Re: [RFC patch 1/2] sched: dynamically adapt granularity with nr_running

Ingo Molnar
2010-09-13T14:21:43Z

* Peter Zijlstra <peterz@infradead.org> wrote:

> IIRC kbuild likes the child to be late, it allows make to spawn more
> kids and it'll got sleep on completion once it done anyway.

Yes - and this is especially true on "make -j<nr_cpus>" types of
borderline workloads - the scheduling policy with the highest effective
parallelism wins.

Thanks,

Ingo