Oracle DR Drill

Oracle DR Drill


How to make DR site as PR Site and vice versa in Oracle



PR Site

DR Site

S.no


alter system job_queue process=0;

alter system job_queue process=0 scope =both SID='*';

1
emctl stop dbconsole

emctl stop dbconsole
2

select 'APPLIED', max(sequence#), thread# from
v$archived_log where APPLIED='YES' group by
thread#   union all               
select 'ARCHIVED', max(sequence#),thread# from
v$archived_log where archived='YES'group by
thread# order by 2;

3
check the status of both pr and dr  

select SWITCHOVER_STATUS from v$database;

select SWITCHOVER_STATUS from v$database;
4
stop the instances only leave one instance which need to become DR 
                                                                                                           srvctl stop instance -d xxxx -i  instance_name                                                              


5
then give the command on the primary which have to become dr    

ALTER DATABASE COMMIT TO SWITCHOVER TO PHYSICAL
STANDBY WITH SESSION SHUTDOWN;


6
shutdown the instance
shutdown immediate;
startup mount;

7

ALTER DATABASE COMMIT TO SWITCHOVER TO PRIMARY;

8

Startup;
9
ALTER DATABASE RECOVER MANAGED STANDBY DATABASE DISCONNECT FROM SESSION;


10

Start other instances if required


11

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