Messages in this thread | | | Subject | RE: cpufreq stops working after a while | Date | Fri, 11 Aug 2006 14:38:08 -0700 | From | "Pallipadi, Venkatesh" <> |
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>-----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.
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