Over the past 15 years, server virtualization has become the preferred method of application deployment in the enterprise datacenter. Popular hypervisors, such as VMware ESXi and Microsoft Hyper-V, are ubiquitous. Large cloud providers such as Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform have followed a similar path. The most common unit of consumption for infrastructure as a service (IaaS) is a virtual machine (VM).
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