Fully analyzed the whole architecture design and module partition of the SAN-based storage resource management system, described the functional description to each frame constituent part in detail and explained the relationship of Replication / Restore module and the whole storage resource management system. 研究了SAN环境下的存储资源管理软件(SRM)的基本构成和模块划分,对各个框架构成部分进行了详细的功能描述,分析了备份恢复管理与整个存储资源管理系统的关系。