[Borgbackup] file size info

[Giuseppe Arvati]

Hello,

I just create a new repo

  borg init -e repokey /opt/mnt/borgbackup/ads.borg

  and than create 1 archive with only 1 file
  borg create -p --stats /opt/mnt/borgbackup/ads.borg::ads-init 
ads_orcl_daily_dmp_4

the file is 109GB but at the and of create command I get this
stats
------------------------------------------------------------------------------
Archive name: ads-init
Time (start): Thu, 2017-10-26 10:06:31
Time (end):   Thu, 2017-10-26 11:05:46
Duration: 59 minutes 14.92 seconds
Number of files: 1
Utilization of max. archive size: 0%
------------------------------------------------------------------------------
                        Original size      Compressed size 
Deduplicated size
This archive:              234.55 GB            206.44 GB 
103.22 GB
All archives:              234.55 GB            206.44 GB 
103.22 GB

                        Unique chunks         Total chunks
Chunk index:                   44022                88051


Why the original size reported is about twice the real size of the file ?

thank you
giuseppe