关键词：云交付模式；资源虚拟化；虚拟机
摘 要：This article explains best practices used to virtualize hardware resources in IBM?PureApplication? System to achieve infrastructure as a service. It describes howPureApplication System uses virtual machines (VMs) to virtualize computational resources,virtual local area networks (VLANs) to virtualize network resources, and storage area networks(SAN) to virtualize storage resources.