Ingo Molnar wrote:
[...]
Thanks for the corrections.
btw., holding the runqueue lock during the initial scanning portion of
load-balancing is one of the top PREEMPT_RT critical paths on SMP. (It's
not bad, but it's one of the factors that makes SMP latencies higher.)
Good, I'm glad they
* Nick Piggin <[EMAIL PROTECTED]> wrote:
> During periodic load balancing, don't hold this runqueue's lock while
> scanning remote runqueues, which can take a non trivial amount of time
> especially on very large systems.
>
> Holding the runqueue lock will only help to stabalise ->nr_running,
s
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