Re: [RFC PATCHC 0/3] sched/idle : find the idlest cpu with cpuidle info

From: Len Brown
Date: Fri Apr 04 2014 - 02:29:23 EST


Hi Daniel,

Interesting idea.

The benefit of this patch is to reduce power.
Have you been able to measure a power reduction, via power meter, or
via built-in RAPL power meter?
(turbostat will show RAPL watts, or if you have constant quantity of
work, use turbostat -J)

thanks,
-Len
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