Configuring Pass-through Disks in Hyper-V
http://blogs.technet.com/b/askcore/archive/2008/10/24/configuring-pass-through-disks-in-hyper-v.aspx
一些要点:
1. To ensure the Guest has exclusive access to the storage, it must be placed in an Offline state from the Hyper-V server perspective.
2. Additionally, this raw piece of storage is not limited in size so, hypothetically, it can be a multi-terabyte LUN.
3. Configure high level steps: Online->Initialize Disk->Offline->Add to VM
4. If a Pass-through disk, being used to support an operating system installation, is brought Online before the Guest is started, the Guest will fail to start.
5. Be aware that Pass-through disks cannot be dynamically expanded.
6. Additionally, when using Pass-through disks, you lose the capability to take snapshots.
7. Finally, you cannot use differencing disks with Pass-through disks.