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标题：oracle启动报ORA-600 kdBlkCheckError故障解决
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数据库启动报ORA-600 kdBlkCheckError错误
SQL> alter database open ; alter database open * 第 1 行出现错误: ORA-01092: ORACLE instance terminated. Disconnection forced ORA-00607: Internal error occurred while making a change to a data block ORA-00600: internal error code, arguments: [kdBlkCheckError], [3], [144], [38504] 进程 ID: 17516 会话 ID: 14 序列号: 5
根据ORA-600 kdBlkCheckError的经验,这个错误是3号文件的144号block逻辑不一致导致.通过dbv检查该文件
Microsoft Windows [版本 10.0.19044.1949]
(c) Microsoft Corporation。保留所有权利。
C:\Users\XFF>dbv file=H:\BaiduNetdisk\oradata\XFF\UNDOTBS1.DBF
DBVERIFY: Release 11.2.0.4.0 - Production on 星期六 9月 17 10:51:32 2022
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
DBVERIFY - 开始验证: FILE = H:\BAIDUNETDISK\ORADATA\SPECTRA\UNDOTBS1.DBF
页 112 失败, 校验代码为 18018
Block Checking: DBA = 12583056, Block Type = System Managed Segment Header Block
ERROR: SMU Segment Header Corrupted. Error Code = 38504
ktu4smck: SCN commited txn list is not sorted.
previous txn slot=23, scn=0x0000.ee917d05
offending txn slot=18, scn=0x0000.ee916272
TRN CTL:: seq: 0x0c3f chd: 0x0017 ctl: 0x0018 inc: 0x00000000 nfb: 0x0001
mgc: 0xb000 xts: 0x0068 flg: 0x0001 opt: 2147483646 (0x7ffffffe)
uba: 0x00c087c8.0c3f.05 scn: 0x0000.ee9160d2
Version: 0x01
FREE BLOCK POOL::
uba: 0x00c087c8.0c3f.05 ext: 0xe spc: 0x1594
uba: 0x00000000.0bfe.03 ext: 0x12 spc: 0x1eb8
uba: 0x00000000.0b20.04 ext: 0x4 spc: 0x1d2e
uba: 0x00000000.c6e5.01 ext: 0x2 spc: 0x1f84
uba: 0x00000000.0000.00 ext: 0x0 spc: 0x0
TRN TBL::
index state cflags wrap# uel scn dba parent-xid nub bcl cmt
-----------------------------------------------------------------------------------------
0x00 9 0x00 0x62878b 0xffe4 0x0000.ee917f13 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031369
0x01 10 0x80 0x62887e 0x001f 0x0000.ee917efe 0x00c087d6 0x0000.000.00000000 0x00000001 0x00000000 38
0x02 9 0x00 0x628871 0xffde 0x0000.ee917cce 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031373
0x03 9 0x00 0x62865f 0x0000 0x0000.ee916279 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031370
0x04 9 0x00 0x628823 0x0011 0x0000.ee916083 0x00c087d4 0x0000.000.00000000 0x00000001 0x00000000 1663031371
0x05 9 0x00 0x6287b3 0x0000 0x0000.ee917e56 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031370
0x06 9 0x00 0x628893 0x001c 0x0000.ee916288 0x00002338 0x0000.000.00000000 0x00000000 0x00000000 1663031371
0x07 9 0x00 0x628820 0x0011 0x0000.ee917f66 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031373
0x08 9 0x00 0x628833 0x000c 0x0000.ee917eaf 0x00c087d4 0x0000.000.00000000 0x00000001 0x00000000 1663031371
0x09 9 0x00 0x628815 0x0000 0x0000.ee917e72 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031370
