虚拟环境的另一个优点是可以执行服务器整合和基础设施缩减，从而降低成本。

Another advantage of the virtual environment is the ability to reduce costs by performing server consolidation and infrastructure reductions.

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ISD提供一个集成的基于浏览器的用户界面，用于执行常见的系统管理任务；还提供整个IT环境的单一全局视图，包括物理组件和虚拟组件。

ISD provides an integrated, browser-based user interface to common systems management tasks, and a single global view of your total IT environment, including both physical and virtual components.

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当执行一个查询时，所有的工作会被平均地分配到不同的线程中，但在超线程（hypertheading）或是虚拟化的环境中，这些线程并不是按照一致的速度运行的。

When a query is executed, the work is evenly spilt among threads. But with both hyperthreading and virtualization, those threads are not running at a consistent speed.

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