您的位置:首页 > 其它

OCM_Session8_2_Step-by-Step Instructions for Creating a Physical Standby Database

2014-03-25 11:45 357 查看
2.Step-by-Step Instructions for Creating a Physical Standby Database

准备工作:

创建转储目录

[oracle@ocm2 dbs]$ mkdir -p /u01/app/oracle/admin/PRODSTD/adump
[oracle@ocm2 dbs]$ mkdir -p /u01/app/oracle/admin/PRODSTD/bdump
[oracle@ocm2 dbs]$ mkdir -p /u01/app/oracle/admin/PRODSTD/cdump
[oracle@ocm2 dbs]$ mkdir -p /u01/app/oracle/admin/PRODSTD/udump

Table 3-2 Creating a Physical Standby Database
[thead]
[/thead]

ReferenceTaskDatabase
Section 3.2.1
Create a Backup Copy of the Primary Database
Datafiles
Primary
Section 3.2.2
Create a Control File for the Standby Database
Primary
Section 3.2.3
Prepare an Initialization Parameter File
for the Standby Database
Primary
Section 3.2.4
Copy Files from the Primary System to the
Standby System
Primary
Section 3.2.5
Set Up the Environment to Support the Standby
Database
Standby
Section 3.2.6
Start the Physical Standby Database
Standby
Section 3.2.7
Verify the Physical Standby Database Is
Performing Properly
Standby
2.1.Create a Backup Copy of the Primary Database Datafiles

冷备份主库

SYS@PROD>!
[oracle@ocm1 ~]$ cd /u01/app/oracle/oradata/
[oracle@ocm1 oradata]$ ll
total 4
drwxr-xr-x 7 oracle oinstall 4096 Mar 19 13:16 PROD
[oracle@ocm1 oradata]$ tar -czvf PROD.tar.gz PROD
PROD/
PROD/Disk1/
PROD/Disk1/temp01.dbf
PROD/Disk1/standby07.log
PROD/Disk1/standby11.log
PROD/Disk1/redo03.log
PROD/Disk1/standby10.log
PROD/Disk1/standby09.log
PROD/Disk1/system01.dbf
PROD/Disk1/redo01.log
PROD/Disk1/standby08.log
PROD/Disk1/standby06.log
PROD/Disk1/control01.ctl
PROD/Disk1/users01.dbf
PROD/Disk1/sysaux01.dbf
PROD/Disk1/example01.dbf
PROD/Disk1/redo02.log
PROD/Disk1/redo05.log
PROD/Disk1/redo04.log
PROD/Disk1/undotbs01.dbf
PROD/Disk2/
PROD/Disk2/standby07_1.log
PROD/Disk2/standby06_1.log
PROD/Disk2/redo03_1.log
PROD/Disk2/standby09_1.log
PROD/Disk2/standby08_1.log
PROD/Disk2/control02.ctl
PROD/Disk2/redo05_1.log
PROD/Disk2/redo02_1.log
PROD/Disk2/redo01_1.log
PROD/Disk2/redo04_1.log
PROD/Disk2/standby10_1.log
PROD/Disk2/standby11_1.log
PROD/Disk2/arch/
PROD/Disk2/arch/arc_05p3jeqe_1_1.bak
PROD/Disk3/
PROD/Disk3/control03.ctl
PROD/Disk4/
PROD/Disk5/
PROD/Disk5/bak/
PROD/Disk5/bak/PROD_04p3jeq8_1_1.bak
PROD/Disk5/bak/PROD_03p3jemu_1_1.bak
[oracle@ocm1 oradata]$ exit
exit

2.2.Create a Control File for the Standby Database

成备库的控制文件

SYS@PROD>startup mount
ORACLE instance started.

Total System Global Area 524288000 bytes
Fixed Size 1220360 bytes
Variable Size 171966712 bytes
Database Buffers 348127232 bytes
Redo Buffers 2973696 bytes
Database mounted.
SYS@PROD>

SYS@PROD>ALTER DATABASE CREATE STANDBY CONTROLFILE AS '/home/oracle/control01.ctl';

Database altered.

SYS@PROD> ALTER DATABASE OPEN;

Database altered.

