Re: [PATCH RESEND v9 00/10] sched: consolidation of CPU capacity and usage
From: Peter Zijlstra
Date: Fri Feb 20 2015 - 06:34:58 EST
On Thu, Feb 19, 2015 at 12:49:40PM +0000, Morten Rasmussen wrote:
> Also, it still not clear why patch 10 uses relative capacity reduction
> instead of absolute capacity available to CFS tasks.
As present in your asymmetric big and small systems? Yes it would be
unfortunate to migrate a task to an idle small core when the big core is
still faster, even if reduced by rt/irq work.
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