DS8000 Global Mirror Best Practices

An IBM Redpaper publication

Published 07 March 2017, updated 11 January 2019

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ISBN-10: 0738456012
ISBN-13: 9780738456010
IBM Form #: REDP-5246-00
(92 pages)

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Authors: Nick Clayton, Alcides Bertazi, Bert Dufrasne, Peter Klee, Robert Tondini


This IBM® Redpaper™ publication reviews the architecture and operations of the IBM DS8000® Global Mirror function. The document looks at different aspects of the solution in terms of performance, infrastructure requirements, data integrity, business continuity, and impact on production.

Hints and tips are provided on how to best configure the overall Global Mirror environment, in terms of connectivity, storage configuration, and specific parameters tuning. The guidelines that are provided are in general related to performance, which ultimately ensures a better recovery point objective (RPO). Therefore, we encourage you to follow those guidelines.

Table of contents

Chapter 1. Global Mirror overview and architecture
Chapter 2. Planning and implementation
Chapter 3. Connectivity
Chapter 4. Performance tuning
Chapter 5. Global Mirror recovery
Chapter 6. Topologies and solution scenarios
Chapter 7. Global Mirror Management and Disaster Recovery Solutions

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