On Fri, Dec 14, 2018 at 09:15:05AM -0800, Suren Baghdasaryan wrote: > Eliminate the idle mode and keep the worker doing 2s update intervals > at all times. That sounds like a bad deal.. esp. so for battery powered devices like say Andoird. In general the push has been to always idle everything, see NOHZ and NOHZ_FULL and all the work that's being put into getting rid of any and all period work.