2.3.Prepare an Initialization Parameter File for the Standby Database

准备备库的参数文件initPRODSTD.ora

①在主库中将主库的pfile文件传输到备库中

[oracle@ocm1 ~]$ cd /u01/app/oracle/product/10.2.0/db_1/dbs
[oracle@ocm1 dbs]$ ll
total 6744
-rw-rw---- 1 oracle oinstall 1544 Mar 25 09:59 hc_PROD.dat
-rw-r----- 1 oracle oinstall 12920 May 3 2001 initdw.ora
-rw-r----- 1 oracle oinstall 8385 Sep 11 1998 init.ora
-rw-r--r-- 1 oracle oinstall 1827 Mar 25 09:39 initPROD.ora
-rw-rw---- 1 oracle oinstall 24 Mar 18 10:18 lkPROD
-rw-r----- 1 oracle oinstall 5120 Mar 18 09:54 orapwPROD
-rw-r--r-- 1 oracle oinstall 318 Mar 17 20:37 pfile.ora
-rw-r----- 1 oracle oinstall 6832128 Mar 19 19:51 snapcf_PROD.f
-rw-r----- 1 oracle oinstall 4608 Mar 25 09:57 spfilePROD.ora
[oracle@ocm1 dbs]$ scp initPROD.ora ocm2.localdomain:/u01/app/oracle/product/10.2.0/db_1/dbs
The authenticity of host 'ocm2.localdomain (192.168.1.156)' can't be established.
RSA key fingerprint is de:2a:4c:d0:b2:20:88:4c:a2:72:24:11:50:4b:d6:74.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added 'ocm2.localdomain,192.168.1.156' (RSA) to the list of known hosts.
oracle@ocm2.localdomain's password:
initPROD.ora 100% 1827 1.8KB/s 00:00
[oracle@ocm1 dbs]$

②,在备库中修改pfile

[oracle@ocm2 ~]$ cd /u01/app/oracle/product/10.2.0/db_1/dbs
[oracle@ocm2 dbs]$ ll
total 48
-rw-rw---- 1 oracle oinstall 1544 Mar 24 14:10 hc_EMREP.dat
-rw-r----- 1 oracle oinstall 12920 May 3 2001 initdw.ora
-rw-r----- 1 oracle oinstall 8385 Sep 11 1998 init.ora
-rw-r--r-- 1 oracle oinstall 1827 Mar 25 10:08 initPROD.ora
-rw-rw---- 1 oracle oinstall 24 Mar 20 15:14 lkEMREP
-rw-r----- 1 oracle oinstall 1536 Mar 20 16:16 orapwEMREP
-rw-r----- 1 oracle oinstall 2560 Mar 24 14:10 spfileEMREP.ora
[oracle@ocm2 dbs]$ mv initPROD.ora initPRODSTD.ora
[oracle@ocm2 dbs]$ vi initPRODSTD.ora

修改内容如下:

PRODSTD.__db_cache_size=331350016
PRODSTD.__java_pool_size=4194304
PRODSTD.__large_pool_size=4194304
PRODSTD.__shared_pool_size=180355072
PRODSTD.__streams_pool_size=0
*.BACKGROUND_DUMP_DEST='/u01/app/oracle/admin/PRODSTD/bdump'
*.control_files='/u01/app/oracle/oradata/PRODSTD/Disk1/control01.ctl','/u01/app/oracle/oradata/PRODSTD/Disk2/control02.ctl','/u01/app/oracle/oradata/PRODSTD/Disk3/control03.ctl'
*.CORE_DUMP_DEST='/u01/app/oracle/admin/PRODSTD/cdump'
*.DB_BLOCK_SIZE=8192
*.DB_CREATE_FILE_DEST='/u01/app/oracle/oradata/PRODSTD/Disk1'
*.DB_CREATE_ONLINE_LOG_DEST_1='/u01/app/oracle/oradata/PRODSTD/Disk1'
*.DB_NAME='PROD'
*.db_recovery_file_dest_size=4294967296
*.db_recovery_file_dest='/home/oracle/flash'
*.job_queue_processes=15
*.max_dispatchers=10
*.max_shared_servers=30
*.processes=135
*.sessions=300
*.SGA_TARGET=500M
*.shared_server_sessions=200
*.shared_servers=10
*.UNDO_MANAGEMENT='auto'
*.undo_retention=5400
*.UNDO_TABLESPACE='undotbs1'
*.USER_DUMP_DEST='/u01/app/oracle/admin/PRODSTD/udump'
*.utl_file_dir='/home/oracle','/home/oracle/temp','/home/oracle/scripts'

