Re: RT sched: cpupri_vec lock contention with def_root_domain and no load balance

Dimitri Sivanich
2008-11-04T14:45:58Z

On Tue, Nov 04, 2008 at 03:36:33PM +0100, Peter Zijlstra wrote:
> Or are folks disabling load-balance bottom-up, instead of top-down?
>
> In that case, I think we should dis-allow that.

If what you mean by "disabling load-balance bottom-up" is disabling
load-balance in the root cpuset before disabling it in the leaves,
in the end it does not matter which way you do it, the setup winds up
being the same.