问题描述
客户的测试环境中出现这个错误。
信息如下:
2012-03-22 11:10:24.991000 +08:00 Beginning crash recovery OF 1 threads parallel recovery started WITH 15 processes Started redo scan Hex dump OF (file 2, block 130960) IN trace file /oracle11r2/app/diag/rdbms/orcl/orcl/trace/orcl_ora_8087.trc Reading datafile '/oradata/orcl/sysaux01.dbf' FOR corruption at rdba: 0x0081ff90 (file 2, block 130960) Reread (file 2, block 130960) found same corrupt DATA (logically corrupt) WRITE verification failed FOR File 2 Block 130960 (rdba 0x81ff90) 2012-03-22 11:10:27.155000 +08:00 Errors IN file /oracle11r2/app/diag/rdbms/orcl/orcl/trace/orcl_ora_8087.trc (incident=92961): ORA-00600: internal error code, arguments: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] Incident details IN: /oracle11r2/app/diag/rdbms/orcl/orcl/incident/incdir_92961/orcl_ora_8087_i92961.trc 2012-03-22 11:10:28.505000 +08:00 Dumping diagnostic DATA IN directory=[cdmp_20120322111028], requested BY (instance=1, osid=8087), summary=[incident=92961]. 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 /oracle11r2/app/diag/rdbms/orcl/orcl/trace/orcl_ora_8087.trc: ORA-00600: internal error code, arguments: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] Errors IN file /oracle11r2/app/diag/rdbms/orcl/orcl/trace/orcl_ora_8087.trc: ORA-00600: internal error code, arguments: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] ORA-600 signalled during: ALTER DATABASE OPEN...
专家解答
对应的详细TRACE内容为:
*** 2012-03-22 11:10:27.207 *** SESSION ID:(66.3) 2012-03-22 11:10:27.207 *** CLIENT ID:() 2012-03-22 11:10:27.207 *** SERVICE NAME:() 2012-03-22 11:10:27.207 *** MODULE NAME:(sqlplus@localhost.localdomain (TNS V1-V3)) 2012-03-22 11:10:27.207 *** ACTION NAME:() 2012-03-22 11:10:27.207 Dump continued FROM file: /oracle11r2/app/diag/rdbms/orcl/orcl/trace/orcl_ora_8087.trc ORA-00600: internal error code, arguments: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], [] ========= Dump FOR incident 92961 (ORA 600 [kcratr_scan_lastbwr]) ======== *** 2012-03-22 11:10:27.208 dbkedDefDump(): Starting incident DEFAULT dumps (flags=0x2, level=3, mask=0x0) ----- Current SQL Statement for this session (sql_id=1h50ks4ncswfn) ----- ALTER DATABASE OPEN ----- Call Stack Trace ----- calling CALL entry argument VALUES IN hex location TYPE point (? means dubious VALUE) -------------------- -------- -------------------- ---------------------------- skdstdst()+36 CALL kgdsdst() 000000000 ? 000000000 ? 7FFF37DFBF48 ? 000000001 ? 000000001 ? 000000002 ? ksedst1()+98 CALL skdstdst() 000000000 ? 000000000 ? 7FFF37DFBF48 ? 000000001 ? 000000000 ? 000000002 ? ksedst()+34 CALL ksedst1() 000000000 ? 000000001 ? 7FFF37DFBF48 ? 000000001 ? 000000000 ? 000000002 ? dbkedDefDump()+2741 CALL ksedst() 000000000 ? 000000001 ? 7FFF37DFBF48 ? 000000001 ? 000000000 ? 000000002 ? ksedmp()+36 CALL dbkedDefDump() 000000003 ? 000000002 ? 7FFF37DFBF48 ? 000000001 ? 000000000 ? 000000002 ? ksfdmp()+64 CALL ksedmp() 000000003 ? 000000002 ? 7FFF37DFBF48 ? 000000001 ? 000000000 ? 000000002 ? dbgexPhaseII()+1764 CALL ksfdmp() 000000003 ? 000000002 ? 7FFF37DFBF48 ? 000000001 ? 000000000 ? 000000002 ? dbgexProcessError() CALL dbgexPhaseII() 7F23BF34D710 ? 7F23BF34E410 ? +2675 7FFF37E082C0 ? 000000001 ? 000000000 ? 000000002 ? dbgeExecuteForError CALL dbgexProcessError() 7F23BF34D710 ? 7F23BF34E410 ? ()+83 000000001 ? 000000000 ? 100000000 ? 