On Thu, Dec 29, 2022 at 1:45 AM Alexander Carôt <alexander_ca...@gmx.net> wrote: > > Hej Konrad, > > >>I can't hold back my curiosity, so I've got to ask: why? Why would you > >>do that? Why do you assume you know better than the operating system? > > I totally understand the question and agree to anything else you state in > your email below, however, I am dealing with a non-standard use case with > comparably tough delay restrictions. I do it for R&D reasons related to > remote music performances and the project where this works has been going > into: > > https://www.soundjack.eu/ > https://www.soundjack.eu/publications/ > > In this domain we are constantly seeking opportunities to improve audio/video > low(est)-latency on x-platform standard hardware. > > Especially on cheaper hardware such as the Raspi thread distribution was a > benefit in that regard especially when processing audio with 32 samples/block > and probably less but I need to compare and evaluate it more intensively now.
Additionally, to decrease the jitter and get more attention to your threads, you may try running as a root and switch to SCHED_FIFO priority and assign high priority there. https://github.com/ianohara/linux-rt-examples/blob/master/src/schedulerTest.c Kind regards, Robert Iakobashvili ............................ _______________________________________________ Interest mailing list Interest@qt-project.org https://lists.qt-project.org/listinfo/interest
