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        OracleStudy之案例--重建數據庫控制文件

        來源:懂視網 責編:小采 時間:2020-11-09 16:15:04
        文檔

        OracleStudy之案例--重建數據庫控制文件

        OracleStudy之案例--重建數據庫控制文件:Oracle Study之案例--重建數據庫控制文件 系統環境: 操作系統: Linux RH6 數據庫: Oracle 11gR2 案例分析: 數據庫中所有的控制文件被意外破壞,非歸檔的庫,在有trace備份的情況下,重建控制文件。 1、控制文件trace腳本 [oracle@rh6~
        推薦度:
        導讀OracleStudy之案例--重建數據庫控制文件:Oracle Study之案例--重建數據庫控制文件 系統環境: 操作系統: Linux RH6 數據庫: Oracle 11gR2 案例分析: 數據庫中所有的控制文件被意外破壞,非歸檔的庫,在有trace備份的情況下,重建控制文件。 1、控制文件trace腳本 [oracle@rh6~

        Oracle Study之案例--重建數據庫控制文件 系統環境: 操作系統: Linux RH6 數據庫: Oracle 11gR2 案例分析: 數據庫中所有的控制文件被意外破壞,非歸檔的庫,在有trace備份的情況下,重建控制文件。 1、控制文件trace腳本 [oracle@rh6~]$catcrctr.sqlCREA

        Oracle Study之案例--重建數據庫控制文件

        系統環境:

        操作系統: Linux RH6

        數據庫: Oracle 11gR2

        案例分析:

        數據庫中所有的控制文件被意外破壞,非歸檔的庫,在有trace備份的情況下,重建控制文件。

        1、控制文件trace腳本

        [oracle@rh6 ~]$ cat crctr.sql 
        CREATE CONTROLFILE REUSE DATABASE "TEST3" NORESETLOGS NOARCHIVELOG
         MAXLOGFILES 10
         MAXLOGMEMBERS 5
         MAXDATAFILES 300
         MAXINSTANCES 1
         MAXLOGHISTORY 292
        LOGFILE
         GROUP 1 '/u01/app/oracle/oradata/test3/redo01a.log' SIZE 100M BLOCKSIZE 512,
         GROUP 2 '/u01/app/oracle/oradata/test3/redo02a.log' SIZE 100M BLOCKSIZE 512
        -- STANDBY LOGFILE
        DATAFILE
         '/u01/app/oracle/oradata/test3/system01.dbf',
         '/u01/app/oracle/oradata/test3/sysaux01.dbf',
         '/u01/app/oracle/oradata/test3/undotbs01.dbf',
         '/u01/app/oracle/oradata/test3/users01.dbf'
        CHARACTER SET ZHS16GBK;

        2、啟動Instance到nomount,重建controlfile

        10:59:05 SYS@ test3 >startup nomount;
        ORACLE instance started.
        Total System Global Area 313860096 bytes
        Fixed Size 1336232 bytes
        Variable Size 213912664 bytes
        Database Buffers 92274688 bytes
        Redo Buffers 6336512 bytes
        
        10:59:41 SYS@ test3 >@/home/oracle/crctr.sql
        Control file created.

        3、告警日志

        ......
        CREATE CONTROLFILE REUSE DATABASE "TEST3" NORESETLOGS NOARCHIVELOG
         MAXLOGFILES 10
         MAXLOGMEMBERS 5
         MAXDATAFILES 300
         MAXINSTANCES 1
         MAXLOGHISTORY 292
        LOGFILE
         GROUP 1 '/u01/app/oracle/oradata/test3/redo01a.log' SIZE 100M BLOCKSIZE 512,
         GROUP 2 '/u01/app/oracle/oradata/test3/redo02a.log' SIZE 100M BLOCKSIZE 512
        -- STANDBY LOGFILE
        DATAFILE
         '/u01/app/oracle/oradata/test3/system01.dbf',
         '/u01/app/oracle/oradata/test3/sysaux01.dbf',
         '/u01/app/oracle/oradata/test3/undotbs01.dbf',
         '/u01/app/oracle/oradata/test3/users01.dbf'
        CHARACTER SET ZHS16GBK
        WARNING: Default Temporary Tablespace not specified in CREATE DATABASE command
        Default Temporary Tablespace will be necessary for a locally managed database in future release
        Wed Jan 07 11:00:02 2015
        Successful mount of redo thread 1, with mount id 991126251
        
        Completed: CREATE CONTROLFILE REUSE DATABASE "TEST3" NORESETLOGS NOARCHIVELOG
         MAXLOGFILES 10
         MAXLOGMEMBERS 5
         MAXDATAFILES 300
         MAXINSTANCES 1
         MAXLOGHISTORY 292
        LOGFILE
         GROUP 1 '/u01/app/oracle/oradata/test3/redo01a.log' SIZE 100M BLOCKSIZE 512,
         GROUP 2 '/u01/app/oracle/oradata/test3/redo02a.log' SIZE 100M BLOCKSIZE 512
        -- STANDBY LOGFILE
        DATAFILE
         '/u01/app/oracle/oradata/test3/system01.dbf',
         '/u01/app/oracle/oradata/test3/sysaux01.dbf',
         '/u01/app/oracle/oradata/test3/undotbs01.dbf',
         '/u01/app/oracle/oradata/test3/users01.dbf'
        CHARACTER SET ZHS16GBK
        Wed Jan 07 11:00:59 2015
        ......

