Thanks for the reply.
When I installed the tape drive last week, I downloaded the latest drivers off HP's website, but I'll recheck to be certain.
I'll give reducing the I/O buffer size a try.
Thanks
John

I am in the process of building a new tape backup solution where the physical tape drive is on a different physical server to the backup software, and StarWind Tape Redirector seems the perfect tool to allow me to do this. Existing solution using 1 server and no virtualisation: HP ProLiant ML350G5 s...