Re: [PATCH v5 6/7] sched: consider runnable load average in move_tasks

From: Alex Shi
Date: Fri May 10 2013 - 10:05:38 EST


On 05/09/2013 01:29 PM, Alex Shi wrote:
>
> I reviewed the cfs_rq->blocked_load_avg code path, no clear abnormal found.
> Seems the blocked load avg is fit current balance rules.

Sorry, I mean, the blocked load avg doesn't fit current balance rules.
The reason is blow, any comments on this?
> Sometime the blocked load far bigger than runnable load. The blocked_load_avg
> has a long time effect(more than half weight in 32ms), that drives wakeup task to other
> cpus not locate, and give unnecessary load in periodic balance, isn't it?


--
Thanks
Alex
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