记录一次ORA-600 kccpb_sanity_check_2和ORA-600 kcbgtcr_13 错误恢复

晚上朋友告诉我数据库不能open,请求技术支持,检查alert日志发现ORA-00600[kccpb_sanity_check_2]错误导致数据库无法正常mount

Fri Jun  6 23:36:08 2014
alter database mount
Fri Jun  6 23:36:08 2014
This instance was first to mount
Fri Jun  6 23:36:12 2014
Errors in file /on3000/oracle/admin/on3000/udump/on30001_ora_295198.trc:
ORA-00600:内部错误代码, 参数:[kccpb_sanity_check_2], [18045], [17928], [0x000000000], [], [], [], []
ORA-600 signalled during: alter database mount...

依次替换三个控制文件依然无法解决该问题。查询MOS得到解释为[435436.1]

ORA-600 [kccpb_sanity_check_2] indicates that the seq# of the last read block is
higher than the seq# of the control file header block. This is indication of
the lost write of the header block during commit of the previous cf transaction.

出现该故障的原因是因为写丢失导致,而解决该故障的方法有

1) restore a backup of a controlfile and recover

OR

2) recreate the controlfile

OR

3) restore the database from last good backup and recover

该数据库为无备份非归档数据库,因此只能重建控制文件来解决ORA-00600[kccpb_sanity_check_2]故障,通过重建控制文件数据库mount成功.但是在open的过程中又出现需要一个不存在的归档日志(数据库一个节点5月5日异常,另外一个节点5月23日异常,到6月6日我接手中间进行了N多操作,未细细分析原因).
Oracle Database Recovery Check Result检查结果
数据库SCN
1
控制文件中关于数据文件SCN
2
数据文件头SCN
3
REDO SCN
4
这里明显表示thread#缺少归档,导致恢复过程出现如下提示
5


最后没有办法只能使用_allow_resetlogs_corruption参数跳过redo,然后去open数据库,很不幸出现更加悲催的ORA-00704和ORA-00600[kcbgtcr_13]错误,导致数据库open失败

Sat Jun  7 00:28:58 2014
SMON: enabling cache recovery
Sat Jun  7 00:28:58 2014
Errors in file /on3000/oracle/admin/on3000/udump/on30001_ora_344084.trc:
ORA-00600: 内部错误代码, 参数: [kcbgtcr_13], [], [], [], [], [], [], []
Sat Jun  7 00:28:59 2014
Errors in file /on3000/oracle/admin/on3000/udump/on30001_ora_344084.trc:
ORA-00704: 引导程序进程失败
ORA-00704: 引导程序进程失败
ORA-00600: 内部错误代码, 参数: [kcbgtcr_13], [], [], [], [], [], [], []
Sat Jun  7 00:28:59 2014
Error 704 happened during db open, shutting down database
USER: terminating instance due to error 704
Instance terminated by USER, pid = 344084
ORA-1092 signalled during: alter database open...

