On Tue, Sep 15, 2020 at 8:34 AM Matthieu Baerts <matthieu.baerts@xxxxxxxxxxxx> wrote: > > One more thing, only when I have the issue, I can also see this kernel > message that seems clearly linked: > > [ 7.198259] sched: RT throttling activated Hmm. It does seem like this might be related and a clue, but you'd have to ask the RT folks what the likely cause is and how to debug things.. Not my area. Linus