Re: [RFC][PATCH 4/4] sched, numa: Ignore pinned tasks

From: Srikar Dronamraju
Date: Mon May 18 2015 - 09:11:35 EST


>
> /*
> * We classify groups/runqueues into three groups:

Nit: Should we update the above from "three groups" to "four groups"?

> - * - regular: there are !numa tasks
> - * - remote: there are numa tasks that run on the 'wrong' node
> - * - all: there is no distinction
> + * - regular: there are (migratable) !numa tasks
> + * - remote: there are (migratable) numa tasks that
> + * run on the 'wrong' node
> + * - movable: there are (migratable) tasks
> + * - all: there are tasks
> *
> * In order to avoid migrating ideally placed numa tasks,
> * ignore those when there's better options.

--
Thanks and Regards
Srikar Dronamraju

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