On Sat, Jul 4, 2009 at 9:13 AM, Paul Neaveill wrote:
11:10:02.299 Patchbay deactivated.
> 11:10:02.302 Statistics reset.
> 11:10:02.559 ALSA connection graph change.
> 11:10:02.796 ALSA connection change.
> 11:10:07.471 Startup script...
> 11:10:07.472 artsshell -q terminate
> 11:10:08.148 Startup script terminated with exit status=256.
> 11:10:08.150 JACK is starting...
> 11:10:08.151 /usr/bin/jackd -dalsa -dhw:0 -r44100 -p16 -n2 -m -I1 -O1
> 11:10:08.159 JACK was started with PID=9030.
> jackd 0.109.2
> 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 ..
> apparent rate = 44100
> creating alsa driver ... hw:0|hw:0|16|2|44100|0|0|nomon|swmeter|-|32bit
> control device hw:0
> configuring for 44100Hz, period = 16 frames (0.4 ms), buffer = 2 periods
> ALSA: final selected sample format for capture: 16bit little-endian
> ALSA: cannot set period size to 16 frames for capture
> ALSA: cannot configure capture channel
> cannot load driver module alsa
> no message buffer overruns
> 11:10:08.350 JACK was stopped successfully.
> 11:10:08.351 Post-shutdown script...
> 11:10:08.352 killall jackd
> jackd: no process killed
> 11:10:08.794 Post-shutdown script terminated with exit status=256.
> 11:10:09.262 Could not connect to JACK server as client. - Overall operation failed. - Unable to connect to server. Please check the messages window for more info.
What sound card are you using? 16 frames is a very short period size
and is apparently incompatible with your sound card. I would try a
larger number and work your way down, finding the lowest one where you
don't get xruns with the software you intend to use.
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