From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756914AbYLOUzV (ORCPT ); Mon, 15 Dec 2008 15:55:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754832AbYLOUzF (ORCPT ); Mon, 15 Dec 2008 15:55:05 -0500 Received: from main.gmane.org ([80.91.229.2]:60385 "EHLO ciao.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754636AbYLOUzE (ORCPT ); Mon, 15 Dec 2008 15:55:04 -0500 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Tim Blechmann Subject: Re: Perfomance governor is still changing frequency Date: Mon, 15 Dec 2008 20:53:35 +0000 (UTC) Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 85-127-249-120.dynamic.xdsl-line.inode.at User-Agent: Pan/0.132 (Waxed in Black) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > I'm noticing strange behavior on my T61. > > When I select performance governor for my CPU I still get occasional > drop on CPU frequency from 2.2.GHz to 800MHz. afaict, it is a bios issue ... on my thinkpad t60, the bios can be configured to covern the clock speed ... there is `thermal mode' option, where you can choose something like `full performance' and a `thermal optimized' ... i don't remember the full option name, but it is somehow named this way ... on my t60 the cpu was clocked down sometimes in order to keep the cpu temperature below 70ĚŠ until i switched to `full performance' ... hth, tim -- tim@klingt.org http://tim.klingt.org The price an artist pays for doing what he wants is that he has to do it. William S. Burroughs