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IBM PowerKVM: Configuration and Use by Scott Vetter, José Ricardo Ziviani, Stephen Lutz, Breno Leitao, Murilo Opsfelder Araújo

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I/O virtualization
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:
Hypervisor virtualization
Hardware virtualization
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 ...

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