实时高可用测控集群管理控制节点设计

为提高飞行器试验任务中的实时测控数据处理能力,满足高并发、大容量、强实时、高可靠的试验数据处理需求,基于实时操作系统建立了一个计算功能强大、实时性强、可靠性高的测控集群系统。为实现实时测控集群系统的原型开发,通过研究负责节点管理和任务分配的集群管理控制节点的功能,分别对系统监控软件、负载均衡软件和人机交互软件的详细设计方法开展了研究,重点解决了节点信息收集、任务分配、负载均衡、双工冗余热备份、人机交互、节点控制等技术难题,保证了实时测控集群系统的实时性和可用性,为系统软件原型开发奠定了技术基础。

Design of Control Nodes in Realtime High Availability TT&C Clusters

A TT&C (Tracking, Telemetry and Command) cluster system featuring powerful computing capability, realtime performance and high reliability is built based on realtime operating system to increase realtime data processing capability for spacecraft test missions and to meet requirements of test data processing for high concurrency, large capacity, strong realtime performance and high reliability.For the realization of prototype system development and based on the research on node management and task allocation function of management and control node, system monitoring software, load balancing software and man-machine interface software are developed.Challenging technical problems including node information collection, task assignment, load balancing, duplex redundancy backup, man-machine interface and node control are resolved.The realtime performance and availability of the cluster system are guaranteed.The research is a technical foundation for system software prototype development.