0x0a 9 0x00 0x628863 0x0002 0x0000.ee917cc1 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031373
0x0b 9 0x00 0x62870c 0x0008 0x0000.ee916085 0x00c087d4 0x0000.000.00000000 0x00000001 0x00000000 1663031372
0x0c 9 0x00 0x62881a 0x0005 0x0000.ee917ff2 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031370
0x0d 9 0x00 0x6289fb 0x000f 0x0000.ee917d1d 0x00c087d4 0x0000.000.00000000 0x00000001 0x00000000 1663031375
0x0e 9 0x00 0x6287d8 0x000a 0x0000.ee91638a 0x00c087d6 0x0000.000.00000000 0x00000001 0x00000000 1663031371
0x0f 9 0x00 0x62880c 0x001b 0x0000.ee91619e 0x00003003 0x0000.000.00000000 0x00000000 0x00000000 1663031370
0x10 9 0x00 0x6287e6 0x0013 0x0000.ee9161fc 0x00c087d5 0x0000.000.00000000 0x00000001 0x00000000 1663031370
0x11 9 0x00 0x62863b 0x0019 0x0000.ee916354 0x00c087d5 0x0000.000.00000000 0x00000001 0x00000000 1663031370
0x12 9 0x00 0x6287d4 0x0010 0x0000.ee916272 0x00c087d6 0x0000.000.00000000 0x00000001 0x00000000 1663031371
0x13 9 0x00 0x628470 0x0007 0x0000.ee9160b2 0x00c087d5 0x0000.000.00000000 0x00000001 0x00000000 1663031370
0x14 9 0x00 0x6287a4 0x001e 0x0000.ee91627f 0x00c087d6 0x0000.000.00000000 0x00000001 0x00000000 1663031372
0x15 9 0x00 0x628797 0x000a 0x0000.ee9162bb 0x00c087c9 0x0000.000.00000000 0x00000001 0x00000000 1663031368
0x16 9 0x00 0x6287ad 0x0005 0x0000.ee917f6c 0x00c087d4 0x0000.000.00000000 0x00000001 0x00000000 1663031371
0x17 9 0x00 0x6287b5 0x0012 0x0000.ee917d05 0x00c087d7 0x0000.000.00000000 0x00000001 0x00000000 1663031373
0x18 9 0x00 0x628719 0x000b 0x0000.ee916136 0x00c087d4 0x0000.000.00000000 0x00000001 0x00000000 1663031373
0x19 9 0x00 0x628783 0x0006 0x0000.ee916363 0x00c087d5 0x0000.000.00000000 0x00000001 0x00000000 1663031370
0x1a 9 0x00 0x6287d8 0xffff 0x0000.ee917d97 0x00c087cb 0x0000.000.00000000 0x00000001 0x00000000 1663031375
0x1b 9 0x00 0x6287d7 0x0022 0x0000.ee916043 0x00c087d5 0x0000.000.00000000 0x00000001 0x00000000 1663031373
0x1c 9 0x00 0x62880e 0x0005 0x0000.ee917db7 0x00002338 0x0000.000.00000000 0x00000000 0x00000000 1663031373
0x1d 9 0x00 0x6287b7 0x0003 0x0000.ee9161e1 0x00c087d4 0x0000.000.00000000 0x00000001 0x00000000 1663031373
0x1e 9 0x00 0x6287f6 0x0015 0x0000.ee9162e6 0x00002338 0x0000.000.00000000 0x00000000 0x00000000 1663031368
0x1f 9 0x00 0x6287ad 0x0003 0x0000.ee917eae 0x00003003 0x0000.000.00000000 0x00000000 0x00000000 1663031372
0x20 9 0x00 0x6287b0 0x0003 0x0000.ee9163a5 0x0000133b 0x0000.000.00000000 0x00000000 0x00000000 1663031368
0x21 9 0x00 0x62886a 0x0001 0x0000.ee916056 0x00c087d5 0x0000.000.00000000 0x00000001 0x00000000 1663031373
EXT TRN CTL::
usn: 2
sp1:0x00000000 sp2:0x00000000 sp3:0x00000000 sp4:0x00000000
sp5:0x00000000 sp6:0x00000000 sp7:0x00000000 sp8:0x00000000
EXT TRN TBL::
index extflag extHash extSpare1 extSpare2
---------------------------------------------
