On Thu, Jul 07, 2005 at 11:22:38PM +0200, [email protected] wrote:
> On Thu, 7 Jul 2005 23:10:33 +0200
> Dominik Brodowski <[email protected]> wrote:
>
> > Do you use ACPI-based idling? If so, in which state is the CPU in (cat
> > /proc/acpi/processor/*/power ? I suspect that you do not use ACPI (else
> > you wouldn't need the table-based approach) or that the ACPI-based idling is
> > broken on your notebook; as then the Linux idle handler only makes use of
> > "hlt" (IIRC), that is ACPI C1, while throttling "forces" ACPI C2 (again
> > IIRC).
>
> For idling, I didn't mean 'real idling', but instead just 'doing nothing'
> in ACPI C1 state, that's simply a CPU usage < 1%.
>
> Sorry for being so lame =)
That's exactly the "idling" I meant. So if it is only ACPI C1, then
throttling makes some sense. It makes more sense, though, to get ACPI C2, C3
and possibly C4 to work :)
Dominik
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