Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 5 Feb 2001 08:18:03 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 5 Feb 2001 08:17:53 -0500 Received: from isis.its.uow.edu.au ([130.130.68.21]:59631 "EHLO isis.its.uow.edu.au") by vger.kernel.org with ESMTP id ; Mon, 5 Feb 2001 08:17:49 -0500 Message-ID: <3A7EA9B3.3507DC8D@uow.edu.au> Date: Tue, 06 Feb 2001 00:25:07 +1100 From: Andrew Morton X-Mailer: Mozilla 4.7 [en] (X11; I; Linux 2.4.0-test8 i586) X-Accept-Language: en MIME-Version: 1.0 To: Hacksaw CC: Tom Eastep , linux-kernel@vger.kernel.org Subject: Re: [OT] Major Clock Drift In-Reply-To: Your message of "Sun, 04 Feb 2001 09:18:43 PST." <200102041804.f14I4br22433@habitrail.home.fools-errant.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hacksaw wrote: > > >I've discovered that heavy use of vesafb can be a major source of clock > >drift on my system, especially if I don't specify "ypan" or "ywrap". On my > > This is extremely interesting. What version of ntp are you using? Is vesafb one of the drivers which blocks interrupts for (many) tens of milliseconds? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/