Centralized storage systems can reduce management spending and improve management quality because of the single controlpoint, but system performance and scalability is limited.
集中式存储能够集中管理和控制数据，降低管理开销并提高管理质量，但系统的性能和可扩展性受到限制。
2
To satisfy the need of manage and server of filiales, we designed a complete system to centralized-control and serve point to point which provide a low-cost and efficiently customer service system.