Sure thing! Basically, you need to enable the MS deduplication on the volume where StarWind VTL is located. So basically we are refering to the dedup ratio of Ms in case of cold data. This link should be helpful here: http://blogs.technet.com/b/filecab/arch ... -2012.aspx
Best regards,
Anatoly Vilchinsky
Global Engineering and Support Manager
www.starwind.com
av@starwind.com
Just a tiny update here: I'd suggest to take a look at our hardware VTL appliance as it has all the deduplication / compression settings applied out-of-box. Here: