Oracle10g Physical DataGuard 详细搭建过程
2014-06-25 10:24
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primary 环境
DB version:oracle10.2.0.4
IP:192.168.1.7
hostname:vzwc
db_name:dbserver
db_unique_name:dbserver
service_name:dbserver
instance_name:ORCL
standby 环境
DB version:oracle10.2.0.4
IP:192.168.1.6
hostname:dgstb
db_name:dbserver
db_unique_name:standby
service_name:standby
instance_name:standby
*********************************************
配置primary
--开启force logging和归档，设置归档目录
SQL> startup mount
ORACLE instance started.
Total System Global Area 612368384 bytes
Fixed Size 2085872 bytes
Variable Size 167775248 bytes
Database Buffers 436207616 bytes
Redo Buffers 6299648 bytes
Database mounted.
SQL> alter database force logging;
Database altered.
SQL> alter database archivelog;
Database altered.
SQL> alter database open;
Database altered.
SQL> alter system set log_archive_dest_1='location=/arch';
System altered.
--创建standby controlfile和pfile，并且连口令文件一起传到standby端
SQL> alter database create standby controlfile as '/u01/app/oracle/standby.ctl';
Database altered.
SQL> create pfile='/u01/app/oracle/init.ora' from spfile;
File created.
SQL> !scp /u01/app/oracle/*.ctl oracle@192.168.1.6:/u01/app/oracle
The authenticity of host '192.168.1.6 (192.168.1.6)' can't be established.
RSA key fingerprint is 9c:7e:6b:4f:ad:6a:bd:2e:b0:34:ef:5c:a5:ff:69:1f.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.1.6' (RSA) to the list of known hosts.
oracle@192.168.1.6's password:
standby.ctl 100% 7152KB 7.0MB/s 00:00
SQL> !scp /u01/app/oracle/*.ora oracle@192.168.1.6:/u01/app/oracle
oracle@192.168.1.6's password:
init.ora 100% 1225 1.2KB/s 00:00
SQL> !scp $ORACLE_HOME/dbs/orapwORCL oracle@192.168.1.6:/u01/app/oracle
oracle@192.168.1.6's password:
orapwORCL 100% 2048 2.0KB/s 00:00
*********************************************
配置standby
--rename pfile和口令文件
[oracle@dgstb ~]$ cd $ORACLE_HOME/dbs
[oracle@dgstb dbs]$ mv /u01/app/oracle/orapwORCL orapwstandby
[oracle@dgstb dbs]$ mv /u01/app/oracle/init.ora initstandby.ora
--配置standby环境变量
alias ls="ls -FA"
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/10.2.0/db_1
export ORACLE_PATH=$ORACLE_BASE/common/oracle/sql:.:$ORACLE_HOME/rdbms/admin
export ORACLE_SID=standby
export PATH=.:${JAVA_HOME}/bin:${PATH}:$HOME/bin:$ORACLE_HOME/bin
export PATH=${PATH}:/usr/bin:/bin:/usr/bin/X11:/usr/local/bin
export PATH=${PATH}:$ORACLE_BASE/common/oracle/bin
export ORACLE_TERM=xterm
export TNS_ADMIN=$ORACLE_HOME/network/admin
export ORA_NLS10=$ORACLE_HOME/nls/data
export LD_LIBRARY_PATH=$ORACLE_HOME/lib
export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:$ORACLE_HOME/oracm/lib
export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/lib:/usr/lib:/usr/local/lib
export CLASSPATH=$ORACLE_HOME/JRE
export CLASSPATH=${CLASSPATH}:$ORACLE_HOME/jlib
export CLASSPATH=${CLASSPATH}:$ORACLE_HOME/rdbms/jlib
export CLASSPATH=${CLASSPATH}:$ORACLE_HOME/network/jlib
export THREADS_FLAG=native
export TEMP=/tmp
export TMPDIR=/tmp
alias sqlplus="rlwrap sqlplus"
alias rman="rlwrap rman"
alias base="cd $ORACLE_BASE"
alias home="cd $ORACLE_HOME"
--创建相应目录，配置standby pfile，db_name不用改要和primary一致，添加备库必要参数
[oracle@dgstb oracle]$ pwd
/u01/app/oracle
[oracle@dgstb oracle]$ mkdir -p admin/standby/{a,b,c,u}dump
[oracle@dgstb oracle]$ mkdir -p oradata/standby
[oracle@dgstb oracle]$ ls admin/standby
adump/ bdump/ cdump/ udump/
[oracle@dgstb dbs]$ cat initstandby.ora
*.audit_file_dest='/u01/app/oracle/admin/standby/adump'
*.background_dump_dest='/u01/app/oracle/admin/standby/bdump'
*.compatible='10.2.0.3.0'
*.control_files='/u01/app/oracle/standby.ctl'
*.core_dump_dest='/u01/app/oracle/admin/standby/cdump'
*.db_block_size=8192
*.db_domain=''
*.db_file_multiblock_read_count=16
*.db_name='dbserver'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=ORCLXDB)'
*.job_queue_processes=10
*.log_archive_format='ARC%S_%R.%T'
*.nls_language='SIMPLIFIED CHINESE'
*.nls_territory='CHINA'
*.open_cursors=300
*.pga_aggregate_target=203423744
*.processes=500
*.remote_login_passwordfile='EXCLUSIVE'
*.sessions=555
*.sga_target=612368384
*.undo_management='AUTO'
*.undo_tablespace='UNDOTBS1'
*.user_dump_dest='/u01/app/oracle/admin/standby/udump'
##以下是standby添加参数
*.db_unique_name='standby'
*.db_file_name_convert='/u01/app/oracle/oradata/dbserver','/u01/app/oracle/oradata/standby'
*.log_file_name_convert='/u01/app/oracle/oradata/dbserver','/u01/app/oracle/oradata/standby'
*.log_archive_config='dg_config=(dbserver,standby)'
*.log_archive_dest_1='location=/arch valid_for=(all_logfiles,all_roles) db_unique_name=standby'
*.log_archive_dest_2='service=dbserver lgwr async valid_for=(online_logfiles,primary_role) db_unique_name=dbserver'
*.log_archive_dest_state_1=enable
*.log_archive_dest_state_2=enable
*.log_archive_max_processes=10
*.fal_server=dbserver
*.fal_client=standby
*.standby_file_management=auto
--配置静态监听和服务名
[oracle@dgstb 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 = standby)
(ORACLE_HOME = /u01/app/oracle/product/10.2.0/db_1)
(SID_NAME = standby)
)
)
LISTENER =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.6)(PORT = 1521))
)
[oracle@dgstb 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.
