Messages in this thread | | | Date | Wed, 30 Jul 2014 12:21:28 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH 0/2 v4] sched: Rewrite per entity runnable load average tracking |
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On Wed, Jul 30, 2014 at 11:13:31AM +0100, Morten Rasmussen wrote: > It is a very real problem when user-space uses priorities extensively > like Android does. Tasks related to audio run at very high priorities > but only for a very short amount of time, but due the to priority > scaling their load ends up being several times higher than tasks running > all the time at normal priority. Hence task load is a very poor > indicator of utilization.
FWIW Android (which I think does this through binder) is utterly insane in this regard. But yes, we have to live with it. [unhandled content-type:application/pgp-signature] | |