[PlanetCCRMA] [Planet CCRMA] : Jack and Freebob issues on Fc8

Mysth-R mysthr21 at gmail.com
Fri Nov 23 06:58:02 PST 2007


Hi, I recently update my system to fc8. I still have some config to do
(wifi, nvidia graphic card,...) but it works pretty well.
Yesaterday I tried to do some music with pd, and Zynaddsubfx through JACK.
I got a Firebox Presonus Firewire sound Card. So I run Jack using Qjackctl
with :

jackd -R -P65 -t2000 -dfreebob -r48000 -p512 -n3 -D

I got some difficulties to establish the real issue. Jack run perfectly.
Then I run pd and zynadd, create my connection, and then while I am making
the connection, Jack Stops, and sometimes doesn't respond anymore so I can't
see the error message from Qjackctl.

Ok while I was writting this message, I tried again.
Run qjackctl :
jackd -R -P65 -t2000 -dfreebob -r48000 -p512 -n3 -D

running pd with : pd -rt -jack -alsamidi
Here is the message :

15:41:21.293 Patchbay deactivated.

15:41:21.389 Statistics reset.

15:41:21.447 Startup script...

15:41:21.447 artsshell -q terminate

JACK tmpdir identified as [/dev/shm]

JACK tmpdir identified as [/dev/shm]

15:41:21.514 ALSA connection graph change.

sound server terminated

15:41:21.888 Startup script terminated successfully.

15:41:21.888 JACK is starting...

15:41:21.889 /usr/bin/jackd -R -P65 -t2000 -dfreebob -r48000 -p512 -n2 -D

15:41:21.891 JACK was started with PID=4948.

jackd 0.103.0

Copyright 2001-2005 Paul Davis and others.

jackd comes with ABSOLUTELY NO WARRANTY

This is free software, and you are welcome to redistribute it

under certain conditions; see the file COPYING for details

JACK compiled with System V SHM support.

loading driver ..

SSE2 detected

Freebob using Firewire port 0, node -1

15:41:22.092 ALSA connection change.

15:41:22.310 ALSA connection graph change.

15:41:22.993 ALSA connection graph change.

libiec61883 warning: Established connection on channel 0.

You may need to manually set the channel on the receiving node.

libiec61883 warning: Established connection on channel 1.

You may need to manually set the channel on the transmitting node.

15:41:23.094 ALSA connection change.

15:41:24.102 Server configuration saved to "/home/mysthr2/.jackdrc".

15:41:24.103 Statistics reset.

15:41:24.890 Client activated.

15:41:24.893 JACK connection change.

15:41:24.896 JACK connection graph change.

JACK tmpdir identified as [/dev/shm]

SSE2 detected

15:44:09.981 ALSA connection graph change.

15:44:09.985 JACK connection graph change.

15:44:10.073 JACK connection change.

15:44:10.074 ALSA connection change.

15:44:13.023 Shutdown notification.

15:44:13.026 JACK is stopping...

15:44:13.029 JACK is being forced...

zombified - calling shutdown handler

15:44:13.031 ALSA connection graph change.

15:44:13.229 JACK was stopped successfully.

15:44:43.229 Post-shutdown script...

15:44:43.229 killall jackd

QProcess: Destroyed while process is still running.

15:44:43.231 ALSA connection graph change.

15:44:43.232 ALSA connection graph change.

15:44:44.047 Post-shutdown script terminated successfully.



Yesterday, I finally test different config from qjackctl, and I tried to
disable the realtime option. Then It was working "perfectly", but I heard
many crackles not XRUNS, but crackles in sound. I think these were produced
by Pd since I ran it with no -rt option.

So Is there a problem with my RT configuration ? I don't know where I can
look for to solve my issue.
Just another thing, I can't remember if it was doing the same on fc7, but
when qjackctl is running in RT mode the read-out "RT" near the DSP load
percent and the sample rate, winks. Is it normal ?
Thanks for your help.
best,

Mysth-R


-- 
{^_^} Mysth-R {^_^}

http://myspace.com/mysthr
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