高性能分布式双工实时容错系统中的若干技术问题

SOME TECHNOLOGY CONSIDERATIONS OF A HIGH PERFORMANCE DISTRIBUTED DUAL-WORKING REAL-TIME FAULT-SYSTEM

本文在高可用实时应用中 ,运用双工技术实现了一个高性能分布式的容错系统 .文中首先建立了一个双工分布式系统模型 ,给出了系统高可用性的定量公式 ,然后详细阐述了系统实现所采用的几种关键技术 ,包括机组切换 ,数据恢复 ,双工结果处理等 .

In this paper, we provide a high performance distributed fault tolerance system used dual working technology in high availability real time applications We first present a model for this dual working distributed system, the quantity equation of the systems high availability is given Then, some key implementation technologies of the system are described in detail including cluster switching, data recovery, and dual working result processing, etc.