Total number of bytes transferred is less than the actual size on the disk

[pharthiphan]

We are archived data from one of the GPFS file system. Total number of bytes transferred is less than the actual size on the disk though there is no failure in archival. What could be reason ?

[root@iitmlogin5 ~]# du -sh /imd/LRF_DATA/DataToTape/hind_00UTC_JAN_1992
3.8T /imd/LRF_DATA/DataToTape/hind_00UTC_JAN_1992
[root@iitmlogin5 ~]#

-------------------------------------DETAILED ARCHIVE REPORT--------------------------------------------------------------------------------

Archive processing of '/imd/LRF_DATA/DataToTape/hind_00UTC_JAN_1992/*' finished without failure.


Total number of objects inspected: 16,704
Total number of objects archived: 16,704
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 inspected: 1.38 TB
Total number of bytes transferred: 1.38 TB
Data transfer time: 11,498.07 sec
Network data transfer rate: 129,537.77 KB/sec
Aggregate data transfer rate: 624,483.44 KB/sec
Objects compressed by: 0%
Total data reduction ratio: 0.00%
Elapsed processing time: 00:39:45
[pravin@iitmlogin5 gibies]$

 

[saeluiss]

Which command did you run? Did you use root to run tha command?

 

[pharthiphan]

To take backup:- nohup dsmc arch /iitm2/erpas/imdoper/hindcast/hindcast_output/IC_tapes_backcup/hindcast_CFS_0302/ -subdir=yes > /tsm/backuplogs/hindcast_CFS_0302_`date +%d%m%y_%H_%M`.log &

To Check the directory size in the filesystem :- du -sh /iitm2/erpas/imdoper/hindcast/hindcast_output/IC_tapes_backcup/hindcast_CFS_0302/

Yes We are running as "root" user