redundant storage meaning in Chinese

冗余存储

Explained that database snapshots are not redundant storage , and that taking backups is essential to protect a database
解释了数据库快照不是冗余存储，还说明了执行备份对于保护数据库非常重要。
Through the implementing of kernel level file and cache mechanism at the client side , this newly proposed distributed network file system provides seamless network file access and reduces the performance decline caused by network transmission . utilizing the concept of logic block server , it provides the reliable data block storage and implements redundant storage capacity . utilizing the concept of the index server , it provide s the cost of the greatly for server and network during data access process and realizes the computing with balancing capacity
在客户端通过实现内核级文件的调用和缓冲机制，实现了文件的无缝网络存取，并减少由于网络传输带来的性能下降的影响；利用逻辑块服务器实现逻辑块的冗余存取，实现数据块的安全存放；利用索引服务器进行负载均衡计算，实现资料存取的较低网络和服务器开销；利用索引服务器实现服务器组的零管理，使该系统具有高效性、稳定性和可伸缩性。