LoadDirector User Manual is a user manual of the load balancing system of Shanghai SongZhuo Information Technology Co.,Ltd. LoadDirector is the core of the cluster system. It is a high-availability intelligent load balancing and scheduling device. LoadDirector load balancer is placed between the router and the server array to monitor each backend server continuously to ensure that they are in normal working condition. Then, LoadDirector will automatically distribute external Internet/Intranet service requests to the current most available server. LoadDirector provides more economical scalability and high fault tolerance. It makes it possible for the cluster system to optimize performance and provide personalized services for users. It allows users to enjoy the best service.