From owner-freebsd-current@FreeBSD.ORG Mon Dec 21 12:39:14 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8C6CB106566B for ; Mon, 21 Dec 2009 12:39:14 +0000 (UTC) (envelope-from guru@unixarea.de) Received: from dd12710.kasserver.com (dd12710.kasserver.com [85.13.134.233]) by mx1.freebsd.org (Postfix) with ESMTP id 494108FC12 for ; Mon, 21 Dec 2009 12:39:14 +0000 (UTC) Received: from current.Sisis.de (cazador.sisis.de [193.31.11.193]) by dd12710.kasserver.com (Postfix) with ESMTP id CA7121801C7B4; Mon, 21 Dec 2009 13:39:12 +0100 (CET) Received: (from guru@localhost) by current.Sisis.de (8.14.3/8.14.3/Submit) id nBLCdCHi003372; Mon, 21 Dec 2009 13:39:12 +0100 (CET) (envelope-from guru@unixarea.de) X-Authentication-Warning: current.Sisis.de: guru set sender to guru@unixarea.de using -f Date: Mon, 21 Dec 2009 13:39:12 +0100 From: Matthias Apitz To: Dag-Erling =?iso-8859-1?Q?Sm=F8rgrav?= Message-ID: <20091221123912.GB3253@current.Sisis.de> References: <4B2D4B53.1060503@FreeBSD.org> <861viosebx.fsf@ds4.des.no> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <861viosebx.fsf@ds4.des.no> User-Agent: Mutt/1.4.2.3i X-Operating-System: FreeBSD 8.0-CURRENT (i386) Cc: freebsd-current@freebsd.org Subject: Re: Systems running hot? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Matthias Apitz List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 21 Dec 2009 12:39:14 -0000 El día Monday, December 21, 2009 a las 01:26:26PM +0100, Dag-Erling Smørgrav escribió: > Doug Barton writes: > > In the last weeks (I generally update to the latest HEAD daily) It > > seems that my -current laptop is running hot temperature wise, even > > when it's idle, or nearly so. The temperature sensor (via wmbsdbatt) > > generally stays in the 80s C, as opposed to the 70s, and the fan is > > regularly on its "medium" speed as opposed to the low speed. > > The maximum operating temperature for a Core 2 Duo is 75 C. The idle > temperature depends on environmental conditions, but a reasonable > working temperature under light use (reading your email and browsing the > web) would be 30 C. The numbers you quote are well beyond the point > where the CPU should start downstepping (and eventually shut down) to > protect itself. I'm running a Dell M4400 with dual-core CPU and an older 8-CURRENT: $ uname -a FreeBSD current.Sisis.de 8.0-CURRENT FreeBSD 8.0-CURRENT #1: Thu May 28 14:40:45 CEST 2009 guru@current:/usr/obj/usr/src/sys/GENERIC i386 $ sysctl -a | fgrep thermal hw.acpi.thermal.min_runtime: 0 hw.acpi.thermal.polling_rate: 10 hw.acpi.thermal.user_override: 0 hw.acpi.thermal.tz0.temperature: 68,5C hw.acpi.thermal.tz0.active: -1 hw.acpi.thermal.tz0.passive_cooling: 0 hw.acpi.thermal.tz0.thermal_flags: 0 hw.acpi.thermal.tz0._PSV: -1 hw.acpi.thermal.tz0._HOT: -1 hw.acpi.thermal.tz0._CRT: 107,0C hw.acpi.thermal.tz0._ACx: -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 hw.acpi.thermal.tz0._TC1: -1 hw.acpi.thermal.tz0._TC2: -1 hw.acpi.thermal.tz0._TSP: -1 the actual 68,5C is with KDE up, but nearly idle system; what does hw.acpi.thermal.tz0._CRT: 107,0C mean? thx matthias -- Matthias Apitz t +49-89-61308 351 - f +49-89-61308 399 - m +49-170-4527211 e - w http://www.unixarea.de/ Vote NO to EU The Lisbon Treaty: http://www.no-means-no.eu