2 requirements and planning, System requirements – HP XP P9500 Storage User Manual
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2 Requirements and planning
This chapter describes system requirements and recommendations for planning a Business Copy
system.
System requirements
The following table shows minimum requirements for Business Copy.
Requirement
Item
Based on purchased capacity. See
.
Business Copy license
capacity
Must be installed. See HP XP P9000 Remote Web Console User Guide for instructions.
License key
RAID 1, RAID 5, RAID 6
RAID level
If using the previous version of Remote Web Console, which displays in a secondary
window, it is necessary to be in Modify mode to perform pair operations.
Remote Web Console
Requires a command device when used in In-Band mode, though not for Out-of-Band
mode. Refer to the HP XP P9000 RAID Manager User Guide for more information.
RAID Manager
Pair volumes
•
Number of primary volumes per secondary volume: one
•
Number of secondary volumes per primary volume:
For L1 pairs, a maximum of three secondary volumes per primary volume.
For L2 pairs, a maximum of two secondary volumes per primary volume.
(For information on pair-layers, see
).
•
Volume Capacity: primary and secondary volumes must have the same capacity.
•
Supported volume types:
- Internal system volumes.
- External volumes. External Storage license required.
- Custom-sized volumes. VLL required. Pair volumes must have same capacity and
emulation type.
- LUSE volumes require LUSE license. Business Copy secondary volumes must have the
same size and structure as the primary volume. For example, if the primary volume is
a LUSE volume in which volumes of 1 GB, 2 GB, and 3 GB are combined in this order,
the secondary volume must also be a LUSE volume with volumes of 1 GB, 2 GB, and
3 GB combined in the same order.
•
MU number (mirror unit number):
- For an L1 pair, use 0, 1, or 2.
- For an L2 pair, use 1 or 2.
•
Sharing volumes with other software products is supported. See
•
The following cannot be used as pair volumes:
- Continuous Access Journal journal volumes.
- Virtual volumes (except Thin Provisioning volumes).
- Pool volumes.
Per storage system: 16,384 pairs (when one secondary volume per primary volume).
Actual number is based on amount of additional shared memory. See
for further
information.
Maximum number of pairs
12
Requirements and planning