From owner-freebsd-hackers@FreeBSD.ORG Tue May 15 12:05:31 2012 Return-Path: Delivered-To: hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A02DD1065687 for ; Tue, 15 May 2012 12:05:31 +0000 (UTC) (envelope-from rank1seeker@gmail.com) Received: from mail-bk0-f54.google.com (mail-bk0-f54.google.com [209.85.214.54]) by mx1.freebsd.org (Postfix) with ESMTP id 206CC8FC0C for ; Tue, 15 May 2012 12:05:30 +0000 (UTC) Received: by bkvi18 with SMTP id i18so5157006bkv.13 for ; Tue, 15 May 2012 05:05:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:from:to:subject:date:content-type :content-transfer-encoding:in-reply-to:references:x-mailer; bh=hkxIZOlwrdK5lx30Tq/TIw/gsM//UqXvHA0TykNh4LU=; b=hf+BUywE+yiGRMXZkv0tNjVFZesgLeZZQaXuN6AUQJL69b0/Jd1AruTT8VfiCZySTX PMDWNLXdOpserUAnqq1O9bxuBd2t1fusp2hLvpw2njXu4soCpiLoS4HYddK89H7+d2qg lkijTPydRrJtOdAw0egqcke7brfpw96yCHlybFz3XbhO1DRLZUPzfDUU2G22jQWqKJf0 4qsFdHpXOGV6wMOTzLc6TSNDrp3cqjKdAuI8zj0QtBd1vpVsbSIoJcZg/c9cL2FXuzUR V1dDdsLJnIR8HgDA+uuVL5VBuHkz1qUVGQAO7c2iFBMloVKtIs66sn05KiyszKxuo8L9 Q94A== Received: by 10.204.151.204 with SMTP id d12mr4310597bkw.72.1337083530125; Tue, 15 May 2012 05:05:30 -0700 (PDT) Received: from DOMYPC ([82.193.208.173]) by mx.google.com with ESMTPS id e20sm41183509bkv.10.2012.05.15.05.05.10 (version=SSLv3 cipher=OTHER); Tue, 15 May 2012 05:05:28 -0700 (PDT) Message-ID: <20120515.120527.783.1@DOMY-PC> From: rank1seeker@gmail.com To: hackers@freebsd.org Date: Tue, 15 May 2012 14:05:27 +0200 Content-Type: text/plain; charset="Windows-1250" Content-Transfer-Encoding: quoted-printable In-Reply-To: References: <4FB1891F.4090703@chillt.de> <20120514230219.GA14856@mech-cluster241.men.bris.ac.uk> X-Mailer: POP Peeper (3.8.1.0) Cc: Subject: Re: diagonising a overheating problem X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 May 2012 12:05:31 -0000 ----- Original Message -----=0D=0AFrom: Aryeh Friedman = =0D=0A=0D=0AThere is something special about = laptops, which distincts them from desktop and server = hardware.=0D=0ARequirement for cooling maintaince!=0D=0A=0D=0A> = hw.acpi.thermal.tz0.temperature: 94.0C=0D=0A=0D=0AThis pretty much says = it all.=0D=0AFix starts when you turn OFF your laptop and disassemble it, = in order to get to the heatsink and fan.=0D=0ADon't remove heatsink as it = is tied to CPU and you don't have thermal paste.=0D=0A=0D=0AClean fan = with alcohol and sticks and also paths thru which air circulates. Those = surfaces must be super clean.=0D=0A=0D=0AI had a same case of CPU = throtling at ~85=B0=0D=0AAfter I did this maintance I'm having a "new" = laptop which operates at 45 - 55=B0 at 100% CPU, for hours=0D=0AOnly in = extreme cases it is throtled to 90%=0D=0A=0D=0ABe prepared to go very = deep in your laptop. I had to remove almost everything except MBO and CPU = and GPU.=0D=0A=0D=0AAfter that use vacuum cleaner each 6 months, on = fan=0D=0A65-70=B0 indicates maintaince time.=0D=0A=0D=0A=0D=0ADomagoj = Smol=E8i=E6