Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754940AbYGHHrc (ORCPT ); Tue, 8 Jul 2008 03:47:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750914AbYGHHr0 (ORCPT ); Tue, 8 Jul 2008 03:47:26 -0400 Received: from eazy.amigager.de ([213.239.192.238]:33370 "EHLO eazy.amigager.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750717AbYGHHrZ (ORCPT ); Tue, 8 Jul 2008 03:47:25 -0400 Date: Tue, 8 Jul 2008 09:48:18 +0200 From: Tino Keitel To: linux-kernel@vger.kernel.org Subject: Re: Keeping track of spin-down/spin-up and causes of spin-up? Message-ID: <20080708074818.GA341@dose.home.local> Mail-Followup-To: linux-kernel@vger.kernel.org References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 889 Lines: 21 On Tue, Jul 08, 2008 at 03:25:18 -0400, Stefan Monnier wrote: > I clearly remember seeing a reference to some system that allowed to > keep track of causes of disk spin-up, but Google seems to say > I'm deluded. [ Or maybe my memory confused it for the facility used by > powertop to keep track of causes of CPU wake-ups? ] > > In any case, I have a machine here whose disk keeps spinning back up > on a regular basis, and I can't seem to find any correlated event. > Is there a tool that can help me track down the reason why the disk > is accessed? See Documentation/laptops/laptop-mode.txt, the notes regarding block_dump. Regards, Tino -- 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/