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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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IBM i options
This chapter provides information about IBM i and DS8000 Copy Services options.
 
Important: When you use Copy Services functions such as Metro Mirror, Global Mirror, or FlashCopy for the replication of the load source unit or other IBM i disk units within the same DS8000 or between two or more DS8000 systems, the source volume and the target volume characteristics must be identical. The target and source must have matching capacities and protection types.
Additionally, after a volume is assigned to an IBM i partition and added ...

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