debug.cpufreq.lowest doesn't work?

Patrick Lamaizière patfbsd at davenulle.org
Sun Jun 29 21:11:44 UTC 2008


Le Sun, 29 Jun 2008 12:42:33 +0100,
Kemian Dang <dangkm at gmail.com> a écrit :

> Hi all,

Hi,

> I set "sysctl debug.cpufreq.lowest=800" but sysctl -a still told me
> that the CPU freq is at 300, though it will jump high if I am doing
> some heavy work.
> This reduce of performance makes me even have trouble on browsing
> website. Did I miss something important?

Just to be sure... This sysctl prevents cpufreq to decrease the
frequency but if the frequency is lower than the sysctl, the
frequency is not increased.

Regards.


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