接前面断电故障处理2：oracle数据库断电无法启动恢复-CSDN博客
DM00 started with pid=145, OS id=16516, job SYS.SYS_IMPORT_TABLE_01
2024-09-13T20:05:22.331302+08:00
ADVISORY: Please collect redo for investigation of ORA-8103. Use command:
ALTER SYSTEM DUMP REDO scn min 1 scn max 126825832 dba min 11 45954 dba max 11 45954;
Hex dump of (file 11, block 45954) in trace file /home/db/oracle/diag/rdbms/jycaps/jycaps/trace/jycaps_ora_16575.trc
Corrupt block relative dba: 0x02c0b382 (file 11, block 45954)
Bad header found during buffer read (logical check)
Data in bad block:
type: 35 format: 2 rdba: 0x02c0b382
last change scn: 0x0000.0000.078d2119 seq: 0x1 flg: 0x04
spare3: 0x0
consistency value in tail: 0x21192301
check value in block header: 0xb50a
computed block checksum: 0x0
2024-09-13T20:05:34.124374+08:00
ADVISORY: Please collect redo for investigation of ORA-8103. Use command:
ALTER SYSTEM DUMP REDO scn min 1 scn max 126825846 dba min 42 234330 dba max 42 234330;
Hex dump of (file 42, block 234330) in trace file /home/db/oracle/diag/rdbms/jycaps/jycaps/trace/jycaps_ora_16575.trc
Corrupt block relative dba: 0x0a83935a (file 42, block 234330)
Bad header found during buffer read (logical check)
Data in bad block:
type: 35 format: 2 rdba: 0x0a83935a
last change scn: 0x0000.0000.0777f48b seq: 0x1 flg: 0x04
spare3: 0x0
consistency value in tail: 0xf48b2301
check value in block header: 0x4c6
computed block checksum: 0x0
参考：
ORA-600 [kcbz_check_objd_typ_3] Error from SMON Process Repeatedly (Doc ID 577579.1)
SQL> SELECT owner,
2 segment_name,
3 partition_name,
4 segment_type,
5 bytes
6 FROM dba_segments
7 WHERE segment_name in('MAIN_JOB_SMS_LIST','FLE_CHANGETIME_BACK');
OWNER
SEGMENT_NAME
PARTITION_NAME
SEGMENT_TYPE BYTES
MDM
MAIN_JOB_SMS_LIST
TABLE
OWNER
SEGMENT_NAME
PARTITION_NAME
SEGMENT_TYPE BYTES
FLEXSCHE
FLE_CHANGETIME_BACK
TABLE 917504
OWNER
SEGMENT_NAME
PARTITION_NAME
SEGMENT_TYPE BYTES
FLEXSCHE_MONTH
FLE_CHANGETIME_BACK
TABLE 2097152
SQL> select * from v$database_block_corruption;
no rows selected
SQL> exit
Disconnected from Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
oracle@jyc dmp\]$ rman target / Recovery Manager: Release 12.2.0.1.0 - Production on Fri Sep 13 20:10:03 2024 Copyright (c) 1982, 2017, Oracle and/or its affiliates. All rights reserved. connected to target database: jycAPS (DBID=2374181147) RMAN\> backup validate datafile 11; Starting backup at 2024-09-13 20:10:12 using target database control file instead of recovery catalog allocated channel: ORA_DISK_1 channel ORA_DISK_1: SID=123 device type=DISK channel ORA_DISK_1: starting full datafile backup set channel ORA_DISK_1: specifying datafile(s) in backup set input datafile file number=00011 name=/home/db/oracle/oradata/jycaps/flexsche_data_01.dbf channel ORA_DISK_1: backup set complete, elapsed time: 00:00:25 List of Datafiles ================= File Status Marked Corrupt Empty Blocks Blocks Examined High SCN ---- ------ -------------- ------------ --------------- ---------- 11 OK 0 61722 584192 126820454 File Name: /home/db/oracle/oradata/jycaps/flexsche_data_01.dbf Block Type Blocks Failing Blocks Processed ---------- -------------- ---------------- Data 0 425240 Index 0 90604 Other 0 6626 Finished backup at 2024-09-13 20:10:38 RMAN\> select \* from v$database_block_corruption; no rows selected RMAN\> backup validate datafile 42; Starting backup at 2024-09-13 20:11:11 using channel ORA_DISK_1 channel ORA_DISK_1: starting full datafile backup set channel ORA_DISK_1: specifying datafile(s) in backup set input datafile file number=00042 name=/home/db/oracle/oradata/jycaps/wb_dispatcher_data_02.dbf channel ORA_DISK_1: backup set complete, elapsed time: 00:00:15 List of Datafiles ================= File Status Marked Corrupt Empty Blocks Blocks Examined High SCN ---- ------ -------------- ------------ --------------- ---------- 42 OK 0 20260 255232 125301901 File Name: /home/db/oracle/oradata/jycaps/wb_dispatcher_data_02.dbf Block