[PlanetCCRMA] jackdmp on 64bit machines

Fri Nov 7 06:52:14 PST 2008

On Mon, 2008-11-03 at 10:24 -0800, Fernando Lopez-Lezcano wrote:
> On Mon, 2008-11-03 at 08:45 +0100, Michael E. Smith wrote:
> > Hi there:
> > 
> > Is there a trick to getting jackdmp started on 64bit machines?
> 
> Not to my knowledge...
> 
> > I've got an AMD quad-core machine on which I've installed both 64bit and
> > 32bit versions of Fedora 8/CCRMA, configured as similarly as possible.
> > 
> > Simply put, the 32bit machine starts up jackdmp just fine (I do it with
> > qjackctl, mostly), and the 64bit machine won't. It says "overall
> > operation failed," waits a few seconds, tries again, then repeats until
> > I stop it.
> 
> Which version of jackmp? How did you build it? What is exactly the error
> message you are getting (in context with the rest of the messages that
> jack prints during startup).

Here is jack's message output. And yes, when it suggests I look at the
message window, it's referring to itself. Also, after the repeated
failures (they would have just continued), I told it to quit.

15:29:58.687 Patchbay deactivated.

15:29:58.696 Statistics reset.

15:29:58.718 ALSA connection graph change.

15:29:58.948 ALSA connection change.

15:29:58.949 ALSA connection graph change.

15:30:12.160 Startup script...

15:30:12.160 artsshell -q terminate

15:30:13.233 Startup script terminated with exit status=256.

15:30:13.233 JACK is starting...

15:30:13.233 /usr/bin/jackdmp -R -p512 -dalsa -dhw:2,0 -r44100 -p1024
-n2

15:30:13.255 JACK was started with PID=3387.

ALSA: final selected sample format for capture: 32bit little-endian

ALSA: use 2 periods for capture

ALSA: final selected sample format for playback: 32bit little-endian

ALSA: use 2 periods for playback

15:30:15.449 Could not connect to JACK server as client. - Overall
operation failed. - Unable to connect to server. Please check the
messages window for more info.

15:30:40.752 Could not connect to JACK server as client. - Overall
operation failed. - Unable to connect to server. Please check the
messages window for more info.

15:30:55.184 Could not connect to JACK server as client. - Overall
operation failed. - Unable to connect to server. Please check the
messages window for more info.

15:31:29.109 Could not connect to JACK server as client. - Overall
operation failed. - Unable to connect to server. Please check the
messages window for more info.

15:38:35.264 JACK is stopping...

jack main caught signal 15

jackdmp 0.71

Copyright 2004-2008 Grame.

jackdmp 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

15:38:35.281 JACK was stopped with exit status=1.

15:38:35.282 Post-shutdown script...

15:38:35.282 killall jackd

jackd: no process killed

15:38:35.715 Post-shutdown script terminated with exit status=256.

>  I'll see if I can repeat this, but I don't
> have a f8 64 machine handy...
> 
> -- Fernando
> 
> 
> > I've tried as various users, to include root.
> > 
> > I've tried  various kernels, both ccrma/rt and stock.
> > 
> > I've tried with both jackd and jackdmp.
> > 
> > I've tried with motherboard audio, and external, each at various sample
> > rates.
> > 
> > I've tried with realtime and without.
> > 
> > I've tried from the command line.
> > 
> > All with the same results.
> > 
> > Any ideas?
> > 
> > Thanks,
> > 
> > Michael
> > 
> > P.S. Oh yeah, I forgot to mention that I got jack started on both
> > 64Studio and Ubuntu Studio 64bit, so it should be possible with my
> > hardware.
> 

Thanks,

Michael