Linux Error: 22: Invalid argument

Linux Error: 22: Invalid argument

Discription :

做完Switch Over之後，準備將Standby DB切回本來的Standby Role時，

發生了Linux Error: 22: Invalid argument。如下:

SQL> startup nomount pfile='/oracle/product/9.2.0/dbs/standby.ora';

ORA-27123: unable to attach to shared memory segment

Linux Error: 22: Invalid argument

Additional information: 1

Additional information: 2818053

[Oracle]ORA-16139: media recovery required - Solution

ORA-16139: media recovery required

Discription :

Switch Over 成功之後，準備再做一次Switch Over，將DB回復成原本的角色時，

發生 ORA-16139的錯誤。如下:

SQL> ALTER DATABASE COMMIT TO SWITCHOVER TO PRIMARY ;

ALTER DATABASE COMMIT TO SWITCHOVER TO PRIMARY

*

ERROR at line 1:

ORA-16139: media recovery required