在用户空间，DRBD提供一组用于管理复制磁盘的实用工具。

In user space, DRBD provides a set of utilities for managing replicated disks.

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复制磁盘实用。

Copy disk utility.

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尽管复制磁盘的思想从概念上来说是很简单的(开发也相对比较容易)，但是一个健壮的实现也有很多固有的复杂性。

Although the idea of a replicated disk is conceptually simple (and its development relatively straightforward), there are inherent complexities in a robust implementation.

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