HP XP Racks User Manual
Page 145
NOTE:
The term LUN (Logical Unit Number) only applies to open systems. For mainframe systems, the analogs
are LDEV (Logical Device) and DEVN (Device Number).
Conditions when the wizard cannot be launched
Method for
launching the wiz-
ard
•
The LU is a command device or a remote command device.
•
The LU has been reserved by another workflow.
•
The LU is a virtual volume.
•
If the LU is an internal volume to which an external volume is mapped, the host I/O
suppression mode is enabled.
•
Replication Manager is not aware of the pair management server that is identifying
the associated subsystem command device.
•
A volume spanning multiple storage systems is selected.
•
The volume is a THP-Pool-VOL.
•
The volume is a journal volume.
Selecting an Un-
paired LUN
•
A copy group that belongs to the same cascade has been reserved by another
workflow.
•
A copy group that belongs to the same cascade contains pairs of multiple copy
types.
•
Replication Manager is not aware of the pair management server (on either the
primary or secondary side) that manages copy groups belonging to the same cas-
cade.
•
A pair that has the same primary volume exists in a copy group belonging to the
same cascade.
•
A copy group belonging to the same cascade has more than one primary or second-
ary subsystem.
•
In a cascade configuration, the number of pairs in the parent group is less than the
number of pairs in the child group.
•
If any group in the topology is a copy group defined by device group.
•
If the copy group names or the pair names of the groups involved in the same du-
plicate configuration are different.
Selecting a copy
group
User Guide
145