这样做使您能够引入定制的操作系统配置。

Doing so enables you to introduce custom operating system configurations.

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第四步，也是最后一步，节点之间的整个操作系统配置必须匹配。

Fourth and finally, the entire operating system configuration must match between the nodes.

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本部分描述了验证操作系统配置，以及删除并重新创建实例的过程。

This section describes the procedures to verify the configuration of your operating system, and to drop and re-create an instance.

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