From owner-freebsd-questions@FreeBSD.ORG Thu Nov 17 16:31:57 2005 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1C87E16A41F for ; Thu, 17 Nov 2005 16:31:57 +0000 (GMT) (envelope-from guru@Sisis.de) Received: from hunter.Sisis.de (hunter.sisis.de [193.31.11.194]) by mx1.FreeBSD.org (Postfix) with ESMTP id D788C43D80 for ; Thu, 17 Nov 2005 16:31:48 +0000 (GMT) (envelope-from guru@Sisis.de) Received: (from mail@localhost) by hunter.Sisis.de (8.8.8/8.8.8) id RAA11087 for ; Thu, 17 Nov 2005 17:30:19 +0100 (CET) (envelope-from guru@Sisis.de) From: guru@Sisis.de Received: from hermes.sisis.de(193.31.10.38) by hunter.Sisis.de via smap (V2.1) id xma011081; Thu, 17 Nov 05 17:30:08 +0100 Received: from rebelion.Sisis.de (rebelion.Sisis.de [193.31.10.34]) by hermes.sisis.de (8.8.8/8.8.8) with ESMTP id RAA27379 for ; Thu, 17 Nov 2005 17:31:38 +0100 (CET) (envelope-from guru@Sisis.de) Received: (from guru@localhost) by rebelion.Sisis.de (8.13.3/8.13.3/Submit) id jAHGVZFv025728 for freebsd-questions@freebsd.org; Thu, 17 Nov 2005 17:31:35 +0100 (CET) (envelope-from guru@Sisis.de) X-Authentication-Warning: rebelion.Sisis.de: guru set sender to guru@Sisis.de using -f Date: Thu, 17 Nov 2005 17:31:35 +0100 To: freebsd-questions@freebsd.org Message-ID: <20051117163135.GA25653@rebelion.Sisis.de> References: <20051114143038.GA21017@rebelion.Sisis.de> <20051114165733.GA48916@slackbox.xs4all.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20051114165733.GA48916@slackbox.xs4all.nl> User-Agent: Mutt/1.4.2.1i X-Operating-System: FreeBSD 5.4-RELEASE (i386) Subject: Re: high CPU activity for interrupts X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: guru@Sisis.de List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Nov 2005 16:31:57 -0000 El día Monday, November 14, 2005 a las 05:57:33PM +0100, Roland Smith escribió: > On Mon, Nov 14, 2005 at 03:30:38PM +0100, guru@Sisis.de wrote: > > > > Hello, > > > > >From time to time I see an increasing temperature of the CPU of > > my laptop and figured out that this has to do with a high load > > of the CPU for 'interrupts' while the system itself is nearly > > unused (only KDE with a few windows are up): > > > > top(1) shows it like this: > > > > CPU states: 0.8% user, 0.0% nice, 0.4% system, 22.9% interrupt, > 76.0% idle > > > > What could I do to figure out what's going on? > > Run 'vmstat -i'. That'll show you what is generating the interrupts. It seems to be this one: $ vmstat -i interrupt total rate irq0: clk 3007441 99 irq1: atkbd0 35757 1 irq4: sio0 2 0 irq6: fdc0 10 0 irq7: 1 0 stray irq7 1 0 irq8: rtc 3849029 127 irq9: acpi0 2184 0 irq11: cbb1 pcm0++* 13344767 443 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ irq12: psm0 131520 4 irq14: ata0 170184 5 irq15: ata1 77 0 Total 20540973 682 What can I do? matthias -- Matthias Apitz / Sisis Informationssysteme GmbH Gruenwalder Weg 28g / D-82041 Oberhaching Fon: ++49 89 / 61308-351, Fax: -399, Mobile ++49 170 4527211 http://www.sisis.de/