For the purposes of this article, we'll focus on server virtualization, where a hypervisor layer exists, supporting the execution of multiple virtual machines on one physical server.

对于本文，我们的重点是服务器虚拟化；在服务器虚拟化中存在一个管理程序层，用于支持在单个物理服务器上运行的多个虚拟机的执行。

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The hypervisor is a platform-virtualization software.

管理程序是一个平台虚拟化软件。

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Figure 1 illustrates some of the fundamental differences between the different types of partitioning and hypervisor-based virtualization solutions.

图1演示了不同类型的分区和基于管理程序的虚拟化解决方案之间的一些基本差异。

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The server virtualization leader announced version 5 of its venerable hypervisor and version 1.5 of vCloud Director, its IaaS platform atop vSphere.

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