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CHG: Restart Dataguard Standby databases

Stop Dataguard Standby Database:

PreStep: Backout the CI on the OEM

You could backup the whole CN_DATABASE during the CHG.

Step 1: Stop Primary redo transport on DR Server:

Redo transport can be stopoed on DR with dataguard broker

$ dgmgrl /

DGMGRL> show configuration;

DGMGRL> show database shrars;

DGMGRL> EDIT DATABASE shrars SET STATE='TRANSPORT-OFF';

DGMGRL> show database shrars;

Step 2: Stop Standby Redo Apply

DGMGRL> show database shrars_sb;

DGMGRL> EDIT DATABASE shrars_sb SET STATE='APPLY-OFF';

DGMGRL> show database shrars_sb;

Step 3: Stop listener

$ lsnrctl status listener_shrars

$ lsnrctl stop listener_shrars

$ lsnrctl status listener_shrars

Step 4: Stop database

$ sqlplus / as sysdba;

SQL> shutdown immediate;

Step 5: Check and stop OEM agent

$ cd /data/oracle/product/agent/agent12c/core/12.1.0.5.0/bin

$ ./ emctl status agent

$ ./ emctl stop agent

Start Dataguard Standby Database:

Step 1: Start listener:

$ lsnrctl start listener_shrars

$ lsnrctl status listener_shrars

Step 2: Start Database

$ sqlplus / as sysdba;

SQL> startup mount;

Step 3: Start Standby Redo Apply

$ dgmgrl /

DGMGRL> show configuration;

DGMGRL> show database shrars_sb;

DGMGRL> EDIT DATABASE shrars_sb SET STATE='APPLY-ON';

DGMGRL> show database shrars_sb;

Step 4: Stop Primary redo transport on DR Server

DGMGRL> show database shrars;

DGMGRL> EDIT DATABASE shrars SET STATE='TRANSPORT-ON';

DGMGRL> show database shrars;

Step 5: Check and stop OEM agent

$ cd /data/oracle/product/agent/agent12c/core/12.1.0.5.0/bin

$ ./ emctl status agent

$ ./ emctl start agent

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