greetings, rtirq, the init script that automagically tunes up your system for audio, has been updated as much for better avoid duplicates when alsa device drivers share their irq line with something else. here you can find the upstream tarballs: http://www.rncbc.org/jack/#rtirq or, this very latest: http://www.rncbc.org/jack/rtirq-20111007.tar.gz nb. rtirq only applies to preempt_rt or threadirqs enabled kernels (>= 2.6.39) byee -- rncbc aka Rui Nuno Capela rncbc(a)rncbc.org