具有容错能力的双元数据服务器采用双系统备份、镜像复制存储技术，从而保证了元数据管理的高可靠。
DMDS adopts pair of system back-up and mirror-back-up memory technology. So the system has high reliability of metadata management.
具有容错能力的双元数据服务器采用双系统备份、镜像复制存储技术，从而保证了元数据管理的高可靠。
DMDS adopts pair of system back-up and mirror-back-up memory technology. So the system has high reliability of metadata management.
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