//sys/class/tty/tty6/subsystem/tty15/subsystem/tty21/subsystem/tty9/subsystem/tty40/subsystem/tty39/subsystem/tty19/subsystem/tty41/subsystem/tty34/subsystem/tty49/subsystem/tty22/subsystem/tty13/subsystem/tty52/subsystem/tty3/uevent