On Sat, Jun 04, 2005 at 08:43:45PM -0300, Ignacio Ram?rez wrote: > However, if I try the same configuration with the the M-Audio card > (which is mapped to card 2, full duplex is implicit) > > jackd -R -d alsa -d "hw:2" -p128 -n2 -S -r48000 > > I get a lot of xruns. Then, if I try something like > > jackd -R -d alsa -d "hw:2" -p512 -n2 -S -r48000 > > I get NO xruns either, but the sound is completely "chopped". This only > stops happening with a period size of 2048!! Of course, at this point I can > only use it as a recording/playback device but I have to forget about > realtime > effects!
Try -p128 -n3, or -p256 -n3 Having a total buffer size that is a multiple of 48 often helps with USB. -- FA