Re: Power consumption HZ100, HZ250, HZ1000: new numbers

Bill Davidsen
2005-08-10T18:49:07Z

Jim Crilly wrote:
> On 07/31/05 11:10:20PM +0200, Pavel Machek wrote:
>
>>>I really like having 250HZ as an _option_, but what I don't see is why
>>>it should be the _default_. I believe this is Lee's position as
>>>Last I checked, ACPI and CPU speed scaling were not enabled by default;
>>
>>Kernel defaults are irelevant; distros change them anyway. [But we
>>probably want to enable ACPI and cpufreq by default, because that
>>matches what 99% of users will use.]
>>
>
>
> If the kernel defaults are irrelevant, then it would make more sense to
> leave the default HZ as 1000 and not to enable the cpufreq and ACPI in
> order to keep with the principle of least surprise for people who do use
> kernel.org kernels.
>
> Jim.

Thank you Jim, Plauger's "law of least astonishment."