对启动过程做10046发现

*** 2014-06-07 00:28:58.528
ksedmp: internal or fatal error
ORA-00600: 内部错误代码, 参数: [kcbgtcr_13], [], [], [], [], [], [], []
Current SQL statement for this session:
select ctime, mtime, stime from obj$ where obj# = :1
----- Call Stack Trace -----
calling              call     entry                argument values in hex      
location             type     point                (? means dubious value)     
-------------------- -------- -------------------- ----------------------------
ksedst+001c          bl       ksedst1              000000004 ? 10538629C ?
ksedmp+0290          bl       ksedst               104A2CDB0 ?
ksfdmp+0018          bl       03F2735C             
kgerinv+00dc         bl       _ptrgl               
kgeasnmierr+004c     bl       kgerinv              000000000 ? 10564B4CC ?
                                                   000000004 ? 70000006D3FD6F0 ?
                                                   000000000 ?
kcbassertbd+0074     bl       kgeasnmierr          110195490 ? 110486310 ?
                                                   10564BD54 ? 000000000 ?
                                                   000000000 ? 000000000 ?
                                                   000000000 ? 11043DC90 ?
kcbgtcr+2a68         bl       kcbassertbd          FFFFFFFFFFE7D00 ?
                                                   FFFFFFFFFE7D28 ?
kturbk1+0258         bl       kcbgtcr              000000000 ? 104D23384 ?
                                                   104D2330C ? 000000000 ?
ktrgcm+1294          bl       kturbk1              F0000000F ? FFFFFFFFFFE84B8 ?
                                                   000000000 ? 000000000 ?
                                                   FFFFFFFFFFE84D0 ? 000000000 ?
ktrgtc+0660          bl       ktrgcm               1104B7600 ?
kdsgrp+0094          bl       ktrgtc               0000006C8 ? 000000000 ?
                                                   FFFFFFFFFFE8D80 ?
                                                   28242043335E5162 ?
                                                   103A06D48 ? 70000006F6C87B8 ?
                                                   1051C3528 ?
kdsfbrcb+0298        bl       kdsgrp               1044726E4 ?
                                                   433000000000003B ?
                                                   FFFFFFFFFFE8E30 ?
qertbFetchByRowID+0  bl       03F27E18             
69c                                                
qerstFetch+00ec      bl       01F9482C             
opifch2+141c         bl       03F25E6C             
opifch+003c          bl       opifch2              FFFFFFFFFFEC3D8 ? 000000000 ?
                                                   FFFFFFFFFFEA360 ?
opiodr+0ae0          bl       _ptrgl               
rpidrus+01bc         bl       opiodr               5FFFEC840 ? 200000000 ?
                                                   FFFFFFFFFFEC850 ? 500000000 ?
skgmstack+00c8       bl       _ptrgl               
rpidru+0088          bl       skgmstack            11049A820 ? 110195490 ?
                                                   000000002 ? 000000000 ?
                                                   FFFFFFFFFFEC3E8 ?
rpiswu2+034c         bl       _ptrgl               
rpidrv+095c          bl       rpiswu2              70000006F6C7250 ? 1104851E8 ?
                                                   000000000 ? 000000000 ?
                                                   000000000 ? 000000000 ?
                                                   1101B8C48 ? 000000000 ?
rpifch+0050          bl       rpidrv               5FFFEC840 ? 500000000 ?
                                                   FFFFFFFFFFEC850 ? 06CD75F70 ?
kqdpts+0134          bl       rpifch               11022A3E0 ?
kqrlfc+0258          bl       kqdpts               000000000 ?
kqlbplc+00b4         bl       03F28AF0             
kqlblfc+0204         bl       kqlbplc              10011A9A8 ?
adbdrv+1978          bl       01F944B4             
opiexe+2c08          bl       adbdrv               
opiosq0+19f0         bl       opiexe               FFFFFFFFFFF9550 ? 100000000 ?
                                                   FFFFFFFFFFF8F20 ?
kpooprx+0168         bl       opiosq0              3693644A8 ? 700000010003520 ?
                                                   700000069364428 ?
                                                   A4000110195490 ?
kpoal8+0400          bl       kpooprx              FFFFFFFFFFFB774 ?
                                                   FFFFFFFFFFFB500 ?
                                                   1B0000001B ? 100000001 ?
                                                   000000000 ? A40000000000A4 ?
                                                   000000000 ? 11039FA18 ?
opiodr+0ae0          bl       _ptrgl               
ttcpip+1020          bl       _ptrgl               
opitsk+1124          bl       01F971E8             
opiino+0990          bl       opitsk               1E00000000 ? 000000000 ?
opiodr+0ae0          bl       _ptrgl               
opidrv+0484          bl       01F96034             
sou2o+0090           bl       opidrv               3C02D9A29C ? 4A006E298 ?
                                                   FFFFFFFFFFFF6B0 ?
opimai_real+01bc     bl       01F939B4             
main+0098            bl       opimai_real          000000000 ? 000000000 ?
__start+0070         bl       main                 000000000 ? 000000000 ?
 
