Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262756AbUKRP6s (ORCPT ); Thu, 18 Nov 2004 10:58:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262527AbUKRPzd (ORCPT ); Thu, 18 Nov 2004 10:55:33 -0500 Received: from fsmlabs.com ([168.103.115.128]:37594 "EHLO fsmlabs.com") by vger.kernel.org with ESMTP id S262756AbUKRPyc (ORCPT ); Thu, 18 Nov 2004 10:54:32 -0500 Date: Thu, 18 Nov 2004 08:54:10 -0700 (MST) From: Zwane Mwaikambo To: Andi Kleen cc: kernel-stuff@comcast.net, linux-kernel@vger.kernel.org Subject: Re: X86_64: Many Lost ticks In-Reply-To: <20041118050624.GB1478@wotan.suse.de> Message-ID: References: <111820040402.18259.419C1EEE000EC75D00004753220075115000009A9B9CD3040A029D0A05@comcast.net> <20041118050624.GB1478@wotan.suse.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 865 Lines: 17 On Thu, 18 Nov 2004, Andi Kleen wrote: > On Thu, Nov 18, 2004 at 04:02:55AM +0000, kernel-stuff@comcast.net wrote: > > I have a X86_64 laptop (Compaq Presario R3240) with all BIOS updates in place. I routinely get the "Warning : many lost ticks" message in dmesg. > > Known problem. ACPI uses a broken way to access the EC register, > and VIA chipsets take extremly long for this operation. This > happens regularly to read the system temperature. > A fix is currently being discussed. It's an nforce3, do those also have a similar issue? I have similar hardware and rarely see it, could you test a newer kernel? - 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/