@Andrew Watson Ambari APIs seem like the right way to go about this. As for getting started, you could explore the output of: http://<ambari_server>:8080/api/v1/clusters/<cluster_name>/configurations/service_config_versions Some of the fields in the output of above call that could fit with your requirement: "service_name" - Name of each service "service_config_version_note" - List the comments made against each config change "tag" - Version# associated with the service config changes "user" - context under which config change was done "stack_id" - stack version against which change was done (esp. useful if you want to track against upgrades too) This link has some information -https://cwiki.apache.org/confluence/display/AMBARI/Service+Config+Versions+API+usage Thanks, Vivek ... View more

You don't necessarily need to remove Kafka service but to clean up topics use the following approach https://community.hortonworks.com/questions/1786/how-to-clean-up-purge-kafka-queues.html ... View more

Hi @Andrew Watson, No such script exists today, although one could be written for the specific version of Hue in use as well as the backing database. In the upcoming release of Ambari, an Ambari view has been introduced to allow for just such a migration (https://github.com/apache/ambari/tree/trunk/contrib/views/hueambarimigration). Until such time that this is released, a custom solution would need to be implemented. ... View more