From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762477AbYDNQ3V (ORCPT ); Mon, 14 Apr 2008 12:29:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758683AbYDNQ3M (ORCPT ); Mon, 14 Apr 2008 12:29:12 -0400 Received: from caffeine.csclub.uwaterloo.ca ([129.97.134.17]:60856 "EHLO caffeine.csclub.uwaterloo.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758346AbYDNQ3L (ORCPT ); Mon, 14 Apr 2008 12:29:11 -0400 Date: Mon, 14 Apr 2008 12:29:11 -0400 To: "H. Peter Anvin" Cc: Marc Perkel , Chris Snook , linux-kernel@vger.kernel.org Subject: Re: AMD Quad Core clock problem? Message-ID: <20080414162911.GC7387@csclub.uwaterloo.ca> References: <47FFD3F3.50107@redhat.com> <821384.64293.qm@web52504.mail.re2.yahoo.com> <20080411213843.GH2160@csclub.uwaterloo.ca> <4802608A.3040901@zytor.com> <20080414151222.GF7385@csclub.uwaterloo.ca> <4803851A.8090206@zytor.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4803851A.8090206@zytor.com> User-Agent: Mutt/1.5.13 (2006-08-11) From: lsorense@csclub.uwaterloo.ca (Lennart Sorensen) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 14, 2008 at 09:23:54AM -0700, H. Peter Anvin wrote: > That, too, is clearly unrealistic, or NTP would be useless except on > dedicated systems. Well I have certainly encountered quite a few systems now where ntp never converged if spread spectrum was enabled in the BIOS. Disabling it on the other hand made ntp have no issues converging just fine. -- Len Sorensen