ORA-00368: checksum error in redo log block

文档解释

ORA-00368: checksum error in redo log block

Cause: The redo block indicated by the accompanying error, is not vaild. It has a checksum that does not match the block contents.

Action: Restore correct file or reset logs.

官方解释

ORA-00368 indicates that checksum computation has failed for one or more blocks in a redo log. Checksum failure can occur due to physical damage within the log file or to inconsistencies between log contents and memory contents.

常见案例

ORA-00368可能是由写redo log文件的I/O错误、无慢I/O错误或数据库控制文件备份损坏引起的。

正常处理方法及步骤

1、检查日志文件是否损坏；

2、检查是否有I/O问题；

3、尝试从其它地方恢复日志文件；

4、如果没有恢复成功，则可能需要重建数据库；

5、执行完整的备份和档案恢复，确保数据完整性。