@amankumbare thanks for the detailed explanation ... View more

hey @mqureshi thanks for providing the information. Apart from other zookeeper uses, so I assume the communication flow is to be like Producer will contact the zookeeper to get broker address and start producing messages to the brokers. Consumer will poll the brokers for messages and update the consumed message offset to Zookeeper. ... View more

Thanks slachterman ... View more

Thank you for the simple and crisp explanation ... View more

Can you please provide the commands on how to login to zookeeper nodes and to delete the topics. Am also stuck at the step which says "topic is marked for deletion". ... View more

Great. this was the answer I was looking for. ... View more

thanks mqureshi for the response. I have HDP 2.4 Cluster with Active & Standby Namenode. Standby Namenode is down from few days due to hardware issue. I do understand that once standby namenode is back up, it updates itself with the edits logs from the journal nodes. In addition to that I believe standby namenode also performs checkpoint operation (merging of fsimage and edits) and uploads it to Active Namenode based on the property dfs.namenode.checkpoint.period. (which will be done by Secondary Namenode in non HA environment). Now in this case when Standby namenode is down, does check pointing happen or not or any solution for that? Appreciate your help ... View more