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SubjectRe: [PATCH] sched/fair: Consider cpu affinity when allowing NUMA imbalance in find_idlest_group
On Mon, Feb 07, 2022 at 09:29:21PM +0530, K Prateek Nayak wrote:
> Neither the sched/tip nor Mel's v5 patchset [1] provides an optimal
> new-task wakeup strategy when the tasks are affined to a subset of cpus
> which can result in piling of tasks on the same set of CPU in a NUMA
> group despite there being other cpus in a different NUMA group where the
> task could have run in.

Where does this affinity come from?

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