##parameter for Primary Database
DB_NAME=PROD
DB_UNIQUE_NAME=PRODSTD
LOG_ARCHIVE_CONFIG='DG_CONFIG=(PROD,PRODSTD)'
CONTROL_FILES='/u01/app/oracle/oradata/PRODSTD/Disk1/control01.ctl','/u01/app/oracle/oradata/PRODSTD/Disk2/control02.ctl','/u01/app/oracle/oradata/PRODSTD/Disk3/control03.ctl'
LOG_ARCHIVE_DEST_1='location=/u01/app/oracle/oradata/PRODSTD/Disk2/arch VALID_FOR=(ALL_LOGFILES,ALL_ROLES) DB_UNIQUE_NAME=PRODSTD'
LOG_ARCHIVE_DEST_2='SERVICE=PROD LGWR ASYNC VALID_FOR=(ONLINE_LOGFILES,PRIMARY_ROLE) DB_UNIQUE_NAME=PROD'
LOG_ARCHIVE_DEST_STATE_1=ENABLE
LOG_ARCHIVE_DEST_STATE_2=ENABLE
REMOTE_LOGIN_PASSWORDFILE=EXCLUSIVE
LOG_ARCHIVE_FORMAT=%t_%s_%r.arc
LOG_ARCHIVE_MAX_PROCESSES=30
##parameter for Standby Database
FAL_SERVER=PROD
FAL_CLIENT=PRODSTD
DB_FILE_NAME_CONVERT='PROD','PRODSTD'
LOG_FILE_NAME_CONVERT='PROD','PRODSTD'
STANDBY_FILE_MANAGEMENT=AUTO

Note:

此处需注意参数文件里的路径必须存在

[oracle@ocm2 dbs]$ mkdir /home/oracle/flash
[oracle@ocm2 dbs]$ mkdir /home/oracle/temp
[oracle@ocm2 dbs]$ mkdir /home/oracle/scripts

2.4.Copy Files from the Primary System to the Standby System

从主库拷贝文件到备库

①password parameter file created in 1.2

[oracle@ocm2 ~]$ cd /u01/app/oracle/product/10.2.0/db_1/dbs

[oracle@ocm1 dbs]$ scp orapwPROD ocm2.localdomain:/u01/app/oracle/product/10.2.0/db_1/dbs
oracle@ocm2.localdomain's password:
orapwPROD 100% 5120 5.0KB/s 00:01
[oracle@ocm1 dbs]$

在备库中修改密码文件名称

[oracle@ocm2 ~]$ cd /u01/app/oracle/product/10.2.0/db_1/dbs
[oracle@ocm2 dbs]$ ll
total 56
-rw-rw---- 1 oracle oinstall 1544 Mar 24 14:10 hc_EMREP.dat
-rw-r----- 1 oracle oinstall 12920 May 3 2001 initdw.ora
-rw-r----- 1 oracle oinstall 8385 Sep 11 1998 init.ora
-rw-r--r-- 1 oracle oinstall 1960 Mar 25 10:13 initPRODSTD.ora
-rw-rw---- 1 oracle oinstall 24 Mar 20 15:14 lkEMREP
-rw-r----- 1 oracle oinstall 1536 Mar 20 16:16 orapwEMREP
-rw-r----- 1 oracle oinstall 5120 Mar 25 10:17 orapwPROD
-rw-r----- 1 oracle oinstall 2560 Mar 24 14:10 spfileEMREP.ora
[oracle@ocm2 dbs]$ mv orapwPROD orapwPRODSTD

②Backup datafiles created in Section 2.1

[oracle@ocm1 dbs]$ scp /u01/app/oracle/oradata/PROD.tar.gz ocm2.localdomain:/u01/app/oracle/oradata/
oracle@ocm2.localdomain's password:
PROD.tar.gz 100% 225MB 2.8MB/s 01:20
[oracle@ocm1 dbs]$