0x00 0x00000000 0x00000000 0x00000000 0x00000000
0x01 0x00000000 0x00000000 0x00000000 0x00000000
0x02 0x00000000 0x00000000 0x00000000 0x00000000
0x03 0x00000000 0x00000000 0x00000000 0x00000000
0x04 0x00000000 0x00000000 0x00000000 0x00000000
0x05 0x00000000 0x00000000 0x00000000 0x00000000
0x06 0x00000000 0x00000000 0x00000000 0x00000000
0x07 0x00000000 0x00000000 0x00000000 0x00000000
0x08 0x00000000 0x00000000 0x00000000 0x00000000
0x09 0x00000000 0x00000000 0x00000000 0x00000000
0x0a 0x00000000 0x00000000 0x00000000 0x00000000
0x0b 0x00000000 0x00000000 0x00000000 0x00000000
0x0c 0x00000000 0x00000000 0x00000000 0x00000000
0x0d 0x00000000 0x00000000 0x00000000 0x00000000
0x0e 0x00000000 0x00000000 0x00000000 0x00000000
0x0f 0x00000000 0x00000000 0x00000000 0x00000000
0x10 0x00000000 0x00000000 0x00000000 0x00000000
0x11 0x00000000 0x00000000 0x00000000 0x00000000
0x12 0x00000000 0x00000000 0x00000000 0x00000000
0x13 0x00000000 0x00000000 0x00000000 0x00000000
0x14 0x00000000 0x00000000 0x00000000 0x00000000
0x15 0x00000000 0x00000000 0x00000000 0x00000000
0x16 0x00000000 0x00000000 0x00000000 0x00000000
0x17 0x00000000 0x00000000 0x00000000 0x00000000
0x18 0x00000000 0x00000000 0x00000000 0x00000000
0x19 0x00000000 0x00000000 0x00000000 0x00000000
0x1a 0x00000000 0x00000000 0x00000000 0x00000000
0x1b 0x00000000 0x00000000 0x00000000 0x00000000
0x1c 0x00000000 0x00000000 0x00000000 0x00000000
0x1d 0x00000000 0x00000000 0x00000000 0x00000000
0x1e 0x00000000 0x00000000 0x00000000 0x00000000
0x1f 0x00000000 0x00000000 0x00000000 0x00000000
0x20 0x00000000 0x00000000 0x00000000 0x00000000
0x21 0x00000000 0x00000000 0x00000000 0x00000000
页 144 失败, 校验代码为 38504
…………
DBVERIFY - 验证完成
检查的页总数: 161280
处理的页总数 (数据): 0
失败的页总数 (数据): 0
处理的页总数 (索引): 0
失败的页总数 (索引): 0
处理的页总数 (其他): 161277
处理的总页数 (段) : 9
失败的总页数 (段) : 0
空的页总数: 1
标记为损坏的总页数: 4
流入的页总数: 2
加密的总页数 : 0
最高块 SCN : 4002695098 (0.4002695098)
C:\Users\XFF>
可以确认是由于SMU Segment Header异常，导致数据库无法正常启动，通过数据库层面设置,规避数据库启动访问该block,数据库正常启动正常,并顺利导出数据
Thu Sep 15 11:02:23 2022 ALTER DATABASE MOUNT Successful mount of redo thread 1, with mount id 2863639551 Database mounted in Exclusive Mode Lost write protection disabled Completed: ALTER DATABASE MOUNT Thu Sep 15 11:02:31 2022 alter database open upgrade Thread 1 opened at log sequence 660107 Current log# 2 seq# 660107 mem# 0: H:\BAIDUNETDISK\ORADATA\XFF\REDO02.LOG Successful open of redo thread 1 MTTR advisory is disabled because FAST_START_MTTR_TARGET is not set SMON: enabling cache recovery Undo initialization finished serial:0 start:74439375 end:74439375 diff:0 (0 seconds) Verifying file header compatibility for 11g tablespace encryption.. Verifying 11g file header compatibility for tablespace encryption completed SMON: enabling tx recovery Database Characterset is ZHS16GBK Completed: alter database open