Much of the effort for the next release of Druid (0.9) has been put into docs. Even with that you still need to handle a complex cluster made of several service

Much of the effort for the next release of Druid (0.9) has been put into docs. Even with that you still need to handle a complex cluster made of several services: zookeeper, druid overlord, druid middlemanager, druid broker, etc... still it sounds more complicate than it actually is. What was the alternative solution adopted by your company?