Message-ID: <44DCF360.7050305@rtr.ca>
Date: Fri, 11 Aug 2006 17:15:12 -0400
From: Mark Lord <lkml@rtr.ca>
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To: Dave Jones <davej@redhat.com>,
       "Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>,
       Linux Kernel <linux-kernel@vger.kernel.org>,
       Andrew Morton <akpm@osdl.org>
Subject: Re: cpufreq stops working after a while
References: <EB12A50964762B4D8111D55B764A84546F8EC3@scsmsx413.amr.corp.intel.com> <44DCE8BA.2070601@rtr.ca> <44DCEAF7.5020005@rtr.ca> <20060811210104.GL26930@redhat.com>
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Mmm.. spoke too soon.

I have not actually rebooted since killing powernowd,
and it just happened again now.  No powernowd running.

Limit dropped from 1100Mhz to 800Mhz (log below).

> 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?
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