STANDBY =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.6)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = standby)
)
)
DBSERVER =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.7)(PORT = 1521))
)
(CONNECT_DATA =
4000
(SERVICE_NAME = dbserver)
)
)
--启动监听
[oracle@dgstb admin]$ lsnrctl start
LSNRCTL for Linux: Version 10.2.0.4.0 - Production on 13-FEB-2014 22:58:13
Copyright (c) 1991, 2007, Oracle. All rights reserved.
Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...
TNSLSNR for Linux: Version 10.2.0.4.0 - 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=192.168.1.6)(PORT=1521)))
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.1.6)(PORT=1521)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 10.2.0.4.0 - Production
Start Date 13-FEB-2014 22:58:13
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=192.168.1.6)(PORT=1521)))
Services Summary...
Service "standby" has 1 instance(s).
Instance "standby", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully
[oracle@dgstb admin]$ sqlplus system@dbserver
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 13 22:58:28 2014
Copyright (c) 1982, 2007, Oracle. All Rights Reserved.
Enter password:
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL>
--创建standby spfile，并且实例启动到nomount
[oracle@dgstb dbs]$ sqlplus / as sysdba
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 13 23:02:45 2014
Copyright (c) 1982, 2007, Oracle. All Rights Reserved.
Connected to an idle instance.
SQL> create spfile from pfile;
File created.
SQL> startup nomount
ORACLE instance started.
Total System Global Area 612368384 bytes
Fixed Size 2085872 bytes
Variable Size 167775248 bytes
Database Buffers 436207616 bytes
Redo Buffers 6299648 bytes
SQL>
*********************************************
配置primary
--配置静态监听和网络服务名
[oracle@vzwc 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 = dbserver)
(ORACLE_HOME = /u01/app/oracle/product/10.2.0/db_1)
(SID_NAME = ORCL)
)
)
LISTENER =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = vzwc)(PORT = 1521))
)
[oracle@vzwc 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.
DBSERVER =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.7)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = dbserver)
)
)
STANDBY =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.6)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = standby)
)
)
--配置参数
[oracle@vzwc ~]$ sqlplus / as sysdba
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 13 23:09:28 2014
Copyright (c) 1982, 2007, Oracle. All Rights Reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> alter system set log_archive_dest_1='location=/arch valid_for=(all_logfiles,all_roles) db_unique_name=dbserver';
System altered.
SQL> alter system set log_archive_dest_2='service=standby lgwr async valid_for=(online_logfiles,primary_role) db_unique_name=standby';
System altered.
SQL> alter system set log_archive_config='dg_config=(dbserver,standby)';
System altered.
SQL> alter system set log_archive_dest_state_1=enable;
System altered.
SQL> alter system set log_archive_dest_state_2=enable;
System altered.
SQL> alter system set log_archive_max_processes=10;
System altered.
SQL> alter system set fal_server=standby;
System altered.
SQL> alter system set fal_client=dbserver;
System altered.
SQL> alter system set standby_file_management=auto;
System altered.
SQL> alter system set db_unique_name='dbserver' scope=spfile;
System altered.
SQL> alter system set db_file_name_convert='/u01/app/oracle/oradata/standby','/u01/app/oracle/oradata/dbserver' scope=spfile;
System altered.
SQL> alter system set log_file_name_convert='/u01/app/oracle/oradata/standby','/u01/app/oracle/oradata/dbserver' scope=spfile;
System altered.
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup
ORACLE instance started.
Total System Global Area 612368384 bytes
Fixed Size 2085872 bytes
Variable Size 167775248 bytes
Database Buffers 436207616 bytes
Redo Buffers 6299648 bytes
Database mounted.
Database opened.
