Stop HADR:
1. Login to Production site as db2 username 2. command: db2 stop hadr on db <dbname> 3. Login to Target site as db2 username 4. command: db2 deactivate db <dbname> (this action not stop your DB2 services) 5. command: db2 stop hadr on db <dbname>
Start HADR:
1. Login to Target site as db2 username 2. command: db2 deactivate db <dbname> 3. command: db2 start hadr on db <dbname> as standby 4. Login to Production site as db2 username 5. command: db2 deactivate db <dbname> 6. command: db2 start hadr on db <dbname> as primary