虚拟化系统可以确定应用程序应在何处运行，集群应是多大以及如何路由到这些应用程序。
The virtualization system can decide where applications should run, how big the clusters should be, and how to route to those applications.
事实证明，如果您虚拟化许多相同的操作系统和应用程序组，那么许多内存页面都是相同的。
It turns out that if you virtualize many of the same operating system and application sets, many memory pages are identical.
应用虚拟化与操作系统虚拟所不同的是，后者是虚拟整个操作系统，而不是只针对特定的应用。
Application virtualization differs from operating system virtualization in that in the latter case, the whole operating system is virtualized rather than only specific applications.
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