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The output of your command "$ w" is:

 15:34:40 up 12 days,  4:11,  2 users,  load average: 0.09, 0.04, 0.03
USER     TTY      FROM             LOGIN@   IDLE   JCPU   PCPU  WHAT
wahid             192.168.254.125  Mon22   42:56m  0.00s  0.83s sshd: wahid [priv]
gdm      tty1     -                13Dec25  1:33m  1:16m  2.18s /usr/bin/gjs -m /usr/share/gnome-shell/org.gnome.ScreenSaver