Setting up a physical standby in Oracle 12C
In our configuration we will have primary database as PROD1 and physical standby as DR1
## Making changes to the primary environment
SQL> alter system set log_archive_config='dg_config=(prod1,dr1)' ;
System altered.
SQL> alter system set log_archive_dest_1='location=USE_DB_RECOVERY_FILE_DEST valid_for=(all_roles,all_logfiles) db_unique_name=prod1' ;
System altered.
SQL> alter system set log_archive_dest_2='service=dr1 valid_for=(primary_roles,online_logfiles) db_unique_name=dr1' ;
System altered.
SQL> alter system set fal_client=prod1;
System altered.
SQL> alter system set fal_server=dr1 ;
System altered.
SQL> alter system set db_file_name_convert='/u01/app/oracle/oradata/dr1','/u01/app/oracle/oradata/prod1' scope=spfile;
System altered.
SQL> alter system set log_file_name_convert='/u01/app/oracle/oradata/dr1','/u01/app/oracle/oradata/prod1' scope=spfile;
System altered.
SQL> alter system set standby_file_management=auto ;
System altered.
## Making changes to the standby environment
SQL> alter system set log_archive_config='dg_config=(prod1,dr1)' ;
System altered.
SQL> alter system set log_archive_dest_1='location=USE_DB_RECOVERY_FILE_DEST valid_for=(all_roles,all_logfiles) db_unique_name=dr1' ;
System altered.
SQL> alter system set log_archive_dest_2='service=prod1 valid_for=(primary_roles,online_logfiles) db_unique_name=prod1' ;
System altered.
SQL> alter system set fal_client=dr1;
System altered.
SQL> alter system set fal_server=prod1 ;
System altered.
SQL> alter system set db_file_name_convert='/u01/app/oracle/oradata/prod1','/u01/app/oracle/oradata/dr1' scope=spfile;
System altered.
SQL> alter system set log_file_name_convert='/u01/app/oracle/oradata/prod1','/u01/app/oracle/oradata/dr1' scope=spfile;
System altered.
SQL> alter system set standby_file_management=auto ;
System altered.
__________________
## Below are tns entries
PROD1 =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = hostname of primary)(PORT = 1521))
)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = prod1)
)
)
DR1 =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = hostname of standby)(PORT = 1521))
)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = dr1)
)
)
## Appropriate directories and Password files are also in place
[oracle@node4 ~]$ ls -ld /u01/app/oracle/oradata/dr1
drwxr-xr-x 2 oracle oinstall 4096 Oct 2 16:49 /u01/app/oracle/oradata/dr1
[oracle@node4 ~]$ ls -ltr /u01/app/oracle/product/12.1.0/dbhome_1/dbs/orapwdr1
-rw-r----- 1 oracle oinstall 7680 Oct 2 16:45 /u01/app/oracle/product/12.1.0/dbhome_1/dbs/orapwdr1
[oracle@node4 ~]$ ls -ltr /u01/app/oracle/product/12.1.0/dbhome_1/dbs/orapwprod1
-rw-r----- 1 oracle oinstall 7680 Oct 2 16:19 /u01/app/oracle/product/12.1.0/dbhome_1/dbs/orapwprod1
[oracle@node4 ~]$ rman target/
Recovery Manager: Release 12.1.0.1.0 - Production on Thu Oct 2 16:44:16 2014
Copyright (c) 1982, 2013, Oracle and/or its affiliates. All rights reserved.
connected to target database: PROD1 (DBID=2081254351)
RMAN> connect auxiliary sys@dr1
auxiliary database Password:
connected to auxiliary database: PROD1 (not mounted)
RMAN> duplicate target database for standby from active database;
Starting Duplicate Db at 02-OCT-14
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of Duplicate Db command at 10/02/2014 16:44:47
RMAN-05501: aborting duplication of target database
RMAN-05609: Must specify a username for target connection when using active duplicate
RMAN> exit
Recovery Manager complete.
