On Tue, Jun 28, 2005 at 12:27:05AM -0400, Petros Kolyvas wrote:
> Now that suspend to ram is functioning flawlessly (and I do mean
> flawlessly - thanks good friends @ acpi-devel!), I'm looking, no
> hunting, for information regarding cpu throttling under FC4/Linux. My
> system, a 1.6GHz Pentium-M scales down, under FC4, to 600MHz. My
> question or curiosity surrounds the fact that under windows, the cpu
> speed can drop much lower than 600Mhz. Is this a limitation of current
> software packages (or their states of development) or am I missing some
> configuration information to take advantage of even lower power consumption.
You can lower the CPU frequency even below 600Mhz using throttling in
addition to CPU frequency scaling; however this won't give you any energy
saving at all in very most cases, but actually might even increase battery
usage, so I'd suggest not using it.