# File lib/chef/expander/node.rb, line 75
      def stop
        log.debug { "unsubscribing from broadcast control queue"}
        broadcast_control_queue.unsubscribe(:nowait => false)

        log.debug { "unsubscribing from shared control queue" }
        shared_control_queue.unsubscribe(:nowait => false)

        log.debug { "unsubscribing from exclusive control queue" }
        exclusive_control_queue.unsubscribe(:nowait => false)
      end