异常断电导致数据库无法启动,尝试对数据文件进行recover操作,报ORA-00283 ORA-00742 ORA-00312错误,由于redo写丢失无法正常应用

D:\check_db>sqlplus / as sysdba

SQL*Plus: Release 19.0.0.0.0 - Production on 星期日 7月 30 07:49:19 2023
Version 19.3.0.0.0

Copyright (c) 1982, 2019, Oracle.  All rights reserved.


连接到:
Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.3.0.0.0

SQL> recover datafile 1;
ORA-00283: 恢复会话因错误而取消
ORA-00742: 日志读取在线程 1 序列 9274 块 18057 中检测到写入丢失情况
ORA-00312: 联机日志 1 线程 1: 'D:\APP\ADMINISTRATOR\ORADATA\XFF\REDO01.LOG'

屏蔽数据一致性,尝试强制打开库,报ORA-00604,ORA-00704,ORA-01555错误

SQL> alter database open resetlogs;
alter database open resetlogs
*
第 1 行出现错误:
ORA-00603: ORACLE server session terminated by fatal error
ORA-01092: ORACLE instance terminated. Disconnection forced
ORA-00704: bootstrap process failure
ORA-00704: bootstrap process failure
ORA-00604: error occurred at recursive SQL level 1
ORA-01555: snapshot too old: rollback segment number 9 with name
"_SYSSMU9_4165470211$" too small
进程 ID: 4036
会话 ID: 2277 序列号: 40707

alert日志对应错误

2023-07-30T06:54:43.457383+08:00
.... (PID:5836): Clearing online redo logfile 1 complete
.... (PID:5836): Clearing online redo logfile 2 complete
.... (PID:5836): Clearing online redo logfile 3 complete
Resetting resetlogs activation ID 3572089731 (0xd4e9c383)
Online log D:\APP\ADMINISTRATOR\ORADATA\XFF\REDO01.LOG: Thread 1 Group 1 was previously cleared
Online log D:\APP\ADMINISTRATOR\ORADATA\XFF\REDO02.LOG: Thread 1 Group 2 was previously cleared
Online log D:\APP\ADMINISTRATOR\ORADATA\XFF\REDO03.LOG: Thread 1 Group 3 was previously cleared
2023-07-30T06:54:43.863676+08:00
Setting recovery target incarnation to 2
2023-07-30T06:54:44.816771+08:00
Ping without log force is disabled:
  instance mounted in exclusive mode.
Endian type of dictionary set to little
2023-07-30T06:54:44.957395+08:00
Assigning activation ID 3664275149 (0xda6866cd)
2023-07-30T06:54:44.957395+08:00
TT00 (PID:4640): Gap Manager starting
2023-07-30T06:54:45.004305+08:00
Redo log for group 1, sequence 1 is not located on DAX storage
2023-07-30T06:54:46.176153+08:00
Thread 1 opened at log sequence 1
  Current log# 1 seq# 1 mem# 0: D:\APP\ADMINISTRATOR\ORADATA\XFF\REDO01.LOG
Successful open of redo thread 1
2023-07-30T06:54:46.191771+08:00
MTTR advisory is disabled because FAST_START_MTTR_TARGET is not set
stopping change tracking
2023-07-30T06:54:46.223036+08:00
TT03 (PID:1816): Sleep 5 seconds and then try to clear SRLs in 2 time(s)
2023-07-30T06:54:46.332398+08:00
ORA-01555 caused by SQL statement below (SQL ID: 4krwuz0ctqxdt, SCN: 
0x0000000017b852a7
):
2023-07-30T06:54:46.332398+08:00
select ctime, mtime, stime from obj$ where obj# = :1
2023-07-30T06:54:46.332398+08:00
Errors in file D:\APP\ADMINISTRATOR\diag\rdbms\xff\xff\trace\xff_ora_5836.trc:
ORA-00704: 引导程序进程失败
ORA-00604: 递归 SQL 级别 1 出现错误
ORA-01555: 快照过旧: 回退段号 9 (名称为 "_SYSSMU9_4165470211$") 过小
2023-07-30T06:54:46.332398+08:00
Errors in file D:\APP\ADMINISTRATOR\diag\rdbms\xff\xff\trace\xff_ora_5836.trc:
ORA-00704: 引导程序进程失败
ORA-00704: 引导程序进程失败
ORA-00604: 递归 SQL 级别 1 出现错误
ORA-01555: 快照过旧: 回退段号 9 (名称为 "_SYSSMU9_4165470211$") 过小
2023-07-30T06:54:46.348028+08:00
Errors in file D:\APP\ADMINISTRATOR\diag\rdbms\xff\xff\trace\xff_ora_5836.trc:
ORA-00704: 引导程序进程失败
ORA-00704: 引导程序进程失败
ORA-00604: 递归 SQL 级别 1 出现错误
ORA-01555: 快照过旧: 回退段号 9 (名称为 "_SYSSMU9_4165470211$") 过小
Error 704 happened during db open, shutting down database
Errors in file D:\APP\ADMINISTRATOR\diag\rdbms\xff\xff\trace\xff_ora_5836.trc  (incident=474502):
ORA-00603: ORACLE 服务器会话因致命错误而终止
ORA-01092: ORACLE 实例终止。强制断开连接
ORA-00704: 引导程序进程失败
ORA-00704: 引导程序进程失败
ORA-00604: 递归 SQL 级别 1 出现错误
ORA-01555: 快照过旧: 回退段号 9 (名称为 "_SYSSMU9_4165470211$") 过小
Incident details in: D:\APP\ADMINISTRATOR\diag\rdbms\xff\xff\incident\incdir_474502\xff_ora_5836_i474502.trc
2023-07-30T06:54:47.785549+08:00
opiodr aborting process unknown ospid (5836) as a result of ORA-603
2023-07-30T06:54:47.816792+08:00
ORA-603 : opitsk aborting process
License high water mark = 6
USER (ospid: (prelim)): terminating the instance due to ORA error 

这类错误比较常见,参考以前类似恢复:
在数据库open过程中常遇到ORA-01555汇总
数据库open过程遭遇ORA-1555对应sql语句补充
Oracle Recovery Tools恢复—ORA-00704 ORA-01555故障
使用_allow_resetlogs_corruption导致ORA-00704/ORA-01555故障
对于本次故障,通过Oracle Recovery Tools工具快速处理

---

open数据库成功

SQL> alter database open;

数据库已更改。

SQL>
SQL>
SQL> select status,count(1) from v$datafile group by status;

STATUS           COUNT(1)
-------------- ----------
SYSTEM                  1
ONLINE                 61