Recommissioning an Ozone DataNode
You can add an Ozone DataNode that is already decommissioned or in offline mode back to the cluster using Cloudera Manager.
- In Cloudera Manager, go to the Ozone service.
- Click Instances.
- Select the DataNode instances that you want to recommission.
- Select Actions for Selected>Recommission and Start.
Click Recommission and Start to confirm.
The selected DataNodes rejoin the cluster and Instances page shows the Commissioned State of the DataNodes as Commissioned.