Type Blocks Failing Blocks Processed ---------- -------------- ---------------- Data 0 227616 Index 0 5153 Other 0 2203 Finished backup at 2024-09-13 20:11:26 RMAN\> exit Recovery Manager complete. \[oracle@jyc dmp\]$ sqlplus / as sysdba SQL\*Plus: Release 12.2.0.1.0 Production on Fri Sep 13 20:12:00 2024 Copyright (c) 1982, 2016, Oracle. All rights reserved. Connected to: Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production SQL\> select owner, segment_name, segment_type, partition_name,tablespace_name from dba_extents where relative_fno = 11 and 45954 between block_id and (block_id+blocks-1); no rows selected SQL\> select owner, segment_name, segment_type, partition_name,tablespace_name from dba_extents where relative_fno = 42 and 234330 between block_id and (block_id+blocks-1); no rows selected SQL\> select \* from v$database_block_corruption; no rows selected SQL\> ! \[oracle@jyc dmp\]$ grep MISMATCH /home/db/oracle/diag/rdbms/jycaps/jycaps/trace/jycaps_ora_16575.trc\|more OBJD MISMATCH typ=35, seg.obj=0, diskobj=305208, dsflg=0, dsobj=305168, tid=305168, cls=4 OBJD MISMATCH typ=35, seg.obj=0, diskobj=305208, dsflg=0, dsobj=305168, tid=305168, cls=4 OBJD MISMATCH typ=35, seg.obj=0, diskobj=305214, dsflg=0, dsobj=305204, tid=305204, cls=4 OBJD MISMATCH typ=35, seg.obj=0, diskobj=305214, dsflg=0, dsobj=305204, tid=305204, cls=4 \[oracle@jyc dmp\]$ sqlplus / as sysdba SQL\*Plus: Release 12.2.0.1.0 Production on Fri Sep 13 20:24:27 2024 Copyright (c) 1982, 2016, Oracle. All rights reserved. Connected to: Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production SQL\> select \* from seg$ where file#=11 and block# = 45954; FILE# BLOCK# TYPE# TS# BLOCKS EXTENTS INIEXTS ---------- ---------- ---------- ---------- ---------- ---------- ---------- MINEXTS MAXEXTS EXTSIZE EXTPCT USER# LISTS GROUPS ---------- ---------- ---------- ---------- ---------- ---------- ---------- BITMAPRANGES CACHEHINT SCANHINT HWMINCR SPARE1 SPARE2 ------------ ---------- ---------- ---------- ---------- ---------- 11 45954 5 8 112 14 8 1 2147483645 128 0 120 0 0 2147483645 0 0 305168 4325633 SQL\> select \* from seg$ where file#=42 and block# = 234330; FILE# BLOCK# TYPE# TS# BLOCKS EXTENTS INIEXTS ---------- ---------- ---------- ---------- ---------- ---------- ---------- MINEXTS MAXEXTS EXTSIZE EXTPCT USER# LISTS GROUPS ---------- ---------- ---------- ---------- ---------- ---------- ---------- BITMAPRANGES CACHEHINT SCANHINT HWMINCR SPARE1 SPARE2 ------------ ---------- ---------- ---------- ---------- ---------- 42 234330 5 28 8 1 2 1 2147483645 1 0 118 0 0 2147483645 0 0 305204 4194561 SQL\> select object_id, data_object_id, owner, object_name, object_type from dba_objects where data_object_id in(305168, 305208) or object_id in (305168, 305208); OBJECT_ID DATA_OBJECT_ID ---------- -------------- OWNER -------------------------------------------------------------------------------- OBJECT_NAME -------------------------------------------------------------------------------- OBJECT_TYPE ---------------------------------------------- 79395 305168 FLEXSCHE FLE_CHANGETIME_BACK TABLE SQL\> select object_id, data_object_id, owner, object_name, object_type from dba_objects where data_object_id in(305204, 305214) or object_id in (305204, 305214); OBJECT_ID DATA_OBJECT_ID ---------- -------------- OWNER -------------------------------------------------------------------------------- OBJECT_NAME -------------------------------------------------------------------------------- OBJECT_TYPE ---------------------------------------------- 78431 305204 MDM MAIN_JOB_SMS_LIST TABLE SQL\> select segment_name, owner, segment_type from sys.dba_extents 2 where file_id = 11 and 45954 between block_id and block_id + blocks -1; no rows selected SQL\> select segment_name, owner, segment_type from sys.dba_extents 2 where file_id = 42 and 234330 between block_id and block_id + blocks -1; no rows selected SQL\>