//sys/class/tty/tty63/subsystem/tty6/subsystem/tty30/subsystem/tty46/subsystem/tty19/subsystem/tty30/subsystem/tty40/subsystem/tty53/subsystem/ptmx/subsystem/tty8/subsystem/tty38/subsystem/tty19/subsystem/tty49/subsystem/tty4/uevent