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IBM System Storage DS8000 Copy Services for Open Systems by Mark Wells, Alexander Warmuth, Luiz Moreira, Flavio Gondim de Morais, Peter Klee, Jana Jamsek, Michael Frankenberg, Charles Burger, Thorsten Altmannsberger, Bertrand Dufrasne, Peter Cronauer

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Thin provisioning and Copy Services
This part of the book provides a brief overview of thin provisioning and the behavior of thin provisioned volumes when they are used for Copy Services operations in Open Systems environments. We use the term thin provisioning for Extent-Space-Efficient (ESE) volumes. The ESE volumes are thin provisioned volumes that are designated for standard host access. This part does not describe Track-Space-Efficient (TSE) volumes. TSE volumes are supported only as target FlashCopy SE (Space-Efficient) volumes. For more ...

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