//sys/class/tty/tty21/subsystem/tty10/subsystem/tty13/subsystem/tty49/subsystem/tty8/subsystem/tty42/subsystem/tty30/subsystem/tty27/subsystem/tty56/subsystem/tty12/subsystem/tty62/subsystem/tty5/subsystem/tty32/subsystem/tty27/subsystem/tty42/dev