Re: [ANNOUNCE] cpupowerutils - cpufrequtils extended with quite some features

Corentin Chary
2011-03-11T15:56:01Z

On Fri, Mar 11, 2011 at 11:46 AM, Thomas Renninger <trenn@suse.de> wrote:
> Why is there need for another tool?
> -----------------------------------
>
> CPU power consumption vs performance tuning is not about
> CPU frequency switching anymore for quite some time.
> Deep sleep states, traditional dynamic frequency scaling and
> hidden turbo/boost frequencies are tight close together and
> depend on each other. The first two exist on different architectures
> like PPC, Itanium and ARM the latter only on X86.
> On X86 the APU (CPU+GPU) will only run most efficiently if CPU
> and GPU has proper power management in place.
>
> Users and Developers want to have *one* tool to get an overview what their
> system supports and to monitor and debug CPU power management in detail.
>
> The tool should compile and work on as much architectures as
> possible.
>

Hi Thomas,
Do you think handling really vendor specific "boosts" like EeePC's SHE
is in cpupower scope ?
Still, it would not solve the issue of setting SHE mode in a standard
way, or associating it with a governor.
Thanks,

--
Corentin Chary