Bring back a standby node after it failed

In this scenario, the standby node of an HA pair failed. After you have fixed the problems with the standby node, you must bring it back up as a backup.

Use the following information to understand the steps that are required to bring back the standby node (Appliance B) after a failure on that appliance is resolved. The content of the store and the configuration of Appliance A is preserved and Appliance A does not require a restart.

Bring back a backup after it failed

You can configure appliances for high availability by using the IBM® Watson IoT Platform - Message Gateway Web UI, or by using the command line. For more information about using the command line to configure appliances for high availability, see Bring back a standby node after it failed by using the command line. For more information about using theIBM Watson IoT Platform - Message Gateway Web UI to configure appliances for high availability, see Bring back a standby node after it failed by using the GUI.