在备库中恢复

[oracle@ocm2 ~]$ cd /u01/app/oracle/oradata/
[oracle@ocm2 oradata]$ ll
total 230872
drwxr-x--- 2 oracle oinstall 4096 Mar 20 15:16 EMREP
-rw-r--r-- 1 oracle oinstall 236170241 Mar 25 10:21 PROD.tar.gz
[oracle@ocm2 oradata]$ tar -xzvf PROD.tar.gz
PROD/
PROD/Disk1/
PROD/Disk1/temp01.dbf
PROD/Disk1/standby07.log
PROD/Disk1/standby11.log
PROD/Disk1/redo03.log
PROD/Disk1/standby10.log
PROD/Disk1/standby09.log
PROD/Disk1/system01.dbf
PROD/Disk1/redo01.log
PROD/Disk1/standby08.log
PROD/Disk1/standby06.log
PROD/Disk1/control01.ctl
PROD/Disk1/users01.dbf
PROD/Disk1/sysaux01.dbf
PROD/Disk1/example01.dbf
PROD/Disk1/redo02.log
PROD/Disk1/redo05.log
PROD/Disk1/redo04.log
PROD/Disk1/undotbs01.dbf
PROD/Disk2/
PROD/Disk2/standby07_1.log
PROD/Disk2/standby06_1.log
PROD/Disk2/redo03_1.log
PROD/Disk2/standby09_1.log
PROD/Disk2/standby08_1.log
PROD/Disk2/control02.ctl
PROD/Disk2/redo05_1.log
PROD/Disk2/redo02_1.log
PROD/Disk2/redo01_1.log
PROD/Disk2/redo04_1.log
PROD/Disk2/standby10_1.log
PROD/Disk2/standby11_1.log
PROD/Disk2/arch/
PROD/Disk2/arch/arc_05p3jeqe_1_1.bak
PROD/Disk3/
PROD/Disk3/control03.ctl
PROD/Disk4/
PROD/Disk5/
PROD/Disk5/bak/
PROD/Disk5/bak/PROD_04p3jeq8_1_1.bak
PROD/Disk5/bak/PROD_03p3jemu_1_1.bak
[oracle@ocm2 oradata]$

[oracle@ocm2 oradata]$ ll
total 230876
drwxr-x--- 2 oracle oinstall 4096 Mar 20 15:16 EMREP
drwxr-xr-x 7 oracle oinstall 4096 Mar 19 13:16 PROD
-rw-r--r-- 1 oracle oinstall 236170241 Mar 25 10:21 PROD.tar.gz
[oracle@ocm2 oradata]$ mv PROD PRODSTD
[oracle@ocm2 oradata]$ ll
total 230876
drwxr-x--- 2 oracle oinstall 4096 Mar 20 15:16 EMREP
drwxr-xr-x 7 oracle oinstall 4096 Mar 19 13:16 PRODSTD
-rw-r--r-- 1 oracle oinstall 236170241 Mar 25 10:21 PROD.tar.gz
[oracle@ocm2 oradata]$ rm -rf PROD.tar.gz
[oracle@ocm2 oradata]$ ll
total 8
drwxr-x--- 2 oracle oinstall 4096 Mar 20 15:16 EMREP
drwxr-xr-x 7 oracle oinstall 4096 Mar 19 13:16 PRODSTD-路径和PROD的路径一致

删除PRODSTD中原主库控制文件
[oracle@ocm2 oradata]$ pwd
/u01/app/oracle/oradata

[oracle@ocm2 oradata]$ rm -rf PRODSTD/Disk1/control01.ctl
[oracle@ocm2 oradata]$ rm -rf PRODSTD/Disk2/control02.ctl
[oracle@ocm2 oradata]$ rm -rf PRODSTD/Disk3/control03.ctl

③Standby control file created in Section2.2

[oracle@ocm1 dbs]$ scp /home/oracle/control01.ctl ocm2.localdomain:/u01/app/oracle/oradata/PRODSTD/Disk1
oracle@ocm2.localdomain's password:
control01.ctl 100% 6672KB 3.3MB/s 00:02
[oracle@ocm1 dbs]$

④Initialization parameter file created in Section2.3,已经拷贝

2.5 Set Up the Environment to Support the Standby Database

Step 1 Create a Windows-based service.-linux操作下面不用操作这一步
Step 2 Create a password file. 2.4.1已经创建
Step 3 Configure listeners for the primary and standby databases.
Step 4 Create Oracle Net service names.

