[PD] Running Pd with real-time priority
antoine at metalu.net
Wed Mar 29 10:04:35 CEST 2017
I've proposed pull request #39 (https://github.com/pure-data/
pure-data/pull/39) to fix this (RT status not printed to console any more).
In the meantime, if you don't get related error message (and you don't
specify -nrt) then RT should be enabled.
http://www.metalu.net <http://metalu.net> __ htt
2017-03-29 8:29 GMT+02:00 katja <katjavetter at gmail.com>:
> Which Pd version do you run? I remember having the same issue with Pd
> on Raspberry Pi some years ago. Pd at that time asked for rtprio 99
> and didn't get it with jackd default settings. In response Miller has
> then changed Pd's rtprio requirement to 95 (I don't remember which Pd
> version exactly, it was probably around 0.45). If the Odroid image
> ships an old Pd, setting rtprio 99 could make the difference.
> On Wed, Mar 29, 2017 at 1:16 AM, Alexandros Drymonitis <adrcki at gmail.com>
> > When running Pd, it is supposed to run with real-time priority by
> > right?
> > When launching Pd from the terminal, you usually get this printed:
> > priority 6 scheduling enabled.
> > priority 8 scheduling enabled.
> > I'm running Pd on an Odroid-U3, and launching Pd from the terminal
> > print anything like this.
> > I'm using Pd with jack, which I run with real-time priority (I'm using
> > Qjackctl and I'm clicking on the Realtime tick-box). I have the following
> > both in /etc/security/limits.conf and in /etc/security/limits.d/audio.c
> > @audio - rtprio 95
> > @audio - memlock unlimi
> > ted
> > @audio - nice -19
> > The user odroir (which is the default user in the Odroid image) is a
> > of the audio group. What am I missing here? Is Pd running with real-time
> > priority indeed, or do I need to do something more than that to run with
> > real-time priority?
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