This has nothing to do with callback mode, as such. it is a general
performance note included to illustrate the various things that I
discovered, often with much debugging of PD itself, which affect
performance.
Ok, I see. Note that *receiving* messages is more or less fine because
the I/O
On Thu, 24 Aug 2023 at 14:12, Christof Ressi wrote:
> Perhaps. But I was definitely able to manually bump the priority without
> sudo.
>
> I don't doubt that you can manually bump the priority; that doesn't
> necessarily mean that Pd itself can do it.
>
> BTW, if Pd fails to raise the thread
Perhaps. But I was definitely able to manually bump the priority
without sudo.
I don't doubt that you can manually bump the priority; that doesn't
necessarily mean that Pd itself can do it.
BTW, if Pd fails to raise the thread priority to RT, you should get the
following error message in the
On Wed, 23 Aug 2023 at 23:24, Christof Ressi wrote:
> I actually get fewer xruns in callback mode,
>
> This sounds highly unlikely. Maybe your "delay" setting is too low? Or Pd
> is not actually running with realtime priority?
>
I spent a lot of time testing this on an ancient laptop running a