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Oracle 11g Data Guard 搭建
主:192.168.9.137 sid:orcl db_unique_name=pri
备:192.168.9.138 sid:orcl db_unique_name=sty
1.都关闭防火墙(主、备,root):
[root@testA ~]#service iptables stop;chkconfig iptables off
[root@testA ~]#service ip6tables stop;chkconfig ip6tables off
2.修改为归档模式(主,oracle)
SQL>shutdown immediate
SQL>startup mount
SQL>archive log list;
3.修改为强制记录模式(主,oracle)
SQL> alter database force logging;
4.配置 standby logle 文件,当主库变成备库时,可以接收来自备库的日志
SQL> alter database add standby logle group
4('/home/oracle/app/oracle/oradata/orcl/redo_dg_021.log') size 50m;
SQL> alter database add standby logle group
5('/home/oracle/app/oracle/oradata/orcl/redo_dg_022.log') size 50m;
SQL> alter database add standby logle group
6('/home/oracle/app/oracle/oradata/orcl/redo_dg_023.log') size 50m;
SQL> alter database add standby logle group
7('/home/oracle/app/oracle/oradata/orcl/redo_dg_024.log') size 50m;
5.配置参数文件(主,oracle)
SQL> create ple from sple;
[oracle@primary ~]$ cd $ORACLE_HOME/dbs
[oracle@primary dbs]$ vim initorcl.ora
#primary















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