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最近发表
- ORA-00600: internal error code, arguments: [16703], [1403], [4] 原因
- 最近遇到几起ORA-600 16703故障(tab$被清空),请引起重视
- ORA-600 2662快速恢复之Patch scn工具
- TNS-12518: TNS:listener could not hand off client connection
- ora.storage无法启动报ORA-12514故障处理
- 断电引起文件scn异常数据库恢复
- ORA-16188: LOG_ARCHIVE_CONFIG settings inconsistent with previously started instance
- .[hudsonL@cock.li].mkp勒索加密数据库完美恢复
- 模拟带库实现rman远程备份
- 又一例:ORA-600 kclchkblk_4和2662故障
- Oracle误删除数据文件恢复
- Oracle 19C 备库DML重定向—DML Redirection
- ORA-01595/ORA-600 4194处理
- 从ORA-00283 ORA-16433报错开始恢复
- 近期又遇到ORA-600 16703和ORA-702故障
- RECOVER_YOUR_DATA勒索恢复
- ORA-01033: ORACLE initialization or shutdown in progress 故障处理
- Oracle 19c/21c最新patch信息-202401
- 存储故障,强制拉库报ORA-600 kcbzib_kcrsds_1处理
- ORA-600 kcrf_resilver_log_1故障处理
标签归档:kcratr_scan_lastbwr
ora-600 kcratr_scan_lastbwr
有客户数据库由于断电,导致启动报错ora-600 kcratr_scan_lastbwr错误
SQL> select * from v$version; BANNER -------------------------------------------------------------------------------- Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production PL/SQL Release 11.2.0.3.0 - Production CORE 11.2.0.3.0 Production TNS for Linux: Version 11.2.0.3.0 - Production NLSRTL Version 11.2.0.3.0 - Production
alter database open Beginning crash recovery of 1 threads parallel recovery started with 15 processes Started redo scan Hex dump of (file 4, block 3952129) in trace file D:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_ora_4500.trc Reading datafile 'D:\APP\ADMINISTRATOR\ORADATA\ORCL\USERS01.DBF' for corruption at rdba:0x013c4e01(file 4,block 3952129) Reread (file 4, block 3952129) found same corrupt data (logically corrupt) Write verification failed for File 4 Block 3952129 (rdba 0x13c4e01) Fri Feb 18 10:16:34 2022 Errors in file D:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_ora_4500.trc (incident=388961): ORA-00600: ??????, ??: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] Incident details in:D:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\incident\incdir_388961\orcl_ora_4500_i388961.trc Use ADRCI or Support Workbench to package the incident. See Note 411.1 at My Oracle Support for error and packaging details. Aborting crash recovery due to error 600 Errors in file D:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_ora_4500.trc: ORA-00600: ??????, ??: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] Errors in file D:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_ora_4500.trc: ORA-00600: ??????, ??: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] ORA-600 signalled during: alter database open...
根据MOS中的描述,这个问题主要出现在11.2.0.2之前版本中,但是本case发生在11.2.0.3的数据库中
ORA-600 [kcratr_scan_lastbwr] (Doc ID 1267231.1)描述,recover操作,数据库直接open,实现数据0丢失
ORA-600 kcratr_scan_lastbwr 恢复
有朋友找到我们,系统断电之后,数据库无法正常启动,报ora-600 kcratr_scan_lastbwr错误
Thu Mar 25 20:33:45 2021 Database mounted in Exclusive Mode Lost write protection disabled Completed: alter database mount exclusive alter database open Ping without log force is disabled . Thu Mar 25 20:33:47 2021 Beginning crash recovery of 1 threads parallel recovery started with 32 processes Thu Mar 25 20:33:47 2021 Started redo scan Hex dump of (file 10, block 176517) in trace file C:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_ora_4176.trc Reading datafile 'C:\APP\ADMINISTRATOR\ORADATA\ORCL\XFF.DBF' for corruption at rdba: 0x0282b185 (file 10, block 176517) Reread (file 10, block 176517) found same corrupt data (logically corrupt) Write verification failed for File 10 Block 176517 (rdba 0x282b185) Errors in file C:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_ora_4176.trc (incident=165355): ORA-00600: ??????, ??: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] Incident details in: C:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\incident\incdir_165355\orcl_ora_4176_i165355.trc Use ADRCI or Support Workbench to package the incident. See Note 411.1 at My Oracle Support for error and packaging details. Thu Mar 25 20:33:50 2021 Slave encountered ORA-10388 exception during crash recovery Thu Mar 25 20:33:50 2021 Slave encountered ORA-10388 exception during crash recovery Thu Mar 25 20:33:50 2021 Aborting crash recovery due to error 600 Thu Mar 25 20:33:59 2021 Errors in file C:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_ora_4176.trc: ORA-00600: ??????, ??: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] Thu Mar 25 20:33:59 2021 Errors in file C:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_ora_4176.trc: ORA-00600: ??????, ??: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] ORA-600 signalled during: alter database open...
故障原因,写丢失导致
Crash or instance recovery may fail because of a lost write even though one of the mirrors has a good copy. Reading a file header can corrupt a good mirror copy with a bad one. Rediscovery Notes: ORA-600 [kcratr_scan_lostwrt] or ORA-600 [kcratr_scan_lastbwr] are signaled even though one of the mirrors has a good copy.