How to use the lsof command: 2-Minute Linux Tips

The video tutorial explains the use of the Lsof command to list open files on a system. It highlights the importance of using 'sudo' to avoid permission issues and demonstrates the command's output, showing a large number of open files. The tutorial provides a practical example by examining files opened by a specific user, Nemo, and explains that many files support the user's login session. It also discusses the structure of the Lsof output, detailing columns like command, PID, username, file descriptor, file size, and name.

What command is suggested to properly list all open files?

How many files are reported to be open on the system?

What is the significance of the files opened by the user Nemo?

What is the name of the file that Nemo is currently editing?

What does the output of the command include in terms of file information?