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SubjectRe: [RFCv3 PATCH 18/48] sched: Track blocked utilization contributions
On Mon, Mar 23, 2015 at 02:08:01PM +0000, Peter Zijlstra wrote:
> On Wed, Feb 04, 2015 at 06:30:55PM +0000, Morten Rasmussen wrote:
> > Introduces the blocked utilization, the utilization counter-part to
> > cfs_rq->utilization_load_avg. It is the sum of sched_entity utilization
> > contributions of entities that were recently on the cfs_rq that are
> > currently blocked. Combined with sum of contributions of entities
> > currently on the cfs_rq or currently running
> > (cfs_rq->utilization_load_avg) this can provide a more stable average
> > view of the cpu usage.
>
> So it would be nice if you add performance numbers for all these patches
> that add accounting muck..

Total scheduler latency (as in hackbench?), individual function
latencies, or something else?


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