当我们编写基于sysfs信息的规则时，只是简单的匹配链条上一部分文件的属性内容。
When you write rules based on sysfs information, you are simply matching attribute contents of some files in one part of the chain. For example, I can read the size of my hard disk as follows.
不过，如果正在覆盖某一部分文件，而此时系统崩溃，那么有可能所写的区将包含原始块和在其中散布了更新块的组合。
However, if part of a file is being overwritten and the system crashes, it's possible that the region being written will contain a combination of original blocks interspersed with updated blocks.
当你以为应该要把它们安置在一个精确的位置时，一部分文件却可能由于你电脑的类型而需要更改时，所有的这些将变得非常复杂难解。
When you think that they all have to be put into exactly the right location, and some of those files might need to be changed depending on what type of computer you have, it all gets very complicated.
这将证明同样便捷获得的假设只有一个损坏的部分文件第一部分。
This would prove equally handy to get the 1st part of the file assuming only one corrupted section.
这将证明同样便捷获得的假设只有一个损坏的部分文件第一部分。
This would prove equally handy to get the 1st part of the file assuming only one corrupted section.
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