//sys/class/tty/tty42/subsystem/ttyS2/device/tty:ttyS3/subsystem/tty6/subsystem/tty36/subsystem/tty20/subsystem/tty4/subsystem/tty/subsystem/tty15/subsystem/tty30/subsystem/tty18/subsystem/tty44/subsystem/tty14/dev