On 22 December 2017 at 08:59, Peter Zijlstra <pet...@infradead.org> wrote: > On Thu, Dec 21, 2017 at 05:56:32PM +0100, Vincent Guittot wrote: >> In fact, we can't only rely on the tick and newly_idle load balance to >> ensure a period update of the blocked load because they can never >> happen. > > I'm confused, why would the ilb not happen?
the ilb will be kick only if tick fires which might not be the case for task that runs less than a tick