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RMAN> backup current controlfile tag=‘bak_ctlfile‘ format=‘/home/oracle/backup/bak_ctl_%U_%T‘;
alter system switch logfile;
alter system switch logfile;
alter system switch logfile;
多切换几次,切出几个archivelog文件,删除其中的一个
rm o1_mf_1_3_cpk5wloy_.arc
然后删除控制文件
rm /u01/app/oracle/oradata/orcl/control01.ctl
rm /u01/app/oracle/flash_recovery_area/orcl/control02.ctl
shutdown abort;
rman startup nomount方式启动
RMAN> restore controlfile from ‘/home/oracle/backup/bak_ctl_12r8mgn0_1_1_20160621‘;
Starting restore at 21-JUN-16
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=19 device type=DISK
channel ORA_DISK_1: restoring control file
channel ORA_DISK_1: restore complete, elapsed time: 00:00:01
output file name=/u01/app/oracle/oradata/orcl/control01.ctl
output file name=/u01/app/oracle/flash_recovery_area/orcl/control02.ctl
Finished restore at 21-JUN-16
RMAN> mount database;
database mounted
released channel: ORA_DISK_1
recover数据库报找不到3号归档日志文件.
RMAN> recover database;
Starting recover at 21-JUN-16
Starting implicit crosscheck backup at 21-JUN-16
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=19 device type=DISK
Crosschecked 10 objects
Finished implicit crosscheck backup at 21-JUN-16
Starting implicit crosscheck copy at 21-JUN-16
using channel ORA_DISK_1
Finished implicit crosscheck copy at 21-JUN-16
searching for all files in the recovery area
cataloging files...
cataloging done
List of Cataloged Files
=======================
File Name: /u01/app/oracle/flash_recovery_area/ORCL/archivelog/2016_06_21/o1_mf_1_5_cpk5wplw_.arc
using channel ORA_DISK_1
starting media recovery
archived log for thread 1 with sequence 4 is already on disk as file /u01/app/oracle/oradata/orcl/redo01.log
archived log for thread 1 with sequence 5 is already on disk as file /u01/app/oracle/flash_recovery_area/ORCL/archivelog/2016_06_21/o1_mf_1_5_cpk5wplw_.arc
archived log for thread 1 with sequence 6 is already on disk as file /u01/app/oracle/oradata/orcl/redo03.log
unable to find archived log
archived log thread=1 sequence=3
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of recover command at 06/21/2016 09:31:51
RMAN-06054: media recovery requesting unknown archived log for thread 1 with sequence 3 and starting SCN of 1112349
需要将control file重建饶开sequence 3
SQL> alter database backup controlfile to trace;
Database altered.
SQL> SELECT d.VALUE || ‘/‘ || LOWER(RTRIM(i.INSTANCE, CHR(0))) || ‘_ora_‘ || p.spid || ‘.trc‘ trace_file_name FROM (SELECT p.spid FROM v$mystat m, v$session s, v$process p WHERE m.statistic# = 1 AND s.SID = m.SID AND p.addr = s.paddr) p, (SELECT t.INSTANCE FROM v$thread t, v$parameter v WHERE v.NAME = ‘thread‘ AND (v.VALUE = 0 OR t.thread# = TO_NUMBER(v.VALUE))) i, (SELECT VALUE FROM v$parameter WHERE NAME = ‘user_dump_dest‘) d;
TRACE_FILE_NAME
--------------------------------------------------------------------------------
/u01/app/oracle/diag/rdbms/orcl/orcl/trace/orcl_ora_4016.trc
打开trace文件,然后按照reset log方式恢复
SQL> startup force nomount;
ORACLE instance started.
