软件系统项目通用 方 案 书 目录 1 文档修订记录及说明 .......................................................................................................... 4 2 编写目的 .............................................................................................................................. 5 3 项目背景 .............................................................................................................................. 5 4 项目要求 .............................................................................................................................. 5 4 .1 性能要求 ................................................................................................................... 5 4 .1 .1 负载均衡 ........................................................................................................ 5 4 .1 .2 不间断服务 .................................................................................................... 5 4 .1 .3 数据吞吐及并发 ............................................................................................ 5 4 .1 .4 可用性 ............................................................................................................ 5 4 .2 环境要求 ................................................................................................................... 5 4 .2 .1 服务端 ............................................................................................................ 5 4 .2 .2 客户端 ............................................................................................................ 5 4 .2 .3 用户接口 ........................................................................................................ 6 4 .3 安全 ........................................................................................................................... 6 4 .4 维护 ..............................................................
