[ltp] T60p overheating anyone? (since 2.6.16 I think)

Gabriel Rossetti linux-thinkpad@linux-thinkpad.org
Sat, 17 Feb 2007 22:15:02 +0000


Igor V. Rafienko wrote:
> on Feb 17, 2007, 16:03, Gabriel Rossetti wrote:
>
> [ ... ]
>
>>> I have had my laptop overheating lately (T60p), it used to never go
>>> over 80° C but now it goes to 100° C when compiling stuff.
>
>
> Ok, imho it should not even reach 80. 100C is the thermal design limit
> (the CPU shuts down at this temperature).
>
> [ ... ]
>
>
>> Feb 17 01:06:30 [logger] ACPI event unhandled: processor CPU0 00000080
>> 00000003
>> Feb 17 01:06:30 [logger] ACPI event unhandled: processor CPU1 00000080
>> 00000003
>> Feb 17 01:06:30 [logger] ACPI event unhandled: processor CPU0 00000081
>> 00000000
>> Feb 17 01:06:30 [logger] ACPI event unhandled: processor CPU1 00000081
>> 00000000
>> Feb 17 01:06:30 [logger] ACPI event unhandled: thermal_zone THM0
>> 00000081 00000000
>> Feb 17 01:06:30 [logger] ACPI event unhandled: battery BAT0 00000080
>> 00000001
>> Feb 17 01:06:34 [logger] ACPI event unhandled: button/lid LID 00000080
>> 00000002
>>
>>
>> could this be the reason? Why would my acpi event no longer be handled?
>
Thank you for your relpy
>
> you have no scripts that attach to these events? Thermal_zone is
> probably sent when some sensor (cpu?) crosses a certain limit.
>
> In any event, alle these events are probably irrelevant. Try this:
>
> 1) is the fan running? what does cat /proc/acpi/ibm/fan report?
/proc/acpi/ibm/fan does not exist, but the fan seams to run and even
variates it's speed
> 2) how do you measure the cpu temp?
cat /proc/acpi/thermal_zone/THM0/temperature
> 3) if you still have windows, does the overheating problem persist there?
no more windows...
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> ivr

Gabriel