HP XP7 Business Copy for Mainframe Systems User Guide (TK913-96001)

2 Business Copy Z system requirements and planning
This chapter describes system requirements and planning tasks for BC Z storage systems.
Business Copy Z system requirements
The following table shows minimum requirements for BC Z.
RequirementItem
Based on purchased capacity.BC Z license capacity
For more information about license capacity requirements, see “BC Z licensed capacity
and licensed capacity requirements” (page 14).
Must be installed.License key
RAID 1, RAID 5, RAID 6RAID level
Required.RWC
Use BCM or IBM PPRC but not both interface tools.BCM/IBM PPRC
If you use BCM, a command device is required.
For more information about preparing BCM and IBM PPRC, see “Business Continuity
Manager and IBM PPRC preparation” (page 23).
Required if you are running commands through an in-band connection. Otherwise, RAID
Manager is not required.
RAID Manager
For more information about RAID Manager and running commands through an in-band
connection, see the HP XP7 RAID Manager User Guide.
The pair volumes.Pair volumes
Values:
• Number of P-VOLs per S-VOL: One
• Number of S-VOLs per P-VOL:
Range: At least one and up to three
• Volume Capacity: The P-VOL and S-VOLs must have the same capacity.
• Supported emulation types.
For more information about the supported emulation types, see “Pair volumes and
supported emulation types” (page 12).
• Supported volume types:
◦ Internal volumes.
◦ External volumes.
Note: External Storage license is required.
◦ Custom-sized volumes.
Note: VLVI is required. Pair volumes must have the same capacity and emulation
type.
• Mirror Unit number (MU number):
Values:
◦ (For RWC and RAID Manager) 0, 1, or 2
◦ (For BCM or IBM PPRC) Not specified
You can share volumes with other software applications.
Business Copy Z system requirements 11