//sys/class/tty/tty21/subsystem/tty58/subsystem/tty28/subsystem/tty33/subsystem/ptmx/subsystem/tty31/subsystem/tty55/subsystem/ttyS2/subsystem/tty41/subsystem/tty34/subsystem/tty44/subsystem/tty25/subsystem/tty59/subsystem/tty12/uevent