SQL>
--备份primary db，并且传到standby服务器/bak下
[oracle@vzwc ~]$ rman target /
Recovery Manager: Release 10.2.0.4.0 - Production on Thu Feb 13 23:18:21 2014
Copyright (c) 1982, 2007, Oracle. All rights reserved.
connected to target database: DBSERVER (DBID=66428446)
RMAN> run{
2> allocate channel c1 type disk;
3> backup database format '/bak/%U';
4> release channel c1;
5> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: sid=519 devtype=DISK
Starting backup at 13-FEB-14
channel c1: starting full datafile backupset
channel c1: specifying datafile(s) in backupset
input datafile fno=00001 name=/u01/app/oracle/oradata/dbserver/system01.dbf
input datafile fno=00003 name=/u01/app/oracle/oradata/dbserver/sysaux01.dbf
input datafile fno=00006 name=/u01/app/oracle/oradata/dbserver/zwc.dbf
input datafile fno=00005 name=/u01/app/oracle/oradata/dbserver/example01.dbf
input datafile fno=00002 name=/u01/app/oracle/oradata/dbserver/undotbs01.dbf
input datafile fno=00004 name=/u01/app/oracle/oradata/dbserver/users01.dbf
channel c1: starting piece 1 at 13-FEB-14
channel c1: finished piece 1 at 13-FEB-14
piece handle=/bak/0lp0i94b_1_1 tag=TAG20140213T231939 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:36
channel c1: starting full datafile backupset
channel c1: specifying datafile(s) in backupset
including current control file in backupset
including current SPFILE in backupset
channel c1: starting piece 1 at 13-FEB-14
channel c1: finished piece 1 at 13-FEB-14
piece handle=/bak/0mp0i95f_1_1 tag=TAG20140213T231939 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:02
Finished backup at 13-FEB-14
released channel: c1
RMAN>
Recovery Manager complete.
[oracle@vzwc ~]$ scp -rp /bak/* oracle@192.168.1.6:/bak
oracle@192.168.1.6's password:
0lp0i94b_1_1 100% 635MB 39.7MB/s 00:16
0mp0i95f_1_1 100% 7232KB 7.1MB/s 00:00
[oracle@vzwc ~]$
--克隆duplicate standby db
[oracle@vzwc ~]$ rman target / auxiliary sys/oracle@standby
Recovery Manager: Release 10.2.0.4.0 - Production on Thu Feb 13 23:31:32 2014
Copyright (c) 1982, 2007, Oracle. All rights reserved.
connected to target database: DBSERVER (DBID=66428446)
connected to auxiliary database: DBSERVER (not mounted)
RMAN> run{
2> allocate auxiliary channel c1 type disk;
3> duplicate target database for standby nofilenamecheck;
4> release channel c1;
5> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: sid=540 devtype=DISK
Starting Duplicate Db at 13-FEB-14
contents of Memory Script:
{
restore clone standby controlfile;
sql clone 'alter database mount standby database';
}
executing Memory Script
Starting restore at 13-FEB-14
channel c1: restoring control file
channel c1: copied control file copy
input filename=/u01/app/oracle/standby.ctl
output filename=/u01/app/oracle/standby.ctl
Finished restore at 13-FEB-14
sql statement: alter database mount standby database
contents of Memory Script:
{
set newname for tempfile 2 to
"/u01/app/oracle/oradata/standby/temptbs01.dbf";
switch clone tempfile all;
set newname for datafile 1 to
"/u01/app/oracle/oradata/standby/system01.dbf";
set newname for datafile 2 to
"/u01/app/oracle/oradata/standby/undotbs01.dbf";
set newname for datafile 3 to
"/u01/app/oracle/oradata/standby/sysaux01.dbf";
set newname for datafile 4 to
"/u01/app/oracle/oradata/standby/users01.dbf";
set newname for datafile 5 to
"/u01/app/oracle/oradata/standby/example01.dbf";
set newname for datafile 6 to
"/u01/app/oracle/oradata/standby/zwc.dbf";
restore
check readonly
clone database
;
}
executing Memory Script
executing command: SET NEWNAME
renamed temporary file 2 to /u01/app/oracle/oradata/standby/temptbs01.dbf in control file
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
Starting restore at 13-FEB-14
channel c1: starting datafile backupset restore
channel c1: specifying datafile(s) to restore from backup set
restoring datafile 00001 to /u01/app/oracle/oradata/standby/system01.dbf
restoring datafile 00002 to /u01/app/oracle/oradata/standby/undotbs01.dbf
restoring datafile 00003 to /u01/app/oracle/oradata/standby/sysaux01.dbf
restoring datafile 00004 to /u01/app/oracle/oradata/standby/users01.dbf
restoring datafile 00005 to /u01/app/oracle/oradata/standby/example01.dbf
restoring datafile 00006 to /u01/app/oracle/oradata/standby/zwc.dbf
channel c1: reading from backup piece /bak/0lp0i94b_1_1
channel c1: restored backup piece 1
piece handle=/bak/0lp0i94b_1_1 tag=TAG20140213T231939
channel c1: restore complete, elapsed time: 00:00:35
Finished restore at 13-FEB-14
contents of Memory Script:
{
switch clone datafile all;
}
executing Memory Script
datafile 1 switched to datafile copy
input datafile copy recid=32 stamp=839460770 filename=/u01/app/oracle/oradata/standby/system01.dbf
datafile 2 switched to datafile copy
input datafile copy recid=33 stamp=839460770 filename=/u01/app/oracle/oradata/standby/undotbs01.dbf
datafile 3 switched to datafile copy
input datafile copy recid=34 stamp=839460770 filename=/u01/app/oracle/oradata/standby/sysaux01.dbf
datafile 4 switched to datafile copy
input datafile copy recid=35 stamp=839460770 filename=/u01/app/oracle/oradata/standby/users01.dbf
datafile 5 switched to datafile copy
input datafile copy recid=36 stamp=839460770 filename=/u01/app/oracle/oradata/standby/example01.dbf
datafile 6 switched to datafile copy
input datafile copy recid=37 stamp=839460770 filename=/u01/app/oracle/oradata/standby/zwc.dbf
Finished Duplicate Db at 13-FEB-14
released channel: c1
RMAN>
--查询primary online redo log
SQL> select group#,bytes from v$log;
GROUP# BYTES
---------- ----------
1 52428800
2 52428800
3 52428800
*********************************************
配置standby
--创建standby logfile
[oracle@dgstb ~]$ sqlplus / as sysdba
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 13 23:37:19 2014
Copyright (c) 1982, 2007, Oracle. All Rights Reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> select status from v$instance;
STATUS
------------------------
MOUNTED
SQL> alter database add standby logfile ('/u01/app/oracle/oradata/standby/standby01.log') size 50M;
Database altered.
