For VMware Identity Manager, database replication is configured so that data remains consistent across database servers within the primary data center and across to the secondary data center.
You must configure your external database for high availability. Configure a master and slave database architecture, where the slave is an exact replica of the master.
Refer to your external database documentation for information.
If you are using SQL Server Always On, use the hostname or IP address of the SQL Server listener when you configure the database in each VMware Identity Manager appliance. For example: