Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750725AbWHKViQ (ORCPT ); Fri, 11 Aug 2006 17:38:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750885AbWHKViP (ORCPT ); Fri, 11 Aug 2006 17:38:15 -0400 Received: from mga01.intel.com ([192.55.52.88]:59507 "EHLO fmsmga101-1.fm.intel.com") by vger.kernel.org with ESMTP id S1750725AbWHKViP convert rfc822-to-8bit (ORCPT ); Fri, 11 Aug 2006 17:38:15 -0400 X-ExtLoop1: 1 X-IronPort-AV: i="4.08,115,1154934000"; d="scan'208"; a="115271483:sNHT22161503" X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT Subject: RE: cpufreq stops working after a while Date: Fri, 11 Aug 2006 14:38:08 -0700 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: cpufreq stops working after a while thread-index: Aca9jLcNas5JvdhzTgWbZfg+qeYuEAAAYTsg From: "Pallipadi, Venkatesh" To: "Mark Lord" Cc: "Dave Jones" , "Linux Kernel" , "Andrew Morton" X-OriginalArrivalTime: 11 Aug 2006 21:38:10.0150 (UTC) FILETIME=[70C37060:01C6BD8E] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1401 Lines: 46 >-----Original Message----- >From: Mark Lord [mailto:lkml@rtr.ca] >Sent: Friday, August 11, 2006 2:25 PM >To: Pallipadi, Venkatesh >Cc: Dave Jones; Linux Kernel; Andrew Morton >Subject: Re: cpufreq stops working after a while > >Mark Lord wrote: >> >>> Venki wrote: >>> Looks like there are thermal events happening that is >causing CPU limits >>> to reduce. Are you running anything on the CPU when this happens. Is >>> there a thermal interface in /proc/acpi that can give you >the current >>> temperature of the system? >> >> There are thermal thingies in /proc, and I'm watching the temperature >> value from there (62C --> 65C), and the trip_points value is 95C.. >> >> Think it's thermal? > >Yup, thermal. >Trips shortly after I see 66C in >/proc/acpi/thermal_zone/THM/temperature > >If I stop number crunching for a bit, the temperature drops down to the >low 50's, and the max freq then gets set back to 1100. > >Mmmm.. is there a way to control the high/low thermostat values there? > >Cheers What is the "cooling mode" you have in /proc/acpi/thermal_zone/THM/cooling_mode. Output of all files in that directory will help. Thanks, Venki - 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/