# Cluster Management, Registration and Discovery 

*topics*
* [Logback vs SLF4J vs Log4J2 - what is the difference?](https://www.youtube.com/watch?v=SWHYrCXIL38&ab_channel=JavaBrains)
* Introduction to Service Registry & Service Discovery
* Implement Service Registry with Zookeeper
* Integrate into our leader-worker architecture 