However, in order for the filesystem driver to work properly, it has one important requirement; it expects to find the meta-data in some kind of reasonable, consistent, non-corrupted state.

然而，为了使得文件系统驱动程序正常工作，有一个很重要的必要条件；它需要在某种合理的、一致的和没有干扰的状态下找到元数据。

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Thanks to the journal, hundreds of Gigabytes of filesystem meta-data can be brought to a consistent state almost instantaneously.

多亏了日志，数百G的文件系统元数据几乎能在瞬间恢复到一致性的状态。

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FSCK's job is to ensure that the to-be-mounted filesystems' meta-data is in a usable state.

fsck的工作就是确保要装载的文件系统的元数据是处于可使用的状态。

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