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Practical Linux Infrastructure by Syed Ali

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CHAPTER 3

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Virtualization with KVM

This chapter covers designing and implementing enterprise-class virtualization solutions. I focus on Kernel-Based Virtual Machine (KVM) because it is Linux based. The topics in this chapter include how to understand virtualization, select hardware, and configure networks; storage; file system choices; optimization; security concerns; and a reference architecture to put it all together.

What Is Virtualization?

Virtualization of the operating system is creating a virtual machine (VM) within another machine. The host is called the hypervisor and the guest is called a virtual machine. As seen in Figure 3-1, five VMs ...

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