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The process is simple and straight forward straightforward with Dbvisit.
( 1 ) The configuration name and “In Sync” means that the standby cluster databases are in sync with the primary cluster databases.
( 2 ) The method used to sync the standby with primary. “ARCHIVING” mean it uses WAL Archive method for syncing
( 3 ) The option for the switchover. Click this option to start the switchover process.
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(3 ) The summary of the process that happens during the switchover.
After the process is completed, the roles are reversed, and centlin72.oraclekiwi.co.nz becomes the primary and centlin71.oraclekiwi.co.nz becomes the standby server.
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The first step of the graceful switchover is same across all three methods.
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( 1 ) The current time lag between standby and primary clusters
The servers
WAL Streaming
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