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CHG: Restart Dataguard Standby databases
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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
