Who command in Linux? The Linux “who” command lets you display the users currently logged in to your UNIX or Linux operating system. Whenever a user needs to know about how many users are using or are logged-in into a particular Linux-based operating system, he/she can use the “who” command to get that information.
How do I use who in Linux?
- Display Account Information.
- Print the Column Headers.
- Display Only the Hostname and the User Associated with stdin.
- Show Available Terminals.
- Display the Time of the Last System Boot.
- Display All Login Names and Number of Users Logged On.
- Add User’s Message Status.
What does the who command do? The who command can tell you who is logged in to the network, count them and give a list of them on a single line. It can also show when a system was last booted as well as the run state that the system is in.
How do I see who is using Linux?
- w command : Show who is logged on and what they are doing on Linux.
- who command : Display information about Linux users who are currently logged in.
- whoami command : Find out who you are currently logged in as on Linux.