How is the fuser command used in Linux?

The fuser command in Linux is used to display information about processes using a specific file or directory. The basic usage method is as follows:

fuser [options] filename/directory

Common options include:

  1. -Kill the process that is currently using the specified file or directory.
  2. -m: Displays information about the mounted file systems.
  3. -v: Show detailed information.
  4. – u: display username.
  5. Interactive mode to confirm killing the process.

To view the process information of the file test.txt that is currently being used, you can use the following command:

fuser test.txt

To kill the process using test.txt, you can use the following command:

fuser -k test.txt
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