//sys/class/tty/tty21/subsystem/tty62/subsystem/ttyS0/subsystem/tty18/subsystem/tty16/subsystem/tty59/subsystem/tty45/subsystem/tty50/subsystem/tty22/subsystem/tty38/subsystem/tty8/subsystem/tty/subsystem/tty19/subsystem/tty32/uevent