HP XP P9000 Business Continuity Manager User Guide (T5253-96086, November 2013)

Table 44 Storage system setting items (3DC Cascade (Cnt Ac-J Z x Cnt Ac-J Z) configuration) (continued)
RemarksSettingDescriptionItem
--Use Business Continuity
Manager for the setup.
Command devices that can be used for the
route lists below are required (See
Table 46 (page 166)).
Command
device
• Route list required when all sites are
available
• Route list used when a failure occurs at
a site (recommended)
--Use Remote Web Console or
Business Continuity Manager
for the setup.
An inter-disk controller logical path
(bidirectional) is required between the
following sites:
Logical path
• Primary site and intermediate site
• Intermediate site and remote site
• Primary site and remote site
Preparing the configuration files (3DC Cascade (Cnt Ac-J Z x Cnt Ac-J Z) configuration)
The following table describes the configuration files required for using Business Continuity Manager
in a 3DC Cascade (Cnt Ac-J Z x Cnt Ac-J Z) configuration.
Table 45 Required configuration files (3DC Cascade (Cnt Ac-J Z x Cnt Ac-J Z) configuration)
RemarksDescriptionItem
--Disk configuration definition files are required for
the primary site, intermediate site, and remote site.
Disk configuration
definition file
--Prepare the following route lists by referring to
Table 46 (page 166):
Route list definition
file and command
device definition file
• The route list that is required when all sites are
available
• A route list used if a failure occurs at a site
(recommended)
This item is not necessary if you use Remote Web
Console to set up logical paths.
A path set consisting of inter-disk controller logical
paths (bidirectional) is required between the
following sites:
Path set definition
file
• Primary site and intermediate site
• Intermediate site and remote site
• Primary site and remote site
HP recommends that you specify a non-zero value for
Continuous Access Journal Z copy pair mirror IDs
Definition files for the following copy groups are
required:
Copy group
definition file
because 0 is used for Continuous Access Synchronous
• Continuous Access Journal Z copy group between
the primary site and the intermediate site
M-JNL number: Any value
Z copy pair mirror IDs, and you might decide to
change the configuration at a later time to include
Continuous Access Synchronous Z copy pairs.
R-JNL number: Any value
Mirror ID: A non-zero value that is different from
the mirror ID of any other Intermediate → Remote
and Primary → Remote Continuous Access
Journal Z copy pairs
• Continuous Access Journal Z copy group between
the intermediate site and the remote site
M-JNL number: Same value as the R-JNL number
between the primary site and the intermediate
site
Defining a 3DC Cascade (Cnt Ac-J Z x Cnt Ac-J Z) configuration 165