//sys/class/tty/tty0/subsystem/tty1/subsystem/tty9/subsystem/tty38/subsystem/tty28/subsystem/tty28/subsystem/ttyS2/subsystem/tty4/subsystem/tty12/subsystem/tty39/subsystem/tty29/subsystem/tty1/subsystem/tty25/subsystem/tty30/uevent