On Wed, 31 Mar 2021 02:35:25 -0700 Alastair Hogge <agh_at_riseup.net> wrote: > On 2021-03-28 16:09, Hans Petter Selasky wrote: > > On 3/27/21 11:54 AM, Santiago Martinez wrote: > >> Hi, i have the same output as _at_Nils B. If i run with steal =2 and > >> dtrace the micro stutter doesn't happen but as soon as i stop the > >> dtrace script it the stutters come back again. > > > > Here is a patch which you can try. Not sure if it helps. > > https://reviews.freebsd.org/D29467 > > Thanks Hans, this reduces jitter somewhat, but it still noticeable in > Quake2. I left kern.sched.steal_thresh at 1. > I have no micro stutter with default kern.sched.steal_thresh=2, but I have set: kern.sched.balance=0 # Enables the long-term load balancer kern.sched.balance_interval=1000 # Average period in stathz ticks to run the long-term balancer kern.sched.affinity=10000 # Number of hz ticks to keep thread affinity forReceived on Sat Apr 03 2021 - 03:23:44 UTC
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