A Software-Defined Networking Roadside Unit Cloud Resource Management Framework for Vehicle Ad Hoc Networks

Table 2

Output parameters and constants.

Output and constants	Description
	1, if service is hosted on RSU ; 0, otherwise.
	The load for service on path from RSU to RSU , , .
	1, if a control plane now exists for service on path between RSUs and ; 0, otherwise. , , .
	The load on edge .
	The delay on edge
	The load on edge is mapped to a bunch of .
	1, if the load on edge equals to ; 0, otherwise.
	The delay on path from RSU to ,
	1, if ; 0, otherwise.
	A large constant.
	A constant, usually greater than or equal to 1. The parameter size can be adjusted according to different scenarios to ensure a certain amount of service resource redundancy.