[PlanetCCRMA] running jack on fedora

Fernando Pablo Lopez-Lezcano nando@ccrma.Stanford.EDU
Fri Jan 23 12:39:01 2004


> i have been running the plannet on a redhat 9 computer for awhile now, 
> and i just installed it on a new fedora installation on an ibm t22 
> laptop. when i run qjackctl and try to start jack, i get messages in the 
> window saying: "starting" then "started" but then just afted that 
> "stopped" and a box pops up saying "could not connect to JACK server as 
> client". opening the messages box i see:
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0|hw:0|1024|2|44100|0|0|nomon|swmeter|rt|32bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 2 periods
> Couldn't open hw:0 for 32bit samples trying 24bit instead
> Couldn't open hw:0 for 24bit samples trying 16bit instead
> ALSA: cannot set period size to 1024 frames for capture
> ALSA: cannot configure capture channel

This sound card does not like periods of 1024 frames...
Try changing that to a different number, for example 512

> cannot load driver module alsa
> 15:20:26.235 JACK was stopped successfully.
> 15:20:27.910 Could not connect to JACK server as client.
> 
> alsaplayer and xmms both play fine and my qjackctl settings are 
> identical to the ones that work fine on my rh9 machine.

But probably the soundcard is different and can't work with the same
jack parameters as the old one. 

-- Fernando