To remove roles from an existing node:
- Purge the packages corresponding to the roles using
configure.shwith a list of the CLDB nodes and ZooKeeper nodes in the cluster.
- If you have removed the CLDB or ZooKeeper role, run
configure.sh -Ron all nodes in the cluster to read new configuration information from the
The warden picks up the new configuration automatically. When it is convenient, restart the warden:
mapr-filesystem role requires additional steps. Refer to Removing the Fileserver Role.