system temperature too high, shutting down soon!

[Nate Lawson]

Alexandre "Sunny" Kovalenko wrote:
> On Wed, 2007-11-07 at 17:21 +0530, Rajkumar S wrote:
>> Hi,
>>
>> We are using a Lanner FW-7550 running pfSense (FreeBSD 6.2). Yesterday
>> morning the system halted with the error
>>
>> Message from syslogd at mettle-se at Tue Nov  6 10:13:45 2007 ...
>> mettle-se root: WARNING: system temperature too high, shutting down soon!
>>
>> Sysctl values are:
>>
>> # sysctl hw.acpi.thermal.tz0
>> hw.acpi.thermal.tz0.temperature: 51.0C
>> hw.acpi.thermal.tz0.active: -1
>> hw.acpi.thermal.tz0.passive_cooling: 1
>> hw.acpi.thermal.tz0.thermal_flags: 0
>> hw.acpi.thermal.tz0._PSV: 60.0C
>> hw.acpi.thermal.tz0._HOT: -1
>> hw.acpi.thermal.tz0._CRT: 60.0C
>> hw.acpi.thermal.tz0._ACx: 60.0C -1 -1 -1 -1 -1 -1 -1 -1 -1
>>
>> It seems the temperature is climbing till 60C and causing the system
>> to reboot. I checked with manufacturer and they say the system is
>> certified till 70C. When I tried to raise the value of PSV, HOT and
>> CRT to 70, I get an error.
>>
>> # sysctl hw.acpi.thermal.tz0._CRT=70
>> hw.acpi.thermal.tz0._CRT: 60.0C
>> sysctl: hw.acpi.thermal.tz0._CRT: Operation not permitted
>>
>> I have posted the asl file at http://pastebin.ca/764590 if that helps.
> 
> Simplest way to do this (even if it is not necessary the right one ;) is
> to change
> 
> Method (_CRT, 0, NotSerialized)

No, simplest is to set:

hw.acpi.thermal.user_override=1
and then
hw.acpi.thermal.tz0._CRT=70C

-- 
Nate