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最近发表
- 断电引起的ORA-08102: 未找到索引关键字, 对象号 39故障处理
- ORA-00227: corrupt block detected in control file
- 手工删除19c rac
- 解决oracle数据文件路径有回车故障
- .wstop扩展名勒索数据库恢复
- Oracle Recovery Tools工具一键解决ORA-00376 ORA-01110故障(文件offline)
- OGG-02771 Input trail file format RELEASE 19.1 is different from previous trail file form at RELEASE 11.2.
- OGG-02246 Source redo compatibility level 19.0.0 requires trail FORMAT 12.2 or higher
- GoldenGate 19安装和打patch
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- 删除asmlib磁盘导致磁盘组故障恢复
- Kylin Linux 安装19c
- ORA-600 krse_arc_complete.4
- Oracle 19c 202410补丁(RUs+OJVM)
- ntfs MFT损坏(ntfs文件系统故障)导致oracle异常恢复
- .mkp扩展名oracle数据文件加密恢复
- 清空redo,导致ORA-27048: skgfifi: file header information is invalid
- A_H_README_TO_RECOVER勒索恢复
- 通过alert日志分析客户自行对一个数据库恢复的来龙去脉和点评
- ORA-12514: TNS: 监听进程不能解析在连接描述符中给出的SERVICE_NAME
标签归档:ORA-00604 ORA-01578
又一例system大量坏块恢复
有朋友找到我们,说数据库服务可以启动,但是无法登陆,类似报错
C:\Users\XIFENFEI>D:\app\XIFENFEI\product\11.2.0.1\dbhome_2\bin\sqlplus / as sys dba SQL*Plus: Release 11.2.0.1.0 Production on 星期四 3月 12 15:04:32 2020 Copyright (c) 1982, 2010, Oracle. All rights reserved. ERROR: ORA-01075: 您现在已登录 请输入用户名: ERROR: ORA-01017: 用户名/口令无效; 登录被拒绝 请输入用户名: ERROR: ORA-01017: 用户名/口令无效; 登录被拒绝 SP2-0157: 在 3 次尝试之后无法连接到 ORACLE, 退出 SQL*Plus
通过分析发现数据库启动报错(未正常open成功)
C:\Users\XIFENFEI>D:\app\XIFENFEI\product\11.2.0.1\dbhome_2\bin\sqlplus / as sysdba SQL*Plus: Release 11.2.0.1.0 Production on 星期四 3月 12 14:58:28 2020 Copyright (c) 1982, 2010, Oracle. All rights reserved. 已连接到空闲例程。 SQL> startup mount pfile='F:\pfile.txt'; ORACLE 例程已经启动。 Total System Global Area 3307048960 bytes Fixed Size 2180264 bytes Variable Size 1811942232 bytes Database Buffers 1476395008 bytes Redo Buffers 16531456 bytes 数据库装载完毕。 SQL> alter database open; alter database open * 第 1 行出现错误: ORA-00604: 递归 SQL 级别 1 出现错误 ORA-01578: ORACLE 数据块损坏 (文件号 1, 块号 48396) ORA-01110: 数据文件 1: 'F:\ORADATA\SYSTEM01.DBF'
数据库没有正常启动成功的原因是由于system文件有坏块导致,通过dbv检查system文件发现有大量连续坏块
DBVERIFY: Release 11.2.0.1.0 - Production on 星期四 3月 12 19:12:34 2020 Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved. DBVERIFY - 开始验证: FILE = F:\ORADATA\SYSTEM01.DBF 页 48064 流入 - 很可能是介质损坏 Corrupt block relative dba: 0x0040bbc0 (file 1, block 48064) Fractured block found during dbv: Data in bad block: type: 6 format: 2 rdba: 0x0040bbc0 last change scn: 0x0000.0006f69c seq: 0x1 flg: 0x06 spare1: 0x0 spare2: 0x0 spare3: 0x0 consistency value in tail: 0x43455474 check value in block header: 0x3893 computed block checksum: 0xadfa ………… 页 48412 标记为损坏 Corrupt block relative dba: 0x0040bd1c (file 1, block 48412) Bad header found during dbv: Data in bad block: