[PlanetCCRMA] qjackctl/jackd acting differently?

Fernando Lopez-Lezcano nando@ccrma.Stanford.EDU
Mon Sep 19 18:37:01 2005

On Mon, 2005-09-19 at 18:04 -0700, bernie arai wrote:
> On Mon, 2005-09-19 at 16:48, Mark Knecht wrote:
> > 
> > If you can see the RT at all then Real Time is enabled. I've discussed
> > this with Rui before. Like you I think the way RT shows up dark it
> > looks like it's disabled. He disagrees. Anyway, if you try running AJC
> > with Realtime turned off then I think you'll spot the difference
> > there.
> > 
> thanks for clearing that up. i agree with you about it looking like it's
> diabled, but whatever, at least now i know, and won't worry about it
> anymore.  now that i know that lack of realtime is not the issue,
> hopefully i can find the real culprit.
> > 
> > Never use jackstart with 2.6 kernels. I always use jackd with the
> > realtime option just below it turned on. I don't think I got
> > jackd-realtime to work for me. I'm not sure what it's supposed to do
> > actually.
> i can't understand or start jackd-realtime either, but i've always used
> jackd with the realtime option like you.  so something funny must be
> going on to cause the "cannot write to jackstart sync pipe 4" message. 
> hopefully i can find out it's the same thing giving me so many xruns...

That's only when using jackstart, right? Jackstart uses (or used to use)
a pipe to synchronize with jackd when transfering realtime privileges
(used to be needed with 2.4.x kernels with the capabilities patch, not

-- Fernando