The rapid development of computer network has undergone several major upgrades in the network environment of more than ten years. Although the demand for node capacity and bandwidth is increasing, the demand for it is still in short supply, especially during the network peak period, frequent network congestion and slow rate problem. How to deal with a large number of cloud computing data requests and services, so that each user access to better and more efficient network experience Internet development is now facing an important issue. The resource scheduling system is designed, which is realized by using SDN (Software Defined Network) and java language. The interface is simple and clear, user-friendly and practicable.