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DS8870 Data Migration Techniques by Alexander Warmuth, Bertrand Dufrasne, Joachim Appel, Werner Bauer, Susan Douglass, Peter Klee, Miroslaw Pura, Mark Wells, Bjoern Wesselbaum

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Data Migration with 3-site Metro Mirror replication
This chapter describes various data migration scenarios for installations where an existing Multiple Target Peer-to-Peer Remote Copy (MT-PPRC) configuration is in place. It explains the sequence of tasks and provides examples on how to replace either the secondary or the primary volume set. The chapter also includes special considerations when the HyperSwap capability is installed.
MT-PPRC is a new feature of the IBM DS8870 storage system and some of the terms and procedures that are used in this ...

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