ocm1

[oracle@ocm1 dbs]$ cd /u01/app/oracle/product/10.2.0/db_1/network/admin/
[oracle@ocm1 admin]$ ll
total 20
-rw-r--r-- 1 oracle oinstall 712 Mar 18 12:30 listener.ora
drwxr-x--- 2 oracle oinstall 4096 Mar 16 19:17 samples
-rw-r----- 1 oracle oinstall 172 Dec 26 2003 shrept.lst
-rw-r--r-- 1 oracle oinstall 41 Mar 18 13:38 sqlnet.ora
-rw-r--r-- 1 oracle oinstall 589 Mar 18 18:47 tnsnames.ora

[oracle@ocm1 admin]$ cat listener.ora
LISTENER=
(DESCRIPTION=
(ADDRESS_LIST=
(ADDRESS=(PROTOCOL=tcp)(HOST=ocm1.localdomain)(PORT=1521))
(ADDRESS=(PROTOCOL=ipc)(KEY=extproc))))
SID_LIST_LISTENER=
(SID_LIST=
(SID_DESC=
(GLOBAL_DBNAME=PROD)
(ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1)
(SID_NAME=PROD))
(SID_DESC=
(GLOBAL_DBNAME=PRODSTD)
(ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1)----添加
(SID_NAME=PRODSTD))
(SID_DESC=
(SID_NAME=plsextproc)
(ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1)
(PROGRAM=extproc)))

LSNR2=
(DESCRIPTION=
(ADDRESS_LIST=
(ADDRESS=(PROTOCOL=tcp)(HOST=ocm1.localdomain)(PORT=1526))
(ADDRESS=(PROTOCOL=ipc)(KEY=extproc1))))
[oracle@ocm1 admin]$ cat tnsnames.ora
prod=
(DESCRIPTION=
(ADDRESS=(PROTOCOL=tcp)(HOST=ocm1.localdomain)(PORT=1521))
(CONNECT_DATA=
(SERVICE_NAME=PROD)
(SERVER=dedicated)))

PRODSTD=
(DESCRIPTION=
(ADDRESS=(PROTOCOL=tcp)(HOST=ocm2.localdomain)(PORT=1521))-添加
(CONNECT_DATA=
(SERVICE_NAME=PRODSTD)
(SERVER=dedicated)))
[oracle@ocm1 admin]$

[oracle@ocm1 admin]$ lsnrctl start

LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 25-MAR-2014 10:48:36

Copyright (c) 1991, 2005, Oracle. All rights reserved.

Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 10.2.0.1.0 - Production
System parameter file is /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
Log messages written to /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ocm1.localdomain)(PORT=1521)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=extproc)))

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ocm1.localdomain)(PORT=1521)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 10.2.0.1.0 - Production
Start Date 25-MAR-2014 10:48:38
Uptime 0 days 0 hr. 0 min. 0 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Parameter File /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
Listener Log File /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ocm1.localdomain)(PORT=1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=extproc)))
Services Summary...
Service "EMREP" has 1 instance(s).
Instance "EMREP", status UNKNOWN, has 1 handler(s) for this service...
Service "PROD" has 1 instance(s).
Instance "PROD", status UNKNOWN, has 1 handler(s) for this service...
Service "PRODSTD" has 1 instance(s).
Instance "PRODSTD", status UNKNOWN, has 1 handler(s) for this service...
Service "plsextproc" has 1 instance(s).
Instance "plsextproc", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully
[oracle@ocm1 admin]$

ocm2:

[oracle@ocm2 admin]$ cat listener.ora
# listener.ora Network Configuration File: /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC=
(GLOBAL_DBNAME=PROD)
(ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1)
(SID_NAME=PROD))
(SID_DESC=
(GLOBAL_DBNAME=PRODSTD)
(ORACLE_HOME=/u01/app/oracle/product/10.2.0/db_1) ----------添加
(SID_NAME=PRODSTD))
(SID_DESC =
(SID_NAME = PLSExtProc)
(ORACLE_HOME = /u01/app/oracle/product/10.2.0/db_1)
(PROGRAM = extproc)
)
)

LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = ocm2.localdomain)(PORT = 1521))
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
)
)

[oracle@ocm2 admin]$ cat tnsnames.ora
# tnsnames.ora Network Configuration File: /u01/app/oracle/product/10.2.0/db_1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.