SQL> alter database add standby logfile ('/u01/app/orac
b9bd
le/oradata/standby/standby02.log') size 50M;
Database altered.
SQL> alter database add standby logfile ('/u01/app/oracle/oradata/standby/standby03.log') size 50M;
Database altered.
SQL> alter database add standby logfile ('/u01/app/oracle/oradata/standby/standby04.log') size 50M;
Database altered.
--打开standby apply log，这里我创建了standby redo logfile，所以可以使用using current logfile来实时应用
--可以在standby db使用alter database recover managed standby database cancel命令停止apply日志来测试DG同步效果,之后再alter database recover managed standby database using current logfile disconnect from session应用日志
SQL> alter database recover managed standby database using current logfile disconnect from session;
Database altered.
SQL> select sequence#,applied from v$archived_log;
SEQUENCE# APP
---------- ---
19 YES
20 YES
18 YES
21 YES
17 YES
22 YES
23 YES
24 YES
8 rows selected.
SQL> select sequence#,applied from v$archived_log where applied='YES';
SEQUENCE# APP
---------- ---
19 YES
20 YES
18 YES
21 YES
17 YES
22 YES
23 YES
24 YES
8 rows selected.
#至此物理DataGuard搭建完成
*********************************************
--primary状态
SQL> select database_role,protection_mode,switchover_status,name from v$database;
DATABASE_ROLE PROTECTION_MODE SWITCHOVER_STATUS NAME
---------------- -------------------- -------------------- ---------
PRIMARY MAXIMUM PERFORMANCE TO STANDBY DBSERVER
*********************************************
--standby状态
SQL> select database_role,protection_mode,switchover_status,name from v$database;
DATABASE_ROLE PROTECTION_MODE SWITCHOVER_STATUS NAME
---------------- -------------------- -------------------- ---------
PHYSICAL STANDBY MAXIMUM PERFORMANCE SESSIONS ACTIVE DBSERVER
*********************************************
--primary alert.log
[oracle@vzwc bdump]$ tail -f alert_ORCL.log
Thu Feb 13 23:42:25 2014
Thread 1 advanced to log sequence 24 (LGWR switch)
Current log# 1 seq# 24 mem# 0: /u01/app/oracle/oradata/dbserver/redo01.log
Thu Feb 13 23:42:25 2014
LNS: Standby redo logfile selected for thread 1 sequence 24 for destination LOG_ARCHIVE_DEST_2
Thu Feb 13 23:46:44 2014
Thread 1 advanced to log sequence 25 (LGWR switch)
Current log# 3 seq# 25 mem# 0: /u01/app/oracle/oradata/dbserver/redo03.log
Thu Feb 13 23:46:44 2014
LNS: Standby redo logfile selected for thread 1 sequence 25 for destination LOG_ARCHIVE_DEST_2
Thu Feb 13 23:57:59 2014
Thread 1 advanced to log sequence 26 (LGWR switch)
Current log# 2 seq# 26 mem# 0: /u01/app/oracle/oradata/dbserver/redo02.log
Thu Feb 13 23:57:59 2014
LNS: Standby redo logfile selected for thread 1 sequence 26 for destination LOG_ARCHIVE_DEST_2
Thu Feb 13 23:58:00 2014
Thread 1 advanced to log sequence 27 (LGWR switch)
Current log# 1 seq# 27 mem# 0: /u01/app/oracle/oradata/dbserver/redo01.log
Thu Feb 13 23:58:00 2014
LNS: Standby redo logfile selected for thread 1 sequence 27 for destination LOG_ARCHIVE_DEST_2
Thu Feb 13 23:58:00 2014
Thread 1 cannot allocate new log, sequence 28
Checkpoint not complete
Current log# 1 seq# 27 mem# 0: /u01/app/oracle/oradata/dbserver/redo01.log
Thu Feb 13 23:58:05 2014
Thread 1 advanced to log sequence 28 (LGWR switch)
Current log# 3 seq# 28 mem# 0: /u01/app/oracle/oradata/dbserver/redo03.log
Thu Feb 13 23:58:05 2014
LNS: Standby redo logfile selected for thread 1 sequence 28 for destination LOG_ARCHIVE_DEST_2
*********************************************
--standby alert.log
[oracle@dgstb bdump]$ tail -f alert_standby.log
Mem# 0: /u01/app/oracle/oradata/standby/standby01.log
Thu Feb 13 23:58:05 2014
Primary database is in MAXIMUM PERFORMANCE mode
RFS[7]: Successfully opened standby log 4: '/u01/app/oracle/oradata/standby/standby01.log'
Thu Feb 13 23:58:06 2014
Media Recovery Log /arch/ARC0000000027_0839199018.0001
Media Recovery Waiting for thread 1 sequence 28 (in transit)
Thu Feb 13 23:58:06 2014
Recovery of Online Redo Log: Thread 1 Group 4 Seq 28 Reading mem 0
Mem# 0: /u01/app/oracle/oradata/standby/standby01.log
DB version:oracle10.2.0.4
IP:192.168.1.7
hostname:vzwc
db_name:dbserver
db_unique_name:dbserver
service_name:dbserver
instance_name:ORCL
standby 环境
DB version:oracle10.2.0.4
IP:192.168.1.6
hostname:dgstb
db_name:dbserver
db_unique_name:standby
service_name:standby
instance_name:standby
*********************************************
配置primary
--开启force logging和归档，设置归档目录
SQL> startup mount
ORACLE instance started.
