On Thursday 25 Feb 2021 at 12:45:06 (+0100), Dietmar Eggemann wrote: > I.e. since _task_util_est is always >= task_util during wakeup, cpu_util > must be > cpu_util_est (by more than _task_util_est - task_util). > > I can see it for a CPU whose cpu_util has a fair amount of contributions > from blocked tasks which cpu_util_est wouldn't have.
Yes I think this can manifest itself if there are tasks changing behaviour, or on an idle CPU as its ue.enqueued will be 0 and we'll be left with blocked util only. Thanks, Quentin
