Oracle Dataguard (the main library is Oracle rac cluster) configuration tutorial (03) - preparations before creating the dataguard database
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This column explains in detail the configuration process of Oracle Dataguard (the Oracle version is 11g, and the main database is a two-node Oracle rac cluster). The main contents include:
(1) The installation of dataguard server Oracle software.
(2) Configuration of Oracle RAC main library and Dataguard server.
(3) Master-slave synchronization test.
(4) Master and standby library switching.
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Table of contents
- Oracle Dataguard (the main library is Oracle rac cluster) configuration tutorial (03) - preparations before creating the dataguard database
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- 1. Copy the required files from the Oracle RAC master library to the Dataguard server
- 2. Create a password file on the dataguard server
- 3. Modify the initialization parameter file of the physical standby database
- Fourth, configure the two nodes of the Oracle RAC main library and the tnsnames.ora file of the dataguard server
1. Copy the required files from the Oracle RAC master library to the Dataguard server
Copy the backup file of the Oracle RAC main database, the control file of the standby database, and the parameter file of the standby database to the dataguard server.
1. Switch to node 1 of the Oracle RAC master library and copy files to the Dataguard server
# 查看文件
[oracle@rac1 rman_backup]$ ll
total 1097744
-rw-r----- 1 oracle asmadmin 2332160 Feb 10 16:30 ARC_0a1k5bh5_1_1.bak
-rw-r----- 1 oracle asmadmin 1490432 Feb 10 16:30 ARC_0b1k5bh6_1_1.bak
-rw-r----- 1 oracle asmadmin 665313280 Feb 10 16:27 Full_051k5ba1_1_1.bak
-rw-r----- 1 oracle asmadmin 409878528 Feb 10 16:28 Full_061k5ba2_1_1.bak
-rw-r----- 1 oracle asmadmin 6725632 Feb 10 16:29 Full_071k5ba2_1_1.bak
-rw-r----- 1 oracle asmadmin 18546688 Feb 10 16:29 Full_081k5bab_1_1.bak
-rw-r----- 1 oracle asmadmin 98304 Feb 10 16:29 Full_091k5beb_1_1.bak
-rw-r--r-- 1 oracle asmadmin 1392 Feb 10 16:40 inithisdg.ora
drwx------ 2 oracle oinstall 16384 Feb 10 16:02 lost+found
-rw-r----- 1 oracle asmadmin 18546688 Feb 10 16:36 standby_0c1k5bse_1_1.ctl
[oracle@rac1 rman_backup]$ scp ARC* 192.168.1.151:/rman_backup/
The authenticity of host '192.168.1.151 (192.168.1.151)' can't be established.
ECDSA key fingerprint is 99:44:64:04:3b:1b:0b:94:78:cf:ef:c8:db:42:ca:0c.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.1.151' (ECDSA) to the list of known hosts.
[email protected]'s password:
ARC_0a1k5bh5_1_1.bak 100% 2278KB 2.2MB/s 00:00
ARC_0b1k5bh6_1_1.bak 100% 1456KB 1.4MB/s 00:00
[oracle@rac1 rman_backup]$
[oracle@rac1 rman_backup]$ scp Full* 192.168.1.151:/rman_backup/
[email protected]'s password:
Full_051k5ba1_1_1.bak 100% 634MB 28.8MB/s 00:22
Full_061k5ba2_1_1.bak 100% 391MB 35.5MB/s 00:11
Full_071k5ba2_1_1.bak 100% 6568KB 6.4MB/s 00:00
Full_081k5bab_1_1.bak 100% 18MB 17.7MB/s 00:00
Full_091k5beb_1_1.bak 100% 96KB 96.0KB/s 00:01
[oracle@rac1 rman_backup]$
[oracle@rac1 rman_backup]$ scp init* 192.168.1.151:/rman_backup/
