This task-controller business look quite scary. We should really spend some time cleaning up 0.23 before it goes out
Scratch that – jsvc doesn't need to be part of the hadoop package, since it doesn't help to deal with HDFS-1943. Filed a new issue to implement a workaround: BIGTOP-140
On top of that, because of HDFS-1943 we have to make jsvc part of the hadoop package for now.