Oracle Data Guard 11gR2 Administration Beginner's Guide

Time for action – enabling Active Data Guard using broker

If Data Guard is managed using a broker, it is always simple and even easier to manage it from Oracle 11gR2. When both broker and MRP are running on the standby, you can open the database at any time for reporting purposes.

1. Check the configuration and state of the database as follows:

   DGMGRL> show configuration;
   Configuration - PACKT
     Protection Mode: MaxPerformance
     Databases:
       turkey_un - Primary database
       INDIA_UN  - Physical standby database
   Fast-Start Failover: DISABLED
   Configuration Status:
   SUCCESS
   DGMGRL>
   
   SQL> select db_unique_name,open_mode from v$database;
   DB_UNIQUE_NAME  OPEN_MODE
   --------------- --------------------
   INDIA_UN        MOUNTED
   SQL>
   SQL> !ps -ef|grep mrp
   oracle 4686 1 0 16:31 ...