月归档:九月 2014

重建控制文件丢失数据文件导致悲剧

在Oracle职业生涯中,恢复过生产环境数据库也有几百个.对于Oracle恢复我还是相当的自信,今天因为自己的一时过于自信,对于环境错了错误的判断,简单问题复杂化,差点变成悲剧
开发出来了Oracle Recovery Tools恢复MISSING00000文件故障工具,能够一键解决类似问题,实现快速恢复
数据库最初故障

Thu Sep 25 09:27:26 2014
MMON started with pid=15, OS id=1968 
starting up 1 dispatcher(s) for network address '(ADDRESS=(PARTIAL=YES)(PROTOCOL=TCP))'...
starting up 1 shared server(s) ...
ORACLE_BASE from environment = F:\oracle
Thu Sep 25 09:27:26 2014
ALTER DATABASE   MOUNT
Thu Sep 25 09:27:26 2014
MMNL started with pid=16, OS id=5976 
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_4624.trc:
ORA-00202: ????: ''F:\ORACLE\ORADATA\ORCL\CONTROL01.CTL
ORA-27070: ????/????
OSD-04006: ReadFile() 失败, 无法读取文件
O/S-Error: (OS 23) 数据错误(循环冗余检查)。
Thu Sep 25 09:28:31 2014
ORA-204 signalled during: ALTER DATABASE   MOUNT...

因为硬件或者系统层面问题,导致控制文件无法正常访问

重建控制文件

Fri Sep 26 12:28:44 2014
Successful mount of redo thread 1, with mount id 1387065723
Completed: CREATE CONTROLFILE REUSE DATABASE "orcl" RESETLOGS ARCHIVELOG
    MAXLOGFILES 5
    MAXLOGMEMBERS 3
    MAXDATAFILES 100
    MAXINSTANCES 2
    MAXLOGHISTORY 226
LOGFILE
  GROUP 1 'F:\oracle\oradata\orcl\REDO01.LOG'  SIZE 50M,  --redo log ????
  GROUP 2 'F:\oracle\oradata\orcl\REDO02.LOG'  SIZE 50M,  --redo log ????
  GROUP 3 'F:\oracle\oradata\orcl\REDO03.LOG'  SIZE 50M  --redo log ????
-- STANDBY LOGFILE
DATAFILE
  'F:\oracle\oradata\orcl\SYSAUX01.DBF',  --sysaux???????
  'F:\oracle\oradata\orcl\SYSTEM01.DBF',
  'F:\oracle\oradata\orcl\USERS01.DBF', --user????????
  'F:\oracle\oradata\orcl\UNDOTBS01.DBF' --undo???????
CHARACTER SET ZHS16GBK
Fri Sep 26 12:29:55 2014
alter database open resetlogs
ORA-1194 signalled during: alter database open resetlogs...

埋下了雷,创建控制文件中未全部列举出来所有数据文件

进行不完全恢复,尝试resetlogs库发现redo异常

Fri Sep 26 14:13:24 2014
ALTER DATABASE   MOUNT
Fri Sep 26 14:13:24 2014
MMNL started with pid=16, OS id=9024 
Successful mount of redo thread 1, with mount id 1387037444
Database mounted in Exclusive Mode
Lost write protection disabled
Completed: ALTER DATABASE   MOUNT
Fri Sep 26 14:14:08 2014
alter database open resetlogs
RESETLOGS is being done without consistancy checks. This may result
in a corrupted database. The database should be recreated.
Fri Sep 26 14:15:16 2014
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_3720.trc:
ORA-00333: 重做日志读取块 2049 计数 6143 出错
ORA-00312: 联机日志 1 线程 1: 'F:\ORACLE\ORADATA\ORCL\REDO01.LOG'
ORA-27070: 异步读取/写入失败
OSD-04016: 异步 I/O 请求排队时出错。
O/S-Error: (OS 23) 数据错误(循环冗余检查)。
Fri Sep 26 14:16:24 2014
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_3720.trc:
ORA-00333: 重做日志读取块 1 计数 8191 出错
ORA-00312: 联机日志 1 线程 1: 'F:\ORACLE\ORADATA\ORCL\REDO01.LOG'
ORA-27070: 异步读取/写入失败
OSD-04006: ReadFile() 失败, 无法读取文件
O/S-Error: (OS 23) 数据错误(循环冗余检查)。
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_3720.trc:
ORA-00333: 重做日志读取块 1 计数 8191 出错
ARCH: All Archive destinations made inactive due to error 333