Total System Global Area 612368384 bytes
Fixed Size 2085872 bytes
Variable Size 167775248 bytes
Database Buffers 436207616 bytes
Redo Buffers 6299648 bytes
Database mounted.
SQL> alter database force logging;
Database altered.
SQL> alter database archivelog;
Database altered.
SQL> alter database open;
Database altered.
SQL> alter system set log_archive_dest_1='location=/arch';
System altered.
--创建standby controlfile和pfile，并且连口令文件一起传到standby端
SQL> alter database create standby controlfile as '/u01/app/oracle/standby.ctl';
Database altered.
SQL> create pfile='/u01/app/oracle/init.ora' from spfile;
File created.
SQL> !scp /u01/app/oracle/*.ctl oracle@192.168.1.6:/u01/app/oracle
The authenticity of host '192.168.1.6 (192.168.1.6)' can't be established.
RSA key fingerprint is 9c:7e:6b:4f:ad:6a:bd:2e:b0:34:ef:5c:a5:ff:69:1f.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.1.6' (RSA) to the list of known hosts.
oracle@192.168.1.6's password:
standby.ctl 100% 7152KB 7.0MB/s 00:00
SQL> !scp /u01/app/oracle/*.ora oracle@192.168.1.6:/u01/app/oracle
oracle@192.168.1.6's password:
init.ora 100% 1225 1.2KB/s 00:00
SQL> !scp $ORACLE_HOME/dbs/orapwORCL oracle@192.168.1.6:/u01/app/oracle
oracle@192.168.1.6's password:
orapwORCL 100% 2048 2.0KB/s 00:00
*********************************************
配置standby
--rename pfile和口令文件
[oracle@dgstb ~]$ cd $ORACLE_HOME/dbs
[oracle@dgstb dbs]$ mv /u01/app/oracle/orapwORCL orapwstandby
[oracle@dgstb dbs]$ mv /u01/app/oracle/init.ora initstandby.ora
--配置standby环境变量
alias ls="ls -FA"
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/10.2.0/db_1
export ORACLE_PATH=$ORACLE_BASE/common/oracle/sql:.:$ORACLE_HOME/rdbms/admin
export ORACLE_SID=standby
export PATH=.:${JAVA_HOME}/bin:${PATH}:$HOME/bin:$ORACLE_HOME/bin
export PATH=${PATH}:/usr/bin:/bin:/usr/bin/X11:/usr/local/bin
export PATH=${PATH}:$ORACLE_BASE/common/oracle/bin
export ORACLE_TERM=xterm
export TNS_ADMIN=$ORACLE_HOME/network/admin
export ORA_NLS10=$ORACLE_HOME/nls/data
export LD_LIBRARY_PATH=$ORACLE_HOME/lib
export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:$ORACLE_HOME/oracm/lib
export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/lib:/usr/lib:/usr/local/lib
export CLASSPATH=$ORACLE_HOME/JRE
export CLASSPATH=${CLASSPATH}:$ORACLE_HOME/jlib
export CLASSPATH=${CLASSPATH}:$ORACLE_HOME/rdbms/jlib
export CLASSPATH=${CLASSPATH}:$ORACLE_HOME/network/jlib
export THREADS_FLAG=native
export TEMP=/tmp
export TMPDIR=/tmp
alias sqlplus="rlwrap sqlplus"
alias rman="rlwrap rman"
alias base="cd $ORACLE_BASE"
alias home="cd $ORACLE_HOME"
--创建相应目录，配置standby pfile，db_name不用改要和primary一致，添加备库必要参数
[oracle@dgstb oracle]$ pwd
/u01/app/oracle
[oracle@dgstb oracle]$ mkdir -p admin/standby/{a,b,c,u}dump
[oracle@dgstb oracle]$ mkdir -p oradata/standby
[oracle@dgstb oracle]$ ls admin/standby
adump/ bdump/ cdump/ udump/
[oracle@dgstb dbs]$ cat initstandby.ora
*.audit_file_dest='/u01/app/oracle/admin/standby/adump'
*.background_dump_dest='/u01/app/oracle/admin/standby/bdump'
*.compatible='10.2.0.3.0'
*.control_files='/u01/app/oracle/standby.ctl'
*.core_dump_dest='/u01/app/oracle/admin/standby/cdump'
*.db_block_size=8192
*.db_domain=''
*.db_file_multiblock_read_count=16
*.db_name='dbserver'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=ORCLXDB)'
*.job_queue_processes=10
*.log_archive_format='ARC%S_%R.%T'
*.nls_language='SIMPLIFIED CHINESE'
*.nls_territory='CHINA'
*.open_cursors=300
*.pga_aggregate_target=203423744
*.processes=500
*.remote_login_passwordfile='EXCLUSIVE'
*.sessions=555
*.sga_target=612368384
*.undo_management='AUTO'
*.undo_tablespace='UNDOTBS1'
*.user_dump_dest='/u01/app/oracle/admin/standby/udump'
##以下是standby添加参数
*.db_unique_name='standby'
*.db_file_name_convert='/u01/app/oracle/oradata/dbserver','/u01/app/oracle/oradata/standby'
*.log_file_name_convert='/u01/app/oracle/oradata/dbserver','/u01/app/oracle/oradata/standby'
*.log_archive_config='dg_config=(dbserver,standby)'
*.log_archive_dest_1='location=/arch valid_for=(all_logfiles,all_roles) db_unique_name=standby'
*.log_archive_dest_2='service=dbserver lgwr async valid_for=(online_logfiles,primary_role) db_unique_name=dbserver'
*.log_archive_dest_state_1=enable
*.log_archive_dest_state_2=enable
*.log_archive_max_processes=10
*.fal_server=dbserver
*.fal_client=standby
*.standby_file_management=auto
--配置静态监听和服务名
[oracle@dgstb 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 = standby)
(ORACLE_HOME = /u01/app/oracle/product/10.2.0/db_1)
(SID_NAME = standby)
)
)
LISTENER =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.6)(PORT = 1521))
)
[oracle@dgstb 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.
