HP P9000 Business Continuity Manager User Guide

Table 68 Prerequisite Hardware (for Using the Open/MF Consistency Preservation Function)
(continued)
RemarksDescriptionItem
cable. (A reverse direction path is
recommended but not mandatory.)
Table 69 Hardware Setting Items (for using the Open/MF Consistency Preservation Function)
RemarksDescriptionItem
This is required when a reverse direction
command device uses the Remote DKC
Two command devices are required for
each storage system (four in total).
Command device
Control Function to operate a primary
site storage system from a secondary site.
• Forward direction:
Each storage system requires one
command device for the route
(Primary -> Secondary).
• Reverse direction:
Each storage system requires one
command device for the route
(Secondary -> Primary) (optional).
This can also be set in Business
Continuity Manager.
An inter-control unit logical path must be
established.
Logical path
Preparing the software (Open/MF Consistency)
Table 70 (page 236) lists the software settings for using the Open/MF Consistency Preservation
Function.
Table 70 Software Setting Items (for Using the Open/MF Consistency Preservation Function)
RemarksDescriptionItem
NoneDisk configuration definition files are
required on the primary site and
secondary site.
Disk configuration definition file
Set this item before starting a copy
operation.
A different route is required for each
of the forward and reverse directions.
A reverse route is optional.
Route list definition file and command
device definition file
The reverse route is required when you
operate the primary site storage systems
• In the route list for the forward
direction (originated from the
from the secondary site by using the
Remote DKC Control Function.
primary site): Specify a route of
Primary -> Secondary
• In the route list for the reverse
direction (originated from the
secondary site): Specify a route of
Secondary -> Primary
NonePath sets are required for inter-control
unit logical paths.
Path set definition file
Set this item before starting a copy
operation.
Definition files for the Cnt Ac-S Z copy
groups assigned the Open/MF
Consistency attribute are required.
Copy group definition file
Definition procedure (Open/MF Consistency)
This section describes the definition procedure for using the Open/MF Consistency Preservation
Function. To use the Open/MF Consistency Preservation Function, you must assign the Open/MF
Consistency attribute to consistency groups.
236 Configuration Definitions