type: 36 format: 2 rdba: 0x6dce856d last change scn: 0xfc44.d24c936f seq: 0xdc flg: 0x3b spare1: 0x9c spare2: 0x92 spare3: 0xcf67 consistency value in tail: 0x43455474 check value in block header: 0x2598 block checksum disabled DBVERIFY - 验证完成 检查的页总数: 249600 处理的页总数 (数据): 209467 失败的页总数 (数据): 0 处理的页总数 (索引): 13616 失败的页总数 (索引): 0 处理的页总数 (其他): 3369 处理的总页数 (段) : 1 失败的总页数 (段) : 0 空的页总数: 22799 标记为损坏的总页数: 349 流入的页总数: 1 加密的总页数 : 0 最高块 SCN : 84123103 (0.84123103)
数据库alert日志信息
Thu Mar 12 14:52:20 2020 SMON: enabling cache recovery Successfully onlined Undo Tablespace 2. 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 Hex dump of (file 1, block 48403) in trace file d:\app\xifenfei\diag\rdbms\qdbdc\o11201gbk\trace\o11201gbk_ora_9480.trc Corrupt block relative dba: 0x0040bd13 (file 1, block 48403) Bad header found during multiblock buffer read Data in bad block: type: 36 format: 2 rdba: 0x6dce856d last change scn: 0xfc44.d24c936f seq: 0xdc flg: 0x3b spare1: 0x9c spare2: 0x92 spare3: 0xcf67 consistency value in tail: 0x43455474 check value in block header: 0x2598 block checksum disabled Reading datafile 'F:\ORADATA\SYSTEM01.DBF' for corruption at rdba: 0x0040bd13 (file 1, block 48403) Reread (file 1, block 48403) found same corrupt data Hex dump of (file 1, block 48404) in trace file d:\app\xifenfei\diag\rdbms\qdbdc\o11201gbk\trace\o11201gbk_ora_9480.trc Corrupt block relative dba: 0x0040bd14 (file 1, block 48404) Corrupt Block Found Bad header found during multiblock buffer read TSN = 0, TSNAME = SYSTEM Data in bad block: RFN = 1, BLK = 48403, RDBA = 4242707 type: 36 format: 2 rdba: 0x6dce856d last change scn: 0xfc44.d24c936f seq: 0xdc flg: 0x3b spare1: 0x9c spare2: 0x92 spare3: 0xcf67 consistency value in tail: 0x43455474 check value in block header: 0x2598 block checksum disabled Reading datafile 'F:\ORADATA\SYSTEM01.DBF' for corruption at rdba: 0x0040bd14 (file 1, block 48404) Reread (file 1, block 48404) found same corrupt data Errors in file d:\app\xifenfei\diag\rdbms\qdbdc\o11201gbk\trace\o11201gbk_ora_9480.trc (incident=3784): ORA-01578: ORACLE 数据块损坏 (文件号 1, 块号 48404) ORA-01110: 数据文件 1: 'F:\ORADATA\SYSTEM01.DBF' Incident details in: d:\app\xifenfei\diag\rdbms\qdbdc\o11201gbk\incident\incdir_3784\o11201gbk_ora_9480_i3784.trc OBJN = 36, OBJD = 36, OBJECT = I_OBJ1, SUBOBJECT = SEGMENT OWNER = SYS, SEGMENT TYPE = Index Segment Corrupt Block Found TSN = 0, TSNAME = SYSTEM RFN = 1, BLK = 48404, RDBA = 4242708 OBJN = 36, OBJD = 36, OBJECT = I_OBJ1, SUBOBJECT = SEGMENT OWNER = SYS, SEGMENT TYPE = Index Segment Errors in file d:\app\xifenfei\diag\rdbms\qdbdc\o11201gbk\trace\o11201gbk_ora_9480.trc: ORA-00604: 递归 SQL 级别 1 出现错误 ORA-01578: ORACLE 数据块损坏 (文件号 1, 块号 48404) ORA-01110: 数据文件 1: 'F:\ORADATA\SYSTEM01.DBF' Errors in file d:\app\xifenfei\diag\rdbms\qdbdc\o11201gbk\trace\o11201gbk_ora_9480.trc: ORA-00604: 递归 SQL 级别 1 出现错误 ORA-01578: ORACLE 数据块损坏 (文件号 1, 块号 48404) ORA-01110: 数据文件 1: 'F:\ORADATA\SYSTEM01.DBF' Error 604 happened during db open, shutting down database USER (ospid: 9480): terminating the instance due to error 604