000000002 ? dbgePostErrorKGE()+ CALL dbgeExecuteForError 7F23BF34D710 ? 7F23BF34E410 ? 2138 () 000000001 ? 000000001 ? 000000000 ? 000000002 ? dbkePostKGE_kgsf()+ CALL dbgePostErrorKGE() 00BAF3FA0 ? 7F23BEE20040 ? 66 000000258 ? 7F23BF34E410 ? 100000000 ? 000000002 ? kgeadse()+390 CALL dbkePostKGE_kgsf() 00BAF3FA0 ? 7F23BEE20040 ? 000000258 ? 7F23BF34E410 ? 100000000 ? 000000002 ? kgerinv_internal()+ CALL kgeadse() 00BAF3FA0 ? 7F23BEE20040 ? 45 000000258 ? 100000000 ? 000000000 ? 000000002 ? kgerinv()+33 CALL kgerinv_internal() 00BAF3FA0 ? 7F23BEE20040 ? 7FFF37DF8780 ? 000000258 ? 000000000 ? 000000002 ? kgeasnmierr()+143 CALL kgerinv() 00BAF3FA0 ? 7F23BEE20040 ? 7FFF37DF8780 ? 000000002 ? 000000000 ? 000000002 ? kcratr_scan()+1732 CALL kgeasnmierr() 00BAF3FA0 ? 7F23BEE20040 ? 7FFF37DF8780 ? 000000002 ? 000005C18 ? 7F23BD9DE020 ? kcratr()+758 CALL kcratr_scan() 7FFF37E0B810 ? 7FFF37E09554 ? 7FFF37DF8780 ? 000000002 ? 000005C18 ? 7F23BD9DE020 ? kctrec()+4513 CALL kcratr() 7FFF37E0B810 ? 7FFF37E14670 ? 000000000 ? 000000002 ? 000005C18 ? 7F23BD9DE020 ? kcvcrv()+5693 CALL kctrec() 7FFF37E15C70 ? 000000000 ? 7F23BF0F8598 ? 7F23BF0F8C00 ? 7F23BED95E00 ? 000000000 ? kcfopd()+1055 CALL kcvcrv() 7FFF37E16A10 ? 000000000 ? 000000020 ? 7F23BF0F8C00 ? 7F23BED95E00 ? 000000000 ? adbdrv()+51829 CALL kcfopd() 000000000 ? 000000000 ? 000000000 ? 000000000 ? 7FFF37E1CE28 ? 192F25CA8 ? opiexe()+18379 CALL adbdrv() 000000000 ? 180FFF8F8 ? 000000000 ? 000000000 ? 7FFF37E1CE28 ? 000000000 ? opiosq0()+3865 CALL opiexe() 000000004 ? 000000000 ? 7FFF37E1E490 ? 000000000 ? 7FFF37E1CE28 ? 000000000 ? kpooprx()+269 CALL opiosq0() 000000003 ? 00000000E ? 7FFF37E1E780 ? 0000000A4 ? 000000000 ? 7FFF37E1E490 ? kpoal8()+824 CALL kpooprx() 7FFF37E21B74 ? 7FFF37E1FBD8 ? 000000013 ? 000000001 ? 000000000 ? 7FFF37E1E490 ? opiodr()+916 CALL kpoal8() 00000005E ? 00000001C ? 7FFF37E21B70 ? 000000001 ? 000000000 ? 100000001 ? ttcpip()+2242 CALL opiodr() 00000005E ? 00000001C ? 7FFF37E21B70 ? 000000000 ? 009B91670 ? 100000001 ? opitsk()+1668 CALL ttcpip() 00BB09C30 ? 0094D6E30 ? 7FFF37E21B70 ? 000000000 ? 7FFF37E215C8 ? 7FFF37E21D64 ? opiino()+961 CALL opitsk() 00BB09C30 ? 000000001 ? 7FFF37E21B70 ? 000000000 ? 7FFF37E215C8 ? 7FFF37E21D64 ? opiodr()+916 CALL opiino() 00000003C ? 000000004 ? 7FFF37E232E8 ? 000000000 ? 7FFF37E215C8 ? 7FFF37E21D64 ? opidrv()+565 CALL opiodr() 00000003C ? 000000004 ? 7FFF37E232E8 ? 000000000 ? 009B91120 ? 7FFF37E21D64 ? sou2o()+98 CALL opidrv() 00000003C ? 000000004 ? 7FFF37E232E8 ? 000000000 ? 009B91120 ? 7FFF37E21D64 ? opimai_real()+128 CALL sou2o() 7FFF37E232C0 ? 00000003C ? 000000004 ? 7FFF37E232E8 ? 009B91120 ? 7FFF37E21D64 ? ssthrdmain()+252 CALL opimai_real() 000000002 ? 7FFF37E234B0 ? 000000004 ? 7FFF37E232E8 ? 009B91120 ? 7FFF37E21D64 ? main()+196 CALL ssthrdmain() 000000002 ? 7FFF37E234B0 ? 000000001 ? 000000000 ? 009B91120 ? 7FFF37E21D64 ? __libc_start_main() CALL main() 000000002 ? 7FFF37E23658 ? +253 000000001 ? 000000000 ? 009B91120 ? 7FFF37E21D64 ? _start()+36 CALL __libc_start_main() 000A0AF54 ? 000000002 ? 7FFF37E23648 ? 000000000 ? 009B91120 ? 7FFF37E21D64 ?
根据MOS上描述,这个问题属于Bug 9584943 Crash / recovery failure due to lost write even if mirror has a good image。导致错误的原因是Oracle检查文件头的时候发现了逻辑坏块。不过这个bug应该在11.2.0.2中被解决,而当前版本是11.2.0.3,莫非这个bug在11.2.0.3中被重新引入。
如果出现这个问题,最有效的办法就是通过备份进行恢复,而且一般BLOCK级的恢复就可以了。
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