开启归档模式报错

用ARCHIVE LOG LIST 可以查看期模式状态时归档模式还是非归档模式.

SQL> archive log list;

Database log mode No Archive Mode

Automatic archival Disabled

Archive destination USE_DB_RECOVERY_FILE_DEST

Oldest online log sequence 25

Current log sequence 27

rac 修改归档模式，需要关闭所有的实例

rac1 上执行

SQL> shutdown immediate;

Database closed.

Database dismounted.

ORACLE instance shut down.

SQL> startup mount;

ORACLE instance started.

Total System Global Area  188743680 bytes

Fixed Size                  1266512 bytes

Variable Size              83889328 bytes

Database Buffers          100663296 bytes

Redo Buffers                2924544 bytes

Database mounted.

SQL> alter database archivelog;

alter database archivelog

*

ERROR at line 1:

ORA-01126: database must be mounted in this instance and not open in any instance

rac2 上

SQL> shutdown immediate;

Database closed.

Database dismounted.

ORACLE instance shut down.

rac1 上继续

SQL> alter database archivelog;

Database altered.

SQL> alter database open ;

Database altered.

SQL>

rac2 上 open 数据库