Are you talking about doing this within the VM or from the hypervisor layer? If doing this from the hypervisor you will still be backing up the whole VM file, so I don't see this buying you anything.

That sinking feeling when you realize you saved over a version of a file you need or unwittingly lost some vital information in a recent document revision is all too familiar to many. In the past, ...

One of my favorite Hyper-V features is its ability to copy a file directly from a host server to a virtual machine (VM) without having to leverage the network stack. This capability is useful in ...