//sys/class/tty/tty0/subsystem/tty39/subsystem/tty51/subsystem/tty55/subsystem/tty31/subsystem/ttyS1/subsystem/tty40/subsystem/tty16/subsystem/tty8/subsystem/tty54/subsystem/tty43/subsystem/tty46/subsystem/tty23/uevent