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GlobalMirror

GlobalMirror

SVC4.1版具有全球镜像(GlobalMirror)功能，可针对业务连续性和灾难恢复提供几乎不受距离限制的长距离异步远程复制能力;支 …

Metro Mirror is used to replicate to the first backup , and then Global Mirror is used to replicate from the first backup to a second backup .

Metro Mirror and Global Mirror make use of the copy services or peer-to-peer remote copy (PPRC) technology available on the DS8000.