STANDBY =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.6)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = standby)
)
)
DBSERVER =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.7)(PORT = 1521))
)
(CONNECT_DATA =
4000
(SERVICE_NAME = dbserver)
)
)
--启动监听
[oracle@dgstb admin]$ lsnrctl start
LSNRCTL for Linux: Version 10.2.0.4.0 - Production on 13-FEB-2014 22:58:13
Copyright (c) 1991, 2007, Oracle. All rights reserved.
Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...
TNSLSNR for Linux: Version 10.2.0.4.0 - 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=192.168.1.6)(PORT=1521)))
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.1.6)(PORT=1521)))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 10.2.0.4.0 - Production
Start Date 13-FEB-2014 22:58:13
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=192.168.1.6)(PORT=1521)))
Services Summary...
Service "standby" has 1 instance(s).
Instance "standby", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully
[oracle@dgstb admin]$ sqlplus system@dbserver
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 13 22:58:28 2014
Copyright (c) 1982, 2007, Oracle. All Rights Reserved.
Enter password:
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL>
--创建standby spfile，并且实例启动到nomount
[oracle@dgstb dbs]$ sqlplus / as sysdba
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 13 23:02:45 2014
Copyright (c) 1982, 2007, Oracle. All Rights Reserved.
Connected to an idle instance.
SQL> create spfile from pfile;
File created.
SQL> startup nomount
ORACLE instance started.
Total System Global Area 612368384 bytes
Fixed Size 2085872 bytes
Variable Size 167775248 bytes
Database Buffers 436207616 bytes
Redo Buffers 6299648 bytes
SQL>
*********************************************
配置primary
--配置静态监听和网络服务名
[oracle@vzwc 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 = dbserver)
(ORACLE_HOME = /u01/app/oracle/product/10.2.0/db_1)
(SID_NAME = ORCL)
)
)
LISTENER =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = vzwc)(PORT = 1521))
)
[oracle@vzwc 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.
DBSERVER =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.7)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = dbserver)
)
)
STANDBY =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.6)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = standby)
)
)
--配置参数
[oracle@vzwc ~]$ sqlplus / as sysdba
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 13 23:09:28 2014
Copyright (c) 1982, 2007, Oracle. All Rights Reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> alter system set log_archive_dest_1='location=/arch valid_for=(all_logfiles,all_roles) db_unique_name=dbserver';
System altered.
SQL> alter system set log_archive_dest_2='service=standby lgwr async valid_for=(online_logfiles,primary_role) db_unique_name=standby';
System altered.
SQL> alter system set log_archive_config='dg_config=(dbserver,standby)';
System altered.
SQL> alter system set log_archive_dest_state_1=enable;
System altered.
SQL> alter system set log_archive_dest_state_2=enable;
System altered.
SQL> alter system set log_archive_max_processes=10;
System altered.
SQL> alter system set fal_server=standby;
System altered.
SQL> alter system set fal_client=dbserver;
System altered.
SQL> alter system set standby_file_management=auto;
System altered.
SQL> alter system set db_unique_name='dbserver' scope=spfile;
System altered.
SQL> alter system set db_file_name_convert='/u01/app/oracle/oradata/standby','/u01/app/oracle/oradata/dbserver' scope=spfile;
System altered.
SQL> alter system set log_file_name_convert='/u01/app/oracle/oradata/standby','/u01/app/oracle/oradata/dbserver' scope=spfile;
System altered.
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup
ORACLE instance started.
Total System Global Area 612368384 bytes
Fixed Size 2085872 bytes
Variable Size 167775248 bytes
Database Buffers 436207616 bytes
Redo Buffers 6299648 bytes
Database mounted.
Database opened.
