On Fri, Oct 11, 2019 at 02:44:54PM +0100, Douglas RAILLARD wrote: > This has been ligthly tested with a rtapp task ramping from 10% to 75% > utilisation on a big core. Results are improved by fast ramp-up > EWMA [1], since it greatly reduces the oscillation in frequency at first > idle when ramping up. > > [1] [PATCH] sched/fair: util_est: fast ramp-up EWMA on utilization increases > Message-ID: <20190620150555.15717-1-patrick.bell...@arm.com> > > https://lore.kernel.org/lkml/20190620150555.15717-1-patrick.bell...@arm.com/
I don't really see anything fundamentally weird here. Any actual numbers or other means of quantifying the improvement these patches bring?
