Okay so I wrote an example nifi process to do it   https://www.datainmotion.dev/2020/01/flank-stack-nifi-processor-for-kafka.html ... View more

What will be the steps if the cluster has 2 namenodes (active and standby) with 3 journal nodes? ... View more

a. ambari-metrics-monitor status b. ambari-metrics-monitor stop (if it is running) c. Check the ambari-metrics-collector/hbase-tmp directroy path in Ambari AMS config d. Move the hbase zk temp directory to somewhere mv /hadoop/journalnode/var/lib/ambari-metrics-collector/hbase-tmp/zookeeper/* /tmp/ams-zookeeper-backup/ e. Restart AMS from the Ambari That should resolve the issue Cheers, Pravat Sutar ... View more