct 2008 01:17:23 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references:x-google-sender-auth; b=hDKblVjgHXBb9w28UFEM5o2JGUZLX2zcon00fzQDEgBJr/hFVryCO2UrN5ycAh9+IC QekDZvVmYJWoIPKWQqsmM3PzWClliAFqebGFmjspeQQE7AwqInL6JHYoxRHOwxqgSc69 guN0XeiyZWU0W21CTtApsiVbW7dwWI2bvIIIg= Message-ID: <86802c440810262217h13f78e57l1f234e8e86b72785@mail.gmail.com> Date: Sun, 26 Oct 2008 22:17:22 -0700 From: "Yinghai Lu" To: "Diego M. Vadell" Subject: Re: PAT and MTRRs Cc: "Linux Kernel" In-Reply-To: <200810262246.21807.dvadell@linuxclusters.com.ar> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <200810262246.21807.dvadell@linuxclusters.com.ar> X-Google-Sender-Auth: be7d40a9daa35a74 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Oct 26, 2008 at 4:46 PM, Diego M. Vadell wrote: > Hello, > > I have 6 identical PCs (HPC cluster) with MTRR problems. In older kernels, > I had to use "mem=3300M", or else, I would get a very slowly boot (as when > you run out of MTRRs). can you try 2.6.28-rc2 ot tip/master and boot with mtrr_cleanup_debug ? YH