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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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Metro/Global Mirror overview
This chapter provides an overview of the characteristics and operation of IBM System Storage Metro/Global Mirror, which is a 3-site and high availability (HA) disaster recovery (DR) implementation. This chapter describes implementation considerations on the IBM System Storage DS8000.
This chapter covers the following topics:
 
28.1 Metro/Global Mirror overview
Metro/Global Mirror is a 3-site multi-purpose replication solution for both z Systems and Open Systems ...

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