mac mini extremely hot when using i915kms

黄文辉 huanghwh at
Fri Oct 26 10:09:11 UTC 2012

在 2012-10-26,17:56,Erich Dollansky <erich at> wrote:

> Hi,
> On Fri, 26 Oct 2012 17:28:19 +0800
> Huang Wen Hui <huanghwh at> wrote:
>> Hi,
>> I am run 9.1-RC2 under mac mini(A1347), powerd aslo run,
>> Without i915kms running,  cpu temperature is very low:
>> % sysctl -a|grep temperature
> can you also show the CPU speed? If powerd does not manage to get the
> CPU clock down the temperature will rise.
This is 2.0G CPU, CPU speed is 100Mhz when CPU is idle and powerd is running.
>> if running i915kms, cpu temperature increase very fast and reach at
>> 93.0C in 10 minutes,
>> while CPU usage is very low, almost idle, Any ideas?
> Does it stay then there?
Yes,  stay there, even is idle,
> What happens under load?
Mac mini is very hot, and fan is very noise, CPU temperature is almost
100.0C,  this was happened when I compiled Firefox and openjdk6 at the
same time. The system still works...


> Erich

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