使用隐含参数尝试拉库,报ORA-600[2662]

Fri Sep 26 14:16:45 2014
SMON: enabling cache recovery
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_3720.trc  (incident=57761):
ORA-00600: 内部错误代码, 参数: [2662], [0], [38221304], [0], [38352371], [4194545], [], [], [], [], [], []
Incident details in: f:\oracle\diag\rdbms\orcl\orcl\incident\incdir_57761\orcl_ora_3720_i57761.trc
Fri Sep 26 14:16:45 2014
ARC3 started with pid=23, OS id=9692 
ARC3: Archival started
ARC0: STARTING ARCH PROCESSES COMPLETE
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_3720.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: [2662], [0], [38221304], [0], [38352371], [4194545], [], [], [], [], [], []
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_3720.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: [2662], [0], [38221304], [0], [38352371], [4194545], [], [], [], [], [], []
Error 704 happened during db open, shutting down database
USER (ospid: 3720): terminating the instance due to error 704
Instance terminated by USER, pid = 3720
ORA-1092 signalled during: alter database open resetlogs...
opiodr aborting process unknown ospid (3720) as a result of ORA-1092

数据库在未使用所有数据文件的情况下,进行了resetlogs操作,悲剧的本质已经注定,我的失误是没有评估好现状,还继续在错误的道路上越走越远.

我开始接手该库现况

Database mounted in Exclusive Mode
Lost write protection disabled
Completed: ALTER DATABASE   MOUNT
Fri Sep 26 14:18:55 2014
alter database open
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_8968.trc:
ORA-01113: 文件 1 需要介质恢复
ORA-01110: 数据文件 1: 'F:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF'
ORA-1113 signalled during: alter database open...
Fri Sep 26 14:19:31 2014
alter database open 
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_8968.trc:
ORA-01113: 文件 1 需要介质恢复
ORA-01110: 数据文件 1: 'F:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF'
ORA-1113 signalled during: alter database open ...
Fri Sep 26 14:22:26 2014
ALTER DATABASE RECOVER  database  
Media Recovery Start
 started logmerger process
Fri Sep 26 14:22:26 2014
Media Recovery failed with error 16433
Recovery Slave PR00 previously exited with exception 283
ORA-283 signalled during: ALTER DATABASE RECOVER  database  ...
Fri Sep 26 14:24:25 2014
ALTER DATABASE RECOVER  datafile 'F:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF'  
Media Recovery Start
Media Recovery failed with error 16433
ORA-283 signalled during: ALTER DATABASE RECOVER  datafile 'F:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF'  ...
Fri Sep 26 14:28:47 2014
alter database open read write
Errors in file f:\oracle\diag\rdbms\orcl\orcl\trace\orcl_ora_8968.trc:
ORA-01113: 文件 1 需要介质恢复
ORA-01110: 数据文件 1: 'F:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF'
ORA-1113 signalled during: alter database open read write...
Fri Sep 26 14:31:48 2014
ALTER DATABASE RECOVER  datafile 'F:\oracle\oradata\orcl\SYSTEM01.DBF'  
Media Recovery Start
Media Recovery failed with error 16433
ORA-283 signalled during: ALTER DATABASE RECOVER  datafile 'F:\oracle\oradata\orcl\SYSTEM01.DBF'  ...

提示ORA-01110: 数据文件 1需要恢复,尝试recover操作

尝试recover操作

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

SQL> recover database ;
ORA-00283: recovery session canceled due to errors
ORA-16433: The database must be opened in read/write mode.


SQL> alter database backup controlfile to trace as 'd:\ctl.txt';
alter database backup controlfile to trace as 'd:\ctl.txt'
*
第 1 行出现错误:
ORA-16433: 必须以读/写模式打开数据库。


SQL> recover database using backup controlfile;
ORA-00283: recovery session canceled due to errors
ORA-16433: The database must be opened in read/write mode.