        3、查看數據庫狀態

        11:00:03 SYS@ test3 >select status from v$instance;
        STATUS
        ------------
        MOUNTED
        
        11:00:27 SYS@ test3 >select file#,name ,checkpoint_change# from v$datafile;
         FILE# NAME CHECKPOINT_CHANGE#
        ---------- -------------------------------------------------- ------------------
         1 /u01/app/oracle/oradata/test3/system01.dbf 333365
         2 /u01/app/oracle/oradata/test3/sysaux01.dbf 333365
         3 /u01/app/oracle/oradata/test3/undotbs01.dbf 333365
         4 /u01/app/oracle/oradata/test3/users01.dbf 333365
        
        11:00:46 SYS@ test3 >select file#,name ,checkpoint_change# from v$datafile_header;
         FILE# NAME CHECKPOINT_CHANGE#
        ---------- -------------------------------------------------- ------------------
         1 /u01/app/oracle/oradata/test3/system01.dbf 333365
         2 /u01/app/oracle/oradata/test3/sysaux01.dbf 333365
         3 /u01/app/oracle/oradata/test3/undotbs01.dbf 333365
         4 /u01/app/oracle/oradata/test3/users01.dbf 333365

        4、打開數據庫

        11:00:54 SYS@ test3 >alter database open;
        alter database open
        *
        ERROR at line 1:
        ORA-01113: file 1 needs media recovery
        ORA-01110: data file 1: '/u01/app/oracle/oradata/test3/system01.dbf'
        
        ---打開數據庫報錯,需要做“media recovery”
        
        執行介質恢復:
        由于本庫為非歸檔模式,只能通過current redolog來恢復
        
        查看當前日志組:
        [oracle@rh6 ~]$ sqlplus '/as sysdba'
        SQL*Plus: Release 11.2.0.1.0 Production on Wed Jan 7 11:02:12 2015
        Copyright (c) 1982, 2009, Oracle. All rights reserved.
        Connected to:
        Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
        With the Partitioning, OLAP, Data Mining and Real Application Testing options
        
        11:02:12 SYS@ test3 >select member from v$logfile;
        
        MEMBER
        ------------------------------------------------------------------------------------------------------------------------
        /u01/app/oracle/oradata/test3/redo01a.log
        /u01/app/oracle/oradata/test3/redo02a.log
        
        11:02:22 SYS@ test3 >select group#,sequence#,status from v$log;
        
         GROUP# SEQUENCE# STATUS
        ---------- ---------- ----------------
         2 12 INACTIVE
         1 13 CURRENT
        
        
        11:00:59 SYS@ test3 >recover database until cancel;
        ORA-00279: change 333365 generated at 01/07/2015 10:30:26 needed for thread 1
        ORA-00289: suggestion : /u01/app/oracle/product/11.2.0/db_1/dbs/arch1_13_868275293.dbf
        ORA-00280: change 333365 for thread 1 is in sequence #13
        11:01:42 Specify log: {=suggested | filename | AUTO | CANCEL}
        /u01/app/oracle/oradata/test3/redo01a.log
        Log applied.
        Media recovery complete.
        ---恢復完成!
        
        11:02:46 SYS@ test3 >alter database open;
        alter database open
        *
        ERROR at line 1:
        ORA-01589: must use RESETLOGS or NORESETLOGS option for database open
        Elapsed: 00:00:00.01
        
        11:02:52 SYS@ test3 >alter database open resetlogs;
        Database altered.
        
        ---Database open成功!

