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FC13/KDE I having problems with jackd not starting, because it can't find a backend Which one do I use pulseaudio or alsa ? There is no output in /var/log/messages for jackd. Here is the output of running "jackd" $ jackd jackd 0.118.0 Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben Hohn 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 jackd 0.118.0 Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben Hohn 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 usage: jackd [ --no-realtime OR -r ] [ --realtime OR -R [ --realtime-priority OR -P priority ] ] (the two previous arguments are mutually exclusive. The default is --realtime) [ --name OR -n server-name ] [ --no-mlock OR -m ] [ --unlock OR -u ] [ --timeout OR -t client-timeout-in-msecs ] [ --port-max OR -p maximum-number-of-ports] [ --debug-timer OR -D ] [ --no-sanity-checks OR -N ] [ --verbose OR -v ] [ --clocksource OR -c [ c(ycle) | h(pet) | s(ystem) ] [ --replace-registry ] [ --silent OR -s ] [ --version OR -V ] [ --nozombies OR -Z ] -d backend [ ... backend args ... ] Available backends may include: alsa, dummy, freebob, firewire, net, oss, sun, or portaudio. jackd -d backend --help to display options for each backend [mickey@Acer ~]$ jackd -d backend --help jackd 0.118.0 Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben Hohn 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 jackd: unknown driver 'backend' # jackd -d pulseaudio jackd 0.118.0 Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben Hohn 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 jackd: unknown driver 'pulseaudio' [root@Acer mickey]# jackd -d alsa jackd 0.118.0 Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben Hohn 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 .. creating alsa driver ... hw:0|hw:0|1024|2|48000|0|0|nomon|swmeter|-|32bit control device hw:0 the playback device "hw:0" is already in use. Please stop the application using it and run JACK again cannot load driver module alsa There are no other applications using the sound system. |
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