Total System Global Area 835104768 bytes
Fixed Size 2217952 bytes
Variable Size 520095776 bytes
Database Buffers 310378496 bytes
Redo Buffers 2412544 bytes
SQL> CREATE CONTROLFILE REUSE DATABASE "ORCL" RESETLOGS ARCHIVELOG
2 MAXLOGFILES 16
3 MAXLOGMEMBERS 3
4 MAXDATAFILES 100
5 MAXINSTANCES 8
6 MAXLOGHISTORY 292
7 LOGFILE
8 GROUP 1 ‘/u01/app/oracle/oradata/orcl/redo01.log‘ SIZE 50M BLOCKSIZE 512,
9 GROUP 2 ‘/u01/app/oracle/oradata/orcl/redo02.log‘ SIZE 50M BLOCKSIZE 512,
10 GROUP 3 ‘/u01/app/oracle/oradata/orcl/redo03.log‘ SIZE 50M BLOCKSIZE 512
11 -- STANDBY LOGFILE
12 DATAFILE
13 ‘/u01/app/oracle/oradata/orcl/system01.dbf‘,
14 ‘/u01/app/oracle/oradata/orcl/sysaux01.dbf‘,
15 ‘/u01/app/oracle/oradata/orcl/undotbs01.dbf‘,
16 ‘/u01/app/oracle/oradata/orcl/users01.dbf‘,
17 ‘/u01/app/oracle/oradata/orcl/example01.dbf‘,
18 ‘/u01/app/oracle/oradata/orcl/test01.dbf‘
19 CHARACTER SET AL32UTF8
20 ;
Control file created.
SQL> recover database;
ORA-00283: recovery session canceled due to errors
ORA-01610: recovery using the BACKUP CONTROLFILE option must be done
SQL> recover database using backup controlfile
ORA-00279: change 1132418 generated at 06/21/2016 09:46:44 needed for thread 1
ORA-00289: suggestion :
/u01/app/oracle/flash_recovery_area/ORCL/archivelog/2016_06_21/o1_mf_1_7_%u_.arc
ORA-00280: change 1132418 for thread 1 is in sequence #7
Specify log: {<RET>=suggested | filename | AUTO | CANCEL}
/u01/app/oracle/oradata/orcl/redo01.log
Log applied.
Media recovery complete.
继续执行后续语句,但不要recover
SQL> VARIABLE RECNO NUMBER;
SQL> EXECUTE :RECNO := SYS.DBMS_BACKUP_RESTORE.SETCONFIG(‘RETENTION POLICY‘,‘TO REDUNDANCY 1‘);
-- Commands to re-create incarnation table
PL/SQL procedure successfully completed.
SQL> SQL> -- Below log names MUST be changed to existing filenames on
SQL> -- disk. Any one log file from each branch can be used to
SQL> -- re-create incarnation records.
SQL> -- ALTER DATABASE REGISTER LOGFILE ‘/u01/app/oracle/flash_recovery_area/ORCL/archivelog/2016_06_21/o1_mf_1_1_%u_.arc‘;
SQL> -- ALTER DATABASE REGISTER LOGFILE ‘/u01/app/oracle/flash_recovery_area/ORCL/archivelog/2016_06_21/o1_mf_1_1_%u_.arc‘;
SQL> -- ALTER DATABASE REGISTER LOGFILE ‘/u01/app/oracle/flash_recovery_area/ORCL/archivelog/2016_06_21/o1_mf_1_1_%u_.arc‘;
SQL> -- ALTER DATABASE REGISTER LOGFILE ‘/u01/app/oracle/flash_recovery_area/ORCL/archivelog/2016_06_21/o1_mf_1_1_%u_.arc‘;
SQL> -- ALTER DATABASE REGISTER LOGFILE ‘/u01/app/oracle/flash_recovery_area/ORCL/archivelog/2016_06_21/o1_mf_1_1_%u_.arc‘;
SQL> ALTER DATABASE OPEN RESETLOGS;
Database altered.
SQL> ALTER TABLESPACE TEMP ADD TEMPFILE ‘/u01/app/oracle/oradata/orcl/temp01.dbf‘ REUSE;
Tablespace altered.
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原文地址：http://www.cnblogs.com/ericnie/p/5602714.html
