Connect to one of the existing nodes of your cluster and run the following from a SQL prompt. The IP(s) specified are those for new nodes being added.
|Add nodes to your cluster|
sql> ALTER CLUSTER ADD 'ip' [, 'ip'] ...;
ClustrixDB will perform a Group Change to add new node(s).
Clustrix recommends running this command during non-peak periods or during a scheduled maintenance window.
There will be a short disruption of service while the node(s) are being added.
You may also notice a slight degradation of performance while the Rebalancer moves data to the new node(s).