This chapter introduces IBM System Storage N series SnapMirror. It allows a volume (flexible or traditional) or qtree to be replicated between IBM System Storage N series storage systems over a network, typically for backup or disaster recovery purposes. However, it can be used also for application testing, load balancing, and remote access to data. SnapMirror is enhanced by the introduction of FlexVol and FlexClone technology, and by the introduction of synchronous and semi-synchronous modes.
13.1 SnapMirror at a glance
SnapMirror, ...

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