controlfile recover

Anar Godjaevhttp://anargodjaev.wordpress.com/

Controlfile recover

LOST IF ONE OR MORE CONTROLFILE

IF YOU LOST ALL CONTROLFILE(CREATE CONTROLFILE COMMAND) IF YOU LOST ALL CONTROLFILE(RECOVER CONTROLFILE)

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LOST IF ONE OR MORE CONTROLFILE

*************************************************************************************************************************************************************************************************************SQL> show parameter control_file

NAME TYPE VALUE------------------------------------ ----------- ------------------------------control_files string /export/d3120/oradata/AZKKDB/c ontrol01.ctl, /export/d3120/or adata/AZKKDB/control02.ctl, /e xport/d3120/oradata/AZKKDB/con trol03.ctlSQL> shu abortORACLE instance shut down.SQL> SQL> exitDisconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.2.0 - 64bit ProductionWith the Partitioning, OLAP and Data Mining options

bash-3.00$ lsarch control02.ctl cooldata01.dbf redo01.log redo03.log system01.dbf ttstest.dbf users01.dbfcontrol01.ctl control03.ctl cooldata02.dbf redo02.log sysaux01.dbf temp02.dbf undotbs01.dbf backup

bash-3.00$ rm control01.ctl bash-3.00$ sqlplus "/ as sysdba"

SQL*Plus: Release 10.2.0.2.0 - Production on Thu Nov 28 09:09:08 2013

Copyright (c) 1982, 2005, Oracle. All Rights Reserved.

Connected to an idle instance.

SQL> startupORACLE instance started.

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Total System Global Area 1258291200 bytesFixed Size 2126904 bytesVariable Size 513641416 bytesDatabase Buffers 738197504 bytesRedo Buffers 4325376 bytesORA-00205: error in identifying control file, check alert log for more info

SQL> exitDisconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.2.0 - 64bit ProductionWith the Partitioning, OLAP and Data Mining options

bash-3.00$ cp control02.ctl control01.ctlbash-3.00$ bash-3.00$ bash-3.00$ sqlplus "/ as sysdba"

SQL*Plus: Release 10.2.0.2.0 - Production on Thu Nov 28 09:09:56 2013


Connected to:Oracle Database 10g Enterprise Edition Release 10.2.0.2.0 - 64bit ProductionWith the Partitioning, OLAP and Data Mining options

SQL> startup ORA-01081: cannot start already-running ORACLE - shut it down firstSQL> startup forceORACLE instance started.

Total System Global Area 1258291200 bytesFixed Size 2126904 bytesVariable Size 513641416 bytesDatabase Buffers 738197504 bytesRedo Buffers 4325376 bytesDatabase mounted.Database opened.SQL>

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IF YOU LOST ALL CONTROLFILE(CREATE CONTROLFILE COMMAND)

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bash-3.00$ ls -lrttotal 3720312-rw-r----- 1 oracle oinstall 69214208 Nov 27 17:41 temp02.dbf-rw-r----- 1 oracle oinstall 10493952 Nov 27 17:41 ttstest.dbf


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-rw-r----- 1 oracle oinstall 52429312 Nov 27 17:45 redo02.log-rw-r----- 1 oracle oinstall 52429312 Nov 27 18:14 redo03.logdrwxr-xr-x 2 oracle oinstall 1024 Nov 27 18:14 arch-rw-r----- 1 oracle oinstall 5251072 Nov 27 18:20 users01.dbf-rw-r----- 1 oracle oinstall 52436992 Nov 27 18:20 cooldata02.dbf-rw-r----- 1 oracle oinstall 419438592 Nov 27 18:20 cooldata01.dbf-rw-r----- 1 oracle oinstall 367009792 Nov 27 21:37 sysaux01.dbf-rw-r----- 1 oracle oinstall 173023232 Nov 27 21:41 undotbs01.dbf-rw-r----- 1 oracle oinstall 629153792 Nov 27 21:45 system01.dbf-rw-r----- 1 oracle oinstall 52429312 Nov 27 21:45 redo01.log-rw-r----- 1 oracle oinstall 7061504 Nov 27 21:49 control03.ctl-rw-r----- 1 oracle oinstall 7061504 Nov 27 21:49 control01.ctl-rw-r----- 1 oracle oinstall 7061504 Nov 27 21:49 control02.ctl

bash-3.00$ sqlplus "/ as sysdba"

SQL*Plus: Release 10.2.0.2.0 - Production on Wed Nov 27 21:49:58 2013


Connected to:Oracle Database 10g Enterprise Edition Release 10.2.0.2.0 - 64bit ProductionWith the Partitioning, OLAP and Data Mining options

SQL> host pwd/export/d3120/oradata/AZKKDB

SQL> host mkdir backup

SQL> alter database begin backup;

Database altered.