这里可以看出来数据库不能正常启动的原因,主要是由于I_OBJ1(obj$表的index)刚好被损坏,导致数据库无法,通过分析定位确定是如下sql导致启动失败
Dump continued from file: d:\app\xifenfei\diag\rdbms\qdbdc\o11201gbk\trace\o11201gbk_ora_9480.trc ORA-01578: ORACLE 数据块损坏 (文件号 1, 块号 48404) ORA-01110: 数据文件 1: 'F:\ORADATA\SYSTEM01.DBF' ========= Dump for incident 3784 (ORA 1578) ======== *** 2020-03-12 14:52:20.614 dbkedDefDump(): Starting incident default dumps (flags=0x2, level=3, mask=0x0) ----- Current SQL Statement for this session (sql_id=cq514nkrp38hv) ----- select distinct d.p_obj#,d.p_timestamp from sys.dependency$ d, obj$ o where d.p_obj#>=:1 and d.d_obj#=o.obj# and o.status not in (5,6)
通过对其i_obj1损坏block进行修复,数据库正启动成功
C:\Users\XIFENFEI>D:\app\XIFENFEI\product\11.2.0.1\dbhome_2\bin\sqlplus / as sysdba SQL*Plus: Release 11.2.0.1.0 Production on 星期四 3月 12 15:05:48 2020 Copyright (c) 1982, 2010, Oracle. All rights reserved. 已连接到空闲例程。 SQL> startup pfile='f:/pfile.txt' mount; ORACLE 例程已经启动。 Total System Global Area 3307048960 bytes Fixed Size 2180264 bytes Variable Size 1811942232 bytes Database Buffers 1476395008 bytes Redo Buffers 16531456 bytes 数据库装载完毕。 SQL> alter database open; 数据库已更改。
尝试导出数据
C:\Windows\system32>exp system/oracle owner=gis_sys file=f:/gis_sys.dmp FEEDBACK =10000 COMPRESS=NO BUFFER=102400000 STATISTICS=none Export: Release 11.2.0.1.0 - Production on 星期四 3月 12 15:46:19 2020 Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved. 连接到: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production With the Partitioning, OLAP, Data Mining and Real Application Testing options 已导出 ZHS16GBK 字符集和 AL16UTF16 NCHAR 字符集 即将导出指定的用户... . 正在导出 pre-schema 过程对象和操作 . 正在导出用户 GIS_SYS 的外部函数库名 . 导出 PUBLIC 类型同义词 EXP-00008: 遇到 ORACLE 错误 604 ORA-00604: 递归 SQL 级别 1 出现错误 ORA-01410: 无效的 ROWID EXP-00000: 导出终止失败
分析trace文件
*** SESSION ID:(192.3) 2020-03-12 15:05:36.132 OBJD MISMATCH typ=6, seg.obj=18, diskobj=224, dsflg=100100, dsobj=18, tid=18, cls=1 ORA-00604: 递归 SQL 级别 1 出现错误 ORA-01410: 无效的 ROWID ORA-00604: 递归 SQL 级别 1 出现错误 ORA-01410: 无效的 ROWID
由于obj id为18(obj$)的对象和对应的数据库中实际block存储的表的block为224(aud$)不匹配,从而出现该错误,通过分析是由于i_obj1记录错误导致该问题,通过修复该记录之后,数据实现完美导出.
类似system文件坏块案例有:
通过拷贝block实现system文件大量坏块恢复
记录一次system表空间坏块(ORA-01578)数据库恢复
SYSTEM表空间坏块恢复—C_TS#对象坏块恢复(file 1 block 60)
file 1 block 128 corrupted/坏块恢复—system rollback坏块修复