摘要： 详细介绍了一种在多层体系结构下，关键应用系统的数据库服务器实时备份与恢复解决方案，该方案不仅能实时对系统核心服务器进行备份，而且可以分担核心服务器的负载压力，从而达到对原有应用系统扩展和升级的目的。

关键词: 集群, 实时备份, 负载平衡

Abstract: This paper introduces a solution for core applications database server real time backup and restores in multi-tier structure environment. The solution not only provides methods to backup the kernel application server in real time but also provides load balance effects to upgrade and improve the performance of the original system.

中图分类号: 

• TP309.2