Oracle ORA-00210: 无法打开指定的控制文件 ORA-00202: 控制文件: '''' ORA-02708: osnrntab: 无法连接到主机, 未知 ORACLE_SID ORA-00210: cannot open the specified control file , ORA-00202 , ORA-2708

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ORA-00210: 无法打开指定的控制文件

oerr ora 210

00210, 00000, "cannot open the specified control file"

// *Cause: Cannot open the control file.

// *Action: Check to make sure the control file exists and is not locked by

// some other program.

ORA-00202: 控制文件: ''''

oerr ora 202

00202, 00000, "control file: '%s'"

// *Cause: This message reports the name file involved in other messages.

// *Action: See associated error messages for a description of the problem.

ORA-02708: osnrntab: 无法连接到主机, 未知 ORACLE_SID

oerr ora 2708

02708, 00000, "osnrntab: connect to host failed, unknown ORACLE_SID"

// *Cause: The invoked Unix two-task driver failed to find an entry in

// oratab for the sid you supplied.

// *Action: First, check whether you have read access to oratab, and

// see if the desired sid is there. Add an entry to oratab

// for the desired sid, if necessary.

适用于：

Oracle Database – Enterprise Edition – 版本10.2.0.1 及以上
本文信息适用于任何平台。

症状

在升级数据库时，服务器崩溃

且当尝试使用upgrade选项启动数据库时

ORA-00210: cannot open the specified control file
ORA-00202: control file: ‘/u01/app/oracle/oradata/PROD/control01.ctl’
ORA-27086: unable to lock file – already in use
Linux-x86_64 Error: 11: Resource temporarily unavailable
Additional information: 8
Additional information: 7981

原因

服务器意外崩溃

解决方案

在$ORACLE_HOME/dbs 下有一个锁文件，如“lkPROD”

只要删除它并再次启动数据库

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Oracle ORA-00210: 无法打开指定的控制文件 ORA-00202: 控制文件: '''' ORA-02708: osnrntab: 无法连接到主机, 未知 ORACLE_SID ORA-00210: cannot open the specified control file , ORA-00202 , ORA-2708