Windows Server 2012 Hyper-V has introduced a series of improvements for virtual machine storage. All these new storage features and improvements in the existing storage types for virtual machines have allowed Hyper-V to fully cater for the end-to-end needs of server virtualization.

In the earlier version of Hyper-V, there were a few caveats for virtual machine storage selection. These virtual machine storage caveats didn't allow customers to select relaxed and flexible virtual machine storage platforms. One of the examples of these types of rigid storage selections for virtual machines is that virtual machine storage cannot be placed on an SMB file share. There are other major problems with virtual machine storage selection that we saw in the previous Windows Server and Hyper-V releases. These problems are as follows: