acpi/cpu scaling probs? Dell D820 FreeBSD current
Alexander Motin
mav at FreeBSD.org
Sun Jun 28 20:05:59 UTC 2009
Ron Freidel wrote:
> I hope I am posting to the correct list...
>
> I have updated to FreeBSD current to try out acpi sleep, which works great
> by the way, and the improvements to wifi and the addition of sleep are
> enough to keep current on the laptop.
>
> Here's the problem, the cpu is maxed out, no scaling at all.
>
> Here's the output of powerd -v
> <snip>
> load 108%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> load 109%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> load 102%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> load 124%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> load 108%, current freq 2000 MHz ( 0), wanted freq 4000 MHz
> <snip>
^^^
This is the reason. powerd sees that one of your CPUs is constantly
busy. You should investigate why and what that CPU does.
--
Alexander Motin
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