Explore the powerful lsof command for system administration in this 20-minute video tutorial. Learn how to list open files on your Linux system, understand the command's output columns, and discover practical applications. Master techniques to narrow down results by name, process, or PID, and see real-life examples of using lsof. Gain insights on excluding users from output and finding IP addresses. Enhance your Linux system administration skills with this comprehensive breakdown of the lsof utility.