Topic: Backup & Recovery >> rman backup does not work properly
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| Title: rman backup does not work properly |
| sivakumar |
Posted: Jun 26, 2009 11:50:05 PM |
Total Post: 18
Joined: Jan, 2009
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in our production database, we have 5 tablespace, in that 2 tablespace are stored in SAN disk, rest of the three T.S are stored in local server, the problem is when i take backup of entire DB using RMAN the T.S stored in SAN disk RMAN takes used and unused blocks from the T.S in SAN disk.
but the rest of 3 T.S (which stored in local server) RMAN performs backups of used blocks only.
i would appreciate, if somebody could help me in this regard.
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Gitesh |
| Posted: Jul 11, 2009 02:58:08 PM | |
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Total Post: 515
Joined: May, 2005
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Hi,
What is the Oracle version and paste output of RMAN backup.
Thanks and regards,
Gitesh Trivedi
www.dbametrix.com
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sivakumar |
| Posted: Jul 12, 2009 11:23:55 PM | |
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Total Post: 18
Joined: Jan, 2009
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hi
we are using Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - 64bit
RMAN> backup tablespace niil_ndx
Starting backup at 13-JUL-09
using channel ORA_DISK_1
channel ORA_DISK_1: starting full datafile backupset
channel ORA_DISK_1: specifying datafile(s) in backupset
input datafile fno=00007 name=/oraclendx/niil_ndx.dbf
channel ORA_DISK_1: starting piece 1 at 13-JUL-09
channel ORA_DISK_1: finished piece 1 at 13-JUL-09
piece handle=/oracle/data/flash_recovery_area/NIIL/backupset/2009_07_13/o1_mf_nnndf_TAG20090713T083739_55o97wyr_.bkp tag=TAG20090713T083739 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:07:05
Finished backup at 13-JUL-09
****
thats the o/p.
niil_ndx tablespace is stored in SAN disk, and it has size of 10G, actually it contains 2.5 GB of data only, but while i am taking backup of this tablespace it takes entire 10G, i don't know why.
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