SQL> host cp *.dbf backup/

SQL> alter database end backup;

Database altered.

SQL>

SQL> alter database backup controlfile to trace as '/export/d3120/oradata/AZKKDB/backup/controlfile.trc';

Database altered.

SQL> alter database backup controlfile to '/export/d3120/oradata/AZKKDB/backup/control01.ctl';

Database altered.

SQL> host rm *.dbf



SQL> host lsarch control01.ctl control02.ctl control03.ctl redo01.log redo02.log redo03.log backup

SQL> host rm *.ctl

SQL> host lsarch redo01.log redo02.log redo03.log backup

SQL> create table eser as select * from dba_objects;create table eser as select * from dba_objects *ERROR at line 1:ORA-00604: error occurred at recursive SQL level 1ORA-01116: error in opening database file 1ORA-01110: data file 1: '/export/d3120/oradata/AZKKDB/system01.dbf'ORA-27041: unable to open fileSVR4 Error: 2: No such file or directoryAdditional information: 3

SQL>

SQL> shu abortORACLE instance shut down.SQL> startupORACLE instance started.

Total System Global Area 1258291200 bytesFixed Size 2126904 bytesVariable Size 513641416 bytesDatabase Buffers 738197504 bytesRedo Buffers 4325376 bytesORA-00205: error in identifying control file, check alert log for more info

bash-3.00$ cp ./backup/*.dbf .bash-3.00$ ls -lrttotal 3686554-rw-r----- 1 oracle oinstall 52429312 Nov 27 17:45 redo02.log-rw-r----- 1 oracle oinstall 52429312 Nov 27 18:14 redo03.logdrwxr-xr-x 2 oracle oinstall 1024 Nov 27 18:14 archdrwxr-xr-x 2 oracle oinstall 1024 Nov 27 21:54 backup-rw-r----- 1 oracle oinstall 52429312 Nov 27 21:56 redo01.log-rw-r----- 1 oracle oinstall 419438592 Nov 27 21:58 cooldata01.dbf-rw-r----- 1 oracle oinstall 52436992 Nov 27 21:58 cooldata02.dbf-rw-r----- 1 oracle oinstall 367009792 Nov 27 21:59 sysaux01.dbf-rw-r----- 1 oracle oinstall 629153792 Nov 27 21:59 system01.dbf-rw-r----- 1 oracle oinstall 69214208 Nov 27 21:59 temp02.dbf-rw-r----- 1 oracle oinstall 10493952 Nov 27 21:59 ttstest.dbf-rw-r----- 1 oracle oinstall 173023232 Nov 27 21:59 undotbs01.dbf-rw-r----- 1 oracle oinstall 5251072 Nov 27 21:59 users01.dbf



bash-3.00$

vi ./backup/controlfile.trc

STARTUP NOMOUNTCREATE CONTROLFILE REUSE DATABASE "AZKKDB" NORESETLOGS ARCHIVELOG MAXLOGFILES 16 MAXLOGMEMBERS 3 MAXDATAFILES 100 MAXINSTANCES 8 MAXLOGHISTORY 292LOGFILE GROUP 1 '/export/d3120/oradata/AZKKDB/redo01.log' SIZE 50M, GROUP 2 '/export/d3120/oradata/AZKKDB/redo02.log' SIZE 50M, GROUP 3 '/export/d3120/oradata/AZKKDB/redo03.log' SIZE 50MDATAFILE '/export/d3120/oradata/AZKKDB/system01.dbf', '/export/d3120/oradata/AZKKDB/undotbs01.dbf', '/export/d3120/oradata/AZKKDB/sysaux01.dbf', '/export/d3120/oradata/AZKKDB/users01.dbf', '/export/d3120/oradata/AZKKDB/cooldata01.dbf', '/export/d3120/oradata/AZKKDB/cooldata02.dbf'CHARACTER SET WE8ISO8859P9;

SQL> shu abortORACLE instance shut down.SQL> startup nomountORACLE instance started.

