I have completed the hadoop cluster setup with 3 journal nodes for QJM, 4 datanodes, 2 namenode, 3 zookeeper but i need to confirm whether the connectivity had made successfully between them so, i am searching for a too which can perform following task
1) Should check which namenode currently in active state
2) Is both the namenode is communicating with each other successfully
3) Should check whether all journal nodes are communicating with each other successfully
4) Should check whether all zookeeper are communicating with each other successfully
5) Which zookeeper currently playing the master role
Is there any tool or any commands available to check above task?