On Mon, Jun 9, 2008 at 9:53 PM, Esben Stien <b0ef at esben-stien.name> wrote: > As I recently got the portaudio JACK output driver to start up, I see > very heavy CPU usage and hear lots of crackles and pops when I > initiate a call. > We have a bit of info on how to optimize CPU usage here: http://trac.pjsip.org/repos/wiki/audio-check-cpu Cheers Benny