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SubjectRe: RFC: A proposal for power capping through forced idle in the Linux Kernel
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On Mon, 2009-12-14 at 16:19 -0800, Arjan van de Ven wrote:

> I like the general idea, I have one request (that I didn't see quite in
> your explanation): Please make sure that all cpus in the system do
> their idle injection at the same time, so that memory can go into power
> saving mode as well during this time etc etc...

And then you're going to ask that it scales too, right? :-)

Gang-scheduling is inherently non scalable, be it for idle time or not.



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