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14. File Systems > Advanced Mount Features

Advanced Mount Features

We now look at a number of more advanced features that can be employed when mounting file systems. We demonstrate the use of most of these features using the mount(8) command. The same effects can also be accomplished from a program via calls to mount(2).

Mounting a File System at Multiple Mount Points

In kernel versions before 2.4, a file system could be mounted only on a single mount point. From kernel 2.4 onward, a file system can be mounted at multiple locations within the file system. Because each of the mount points shows the same subtree, changes made via one mount point are visible through the other(s), as demonstrated by the following shell session:


  

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