SQL>
--备份primary db，并且传到standby服务器/bak下
[oracle@vzwc ~]$ rman target /
Recovery Manager: Release 10.2.0.4.0 - Production on Thu Feb 13 23:18:21 2014
Copyright (c) 1982, 2007, Oracle. All rights reserved.
connected to target database: DBSERVER (DBID=66428446)
RMAN> run{
2> allocate channel c1 type disk;
3> backup database format '/bak/%U';
4> release channel c1;
5> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: sid=519 devtype=DISK
Starting backup at 13-FEB-14
channel c1: starting full datafile backupset
channel c1: specifying datafile(s) in backupset
input datafile fno=00001 name=/u01/app/oracle/oradata/dbserver/system01.dbf
input datafile fno=00003 name=/u01/app/oracle/oradata/dbserver/sysaux01.dbf
input datafile fno=00006 name=/u01/app/oracle/oradata/dbserver/zwc.dbf
input datafile fno=00005 name=/u01/app/oracle/oradata/dbserver/example01.dbf
input datafile fno=00002 name=/u01/app/oracle/oradata/dbserver/undotbs01.dbf
input datafile fno=00004 name=/u01/app/oracle/oradata/dbserver/users01.dbf
channel c1: starting piece 1 at 13-FEB-14
channel c1: finished piece 1 at 13-FEB-14
piece handle=/bak/0lp0i94b_1_1 tag=TAG20140213T231939 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:36
channel c1: starting full datafile backupset
channel c1: specifying datafile(s) in backupset
including current control file in backupset
including current SPFILE in backupset
channel c1: starting piece 1 at 13-FEB-14
channel c1: finished piece 1 at 13-FEB-14
piece handle=/bak/0mp0i95f_1_1 tag=TAG20140213T231939 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:02
Finished backup at 13-FEB-14
released channel: c1
RMAN>
Recovery Manager complete.
[oracle@vzwc ~]$ scp -rp /bak/* oracle@192.168.1.6:/bak
oracle@192.168.1.6's password:
0lp0i94b_1_1 100% 635MB 39.7MB/s 00:16
0mp0i95f_1_1 100% 7232KB 7.1MB/s 00:00
[oracle@vzwc ~]$
--克隆duplicate standby db
[oracle@vzwc ~]$ rman target / auxiliary sys/oracle@standby
Recovery Manager: Release 10.2.0.4.0 - Production on Thu Feb 13 23:31:32 2014
Copyright (c) 1982, 2007, Oracle. All rights reserved.
connected to target database: DBSERVER (DBID=66428446)
connected to auxiliary database: DBSERVER (not mounted)
RMAN> run{
2> allocate auxiliary channel c1 type disk;
3> duplicate target database for standby nofilenamecheck;
4> release channel c1;
5> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: sid=540 devtype=DISK
Starting Duplicate Db at 13-FEB-14
contents of Memory Script:
{
restore clone standby controlfile;
sql clone 'alter database mount standby database';
}
executing Memory Script
Starting restore at 13-FEB-14
channel c1: restoring control file
channel c1: copied control file copy
input filename=/u01/app/oracle/standby.ctl
output filename=/u01/app/oracle/standby.ctl
Finished restore at 13-FEB-14
sql statement: alter database mount standby database
contents of Memory Script:
{
set newname for tempfile 2 to
"/u01/app/oracle/oradata/standby/temptbs01.dbf";
switch clone tempfile all;
set newname for datafile 1 to
"/u01/app/oracle/oradata/standby/system01.dbf";
set newname for datafile 2 to
"/u01/app/oracle/oradata/standby/undotbs01.dbf";
set newname for datafile 3 to
"/u01/app/oracle/oradata/standby/sysaux01.dbf";
set newname for datafile 4 to
"/u01/app/oracle/oradata/standby/users01.dbf";
set newname for datafile 5 to
"/u01/app/oracle/oradata/standby/example01.dbf";
set newname for datafile 6 to
"/u01/app/oracle/oradata/standby/zwc.dbf";
restore
check readonly
clone database
;
}
executing Memory Script
executing command: SET NEWNAME
renamed temporary file 2 to /u01/app/oracle/oradata/standby/temptbs01.dbf in control file
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
Starting restore at 13-FEB-14
channel c1: starting datafile backupset restore
channel c1: specifying datafile(s) to restore from backup set
restoring datafile 00001 to /u01/app/oracle/oradata/standby/system01.dbf
restoring datafile 00002 to /u01/app/oracle/oradata/standby/undotbs01.dbf
restoring datafile 00003 to /u01/app/oracle/oradata/standby/sysaux01.dbf
restoring datafile 00004 to /u01/app/oracle/oradata/standby/users01.dbf
restoring datafile 00005 to /u01/app/oracle/oradata/standby/example01.dbf
restoring datafile 00006 to /u01/app/oracle/oradata/standby/zwc.dbf
channel c1: reading from backup piece /bak/0lp0i94b_1_1
channel c1: restored backup piece 1
piece handle=/bak/0lp0i94b_1_1 tag=TAG20140213T231939
channel c1: restore complete, elapsed time: 00:00:35
Finished restore at 13-FEB-14
contents of Memory Script:
{
switch clone datafile all;
}
executing Memory Script
datafile 1 switched to datafile copy
input datafile copy recid=32 stamp=839460770 filename=/u01/app/oracle/oradata/standby/system01.dbf
datafile 2 switched to datafile copy
input datafile copy recid=33 stamp=839460770 filename=/u01/app/oracle/oradata/standby/undotbs01.dbf
datafile 3 switched to datafile copy
input datafile copy recid=34 stamp=839460770 filename=/u01/app/oracle/oradata/standby/sysaux01.dbf
datafile 4 switched to datafile copy
input datafile copy recid=35 stamp=839460770 filename=/u01/app/oracle/oradata/standby/users01.dbf
datafile 5 switched to datafile copy
input datafile copy recid=36 stamp=839460770 filename=/u01/app/oracle/oradata/standby/example01.dbf
datafile 6 switched to datafile copy
input datafile copy recid=37 stamp=839460770 filename=/u01/app/oracle/oradata/standby/zwc.dbf
Finished Duplicate Db at 13-FEB-14
released channel: c1
RMAN>
--查询primary online redo log
SQL> select group#,bytes from v$log;
GROUP# BYTES
---------- ----------
1 52428800
2 52428800
3 52428800
*********************************************
配置standby
--创建standby logfile
[oracle@dgstb ~]$ sqlplus / as sysdba
SQL*Plus: Release 10.2.0.4.0 - Production on Thu Feb 13 23:37:19 2014
Copyright (c) 1982, 2007, Oracle. All Rights Reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> select status from v$instance;
STATUS
------------------------
MOUNTED
SQL> alter database add standby logfile ('/u01/app/oracle/oradata/standby/standby01.log') size 50M;
Database altered.
