configure device type disk parallelism

Microsoft Windows XP [Version 5.1.2600]
(C) Copyright 1985-2001 Microsoft Corp.

C:\Documents and Settings\UserXP>cd\

C:\>rman target /

Recovery Manager: Release 9.2.0.1.0 - Production

Copyright (c) 1995, 2002, Oracle Corporation.  All rights reserved.

connected to target database: KUMAR (DBID=1995632557)

RMAN>

RMAN> show all;

using target database controlfile instead of recovery catalog
RMAN configuration parameters are:
CONFIGURE RETENTION POLICY TO REDUNDANCY 1; # default
CONFIGURE BACKUP OPTIMIZATION OFF; # default
CONFIGURE DEFAULT DEVICE TYPE TO DISK; # default
CONFIGURE CONTROLFILE AUTOBACKUP OFF; # default
CONFIGURE CONTROLFILE AUTOBACKUP FORMAT FOR DEVICE TYPE DISK TO '%F'; # default
CONFIGURE DEVICE TYPE DISK PARALLELISM 1; # default
CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 1; # default
CONFIGURE ARCHIVELOG BACKUP COPIES FOR DEVICE TYPE DISK TO 1; # default
CONFIGURE MAXSETSIZE TO UNLIMITED; # default
CONFIGURE SNAPSHOT CONTROLFILE NAME TO 'E:\ORACLE\ORA92\DATABASE\SNCFKUMAR.ORA';
 # default



RMAN> configure device type disk parallelism 4;

new RMAN configuration parameters:
CONFIGURE DEVICE TYPE DISK PARALLELISM 4;
new RMAN configuration parameters are successfully stored

RMAN>


RMAN> copy # 3 files copied in parallel
2> datafile 1 to 'c:\backup\df01.dbf',
3> datafile 2 to 'c:\backup\df02.dbf',
4> datafile 3 to 'c:\backup\df03.dbf';

Starting copy at 14-FEB-10
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=13 devtype=DISK
allocated channel: ORA_DISK_2
channel ORA_DISK_2: sid=14 devtype=DISK
allocated channel: ORA_DISK_3
channel ORA_DISK_3: sid=17 devtype=DISK
allocated channel: ORA_DISK_4
channel ORA_DISK_4: sid=18 devtype=DISK
channel ORA_DISK_3: copied datafile 3
output filename=C:\BACKUP\DF03.DBF recid=1 stamp=710962125
channel ORA_DISK_2: copied datafile 2
output filename=C:\BACKUP\DF02.DBF recid=2 stamp=710962151
channel ORA_DISK_1: copied datafile 1
output filename=C:\BACKUP\DF01.DBF recid=3 stamp=710962163
Finished copy at 14-FEB-10

RMAN> copy #  second copy command
2> datafile 4 to 'c:\backup\df04.dbf';

Starting copy at 14-FEB-10
using channel ORA_DISK_1
using channel ORA_DISK_2
using channel ORA_DISK_3
using channel ORA_DISK_4
channel ORA_DISK_1: copied datafile 4
output filename=C:\BACKUP\DF04.DBF recid=4 stamp=710962255
Finished copy at 14-FEB-10

RMAN>