Total System Global Area 1258291200 bytesFixed Size 2126904 bytesVariable Size 513641416 bytesDatabase Buffers 738197504 bytesRedo Buffers 4325376 bytesSQL> SQL> STARTUP NOMOUNTCREATE CONTROLFILE REUSE DATABASE "AZKKDB" NORESETLOGS ARCHIVELOG MAXLOGFILES 16 MAXLOGMEMBERS 3 MAXDATAFILES 100ORA-01081: cannot start already-running ORACLE - shut it down firstSQL> 2 3 4 5 MAXINSTANCES 8 6 MAXLOGHISTORY 292 7 LOGFILE 8 GROUP 1 '/export/d3120/oradata/AZKKDB/redo01.log' SIZE 50M, 9 GROUP 2 '/export/d3120/oradata/AZKKDB/redo02.log' SIZE 50M,10 GROUP 3 '/export/d3120/oradata/AZKKDB/redo03.log' SIZE 50M11 DATAFILE12 '/export/d3120/oradata/AZKKDB/system01.dbf',13 '/export/d3120/oradata/AZKKDB/undotbs01.dbf',



14 '/export/d3120/oradata/AZKKDB/sysaux01.dbf',15 '/export/d3120/oradata/AZKKDB/users01.dbf',16 '/export/d3120/oradata/AZKKDB/cooldata01.dbf',17 '/export/d3120/oradata/AZKKDB/cooldata02.dbf'18 CHARACTER SET WE8ISO8859P919 ;

Control file created.

SQL> select status from v$instance;

STATUS------------MOUNTED

SQL> alter database open;alter database open*ERROR at line 1:ORA-01113: file 1 needs media recoveryORA-01110: data file 1: '/export/d3120/oradata/AZKKDB/system01.dbf'

SQL> recover database;Media recovery complete.SQL> SQL> alter database open;

Database altered.


STATUS------------OPEN

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IF YOU LOST ALL CONTROLFILE(RECOVER CONTROLFILE)

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bash-3.00$ pwd/export/d3120/oradata/AZKKDB

bash-3.00$ cp /export/d3120/oradata/AZKKDB/backup/control01.ctl .bash-3.00$ cp control01.ctl control02.ctl bash-3.00$ cp control01.ctl control03.ctl

bash-3.00$ ls *.ctl


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control01.ctl control02.ctl control03.ctl

bash-3.00$ rm *.dbfbash-3.00$ bash-3.00$ bash-3.00$ lsarch control01.ctl control02.ctl control03.ctl redo01.log redo02.log redo03.log backupbash-3.00$ rm *.ctl bash-3.00$ cp ./backup/*.dbf .bash-3.00$ cp /export/d3120/oradata/AZKKDB/backup/control01.ctl .bash-3.00$ cp control01.ctl control02.ctl bash-3.00$ cp control01.ctl control03.ctlbash-3.00$ bash-3.00$ bash-3.00$ sqlplus "/ as sysdba"

SQL*Plus: Release 10.2.0.2.0 - Production on Wed Nov 27 22:14:04 2013


Connected to an idle instance.

SQL> startup mount;ORACLE instance started.

Total System Global Area 1258291200 bytesFixed Size 2126904 bytesVariable Size 513641416 bytesDatabase Buffers 738197504 bytesRedo Buffers 4325376 bytesDatabase mounted.SQL> alter database open;alter database open*ERROR at line 1:ORA-01589: must use RESETLOGS or NORESETLOGS option for database open

SQL> alter database open resetlogs;alter database open resetlogs*ERROR at line 1:ORA-01195: online backup of file 1 needs more recovery to be consistentORA-01110: data file 1: '/export/d3120/oradata/AZKKDB/system01.dbf'

SQL> recover database using backup controlfile until cancel;ORA-00279: change 11166401 generated at 04/27/2013 21:51:00 needed for thread 1ORA-00289: suggestion : /export/d3120/oradata/AZKKDB/arch/1_2_749583954.dbfORA-00280: change 11166401 for thread 1 is in sequence #2



Specify log: {<RET>=suggested | filename | AUTO | CANCEL}AUTOORA-00279: change 11186531 generated at 04/27/2013 22:04:32 needed for thread 1ORA-00289: suggestion : /export/d3120/oradata/AZKKDB/arch/1_3_749583954.dbfORA-00280: change 11186531 for thread 1 is in sequence #3ORA-00278: log file '/export/d3120/oradata/AZKKDB/arch/1_2_749583954.dbf' nolonger needed for this recovery

ORA-00308: cannot open archived log'/export/d3120/oradata/AZKKDB/arch/1_3_749583954.dbf'ORA-27037: unable to obtain file statusSVR4 Error: 2: No such file or directoryAdditional information: 3

SQL> alter database open resetlogs;

Database altered.


STATUS------------OPEN

SQL>


controlfile recover

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