On 05/30/2013 03:01 PM, Alex Shi wrote:
> Anyway, since using runnable load avg in balance brings much benefit on
> performance and power. and this patch was reviewed for long time.
> So maybe it's time to let it clobbered in some sub-maintain tree, like tip
> or linux-next. Any comments?
>
Peter,
What's your opinion about this patchset? Are there sth missing? :)
The patchset git tree is here:
g...@github.com:alexshi/power-scheduling.git runnablelb
> [patch v7 1/8] Revert "sched: Introduce temporary FAIR_GROUP_SCHED
> [patch v7 2/8] sched: move few runnable tg variables into CONFIG_SMP
> [patch v7 3/8] sched: set initial value of runnable avg for new
> [patch v7 4/8] sched: fix slept time double counting in enqueue
> [patch v7 5/8] sched: update cpu load after task_tick.
Patch 2~5 are the bug fixing.
> [patch v7 6/8] sched: compute runnable load avg in cpu_load and
> [patch v7 7/8] sched: consider runnable load average in move_tasks
Only patch 6th/7th enable the runnable load in load balance.
> [patch v7 8/8] sched: remove blocked_load_avg in tg
According to test, the 8th patch has performance gain.
--
Thanks
Alex
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