基于双站的群集互备联动容灾研究与实现

Research and Implement of Linkage Disaster Tolerant for Cluster Backup Based on Double Sites

阐述传统容灾方式的不足,提出双站热备和群集互备联动的容灾模型,并且给出容灾系统的功能配置和实现步骤。通过在学校图书馆的实践证明,该系统能够有效保证数字图书馆系统以较小的运行开销、较大的资源利用率安全、连续运行。

Describe the shortcomings of traditional disaster tolerant.Present a model of disaster tolerant based on double hot standby two sites and cluster backup.Give configuration and implementation steps of disaster tolerant system.Practice in school library shows that it will ensure the security and sustainability of digital libraries at a minimum operating cost and the largest resource utilization.