本文通过对WEB 系统结构的分析,比较了常用的WEB 应用程序服务器的性能。然 后,从扩展和缓存的角度提出了解决WEB 系统瓶颈的方案。 关键词:中间件,连接缓存,集群,负载平衡 Abstract: This paper first analyzes structure of WEB system and compares performance of popular WEB application systems. Then solutions are proposed to bottleneck of WEB system from view of extension and cache. Keywords: middleware; connection cache; cluster; load balance