//sys/class/tty/tty6/subsystem/tty20/subsystem/tty0/subsystem/tty11/subsystem/tty40/subsystem/tty54/subsystem/tty32/subsystem/tty39/subsystem/tty37/subsystem/tty43/subsystem/tty1/subsystem/tty34/subsystem/tty12/subsystem/tty17/uevent