[ADSM-L] help with numbers

hi i was doing some testing i i encountered some strange issues , at
least for me :-)
i was firing away 2 backups of the same db file for some analysis and
this is what i got
total number of bytes does not show the right value ... maybe :-S
i'm confused, if anyone have  seend something like this please say something ...

--->> first try:
Selective Backup function invoked.

Normal File-->     3,665,543,168 /db/DRM/dbase/data/COREM_DAT03.dbf
** Unsuccessful **
ANS1114I Waiting for mount of offline media.
Retry # 1  Normal File-->     3,665,543,168
/db/DRM/dbase/data/COREM_DAT03.dbf [Sent]
Selective Backup processing of '/db/DRM/dbase/data/COREM_DAT03.dbf'
finished without failure.


Total number of objects inspected:        1
Total number of objects backed up:        1
Total number of objects updated:          0
Total number of objects rebound:          0
Total number of objects deleted:          0
Total number of objects expired:          0
Total number of objects failed:           0
Total number of bytes transferred:     3.41 GB
LanFree data bytes:                    3.41 GB <---- this is ok !!!
Data transfer time:                  108.08 sec
Network data transfer rate:        33,125.14 KB/sec
Aggregate data transfer rate:      23,127.43 KB/sec
Objects compressed by:                    0%
Elapsed processing time:           00:02:34

--->> second try:
Selective Backup function invoked.

Normal File-->     3,665,543,168 /db/DRM/dbase/data/COREM_DAT03.dbf
** Unsuccessful **
ANS1114I Waiting for mount of offline media.
Retry # 1  Normal File-->     3,665,543,168
/db/DRM/dbase/data/COREM_DAT03.dbf [Sent]
Selective Backup processing of '/db/DRM/dbase/data/COREM_DAT03.dbf'
finished without failure.


Total number of objects inspected:        1
Total number of objects backed up:        1
Total number of objects updated:          0
Total number of objects rebound:          0
Total number of objects deleted:          0
Total number of objects expired:          0
Total number of objects failed:           0
Total number of bytes transferred:     6.82 GB  <---- ISSUE :-)
LanFree data bytes:                    6.82 GB
Data transfer time:                  135.10 sec
Network data transfer rate:        52,998.27 KB/sec
Aggregate data transfer rate:      50,367.30 KB/sec
Objects compressed by:                    0%
Elapsed processing time:           00:02:22


server 5.4.1 on aix 5.2
client 5.4.1
sta 5.4.1 on client
3584 LTO3 drives

thanks in advance