重建控制文件

SQL> shutdown immediate;
ORA-01109: 数据库未打开


已经卸载数据库。
ORACLE 例程已经关闭。
SQL> STARTUP NOMOUNT
ORACLE 例程已经启动。

Total System Global Area  970895360 bytes
Fixed Size                  1375452 bytes
Variable Size             603980580 bytes
Database Buffers          360710144 bytes
Redo Buffers                4829184 bytes
SQL> CREATE CONTROLFILE REUSE DATABASE orcl NORESETLOGS FORCE LOGGING ARCHIVELOG

  2      MAXLOGFILES 16
  3      MAXLOGMEMBERS 3
  4      MAXDATAFILES 100
  5      MAXINSTANCES 8
  6      MAXLOGHISTORY 2921
  7  LOGFILE
  8    GROUP 1 'F:\ORACLE\ORADATA\ORCL\REDO01.LOG'  SIZE 50M,
  9    GROUP 2 'F:\ORACLE\ORADATA\ORCL\REDO02.LOG'  SIZE 50M,
 10    GROUP 3 'F:\ORACLE\ORADATA\ORCL\REDO03.LOG'  SIZE 50M
 11  DATAFILE
 12    'F:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF',
 13    'F:\ORACLE\ORADATA\ORCL\SYSAUX01.DBF',
 14    'F:\ORACLE\ORADATA\ORCL\UNDOTBS01.DBF',
 15    'F:\ORACLE\ORADATA\ORCL\USERS01.DBF'
 16  CHARACTER SET ZHS16GBK
 17  ;

控制文件已创建。

这一步严重发错,在恢复前未认真看alert日志,太依赖v$datafile查询出来结果,导致重建控制文件丢失数据文件,埋下大雷。根据前面alert日志报错ORA-600 2662,决定一并处理该问题,然后进行恢复

SQL> shutdown immediate;
ORA-01109: ??????


已经卸载数据库。
ORACLE 例程已经关闭。
SQL> startup pfile='d:\pfile.txt'  mount;
ORACLE 例程已经启动。

Total System Global Area  970895360 bytes
Fixed Size                  1375452 bytes
Variable Size             603980580 bytes
Database Buffers          360710144 bytes
Redo Buffers                4829184 bytes
数据库装载完毕。
SQL> recover database;
完成介质恢复。
SQL> alter database open;
alter database open
*
第 1 行出现错误:
ORA-00603: ORACLE server session terminated by fatal error
ORA-00600: internal error code, arguments: [4194], [], [

数据库报ORA-600 4194,直接修改undo_management=manual,然后尝试启动数据库

SQL> conn / as sysdba
已连接到空闲例程。
SQL> startup pfile='d:\pfile.txt'
ORACLE 例程已经启动。

Total System Global Area  970895360 bytes
Fixed Size                  1375452 bytes
Variable Size             603980580 bytes
Database Buffers          360710144 bytes
Redo Buffers                4829184 bytes
数据库装载完毕。
数据库已经打开。
SQL> select name from v$datafile;

NAME
--------------------------------------------------------------------------------

F:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF
F:\ORACLE\ORADATA\ORCL\SYSAUX01.DBF
F:\ORACLE\ORADATA\ORCL\UNDOTBS01.DBF
F:\ORACLE\ORADATA\ORCL\USERS01.DBF
F:\ORACLE\PRODUCT\11.2.0\DBHOME_1\DATABASE\MISSING00005
F:\ORACLE\PRODUCT\11.2.0\DBHOME_1\DATABASE\MISSING00006

已选择6行。

SQL> alter database rename file 'F:\ORACLE\PRODUCT\11.2.0\DBHOME_1\DATABASE\MISSING00005' 
2   to 'F:\oracle\oradata\SOURCE_DATA1.DBF';

数据库已更改。

SQL> alter database rename file 'F:\ORACLE\PRODUCT\11.2.0\DBHOME_1\DATABASE\MISSING00006' 
2   to 'F:\oracle\oradata\SOURCE_idx1.DBF';

数据库已更改。

SQL> shutdown immediate;
数据库已经关闭。
已经卸载数据库。
ORACLE 例程已经关闭。
SQL> startup mount pfile='d:\pfile.txt'
ORACLE 例程已经启动。

Total System Global Area  970895360 bytes
Fixed Size                  1375452 bytes
Variable Size             603980580 bytes
Database Buffers          360710144 bytes
Redo Buffers                4829184 bytes
数据库装载完毕。
SQL> alter datafile 5 online;
alter datafile 5 online
      *
第 1 行出现错误:
ORA-00940: 无效的 ALTER 命令


SQL> alter database datafile 5 online;

数据库已更改。

SQL> alter database datafile 6 online;

