Terminology by copy type, Data center configurations, 2dc configuration – HP XP P9500 Storage User Manual
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Terminology by copy type
The terminology used to describe similar situations can differ, depending on the type of copy group
represented.
through
provide the terminology used when
working with each of the copy types supported by Business Continuity Manager.
Table 6 BC Z and Cnt-Ac S Z copy group terminology
Phrase used to refer to the copy group
Type
Copy group with no C/T group ID specified
Single group
No C/T group ID specified
Copy group with C/T group ID specified
Single group
C/T group ID specified
CG container
Multiple groups
Table 7 TrueCopy Asynchronous for Mainframe copy group terminology
Phrase used to refer to the copy group
Type
Copy group with C/T group ID specified
Single group
C/T group ID specified
CG container
Multiple groups
Table 8 Cnt Ac-J Z copy group terminology
Phrase used to refer to the copy group
Type
Copy group with C/T group ID
specified (journal group)
No EXCTG ID specified
Single group
C/T group ID (journal
group number)
specified
CG container
No EXCTG ID specified
Multiple groups
CG container with EXCTG ID specified
EXCTG ID specified
Data center configurations
Business Continuity Manager performs replication management for a variety of DC configurations
and situations. This section describes the basic configurations.
2DC configuration
This configuration performs remote copying from the primary site to the secondary site.
3DC Cascade (Cnt Ac-S Z x Cnt Ac-J Z) configuration
This configuration performs remote copying from the primary site to a nearby intermediate site and
a distant remote site. Continuous Access Synchronous Z is used from the primary site to the
intermediate site, and Continuous Access Journal Z from the intermediate site to the secondary
site.
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Overview of HP XP P9000 for Business Continuity Manager Software