A video from the talk about "Systemmanagement with RHQ and Jopr" recorded at FOSDEM X is online.
You can watch it either on YouTube: http://www.youtube.com/watch?v=qGTtERJ63xw
or download is as .ogg file from the FOSDEM video page at
http://video.fosdem.org/2010/devrooms/jboss/systems.management.with.rhq.and.jopr.ogg (400 MB)
The slides of the talk are available from http://www.pilhuhn.de/hwr/fosdem10/FOSDEM10.pdf