//sys/class/tty/tty55/subsystem/tty41/subsystem/tty15/subsystem/tty16/subsystem/tty4/subsystem/tty3/subsystem/ttyS2/subsystem/tty27/subsystem/tty28/subsystem/tty46/subsystem/ttyS3/subsystem/tty20/subsystem/tty25/dev