How to manually create a control file in the database
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Background description:
A set of oracle databases is migrated from window to Linux
Backup on Windows and restore on Linux, but the restored control file contains the archive on Windows, which cannot be deleted on Linux, and the control file needs to be rebuilt.
RMAN > crosscheck archivelog all
Allocated channel: ORA_DISK_1
Channel ORA_DISK_1: SID=592 device type=DISK
Validation succeeded for archived log
Archived log file name=/oradata/orabak/O1_MF_1_12714_DNK7Y6DG_.ARC RECID=72
RMAN-03009: failure of crosscheck command on ORA_DISK_1 channel at 06/20/2017 15:50:44
ORA-19633: control file record 1 is out of sync with recovery catalog
Back up the oracle database first
Rman > backup database
Rman > backup current controlfile
Cd / u01/app/oracle/diag/rdbms/orcl/orcl/trace
Tail-100f alert*
Alter database backup controlfile to trace
Sql > startup nomount
Sql > CREATE CONTROLFILE REUSE DATABASE "ORCL" NORESETLOGS ARCHIVELOG
MAXLOGFILES 16
MAXLOGMEMBERS 3
MAXDATAFILES 100
MAXINSTANCES 8
MAXLOGHISTORY 292
LOGFILE
GROUP 11'/ oradata/orcl/redo11.log' SIZE 50m BLOCKSIZE 512
GROUP 12'/ oradata/orcl/redo12.log' SIZE 50m BLOCKSIZE 512
GROUP 13'/ oradata/orcl/redo13.log' SIZE 50m BLOCKSIZE 512
-- STANDBY LOGFILE
DATAFILE
'/ oradata/orcl/SYSTEM01.DBF'
'/ oradata/orcl/SYSAUX01.DBF'
'/ oradata/orcl/UNDOTBS01.DBF'
'/ oradata/orcl/USERS01.DBF'
'/ oradata/orcl/JINYI.DBF'
CHARACTER SET AL32UTF8
Sql > alter database open
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