RE: cpufreq stops working after a while

["Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>]

>-----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
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