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IBM DS8870 Copy Services for Open Systems by Bertrand Dufrasne, Sherri Brunson, Don Skilton, Warren Stanley, Alexander Warmuth, Mark Wells

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FlashCopy SE
FlashCopy Space-Efficient (SE) is functionally not much different from the standard FlashCopy. The concept of Track-Space-Efficient (TSE) volumes with FlashCopy SE relates to the attributes or properties of a DS8000 volume.
FlashCopy SE can coexist with standard FlashCopy. This chapter describes the setup and usage of FlashCopy SE.
This chapter covers the following topics:
FlashCopy SE overview
Setting up Track-Space-Efficient volumes
Doing FlashCopies onto Track-Space-Efficient volumes
10.1 FlashCopy SE overview
FlashCopy SE is ...

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