Where Online Learning is simpler!

The output of your command "$ w -i" is:

 18:34:19 up 30 days,  8:39,  4 users,  load average: 0.36, 0.88, 0.49
USER     TTY      FROM             LOGIN@   IDLE   JCPU   PCPU  WHAT
wahid    tty2     -                14Mar26 24days  0.12s  0.04s /usr/libexec/gnome-session-binary --session=ubuntu
wahid             192.168.254.125  22Mar26  8days  0.00s  1.31s sshd: wahid [priv]
wahid             192.168.254.125  15Mar26  8days  0.00s  0.01s sshd: wahid [priv]
wahid             192.168.254.125  14Mar26  8days  0.00s  0.02s sshd: wahid [priv]