When used without size options, these tools all resize the file system to fill the new logical volume size, which is convenient when growing a logical volume.
如果不使用大小选项,所有这些工具将调整文件系统来填满逻辑卷大小,在增加一个逻辑卷时这是很方便的。
It's deliberate that a lot of the examples in lecture are fairly short and bite-size so that you can actually focus on pulling out the key ideas without getting distracted by line and lines of code.
很多的演讲中的例子,是短小的,因此你们可以集中于提取其中的主要思想,而不是被一行行的代码给分心。
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