Microsoft has released a paper titled:"Large scale Virtual Desktop Infrastructure deployment using Windows Server 2012 R2 with Storage Tiers and Data Deduplication". The paper which contains 49 pages explains a large-scale Virtual Desktop Infrastructure (VDI) deployment with virtual machines based on Hyper-V.
The virtual disks are deployed on a Scale-Out File Server cluster running Window Server 2012 R2.By using a combination of the Storage Spaces and Data Deduplication features in Windows Server 2012 R2, a highly resilient solution with good performance and high savings rates for storage can be delivered.