RMAN Full Database Backup:
RMAN> backup database; Starting backup at 11-AUG-21 using target database control file instead of recovery catalog allocated channel: ORA_DISK_1 channel ORA_DISK_1: SID=66 device type=DISK channel ORA_DISK_1: starting full datafile backup set channel ORA_DISK_1: specifying datafile(s) in backup set input datafile file number=00001 name=/u01/app/oracle/oradata/ORCL/system01.dbf input datafile file number=00003 name=/u01/app/oracle/oradata/ORCL/sysaux01.dbf input datafile file number=00004 name=/u01/app/oracle/oradata/ORCL/undotbs01.dbf input datafile file number=00007 name=/u01/app/oracle/oradata/ORCL/users01.dbf channel ORA_DISK_1: starting piece 1 at 11-AUG-21 channel ORA_DISK_1: finished piece 1 at 11-AUG-21 piece handle=/u01/app/oracle/product/19.0.0/dbhome_1/dbs/01069bke_1_1 tag=TAG20210811T222830 comment=NONE channel ORA_DISK_1: backup set complete, elapsed time: 00:00:55 Finished backup at 11-AUG-21 Starting Control File and SPFILE Autobackup at 11-AUG-21 piece handle=/u01/app/oracle/product/19.0.0/dbhome_1/dbs/c-1608118455-20210811-00 comment=NONE Finished Control File and SPFILE Autobackup at 11-AUG-21
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if we have a very large database and we are taking full backup …… how we can minimize backup taking time for this database …… plz reply
Hope we are using block change tracking enabled and Level 0 incremental every weekend and daily Level 1 incremental backup. It’s the best strategy.