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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 GDPS/Metro and z/Global Mirror replication
This chapter discusses the data migration considerations for a three site GDPS/Metro with z/Global Mirror (GDPS/MzGM) environment. The physical location of the participating disk systems does not affect the processes discussed below, but can have an impact on the infrastructure requirements.
This chapter includes the following sections:
9.1 GDPS Terminology
Here is a brief refresher of the Geographically ...

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