//sys/class/tty/tty21/subsystem/tty56/subsystem/tty10/subsystem/tty6/subsystem/tty62/subsystem/tty3/subsystem/tty25/subsystem/tty14/subsystem/tty24/subsystem/tty56/subsystem/tty58/subsystem/tty13/subsystem/tty63/subsystem/ttyS2/subsystem/tty24/subsystem/tty49/subsystem/tty60/subsystem/tty59/subsystem/tty23/uevent