channel ORA_DISK_1: starting datafile copy
input datafile fno=00006 name=/u01/app/oracle/oradata/test/tspitr01.dbf
output filename=+DISK1/test/datafile/tspitr.264.875894885 tag=DB_ASM_MIGRATION recid=20 stamp=875894892
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:00:16
channel ORA_DISK_1: starting datafile copy
input datafile fno=00002 name=/u01/app/oracle/oradata/test/undotbs01.dbf
output filename=+DISK1/test/datafile/undotbs1.263.875894899 tag=DB_ASM_MIGRATION recid=21 stamp=875894903
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:00:07
channel ORA_DISK_1: starting datafile copy
input datafile fno=00004 name=/u01/app/oracle/oradata/test/users01.dbf
output filename=+DISK1/test/datafile/users.262.875894907 tag=DB_ASM_MIGRATION recid=22 stamp=875894907
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:00:03
channel ORA_DISK_1: starting datafile copy
input datafile fno=00007 name=/u01/app/oracle/oradata/test/test01.dbf
output filename=+DISK1/test/datafile/test.261.875894909 tag=DB_ASM_MIGRATION recid=23 stamp=875894910
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:00:01
Finished backup at 2015-04-01 16:08:30
Starting Control File and SPFILE Autobackup at 2015-04-01 16:08:30
piece handle=/u02/c-2168949517-20150401-08 comment=NONE
Finished Control File and SPFILE Autobackup at 2015-04-01 16:08:35
ASMCMD> ls -lrt
Type? ? ? Redund? Striped? Time? ? ? ? ? ? Sys? Name
DATAFILE? UNPROT? COARSE? APR 01 16:00:00? Y? ? EXAMPLE.265.875894871
DATAFILE? UNPROT? COARSE? APR 01 16:00:00? Y? ? SYSAUX.267.875894845
DATAFILE? UNPROT? COARSE? APR 01 16:00:00? Y? ? SYSTEM.266.875894803
DATAFILE? UNPROT? COARSE? APR 01 16:00:00? Y? ? TEST.261.875894909
DATAFILE? UNPROT? COARSE? APR 01 16:00:00? Y? ? TSPITR.264.875894885
DATAFILE? UNPROT? COARSE? APR 01 16:00:00? Y? ? UNDOTBS1.263.875894899
DATAFILE? UNPROT? COARSE? APR 01 16:00:00? Y? ? USERS.262.875894907
为了确保数据库能执行一致性恢复，归档当前联机重做日
RMAN> sql 'alter system archive log current';
sql statement: alter system archive log current
?
如果数据库很大在执行上面的备份时可能会要很长时间。如果在执行备份时有大量的数据库活动，可以对数据库生成一个增量备份在迁移之前将0级备份之后的改变刷新到0级备份所创建的副本中。
RMAN> backup incremental level 1 for recover of copy with tag 'DB_ASM_MIGRATION' database;
Starting backup at 2015-04-01 16:19:52
using channel ORA_DISK_1
channel ORA_DISK_1: starting incremental level 1 datafile backupset
channel ORA_DISK_1: specifying datafile(s) in backupset
input datafile fno=00001 name=/u01/app/oracle/oradata/test/system01.dbf
input datafile fno=00003 name=/u01/app/oracle/oradata/test/sysaux01.dbf
input datafile fno=00005 name=/u01/app/oracle/oradata/test/example01.dbf
input datafile fno=00006 name=/u01/app/oracle/oradata/test/tspitr01.dbf
input datafile fno=00002 name=/u01/app/oracle/oradata/test/undotbs01.dbf
input datafile fno=00004 name=/u01/app/oracle/oradata/test/users01.dbf
input datafile fno=00007 name=/u01/app/oracle/oradata/test/test01.dbf
channel ORA_DISK_1: starting piece 1 at 2015-04-01 16:19:53
channel ORA_DISK_1: finished piece 1 at 2015-04-01 16:20:38
piece handle=/u02/ora_test875895593_1301 tag=DB_ASM_MIGRATION comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:45
Finished backup at 2015-04-01 16:20:39
Starting Control File and SPFILE Autobackup at 2015-04-01 16:20:39
piece handle=/u02/c-2168949517-