数据库已更改。

SQL> recover database until cancel;
ORA-00283: recovery session canceled due to errors
ORA-19909: datafile 5 belongs to an orphan incarnation
ORA-01110: data file 5: 'F:\ORACLE\ORADATA\SOURCE_DATA1.DBF'


SQL> alter database open resetlogs;
alter database open resetlogs
*
第 1 行出现错误:
ORA-01139: RESETLOGS 选项仅在不完全数据库恢复后有效


SQL> alter database datafile 6 offline;

数据库已更改。

SQL> alter database datafile 5 offline;

数据库已更改。

SQL> recover database until cancel;
完成介质恢复。
SQL> alter database datafile 6 online;

数据库已更改。

SQL> alter database datafile 5 online;

数据库已更改。

SQL> alter database open resetlogs;

数据库已更改。

还好结合一些隐含参数侥幸恢复成功,差点到了要使用bbed的程度,如果遇到极端情况无法处理可以参考:Oracle Recovery Tools恢复MISSING00000文件故障

这次的恢复告诉我:Oracle数据库恢复千万比大意,需要认真分析alert日志和咨询客户做了那些操作,不然可能导致万劫不复之禁地

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ORA-600 2663 故障恢复

朋友数据库启动遭遇ORA-00600[2663]

Mon Sep 22 19:24:20 2014
Thread 1 advanced to log sequence 17 (thread open)
Thread 1 opened at log sequence 17
  Current log# 17 seq# 17 mem# 0: /u02/orayali2/redo17.log
Successful open of redo thread 1
MTTR advisory is disabled because FAST_START_MTTR_TARGET is not set
Mon Sep 22 19:24:20 2014
SMON: enabling cache recovery
Errors in file /u01/app/oracle/diag/rdbms/orayali2/orayali2/trace/orayali2_ora_20722.trc  (incident=336180):
ORA-00600: internal error code, arguments: [2663], [13], [3140023138], [13], [3141216403], [], [], [], [], [], [], []
Incident details in: /u01/app/oracle/diag/rdbms/orayali2/orayali2/incident/incdir_336180/orayali2_ora_20722_i336180.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Errors in file /u01/app/oracle/diag/rdbms/orayali2/orayali2/trace/orayali2_ora_20722.trc:
ORA-00600: internal error code, arguments: [2663], [13], [3140023138], [13], [3141216403], [], [], [], [], [], [], []
Errors in file /u01/app/oracle/diag/rdbms/orayali2/orayali2/trace/orayali2_ora_20722.trc:
ORA-00600: internal error code, arguments: [2663], [13], [3140023138], [13], [3141216403], [], [], [], [], [], [], []
Error 600 happened during db open, shutting down database
USER (ospid: 20722): terminating the instance due to error 600
Instance terminated by USER, pid = 20722
ORA-1092 signalled during: alter database open...
opiodr aborting process unknown ospid (20722) as a result of ORA-1092
Mon Sep 22 19:24:24 2014
ORA-1092 : opitsk aborting process

ORA-600[2663]与常见的ORA-600[2662]类似,都是由于block的scn大于文件头的scn导致,只不过错误的对象不一样而已.对于该类问题,我们的处理方法一般就是简单的推scn

[oracle@orayali2 OPatch]$ uname -a
Linux orayali2 2.6.32-279.el6.x86_64 #1 SMP Wed Jun 13 18:24:36 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux

[oracle@orayali2 OPatch]$ sqlplus / as sysdba

SQL*Plus: Release 11.2.0.3.0 Production on Mon Sep 22 19:09:18 2014

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

Connected to an idle instance.

SQL> startup mount
ORACLE instance started.

Total System Global Area 1.6535E+10 bytes
Fixed Size                  2244792 bytes
Variable Size            9898561352 bytes
Database Buffers         6610223104 bytes
Redo Buffers               24256512 bytes
Database mounted.
SQL> alter database open;
alter database open
*
ERROR at line 1:
ORA-01092: ORACLE instance terminated. Disconnection forced
ORA-30012: undo tablespace 'SYSTEM' does not exist or of wrong type
Process ID: 21174
Session ID: 1563 Serial number: 3

