Configuring a cluster at the secondary site
To set up a multi-node or single-node cluster on the secondary site:
Set up the cluster
Set up the database
The setup requirements for the secondary site parallel the requirements for the primary site with a few additions or exceptions as noted below.
Important requirements for global clustering:
Cluster names on the primary and secondary sites must be unique.
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Make sure that you use the same OS user and group IDs for Oracle for installation and configuration on both the primary and secondary clusters.