中文摘要：

以基于Hadoop的随书光盘管理系统云平台为例，从廉价云存储的构架、实证研究与核心技术实施、相关测试与性能分析等三方面，阐述图书馆廉价私有云存储的构建及性能。为图书馆实现廉价的私有云服务提供一个可行的指导方案。

英文摘要：

This paper discusses the construction and performance of libraries＇ cheap private cloud storage, including the cheap cloud storage architecture, empirical research and the core technology of implementation, and the related testing and performance analysis. Taking CD-Book management system of Hadoop cloud platform for example, this paper provide a viable solution for libraries in utilizing cheap private cloud services