[email protected]'s password:
inithisdg.ora 100% 1392 1.4KB/s 00:00
[oracle@rac1 rman_backup]$ scp stand* 192.168.1.151:/rman_backup/
[email protected]'s password:
standby_0c1k5bse_1_1.ctl 100% 18MB 17.7MB/s 00:01
2. View files on the dataguard server
[root@hisdg ~]# cd /rman_backup/
[root@hisdg rman_backup]# ll
总用量 1097744
-rw-r-----. 1 oracle oinstall 2332160 2月 10 16:56 ARC_0a1k5bh5_1_1.bak
-rw-r-----. 1 oracle oinstall 1490432 2月 10 16:56 ARC_0b1k5bh6_1_1.bak
-rw-r-----. 1 oracle oinstall 665313280 2月 10 16:57 Full_051k5ba1_1_1.bak
-rw-r-----. 1 oracle oinstall 409878528 2月 10 16:57 Full_061k5ba2_1_1.bak
-rw-r-----. 1 oracle oinstall 6725632 2月 10 16:57 Full_071k5ba2_1_1.bak
-rw-r-----. 1 oracle oinstall 18546688 2月 10 16:57 Full_081k5bab_1_1.bak
-rw-r-----. 1 oracle oinstall 98304 2月 10 16:57 Full_091k5beb_1_1.bak
-rw-r--r--. 1 oracle oinstall 1392 2月 10 16:57 inithisdg.ora
drwx------. 2 oracle oinstall 16384 2月 10 16:12 lost+found
-rw-r-----. 1 oracle oinstall 18546688 2月 10 16:57 standby_0c1k5bse_1_1.ctl
2. Create a password file on the dataguard server
Perform the following operations on Oracle RAC main library node 1:
[oracle@rac1 rman_backup]$ cd $ORACLE_HOME/dbs
[oracle@rac1 dbs]$ pwd
/u01/app/oracle/product/11.2.0/db_1/dbs
[oracle@rac1 dbs]$ ll
total 18084
-rw-rw---- 1 oracle asmadmin 1544 Feb 10 08:27 hc_false1.dat
-rw-rw---- 1 oracle asmadmin 1544 Feb 10 16:04 hc_hisdb1.dat
-rw-r----- 1 oracle oinstall 37 Feb 10 08:59 inithisdb1.ora
-rw-r--r-- 1 oracle oinstall 2851 May 15 2009 init.ora
-rw-r----- 1 oracle oinstall 1536 Feb 10 16:42 orapwhisdb1
-rw-r----- 1 oracle asmadmin 18497536 Feb 10 16:36 snapcf_hisdb1.f
[oracle@rac1 dbs]$ scp orapwhisdb1 192.168.1.151:/u01/app/oracle/product/11.2.0/db_1/dbs/orapwhisdg
[email protected]'s password:
orapwhisdb1 100% 1536 1.5KB/s 00:00
View password file information on the dataguard server:
[oracle@hisdg dbs]$ pwd
/u01/app/oracle/product/11.2.0/db_1/dbs
[oracle@hisdg dbs]$ ll
总用量 8
-rw-r--r--. 1 oracle oinstall 2851 5月 15 2009 init.ora
-rw-r-----. 1 oracle oinstall 1536 2月 10 17:05 orapwhisdg
3. Modify the initialization parameter file of the physical standby database
1. Copy the backup initialization parameter file to the $ORACLE_HOME/dbs directory
[oracle@hisdg dbs]$ pwd
/u01/app/oracle/product/11.2.0/db_1/dbs
[oracle@hisdg dbs]$ ll
总用量 8
-rw-r--r--. 1 oracle oinstall 2851 5月 15 2009 init.ora
-rw-r-----. 1 oracle oinstall 1536 2月 10 17:05 orapwhisdg
[oracle@hisdg dbs]$ cp /rman_backup/inithisdg.ora ./
[oracle@hisdg dbs]$ ll
总用量 12
-rw-r--r--. 1 oracle oinstall 1392 2月 11 00:39 inithisdg.ora
-rw-r--r--. 1 oracle oinstall 2851 5月 15 2009 init.ora
-rw-r-----. 1 oracle oinstall 1536 2月 10 17:05 orapwhisdg
2. View the content of the parameter file
[oracle@hisdg dbs]$ cat inithisdg.ora
hisdb1.__db_cache_size=385875968
hisdb2.__db_cache_size=385875968
hisdb1.__java_pool_size=4194304
hisdb2.__java_pool_size=4194304
hisdb1.__large_pool_size=8388608
hisdb2.__large_pool_size=8388608
hisdb1.__oracle_base='/u01/app/oracle'#ORACLE_BASE set from environment
hisdb1.__pga_aggregate_target=209715200
hisdb2.__pga_aggregate_target=209715200
