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SubjectRe: [PATCH] sched: select 'idle' cfs_rq per task-group to prevent tg-internal imbalance
On Tue, Jun 24, 2014 at 11:34:54AM +0800, Michael wang wrote:
> On 06/23/2014 05:42 PM, Peter Zijlstra wrote:
> [snip]
> >> +}
> >
> > Still completely hate this, it doesn't make sense conceptual sense what
> > so ever.
>
> Yeah... and now I agree your opinion that this could not address all the
> cases after all the testing these days...
>
> Just wondering could we make this another scheduler feature?

No; sched_feat() is for debugging, BIG CLUE: its guarded by
CONFIG_SCHED_DEBUG, anybody using it in production or anywhere else is
broken.

If people are using it, I should remove or at least randomize the
interface.
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