The W utility in Linux is a command-line utility that allows you to view information about current system users and their activity.
When you run the w command in the terminal, it outputs the following information:
The W utility also shows general information about the system, such as the current time, system uptime, number of users, and average CPU usage. W can be useful for monitoring user activity on the system, tracking the resources used by each user, and to determine who is currently in the system.
Additional information about the parameters and use of the W utility can be found in the user manual or by running the man w command in the terminal. It is included in most distributions and does not require installation.