hisdb1.__sga_target=629145600
hisdb2.__sga_target=629145600
hisdb1.__shared_io_pool_size=0
hisdb2.__shared_io_pool_size=0
hisdb1.__shared_pool_size=222298112
hisdb2.__shared_pool_size=222298112
hisdb1.__streams_pool_size=0
hisdb2.__streams_pool_size=0
*.audit_file_dest='/u01/app/oracle/admin/hisdb/adump'
*.audit_trail='db'
*.cluster_database=true
*.compatible='11.2.0.4.0'
*.control_files='+DATA/hisdb/controlfile/current.265.1128415467','+BAK/hisdb/controlfile/current.256.1128415469'
*.db_block_size=8192
*.db_create_file_dest='+DATA'
*.db_domain=''
*.db_name='hisdb'
*.db_recovery_file_dest='+BAK'
*.db_recovery_file_dest_size=4621074432
*.diagnostic_dest='/u01/app/oracle'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=hisdbXDB)'
hisdb1.instance_number=1
hisdb2.instance_number=2
*.open_cursors=300
*.pga_aggregate_target=209715200
*.processes=150
*.remote_listener='rac-scan:1521'
*.remote_login_passwordfile='exclusive'
3. Modify the parameter file, the modified content is as follows
*.audit_file_dest='/u01/app/oracle/admin/hisdg/adump'
*.audit_trail='db'
*.cluster_database=false
*.compatible='11.2.0.4.0'
*.control_files='/u01/app/oradata/control01.ctl'
*.db_block_size=8192
*.db_create_file_dest='/u01/app/oradata/'
*.db_domain=''
*.db_name='hisdb'
*.db_unique_name='hisdg'
*.db_file_name_convert=('+DATA/hisdb/datafile/','/u01/app/oradata/datafile/')
*.db_file_name_convert=('+DATA/hisdb/tempfile/','/u01/app/oradata/tempfile/')
*.log_file_name_convert=('+DATA/hisdb/onlinelog/','/u01/app/oradata/onlinelog/')
*.log_file_name_convert=('+BAK/hisdb/onlinelog/','/u01/app/oraInventory/onlinelog/')
*.db_recovery_file_dest='/u01/app/oraInventory/'
*.db_recovery_file_dest_size=4621074432
*.diagnostic_dest='/u01/app/oracle'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=hisdgXDB)'
*.log_archive_format='ARC_%t_%S_%r.arc'
*.open_cursors=300
*.pga_aggregate_target=209715200
*.processes=150
*.remote_login_passwordfile='exclusive'
*.sga_target=629145600
*.thread=1
*.undo_tablespace='UNDOTBS1'
4. Create the directory required for the parameter file
mkdir -p /u01/app/oracle/admin/hisdg/adump
mkdir -p /u01/app/oradata/datafile
mkdir -p /u01/app/oradata/tempfile
mkdir -p /u01/app/oradata/onlinelog
mkdir -p /u01/app/oraInventory/onlinelog
[oracle@hisdg dbs]$ mkdir -p /u01/app/oracle/admin/hisdg/adump
[oracle@hisdg dbs]$ mkdir -p /u01/app/oradata/datafile
[oracle@hisdg dbs]$ mkdir -p /u01/app/oradata/tempfile
[oracle@hisdg dbs]$ mkdir -p /u01/app/oradata/onlinelog
[oracle@hisdg dbs]$ mkdir -p /u01/app/oraInventory/onlinelog
Fourth, configure the two nodes of the Oracle RAC main library and the tnsnames.ora file of the dataguard server
1. Configure the tnsnames.ora file of Oracle RAC cluster node 1
[oracle@rac1 admin]$ pwd
/u01/app/oracle/product/11.2.0/db_1/network/admin
[oracle@rac1 admin]$ ll
total 8
drwxr-xr-x 2 oracle oinstall 64 Feb 10 00:45 samples
-rw-r--r-- 1 oracle oinstall 381 Dec 17 2012 shrept.lst
-rw-r----- 1 oracle oinstall 325 Feb 10 08:54 tnsnames.ora
[oracle@rac1 admin]$ vi tnsnames.ora
# tnsnames.ora Network Configuration File: /u01/app/oracle/product/11.2.0/db_1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.