--------------------- Binary Stack Dump ---------------------

--undo cr构造记录
Dump of buffer cache at level 1 for tsn=4, rdba=16777293
BH (700000035fb77b8) file#: 4 rdba: 0x0100004d (4/77) class: 46 ba: 7000000357b4000
  set: 10 blksize: 8192 bsi: 0 set-flg: 2 pwbcnt: 0
  dbwrid: 0 obj: -1 objn: 0 tsn: 4 afn: 4
  hash: [700000035f969c8,70000006d3fd868] lru: [700000035fb7728,70000006d6acff0]
  ckptq: [NULL] fileq: [NULL] objq: [700000035fb7798,7000000693932c0]
  st: CR md: NULL tch: 0
  cr: [scn: 0x0.1],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x0.19afb5fb],[sfl: 0x0]
  flags:
BH (700000035f969c8) file#: 4 rdba: 0x0100004d (4/77) class: 46 ba: 7000000353d6000
  set: 9 blksize: 8192 bsi: 0 set-flg: 2 pwbcnt: 0
  dbwrid: 0 obj: -1 objn: 0 tsn: 4 afn: 4
  hash: [700000035ff9398,700000035fb77b8] lru: [700000035f96938,70000006d6aca98]
  ckptq: [NULL] fileq: [NULL] objq: [700000035f969a8,700000069390250]
  st: CR md: NULL tch: 0
  cr: [scn: 0x0.1],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x0.19afb5fa],[sfl: 0x0]
  flags:
BH (700000035ff9398) file#: 4 rdba: 0x0100004d (4/77) class: 46 ba: 700000035f70000
  set: 12 blksize: 8192 bsi: 0 set-flg: 2 pwbcnt: 0
  dbwrid: 0 obj: -1 objn: 0 tsn: 4 afn: 4
  hash: [700000035fd86b8,700000035f969c8] lru: [700000035ff9528,70000006d6adaa0]
  ckptq: [NULL] fileq: [NULL] objq: [7000000693973c8,7000000693973c8]
  st: CR md: NULL tch: 0
  cr: [scn: 0x0.1],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x0.19afb5f9],[sfl: 0x0]
  flags:
BH (700000035fd86b8) file#: 4 rdba: 0x0100004d (4/77) class: 46 ba: 700000035b94000
  set: 11 blksize: 8192 bsi: 0 set-flg: 2 pwbcnt: 0
  dbwrid: 0 obj: -1 objn: 0 tsn: 4 afn: 4
  hash: [700000035fb76a8,700000035ff9398] lru: [700000035fd8848,70000006d6ad548]
  ckptq: [NULL] fileq: [NULL] objq: [700000069396398,700000069396398]
  st: CR md: NULL tch: 0
  cr: [scn: 0x0.1],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x0.19afb5f8],[sfl: 0x0]
  flags:
BH (700000035fb76a8) file#: 4 rdba: 0x0100004d (4/77) class: 46 ba: 7000000357b2000
  set: 10 blksize: 8192 bsi: 0 set-flg: 2 pwbcnt: 0
  dbwrid: 0 obj: -1 objn: 0 tsn: 4 afn: 4
  hash: [700000035f968b8,700000035fd86b8] lru: [700000035fb7948,700000035fb7838]
  ckptq: [NULL] fileq: [NULL] objq: [7000000693932c0,700000035fb78a8]
  st: CR md: NULL tch: 0
  cr: [scn: 0x0.1],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x0.19afb5f7],[sfl: 0x0]
  flags:
BH (700000035f968b8) file#: 4 rdba: 0x0100004d (4/77) class: 46 ba: 7000000353d4000
  set: 9 blksize: 8192 bsi: 0 set-flg: 2 pwbcnt: 0
  dbwrid: 0 obj: -1 objn: 0 tsn: 4 afn: 4
  hash: [70000006d3fd868,700000035fb76a8] lru: [700000035f96b58,700000035f96a48]
  ckptq: [NULL] fileq: [NULL] objq: [700000069390250,700000035f96ab8]
  st: CR md: NULL tch: 0
  cr: [scn: 0x0.1],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x0.19afb5f6],[sfl: 0x0]
  flags:
WAIT #5: nam='db file sequential read' ela= 135 file#=4 block#=77 blocks=1 obj#=-1 tim=1107709395109
on-disk scn: 0x0.19af5d47
BH (700000035fb77b8) file#: 4 rdba: 0x0100004d (4/77) class: 46 ba: 7000000357b4000
  set: 10 blksize: 8192 bsi: 0 set-flg: 2 pwbcnt: 0
  dbwrid: 0 obj: -1 objn: 0 tsn: 4 afn: 4
  hash: [700000035f969c8,70000006d3fd868] lru: [700000035fb7728,70000006d6acff0]
  ckptq: [NULL] fileq: [NULL] objq: [700000035fb7798,7000000693932c0]
  st: CR md: NULL tch: 0
  cr: [scn: 0x0.1],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x0.19afb5fb],[sfl: 0x0]
  flags:
Dump of buffer cache at level 10 for tsn=4, rdba=16777293
BH (700000035fb77b8) file#: 4 rdba: 0x0100004d (4/77) class: 46 ba: 7000000357b4000
  set: 10 blksize: 8192 bsi: 0 set-flg: 2 pwbcnt: 0
  dbwrid: 0 obj: -1 objn: 0 tsn: 4 afn: 4
  hash: [700000035f969c8,70000006d3fd868] lru: [700000035fb7728,70000006d6acff0]
  ckptq: [NULL] fileq: [NULL] objq: [700000035fb7798,7000000693932c0]
  st: CR md: NULL tch: 0
  cr: [scn: 0x0.1],[xid: 0x0.0.0],[uba: 0x0.0.0],[cls: 0x0.19afb5fb],[sfl: 0x0]
  flags:
  buffer tsn: 4 rdba: 0x0100004d (4/77)
  scn: 0x0000.19af5d47 seq: 0x01 flg: 0x04 tail: 0x5d470201
  frmt: 0x02 chkval: 0x6d2e type: 0x02=KTU UNDO BLOCK

--obj$ block dump记录
Block header dump:  0x0040007a
 Object id on Block? Y
 seg/obj: 0x12  csc: 0x00.19afb597  itc: 1  flg: -  typ: 1 - DATA
     fsl: 0  fnx: 0x0 ver: 0x01
 
 Itl           Xid                  Uba         Flag  Lck        Scn/Fsc
0x01   0x000f.012.0002c79c  0x0100004d.6113.1c  --U-    1  fsc 0x0000.19afb598

这里可以知道,数据库在读取obj$的时候使用到了undo cr块的构造,由于某种原因导致构造cr块失败,从而出现ORA-00600[kcbgtcr_13]错误,而因为obj$又在bootstarp$里面,因此又出现ORA-704.所以解决该问题的方法就是让数据库在查询obj$表的时候不再进行cr块构造,比如使用bbed提交事务等方法解决.这里使用bbed提交事务(bbed模拟提交事务一之修改itl),数据库启动成功

SQL> startup
ORACLE 例程已经启动。

Total System Global Area 1610612736 bytes
Fixed Size                  2084400 bytes
Variable Size             973078992 bytes
Database Buffers          620756992 bytes
Redo Buffers               14692352 bytes
数据库装载完毕。
数据库已经打开。