Re: [PATCH 09/16] sched/fair: Let asymmetric cpu configurations balance at wake-up

From: Peter Zijlstra
Date: Wed Jun 08 2016 - 10:36:29 EST


On Wed, Jun 08, 2016 at 12:29:52PM +0100, Morten Rasmussen wrote:
> Let's take your example above and add that t0 should really be running
> on cpu2/3 due to its utilization, assuming SD1[01] are little cpus and
> SD1[23] are big cpus. In that case we would still do affine-wakeup and
> stick the task on cpu0 despite it being a little cpu.

Ah indeed.