HISDB =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = rac-scan)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
)
)
HISDB1 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.101)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
(INSTANCE_NAME = hisdb1)
)
)
HISDB2 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.102)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
(INSTANCE_NAME = hisdb2)
)
)
HISTDBDG =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.151)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = histdg)
)
)
2. Configure the tnsnames.ora file of Oracle RAC cluster node 2
[oracle@rac2 admin]$ pwd
/u01/app/oracle/product/11.2.0/db_1/network/admin
[oracle@rac2 admin]$ ll
total 8
drwxr-xr-x 2 oracle oinstall 64 Feb 10 01:04 samples
-rw-r--r-- 1 oracle oinstall 381 Feb 10 01:04 shrept.lst
-rw-r----- 1 oracle oinstall 325 Feb 10 08:54 tnsnames.ora
[oracle@rac2 admin]$ vi tnsnames.ora
# tnsnames.ora Network Configuration File: /u01/app/oracle/product/11.2.0/db_1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.
HISDB =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = rac-scan)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
)
)
HISDB1 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.101)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
(INSTANCE_NAME = hisdb1)
)
)
HISDB2 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.102)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
(INSTANCE_NAME = hisdb2)
)
)
HISTDBDG =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.151)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = histdg)
)
)
3. Configure the tnsnames.ora file of the dataguard server
[oracle@hisdg admin]$ pwd
/u01/app/oracle/product/11.2.0/db_1/network/admin
[oracle@hisdg admin]$ ll
总用量 12
-rw-r--r--. 1 oracle oinstall 366 2月 10 14:48 listener.ora
drwxr-xr-x. 2 oracle oinstall 64 2月 10 14:22 samples
-rw-r--r--. 1 oracle oinstall 381 12月 17 2012 shrept.lst
-rw-r--r--. 1 oracle oinstall 219 2月 10 14:48 sqlnet.ora
[oracle@hisdg admin]$ vi tnsnames.ora
HISDB =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.201)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
)
)
HISDB1 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.101)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
(INSTANCE_NAME = hisdb1)
)
)
HISDB2 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.102)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hisdb)
(INSTANCE_NAME = hisdb2)
)
)
HISTDBDG =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.151)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = histdg)
)
)
4. Connection test
-- Oracle RAC 主库的节点1
SQL> conn sys/oracle@hisdb as sysdba
Connected.
SQL> conn sys/oracle@hisdb1 as sysdba
Connected.
SQL> conn sys/oracle@hisdb2 as sysdba
Connected.
-- dataguard 没有数据库，因此无法连接
SQL> conn sys/oracle@hisdg as sysdba
ERROR:
ORA-12154: TNS:could not resolve the connect identifier specified
Warning: You are no longer connected to ORACLE.
-- Oracle RAC 主库的节点2
SQL> conn sys/oracle@hisdb as sysdba
Connected.
SQL> conn sys/oracle@hisdb1 as sysdba
Connected.
SQL> conn sys/oracle@hisdb2 as sysdba
Connected.
-- dataguard 没有数据库，因此无法连接
SQL> conn sys/oracle@hisdg as sysdba
ERROR:
ORA-12154: TNS:could not resolve the connect identifier specified
Warning: You are no longer connected to ORACLE.
-- dataguard 服务器
SQL> conn sys/oracle@hisdb as sysdba
Connected.
SQL> conn sys/oracle@hisdb1 as sysdba
Connected.
SQL> conn sys/oracle@hisdb2 as sysdba
Connected.
-- dataguard 没有数据库，因此无法连接
SQL> conn sys/oracle@hisdg as sysdba
ERROR:
ORA-12541: TNS:no listener
Warning: You are no longer connected to ORACLE.