I/O virtualization is the process of allowing a single I/O adapter to be used by many virtual machines. It is very common for network, storage, and USB.
This chapter covers the following topics:
•Device assignment without virtualization (pass-through)
•Fibre Channel virtualization (NPIV)
•Multipath disk usage
6.1 Types of virtualization
With hypervisor virtualization, the I/O device is virtualized by the hypervisor. In this model, the hypervisor needs to multiplex the virtual ...