HP XP P9500 Storage - Manual (Page 81)

Copy group creation
Specifying two device groups and creating a copy group. The same device name must not be
defined for any LDEVs in a specified device group. A copy group can be created whether the
LDEV in the device group is paired status or not.
•
Use cases
The following shows use cases that can be created a copy group.
◦ Creating a copy group in cases where two device groups are configured of simplex
volumes and the device names and the LDEV numbers in the respective device groups
are the same.
In the following example, when a copy group is created, the LDEVs within the device
names of A to A and B to B become a subject of pair operation.
◦ Creating a copy group in cases where two device groups are configured of paired
volumes and the device names and the LDEV numbers in the respective device groups
are the same.
In the following example, although pairs have been created on the device names of A
to A and B to B, a copy group can be created.
LDEV addition to a copy group
Adding an LDEV to a device group by specifying a device group name forming a copy group. It
is not possible to add LDEVs directly to the copy group.
LDEV grouping function 81