SQL> alter database add standby logfile ('/u01/app/orac
b9bd
le/oradata/standby/standby02.log') size 50M;
Database altered.
SQL> alter database add standby logfile ('/u01/app/oracle/oradata/standby/standby03.log') size 50M;
Database altered.
SQL> alter database add standby logfile ('/u01/app/oracle/oradata/standby/standby04.log') size 50M;
Database altered.
--打开standby apply log，这里我创建了standby redo logfile，所以可以使用using current logfile来实时应用
--可以在standby db使用alter database recover managed standby database cancel命令停止apply日志来测试DG同步效果,之后再alter database recover managed standby database using current logfile disconnect from session应用日志
SQL> alter database recover managed standby database using current logfile disconnect from session;
Database altered.
SQL> select sequence#,applied from v$archived_log;
SEQUENCE# APP
---------- ---
19 YES
20 YES
18 YES
21 YES
17 YES
22 YES
23 YES
24 YES
8 rows selected.
SQL> select sequence#,applied from v$archived_log where applied='YES';
SEQUENCE# APP
---------- ---
19 YES
20 YES
18 YES
21 YES
17 YES
22 YES
23 YES
24 YES
8 rows selected.
#至此物理DataGuard搭建完成
*********************************************
--primary状态
SQL> select database_role,protection_mode,switchover_status,name from v$database;
DATABASE_ROLE PROTECTION_MODE SWITCHOVER_STATUS NAME
---------------- -------------------- -------------------- ---------
PRIMARY MAXIMUM PERFORMANCE TO STANDBY DBSERVER
*********************************************
--standby状态
SQL> select database_role,protection_mode,switchover_status,name from v$database;
DATABASE_ROLE PROTECTION_MODE SWITCHOVER_STATUS NAME
---------------- -------------------- -------------------- ---------
PHYSICAL STANDBY MAXIMUM PERFORMANCE SESSIONS ACTIVE DBSERVER
*********************************************
--primary alert.log
[oracle@vzwc bdump]$ tail -f alert_ORCL.log
Thu Feb 13 23:42:25 2014
Thread 1 advanced to log sequence 24 (LGWR switch)
Current log# 1 seq# 24 mem# 0: /u01/app/oracle/oradata/dbserver/redo01.log
Thu Feb 13 23:42:25 2014
LNS: Standby redo logfile selected for thread 1 sequence 24 for destination LOG_ARCHIVE_DEST_2
Thu Feb 13 23:46:44 2014
Thread 1 advanced to log sequence 25 (LGWR switch)
Current log# 3 seq# 25 mem# 0: /u01/app/oracle/oradata/dbserver/redo03.log
Thu Feb 13 23:46:44 2014
LNS: Standby redo logfile selected for thread 1 sequence 25 for destination LOG_ARCHIVE_DEST_2
Thu Feb 13 23:57:59 2014
Thread 1 advanced to log sequence 26 (LGWR switch)
Current log# 2 seq# 26 mem# 0: /u01/app/oracle/oradata/dbserver/redo02.log
Thu Feb 13 23:57:59 2014
LNS: Standby redo logfile selected for thread 1 sequence 26 for destination LOG_ARCHIVE_DEST_2
Thu Feb 13 23:58:00 2014
Thread 1 advanced to log sequence 27 (LGWR switch)
Current log# 1 seq# 27 mem# 0: /u01/app/oracle/oradata/dbserver/redo01.log
Thu Feb 13 23:58:00 2014
LNS: Standby redo logfile selected for thread 1 sequence 27 for destination LOG_ARCHIVE_DEST_2
Thu Feb 13 23:58:00 2014
Thread 1 cannot allocate new log, sequence 28
Checkpoint not complete
Current log# 1 seq# 27 mem# 0: /u01/app/oracle/oradata/dbserver/redo01.log
Thu Feb 13 23:58:05 2014
Thread 1 advanced to log sequence 28 (LGWR switch)
Current log# 3 seq# 28 mem# 0: /u01/app/oracle/oradata/dbserver/redo03.log
Thu Feb 13 23:58:05 2014
LNS: Standby redo logfile selected for thread 1 sequence 28 for destination LOG_ARCHIVE_DEST_2
*********************************************
--standby alert.log
[oracle@dgstb bdump]$ tail -f alert_standby.log
Mem# 0: /u01/app/oracle/oradata/standby/standby01.log
Thu Feb 13 23:58:05 2014
Primary database is in MAXIMUM PERFORMANCE mode
RFS[7]: Successfully opened standby log 4: '/u01/app/oracle/oradata/standby/standby01.log'
Thu Feb 13 23:58:06 2014
Media Recovery Log /arch/ARC0000000027_0839199018.0001
Media Recovery Waiting for thread 1 sequence 28 (in transit)
Thu Feb 13 23:58:06 2014
Recovery of Online Redo Log: Thread 1 Group 4 Seq 28 Reading mem 0
Mem# 0: /u01/app/oracle/oradata/standby/standby01.log
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