        查看告警日志:

        alter database open
        Errors in file /u01/app/oracle/diag/rdbms/test3/test3/trace/test3_ora_3294.trc:
        ORA-01113: file 1 needs media recovery
        ORA-01110: data file 1: '/u01/app/oracle/oradata/test3/system01.dbf'
        ORA-1113 signalled during: alter database open...
        Wed Jan 07 11:01:40 2015
        ALTER DATABASE RECOVER database until cancel 
        Media Recovery Start
        Serial Media Recovery started
        ORA-279 signalled during: ALTER DATABASE RECOVER database until cancel ...
        Wed Jan 07 11:02:44 2015
        ALTER DATABASE RECOVER LOGFILE '/u01/app/oracle/oradata/test3/redo01a.log' 
        Media Recovery Log /u01/app/oracle/oradata/test3/redo01a.log
        Incomplete recovery applied all redo ever generated.
        Recovery completed through change 334001 time 01/07/2015 10:51:13
        Media Recovery Complete (test3)
        Completed: ALTER DATABASE RECOVER LOGFILE '/u01/app/oracle/oradata/test3/redo01a.log' 
        alter database open
        Errors in file /u01/app/oracle/diag/rdbms/test3/test3/trace/test3_ora_3294.trc:
        ORA-01589: must use RESETLOGS or NORESETLOGS option for database open
        ORA-1589 signalled during: alter database open...
        Wed Jan 07 11:03:04 2015
        alter database open resetlogs
        RESETLOGS after complete recovery through change 334001
        Resetting resetlogs activation ID 990996637 (0x3b11689d)
        Errors in file /u01/app/oracle/diag/rdbms/test3/test3/trace/test3_ora_3294.trc:
        ORA-00367: checksum error in log file header
        ORA-00322: log 1 of thread 1 is not current copy
        ORA-00312: online log 1 thread 1: '/u01/app/oracle/oradata/test3/redo01a.log'
        Wed Jan 07 11:03:05 2015
        Errors in file /u01/app/oracle/diag/rdbms/test3/test3/trace/test3_m000_3336.trc:
        ORA-00316: log 1 of thread 1, type 0 in header is not log file
        ORA-00312: online log 1 thread 1: '/u01/app/oracle/oradata/test3/redo01a.log'
        Errors in file /u01/app/oracle/diag/rdbms/test3/test3/trace/test3_ora_3294.trc:
        ORA-00367: checksum error in log file header
        ORA-00322: log 2 of thread 1 is not current copy
        ORA-00312: online log 2 thread 1: '/u01/app/oracle/oradata/test3/redo02a.log'
        Errors in file /u01/app/oracle/diag/rdbms/test3/test3/trace/test3_m000_3336.trc:
        ORA-00316: log 2 of thread 1, type 0 in header is not log file
        ORA-00312: online log 2 thread 1: '/u01/app/oracle/oradata/test3/redo02a.log'
        Wed Jan 07 11:03:18 2015
        Setting recovery target incarnation to 2
        Wed Jan 07 11:03:20 2015
        Checker run found 4 new persistent data failures
        Wed Jan 07 11:03:21 2015
        Assigning activation ID 991126251 (0x3b1362eb)
        Thread 1 opened at log sequence 1
         Current log# 1 seq# 1 mem# 0: /u01/app/oracle/oradata/test3/redo01a.log
        Successful open of redo thread 1
        Wed Jan 07 11:03:22 2015
        MTTR advisory is disabled because FAST_START_MTTR_TARGET is not set
        Wed Jan 07 11:03:23 2015
        SMON: enabling cache recovery
        Successfully onlined Undo Tablespace 2.
        Dictionary check beginning
        Tablespace 'TEMPTS1' #3 found in data dictionary,
        but not in the controlfile. Adding to controlfile.
        Dictionary check complete
        Verifying file header compatibility for 11g tablespace encryption..
        Verifying 11g file header compatibility for tablespace encryption completed
        SMON: enabling tx recovery
        *********************************************************************
        WARNING: The following temporary tablespaces contain no files.
         This condition can occur when a backup controlfile has
         been restored. It may be necessary to add files to these
         tablespaces. That can be done using the SQL statement:
         
         ALTER TABLESPACE  ADD TEMPFILE
         
         Alternatively, if these temporary tablespaces are no longer
         needed, then they can be dropped.
         Empty temporary tablespace: TEMPTS1
        *********************************************************************
        Database Characterset is ZHS16GBK
        No Resource Manager plan active
        replication_dependency_tracking turned off (no async multimaster replication found)
        Starting background process QMNC
        Wed Jan 07 11:03:27 2015
        QMNC started with pid=19, OS id=3341 
        LOGSTDBY: Validating controlfile with logical metadata
        LOGSTDBY: Validation complete
        Completed: alter database open resetlogs
        Wed Jan 07 11:13:27 2015
        Starting background process SMCO
        Wed Jan 07 11:13:27 2015
        SMCO started with pid=22, OS id=3382

        ---至此,通過trace腳本,重建控制文件成功!




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        OracleStudy之案例--重建數據庫控制文件

        OracleStudy之案例--重建數據庫控制文件:Oracle Study之案例--重建數據庫控制文件 系統環境: 操作系統: Linux RH6 數據庫: Oracle 11gR2 案例分析: 數據庫中所有的控制文件被意外破壞,非歸檔的庫,在有trace備份的情況下,重建控制文件。 1、控制文件trace腳本 [oracle@rh6~
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