标签归档：10g 恢复

不太常见的10.2.0.1的oracle redo损坏恢复

发表于 2026 年 8 月 27 日由惜分飞

曾经恢复过大量10g的库,现在一年也恢复不了几个10g的了,而10.2.0.1的64位库更是少之又少了.近期有幸处理过一个这样的case,重温了当年的感觉

SQL> select * from v$version;

BANNER
--------------------------------------------------------------------------------
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - 64bi
PL/SQL Release 10.2.0.1.0 - Production
CORE 10.2.0.1.0 Production
TNS for 64-bit Windows: Version 10.2.0.1.0 - Production
NLSRTL Version 10.2.0.1.0 - Production

由于系统断电导致该版本的erp系统的数据库无法启动,看alert日志由于redo损坏导致异常(ORA-00354 ORA-00353)

Thu Jun 04 10:27:40 2026
ALTER DATABASE RECOVER  datafile 5  
Thu Jun 04 10:27:40 2026
Media Recovery Start
WARNING! Recovering data file 5 from a fuzzy backup. It might be an online
backup taken without entering the begin backup command.
 parallel recovery started with 7 processes
Thu Jun 04 10:27:40 2026
Recovery of Online Redo Log: Thread 1 Group 3 Seq 26215 Reading mem 0
  Mem# 0 errs 0: D:\ORACLE\PRODUCT\10.2.0\ORADATA\ORCL\REDO03.LOG
Thu Jun 04 10:28:06 2026
Errors in file d:\oracle\product\10.2.0\admin\ORCL\udump\ORCL_ora_3856.trc:
ORA-00354: 损坏重做日志块头部
ORA-00353: 日志损坏接近块 93816 更改 1049070732 时间 05/27/2025 18:00:16
ORA-00334: 归档日志: 'D:\ORACLE\PRODUCT\10.2.0\ORADATA\ORCL\REDO03.LOG'

接手之后再次验证了该错误