典型的连续运行环境常常使用这种模式，从而确保所有数据在灾难中得到保护。
This mode is usually employed by the typical 24x7 shop, where every piece of information is guarded from mishaps.
数据保护是一系列计算出的风险，像快照、连续数据保护(CDP)、复制和RAID技术都无法提供绝对的安全保障。
Data protection is always a series of calculated risks, and even such technologies as snapshots, continuous data protection (CDP), replication, and RAID are not absolute guarantees of security.
ZFS内嵌入的是重要功能集(如快照、即写即拷克隆、连续完整性检查和通过RAID - Z的数据保护)的实现。
Embedded within ZFS is an implementation of an important set of features such as snapshots, copy-on-write clones, continuous integrity checking, and data protection through RAID-Z.
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