IBM System Storage SAN Volume Controller and Storwize V7000 Replication Family Services

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FlashCopy

The FlashCopy function is a point-in-time copy between source volumes and target volumes. This chapter explains the characteristics of the FlashCopy function including use and example cases, and describes how to implement it.

The following topics are discussed:

•Introduction to FlashCopy

•FlashCopy characteristics

•FlashCopy internals

•FlashCopy events and states

•Dependencies between FlashCopy mappings

•Mapping tree example

5.1 Introduction to FlashCopy

FlashCopy is an IBM product supported by many IBM Storage subsystems. With the FlashCopy ...

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