//sys/class/tty/tty6/subsystem/tty15/subsystem/tty21/subsystem/tty55/subsystem/tty31/subsystem/tty26/subsystem/tty21/subsystem/tty63/subsystem/tty49/subsystem/tty56/subsystem/tty30/subsystem/tty11/subsystem/tty53/subsystem/tty4/dev