High availability with the DistributedReplicatedBlockDevice (M. Tim Jones, developerworks, August 2010) provides an introduction to one method for data mirroring.
Distributed Replicated Block Device的高可用性(m . Tim Jones, developerworks, 2010年8月)讲述了一种数据镜像方法。
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The DistributedReplicatedBlockDevice (DRBD) provides a networked version of data mirroring, classified under the redundant array of independent disks (RAID) taxonomy as RAID-1.