异常断电数据库恢复-从ORA-600 2131到ORA-08102: 未找到索引关键字, 对象号 39---惜分飞

数据库启动报ORA-600 2131，以前遇到过类似问题:ORA-600 2131故障处理

SQL> alter database mount;

alter database mount

*

第 1 行出现错误:

ORA-00600: ??????, ??: [2131], [9], [8], [], [], [], [], [], [], [], [], []

Tue Jun 04 14:12:18 2024

RECO started with pid=15, OS id=3244

Tue Jun 04 14:12:18 2024

MMON started with pid=16, OS id=3256

Tue Jun 04 14:12:18 2024

MMNL started with pid=17, OS id=3432

starting up 1 dispatcher(s) for network address '(ADDRESS=(PARTIAL=YES)(PROTOCOL=TCP))'...

starting up 1 shared server(s) ...

ORACLE_BASE from environment = E:\app\Administrator

Tue Jun 04 14:12:22 2024

alter database mount exclusive

Errors in file E:\APP\ADMINISTRATOR\diag\rdbms\XFF\XFF\trace\XFF_ora_2536.trc (incident=427583):

ORA-00600: ??????, ??: [2131], [9], [8], [], [], [], [], [], [], [], [], []

Tue Jun 04 14:12:28 2024

Use ADRCI or Support Workbench to package the incident.

See Note 411.1 at My Oracle Support for error and packaging details.

ORA-600 signalled during: alter database mount exclusive...

重建ctl，然后重试recover 数据库，报ORA-600 kdourp_inorder2和ORA-600 3020错误，这些错误本质都是由于redo信息和block信息不匹配导致

SQL> recover datafile 1;

ORA-00283: 恢复会话因错误而取消

ORA-10562: Error occurred while applying redo to data block (file# 1, block# 74805)

ORA-10564: tablespace SYSTEM

ORA-01110: 数据文件 1: 'E:\ORADATA\XFF\SYSTEM01.DBF'

ORA-10561: block type 'TRANSACTION MANAGED DATA BLOCK', data object# 8

ORA-00600: 内部错误代码, 参数: [kdourp_inorder2], [16], [3], [0], [108], [], [], [], [], [], [], []

SQL> recover datafile 7;

ORA-00283: 恢复会话因错误而取消

ORA-00600: 内部错误代码, 参数: [3020], [7], [385], [29360513], [], [], [], [], [], [], [], []

ORA-10567: Redo is inconsistent with data block (file# 7, block# 385, file offset is 3153920 bytes)

ORA-10564: tablespace UNDOTBS2

ORA-01110: 数据文件 7: 'E:\ORADATA\XFF\UNDOTBS2.DBF'

ORA-10560: block type 'KTU UNDO BLOCK'

通过屏蔽一致性,修改文件头scn,强制打开数据库

SQL> recover database until cancel;

ORA-00279: 更改 56782359 (在 06/04/2024 14:00:36 生成) 对于线程 1 是必需的

ORA-00289: 建议: E:\APP\ARCHIVELOG\ARC0000005415_1165094245.0001

ORA-00280: 更改 56782359 (用于线程 1) 在序列 #5415 中

指定日志: {<RET>=suggested | filename | AUTO | CANCEL}

cancel

ORA-01547: 警告: RECOVER 成功但 OPEN RESETLOGS 将出现如下错误

ORA-01194: 文件 1 需要更多的恢复来保持一致性

ORA-01110: 数据文件 1: 'E:\ORADATA\XFF\SYSTEM01.DBF'

ORA-01112: 未启动介质恢复

SQL> alter database open resetlogs;

数据库已更改。

尝试导出数据报ORA-08102,导致数据库无法正常导出

C:\Users\Administrator>expdp "'/ as sysdba'" full=y dumpfile=full_20240604_%U.dmp DIRECTORY=expdp_dir

logfile=full_20240604.log parallel=2 EXCLUDE=STATISTICS,AUDIT

Export: Release 11.2.0.4.0 - Production on 星期二 6月 4 18:40:26 2024

连接到: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production

With the Partitioning, OLAP, Data Mining and Real Application Testing options

ORA-31626: 作业不存在

ORA-31633: 无法创建主表 "SYS.SYS_EXPORT_FULL_05"

ORA-06512: 在 "SYS.DBMS_SYS_ERROR", line 95

ORA-06512: 在 "SYS.KUPV$FT", line 1038

ORA-08102: 未找到索引关键字, 对象号 39, 文件 1, 块 97540 (2)

obj 39 为OBJ$的I_OBJ4对象报ORA-08102

SQL> select owner,object_name,object_type from dba_objects where object_id=39

2 /

OWNER OBJECT_NAME OBJECT_TYPE

------------------------------ ------------------------------ -------------------

SYS I_OBJ4 INDEX

该对象属于bootstrap$中核心对象，无法直接rebuild,参考下面文章处理,然后再尝试导出数据
分享I_OBJ4 ORA-8102故障恢复案例
使用bbed 修复I_OBJ4 index 报ORA-8102错误
bootstrap$核心index(I_OBJ1,I_USER1,I_FILE#_BLOCK#,I_IND1,I_TS#,I_CDEF1等)异常恢复—ORA-00701错误解决

C:\Users\Administrator>expdp "'/ as sysdba'" full=y dumpfile=full_20240604_%U.dmp DIRECTORY=expdp_dir

logfile=full_20240604.log parallel=2 EXCLUDE=STATISTICS,AUDIT

Export: Release 11.2.0.4.0 - Production on 星期二 6月 4 18:43:47 2024

连接到: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production

With the Partitioning, OLAP, Data Mining and Real Application Testing options

ORA-31626: 作业不存在

ORA-31637: 无法创建作业 SYS_EXPORT_FULL_01 (用户 SYS)

ORA-06512: 在 "SYS.DBMS_SYS_ERROR", line 95

ORA-06512: 在 "SYS.KUPV$FT_INT", line 798

ORA-39080: 无法为数据泵作业创建队列 "KUPC$C_1_20240604184348" 和 "KUPC$S_1_20240604184348"

ORA-06512: 在 "SYS.DBMS_SYS_ERROR", line 95

ORA-06512: 在 "SYS.KUPC$QUE_INT", line 1534