[oracle@node4 ~]$ rman target sys@prod1 auxiliary sys@dr1
Recovery Manager: Release 12.1.0.1.0 - Production on Thu Oct 2 16:44:59 2014
Copyright (c) 1982, 2013, Oracle and/or its affiliates. All rights reserved.
target database Password:
connected to target database: PROD1 (DBID=2081254351)
auxiliary database Password:
connected to auxiliary database: PROD1 (not mounted)
RMAN> duplicate target database for standby from active database;
Starting Duplicate Db at 02-OCT-14
using target database control file instead of recovery catalog
allocated channel: ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: SID=22 device type=DISK
contents of Memory Script:
{
backup as copy reuse
targetfile '/u01/app/oracle/product/12.1.0/dbhome_1/dbs/orapwprod1' auxiliary format
'/u01/app/oracle/product/12.1.0/dbhome_1/dbs/orapwdr1' ;
}
executing Memory Script
Starting backup at 02-OCT-14
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=52 device type=DISK
Finished backup at 02-OCT-14
contents of Memory Script:
{
restore clone from service 'prod1' standby controlfile;
}
executing Memory Script
Starting restore at 02-OCT-14
using channel ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service prod1
channel ORA_AUX_DISK_1: restoring control file
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:03
output file name=/u01/app/oracle/oradata/dr1/control01.ctl
output file name=/u01/app/oracle/fast_recovery_area/dr1/control02.ctl
Finished restore at 02-OCT-14
contents of Memory Script:
{
sql clone 'alter database mount standby database';
}
executing Memory Script
sql statement: alter database mount standby database
contents of Memory Script:
{
set newname for tempfile 1 to
"/u01/app/oracle/oradata/dr1/temp01.dbf";
switch clone tempfile all;
set newname for datafile 1 to
"/u01/app/oracle/oradata/dr1/system01.dbf";
set newname for datafile 2 to
"/u01/app/oracle/oradata/dr1/example01.dbf";
set newname for datafile 3 to
"/u01/app/oracle/oradata/dr1/sysaux01.dbf";
set newname for datafile 4 to
"/u01/app/oracle/oradata/dr1/undotbs01.dbf";
set newname for datafile 6 to
"/u01/app/oracle/oradata/dr1/users01.dbf";
restore
from service 'prod1' clone database
;
sql 'alter system archive log current';
}
executing Memory Script
executing command: SET NEWNAME
renamed tempfile 1 to /u01/app/oracle/oradata/dr1/temp01.dbf in control file
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
Starting restore at 02-OCT-14
using channel ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service prod1
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00001 to /u01/app/oracle/oradata/dr1/system01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:36
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service prod1
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00002 to /u01/app/oracle/oradata/dr1/example01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:16
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service prod1
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00003 to /u01/app/oracle/oradata/dr1/sysaux01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:35
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service prod1
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00004 to /u01/app/oracle/oradata/dr1/undotbs01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:03
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service prod1
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00006 to /u01/app/oracle/oradata/dr1/users01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
Finished restore at 02-OCT-14
sql statement: alter system archive log current
contents of Memory Script:
{
switch clone datafile all;
}
executing Memory Script
datafile 1 switched to datafile copy
input datafile copy RECID=1 STAMP=859913214 file name=/u01/app/oracle/oradata/dr1/system01.dbf
datafile 2 switched to datafile copy
input datafile copy RECID=2 STAMP=859913214 file name=/u01/app/oracle/oradata/dr1/example01.dbf
datafile 3 switched to datafile copy
input datafile copy RECID=3 STAMP=859913214 file name=/u01/app/oracle/oradata/dr1/sysaux01.dbf
datafile 4 switched to datafile copy
input datafile copy RECID=4 STAMP=859913214 file name=/u01/app/oracle/oradata/dr1/undotbs01.dbf
datafile 6 switched to datafile copy
input datafile copy RECID=5 STAMP=859913214 file name=/u01/app/oracle/oradata/dr1/users01.dbf
Finished Duplicate Db at 02-OCT-14
RMAN> exit
Recovery Manager complete.
## Login to the standby database
SQL> recover managed standby database disconnect;
Media recovery complete.
SQL> @arch
SEQUENCE# ARCHIVED APPLIED COMPLETION_TIME
---------- ------------ --------------------
7 YES YES 02-oct-2014 16:50:14
8 YES YES 02-oct-2014 16:50:17
