//sys/class/tty/tty63/subsystem/tty6/subsystem/ttyS2/subsystem/ttyS3/subsystem/tty7/subsystem/tty25/subsystem/tty13/subsystem/tty17/subsystem/tty3/subsystem/tty10/subsystem/tty39/subsystem/tty3/subsystem/tty40/subsystem/tty19/subsystem/tty36/uevent