EXTPROC_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
)
(CONNECT_DATA =
(SID = PLSExtProc)
(PRESENTATION = RO)
)
)
PROD =
(description =
(address=(protocol=tcp)(host=ocm1.localdomain)(port=1521))
(connect_data=
(server = dedicated)
(service_name = PROD)
)
)

PRODSTD =
(description =
(address=(protocol=tcp)(host=ocm2.localdomain)(port=1521)) --添加
(connect_data=
(server = dedicated)
(service_name = PRODSTD)
)
)

[oracle@ocm2 admin]$

[oracle@ocm2 admin]$ lsnrctl start

LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 25-MAR-2014 11:03:00

Copyright (c) 1991, 2005, Oracle. All rights reserved.

Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 10.2.0.1.0 - Production
System parameter file is /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
Log messages written to /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ocm2.localdomain)(PORT=1521)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC0)))

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=ocm2.localdomain)(PORT=1521)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 10.2.0.1.0 - Production
Start Date 25-MAR-2014 11:03:02
Uptime 0 days 0 hr. 0 min. 0 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Parameter File /u01/app/oracle/product/10.2.0/db_1/network/admin/listener.ora
Listener Log File /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ocm2.localdomain)(PORT=1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC0)))
Services Summary...
Service "PLSExtProc" has 1 instance(s).
Instance "PLSExtProc", status UNKNOWN, has 1 handler(s) for this service...
Service "PROD" has 1 instance(s).
Instance "PROD", status UNKNOWN, has 1 handler(s) for this service...
Service "PRODSTD" has 1 instance(s).
Instance "PRODSTD", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully
[oracle@ocm2 admin]$

Step 5 Create a server parameter file for the standby database.

[oracle@ocm2 ~]$ export ORACLE_SID=PRODSTD
[oracle@ocm2 ~]$ sqlplus "/as sysdba"

SQL*Plus: Release 10.2.0.1.0 - Production on Tue Mar 25 11:06:14 2014

Copyright (c) 1982, 2005, Oracle. All rights reserved.

Connected to an idle instance.

SYS@PRODSTD>create spfile from pfile;

File created.

2.6.Start the Physical Standby Database

启动备库

Step 1 Start the physical standby database.

SYS@PRODSTD>startup mount
ORACLE instance started.

Total System Global Area 524288000 bytes
Fixed Size 1220360 bytes
Variable Size 188743928 bytes
Database Buffers 331350016 bytes
Redo Buffers 2973696 bytes
Database mounted.
SYS@PRODSTD>

备库

SYS@PRODSTD>select database_role,switchover_status from v$database;

DATABASE_ROLE SWITCHOVER_STATUS
---------------- --------------------
PHYSICAL STANDBY RECOVERY NEEDED

主库

SYS@PROD>select database_role,switchover_status from v$database;

DATABASE_ROLE SWITCHOVER_STATUS
---------------- --------------------
PRIMARY SESSIONS ACTIVE

Step 2 Start Redo Apply.


备库只有在mount状态的时候可以应用日志,read only状态不能应用日志
应用日志调用2个MRP进程启动LEO3库日志应用并后台运行
alter database recover managed standby database disconnect from session parallel 2;

备库

SYS@PRODSTD>alter database recover managed standby database disconnect from session parallel 2;

Database altered.

SYS@PRODSTD>select database_role,switchover_status from v$database;

DATABASE_ROLE SWITCHOVER_STATUS
---------------- --------------------
PHYSICAL STANDBY SESSIONS ACTIVE

主库

SYS@PROD>select database_role,switchover_status from v$database;

DATABASE_ROLE SWITCHOVER_STATUS
---------------- --------------------
PRIMARY SESSIONS ACTIVE

Step 3 Test archival operations to the physical standby database.

