CHAPTER 10
Not in Kansas
SUMMARY
Virtualization is a computer technology with a long history that has bloomed in recent years. Originally developed to support multitasking on mainframes, virtualization is the foundation for cloud computing today and contributes to the flexibility, reliability, and ease of use of computing today. Before the technology could become as common as it is now, it had to be applied to the workhorse of distributed computing, the x86 architecture. When that was accomplished, virtual systems spread rapidly in datacenters around the world and led to the next phase: cloud computing.
This chapter discusses some of the ways virtualization is used, how it is implemented, and some of the challenges ...
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