Hi Paul, On Fri, 5 Jun 2020 at 06:20, Paul E. McKenney <paulmck@xxxxxxxxxx> wrote: > > > That agrees with my interpretation of the stall warning message. > > On the rest, I must defer to others. > > Thanx, Paul > Thanks, always good to have a confirmation from you! FWIW, the system has survived an overnight run with sched_rt_runtime_us set to 80%, I don't know if there's more to it. Regards, -Vladimir