SYS@PROD>alter system switch logfile;

System altered.

tail -f alert_PROD.log

LNS1 started with pid=59, OS id=9381
Tue Mar 25 11:23:53 2014
Thread 1 advanced to log sequence 13
Current log# 5 seq# 13 mem# 0: /u01/app/oracle/oradata/PROD/Disk1/redo05.log
Current log# 5 seq# 13 mem# 1: /u01/app/oracle/oradata/PROD/Disk2/redo05_1.log
Tue Mar 25 11:23:54 2014
******************************************************************
LGWR: Setting 'active' archival for destination LOG_ARCHIVE_DEST_2
******************************************************************
LNS: Standby redo logfile selected for thread 1 sequence 13 for destination LOG_ARCHIVE_DEST_2
Tue Mar 25 11:23:55 2014
ARC4: Standby redo logfile selected for thread 1 sequence 12 for destination LOG_ARCHIVE_DEST_2

tail -f alert_PRODSTD.log

Tue Mar 25 11:23:54 2014
Redo Shipping Client Connected as PUBLIC
-- Connected User is Valid
RFS[2]: Assigned to RFS process 4259
RFS[2]: Identified database type as 'physical standby'
Tue Mar 25 11:23:54 2014
Redo Shipping Client Connected as PUBLIC
-- Connected User is Valid
RFS[3]: Assigned to RFS process 4257
RFS[3]: Identified database type as 'physical standby'
Primary database is in MAXIMUM PERFORMANCE mode
Primary database is in MAXIMUM PERFORMANCE mode
RFS[3]: Successfully opened standby log 6: '/u01/app/oracle/oradata/PRODSTD/Disk1/standby06.log'
Tue Mar 25 11:23:55 2014
RFS[2]: Successfully opened standby log 7: '/u01/app/oracle/oradata/PRODSTD/Disk1/standby07.log'
Tue Mar 25 11:23:58 2014
Media Recovery Log /u01/app/oracle/oradata/PRODSTD/Disk2/arch/1_12_842523531.arc
Media Recovery Waiting for thread 1 sequence 13 (in transit)
Tue Mar 25 11:24:30 2014
Redo Shipping Client Connected as PUBLIC
-- Connected User is Valid
RFS[4]: Assigned to RFS process 4262
RFS[4]: Identified database type as 'physical standby'

2.7 Verify the Physical Standby Database Is Performing Properly

Step 1 Identify the existing archived redo log files.

SYS@PRODSTD>SELECT SEQUENCE#, FIRST_TIME, NEXT_TIME,applied from v$archived_log;

SEQUENCE# FIRST_TIM NEXT_TIME APP
---------- --------- --------- ---
11 25-MAR-14 25-MAR-14 YES
12 25-MAR-14 25-MAR-14 YES

Step 2 Force a log switch to archive the current online redo log file.

SYS@PROD>ALTER SYSTEM SWITCH LOGFILE;

System altered.

tail -f alert_PROD.log

Tue Mar 25 11:32:49 2014
Thread 1 advanced to log sequence 14
Current log# 1 seq# 14 mem# 0: /u01/app/oracle/oradata/PROD/Disk1/redo01.log
Current log# 1 seq# 14 mem# 1: /u01/app/oracle/oradata/PROD/Disk2/redo01_1.log
Tue Mar 25 11:32:50 2014
LNS: Standby redo logfile selected for thread 1 sequence 14 for destination LOG_ARCHIVE_DEST_2

tail -f alert_PRODSTD.log

Tue Mar 25 11:32:50 2014
Primary database is in MAXIMUM PERFORMANCE mode
RFS[3]: Successfully opened standby log 7: '/u01/app/oracle/oradata/PRODSTD/Disk1/standby07.log'
Tue Mar 25 11:32:51 2014
Media Recovery Log /u01/app/oracle/oradata/PRODSTD/Disk2/arch/1_13_842523531.arc
Media Recovery Waiting for thread 1 sequence 14 (in transit)

Step 3 Verify the new redo data was archived on the standby database.
Step 4 Verify new archived redo log files were applied.

SYS@PRODSTD>SELECT SEQUENCE#, FIRST_TIME, NEXT_TIME,applied from v$archived_log;

SEQUENCE# FIRST_TIM NEXT_TIME APP
---------- --------- --------- ---
11 25-MAR-14 25-MAR-14 YES
12 25-MAR-14 25-MAR-14 YES
13 25-MAR-14 25-MAR-14 YES
内容来自用户分享和网络整理,不保证内容的准确性,如有侵权内容,可联系管理员处理 点击这里给我发消息
标签: