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Chapter 3 Replication Management
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(xiv) Number of Pairs
Indicates the number of related pairs. This value is equal to “the number of volumes which make
up the pair link” minus 1.
An example of pair relations and Number of Pairs is shown below.
Number of Pairs Pair Relation
Some replication operations cannot be carried out while in the Replicate state, Restore state, or
Separate execution if the pair relation has multiple layers or if multiple RVs are connected to one
MV (Refer to the execution conditions of the operations). If the Number of Pairs is 2 or greater,
check the hierarchy in the Connection screen.
(xv) Capacity [GB]
Indicates the capacity of the logical disk.
(xvi) LD Set Name
Indicates the name of the LD Set to which the volume belongs.
(xvii) ATgroup Name
Indicates the name of the AT-group to which the volume belongs.
* For details on the AT-group, refer to the “Data Replication User’s Manual (Disaster Recovery
System Installation and Operation Guide)”.
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