All of us love zookeeper and whenever we have to pick up choosing a coordination service this has really become the default choice for almost all of us.
A zookeeper is a lot like a file system (but is not one) with hierarchical structure. Every node in the zookeeper tree is called a znode (pronounced as zee-node). It contains data and can also have children.
I’m listing down some of the key characteristics of Zookeeper which all of us should know before using it.