Before you begin Before developing the NiFi dataflow to push data to Ozone, you must meet the following prerequisites. You have set up an Ozone cluster in CDP, with Kerberos authentication enabled.Ranger permissions have been configured to grant your user the ability to create volumes in Ozone.You have created a volume and a bucket in Ozone.You have Cloudera Flow Management (CFM) installed on your system, as NiFi is delivered through CFM. You have added and configured the NiFi service. Parent topic: Pushing data to Ozone using Apache NiFi