Failing Over and Repairing Database Clusters
Learn how to repair and restart the Database cluster.
You can use the Database Cluster in the
Status section of the Web Console to failover and repair the current master cluster.
To failover and restart the cluster:
Navigate to the Status section of the navigation bar and
click Database Cluster to display the Database Cluster
Click on the Node (Master) drop down to display the node status.
Click Disable Node to failover the cluster from the
current Master node to the Slave node.
For example, if the Node (Master) is 10.37.231.151, clicking
will fail over this node to the Node
The system updates dynamically, and the Slave node (10.37.231.150) is
displayed as the new Master node. The previous Master node's status changes to
Click the Node (Slave) drop down to display the node (Slave) status.
Click Repair Node Databases to bring the node back to an
The Node (Slave) or former Node (Master) status changes to
DB_Repair mode. Status for all three databases
(Core, Audit, and Message Bus) also displays the
Tip: Wait for the system to finish the database repair process and
update the database status.
Click the Node (Slave) drop down to view the status of the repaired
If all three databases display an OK status, then the
Master and Slave nodes are now fully repaired and operational.