现在错误已经改变,而是出现了ORA-30012的错误

alter database open
Beginning crash recovery of 1 threads
 parallel recovery started with 31 processes
Started redo scan
Completed redo scan
 read 4 KB redo, 0 data blocks need recovery
Started redo application at
 Thread 1: logseq 17, block 2, scn 58974597984
Recovery of Online Redo Log: Thread 1 Group 17 Seq 17 Reading mem 0
  Mem# 0: /u02/orayali2/redo17.log
Completed redo application of 0.00MB
Completed crash recovery at
 Thread 1: logseq 17, block 3, scn 58974617986
 0 data blocks read, 0 data blocks written, 4 redo k-bytes read
Mon Sep 22 19:30:05 2014
Thread 1 advanced to log sequence 18 (thread open)
Thread 1 opened at log sequence 18
  Current log# 18 seq# 18 mem# 0: /u02/orayali2/redo18.log
Successful open of redo thread 1
MTTR advisory is disabled because FAST_START_MTTR_TARGET is not set
Mon Sep 22 19:30:05 2014
SMON: enabling cache recovery
Undo initialization errored: err:30012 serial:0 start:1143146928 end:1143147338 diff:410 (4 seconds)
Errors in file /u01/app/oracle/diag/rdbms/orayali2/orayali2/trace/orayali2_ora_21174.trc:
ORA-30012: undo tablespace 'SYSTEM' does not exist or of wrong type
Errors in file /u01/app/oracle/diag/rdbms/orayali2/orayali2/trace/orayali2_ora_21174.trc:
ORA-30012: undo tablespace 'SYSTEM' does not exist or of wrong type
Error 30012 happened during db open, shutting down database
USER (ospid: 21174): terminating the instance due to error 30012
Instance terminated by USER, pid = 21174
ORA-1092 signalled during: alter database open...
opiodr aborting process unknown ospid (21174) as a result of ORA-1092
Mon Sep 22 19:30:08 2014
ORA-1092 : opitsk aborting process

猜测原因是undo设置有问题导致,检查果然发现undo_management=auto,而undo_tablespace=SYSTEM

SQL> startup mount
ORACLE instance started.

Total System Global Area 1.6535E+10 bytes
Fixed Size                  2244792 bytes
Variable Size            9898561352 bytes
Database Buffers         6610223104 bytes
Redo Buffers               24256512 bytes
Database mounted.
SQL> show parameter undo;

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
undo_management                      string      AUTO
undo_retention                       integer     10800
undo_tablespace                      string      SYSTEM
SQL> alter system set undo_management=manual scope=spfile;

System altered.
SQL> shutdown immediate;
ORA-01109: database not open


Database dismounted.
ORACLE instance shut down.
SQL> startup
ORACLE instance started.

Total System Global Area 1.6535E+10 bytes
Fixed Size                  2244792 bytes
Variable Size            9898561352 bytes
Database Buffers         6610223104 bytes
Redo Buffers               24256512 bytes
Database mounted.
Database opened.

解决该问题修改undo_management=manual即可

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因用户错误创建index报ORA-01129错误

数据库版本

SQL> select * from v$version;

BANNER
--------------------------------------------------------------------------------
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
PL/SQL Release 11.2.0.4.0 - Production
CORE    11.2.0.4.0      Production
TNS for HPUX: Version 11.2.0.4.0 - Production
NLSRTL Version 11.2.0.4.0 - Production

报ORA-01129错误

SQL> create index SERIVCE.ind_xifenfei on SERVICE.t_user(create_date);
create index SERIVCE.ind_xifenfei on SERVICE.t_user(create_date)
                                         *
ERROR at line 1:
ORA-01129: user's default or temporary tablespace does not exist

查询表空间信息

SQL> select TABLESPACE_NAME,CONTENTS,STATUS from dba_tablespaces where TABLESPACE_NAME in ('SERVICE','TEMP');

TABLESPACE_NAME                CONTENTS  STATUS
------------------------------ --------- ---------
SERVICE                        PERMANENT ONLINE
TEMP                           TEMPORARY ONLINE

通过分析,证明相关的表空间都存在,进一步检查sql语句,发现SERVICE被错误的书写为了SERIVCE,检查SERIVCE用户.

SQL> select count(*) from dba_users where username='SERIVCE';

  COUNT(*)
----------
         0

通过分析,可以知道是因为index对应的用户不存在,从而出现了ORA-01129的错误,按道理应该报ORA-01918,而不是ORA-01129.查询MOS发现Bug 17058847 Creating index in non existing schema results in ORA-1129 and not ORA-1918
bug 17058847


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