//sys/class/tty/tty21/subsystem/tty10/subsystem/tty1/subsystem/tty14/subsystem/tty5/subsystem/tty37/subsystem/tty53/subsystem/tty53/subsystem/tty58/subsystem/tty20/subsystem/tty12/subsystem/tty24/subsystem/tty28/subsystem/ttyS1/dev