With redundancy being the key feature of an ha cluster, the components that are essential in this example are node management, a distributed file system, volume management, and monitoring.

由于冗余是ha集群的关键特性，因而在这个例子中基本的组成部分包括节点管理、分布式文件系统、卷管理和监控。

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Create a file system on the volume.

在卷上创建一个文件系统。

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This includes the physical architecture, logical disk geometry, and logical volume and file system configuration.

这包括物理体系结构、逻辑磁盘排列，以及逻辑卷和文件系统配置。

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Many observers have suggested defensive techniques that deploy TrueCrypt disk encryption with hidden volume partitions or PGP Whole Disk Encryption rendering the entire computer unbootable thereby making even file time and date stamps unavailable.

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