For reliable operation MusE needs "realtime priviledges". Kernel >= 2.6.12 - load the set_rtlimits utility from: http://www.physics.adelaide.edu.au/~jwoithe - compile & install - create an audio group (if you dont have one already): groupadd audio - add yourself to the audio group - create an entry in "/etc/set_rtlimits.conf": @audio /home/ws/projects/muse/muse/muse/muse -1 90 - start MusE with set_rtlimits -r 60 /usr/local/bin/muse