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

Table 1 Methods for preserving consistency for each copy type
Consistency preservation methodConsistency group ID
specification method
Consistency group ID specifiedCopy type
The NORMAL ATTIME Suspend
function or the Cnt Ac-J Z ATTIME
Consistency group IDs are
specified in the Copy Group
OptionalBusiness Copy Z
Suspend function can be used toAttributes panel in which the
preserve the consistency of copy
groups.
copy group attributes are
defined for the consistency
group ID already registered in
the storage system by Remote
Web Console.
The Cnt-Ac S Z consistency
preservation function in Business
When working with Cnt-Ac S
Z, you don't need to register
OptionalContinuous
Access
Synchronous Z Continuity Manager can be usedthe consistency group ID in the
to preserve consistency. Forstorage system. Consistency
details about how to implementgroup IDs are specified in the
this, see “The Continuous AccessCopy Group Attributes panel
Synchronous Consistency
preservation function” (page 94).
in which the copy group
attributes are defined for the
When the Open/MF Consistency
Preservation Function is used,
consistency group ID for Cnt-Ac
S Z.
consistency is only preserved for
the Cnt-Ac S Z copy group in the
storage system that contains the
combined consistency group. For
details on the Open/MF
Consistency Preservation
Function, see “Open/MF
consistency groups” (page 28).
Consistency is preserved by using
only the TrueCopy Asynchronous
Consistency group IDs are
specified in the Copy Group
YesTrueCopy
Asynchronous for
Mainframe for Mainframe functions of theAttributes panel in which the
storage system. If the ATTIMEcopy group attributes are
suspend function is used,defined for the consistency
TrueCopy Asynchronous forgroup ID already registered in
Mainframe copy groups that arethe storage system by Remote
Web Console. configured across multiple
storage systems can be
suspended at the same time.
Consistency is preserved by using
only the Cnt Ac-J Z functions of
The journal group number
already registered in the
YesNon-4x4
configurations
Continuous
Access Journal Z
the storage system. If the Cnt Ac-Jstorage system by the Remote
Z ATTIME suspend function isWeb Console is specified as
used for BC Z copy groups thatthe consistency group ID. In
link with Cnt Ac-J Z copy groups,Business Continuity Manager,
BC Z copy groups that arethe journal group number for
configured across multiplethe primary site is used as the
storage systems can be
suspended at the same time.
consistency group ID, and the
journal group number for the
secondary site is used as the
sub consistency group ID. The
consistency group ID and sub
consistency group ID are
specified in the Copy Group
Attributes panel in which the
copy group attributes are
defined.
For EXCTG, the EXCTG ID
(Forward/Reverse) is specified
Yes4x4
configurations
in the Copy Group Detail
Definition panel. For details
26 Overview of HP XP P9000 for Business Continuity Manager Software