ODOC: who

who — show WHO is logged on

Summary :

who prints the info (login name, terminal line, login time, and remote hostname or X display) abt abt each user currently logged on.
who uses /var/run/utmp file to know abt the current users.

Examples :

$ who — Show who are all logged on.

$ who -H — Show info with header.

$ who -m — only hostname and user associated with stdin.

$ who -q — Show currently logged username and count.

$ who -r — Show the current run level.

$ who -s — Short form.

$ who -T — Add user’s message status as +, – or ?

$ who -a — Show all info.

$ who am i — Your detail.

$ who mom likes — !!?? 🙂

$ who /var/log/wtmp — Who has previously logged on.

Read : man who

Tech Tags: linux