HP XP P9500 User Manual

Table 8 FlashCopy command options
Necessary optionCommand
When the Preserve Mirror function is usedWhen the Preserve Mirror function is not
used
FCTOPPRCPRIMARY (PRESMIRNONE|
PRESMIRPREF| PRESMIRREQ)
FCTOPPRCPRIMARYDFSMSdss COPY command
TGTPPRIM(YES)TSO/E FCESTABL command
◦ TGTPPRIM(YES)
◦ PRESERVEMIRROR
Business Continuity Manager conditions
• The following table describes the conditions for copy pairs (the copy type, differential-data
management unit, and copy pair status when linked with Compatible FlashCopy) that can be
linked with Compatible FlashCopy.
Table 9 Copy pair conditions for Compatible FlashCopy linkage
Copy pair status when linked with Compatible FlashCopyDifferential-data
management unit
1
Copy type
Suspend statusCYLContinuous
Access
Synchronous
Either of the following:TRK
◦ DUPLEX status
2, 3, 4
◦ Suspend status
When using the Preserve Mirror function, however, the copy pair must
be in the DUPLEX status.
Suspend statusCYLContinuous
Access
Asynchronous
Suspend statusTRK
Either of the following:Cannot be setContinuous
Access
Journal
◦ DUPLEX status
3
◦ Suspend status
1
The differential-data management unit is specified in DIF UNIT in the Copy Group Attributes panel. For details about
the differential-data management unit, see the explanation of the Copy Group Attributes panel in the HP P9000
for Business Continuity Manager Software Reference Guide.
2
Copy groups with consistency group IDs are not supported.
3
A 3DC Multi-Target configuration cannot be linked with Compatible FlashCopy when both the Continuous Access
Synchronous and Continuous Access Journal copy pairs are in the DUPLEX status. To link a 3DC Multi-Target
configuration with Compatible FlashCopy, suspend either the Continuous Access Synchronous or Continuous Access
Journal copy pair.
4
Depending on the storage system model and whether the Continuous Access Synchronous Consistency Preservation
Function is used, Compatible FlashCopy linkage might not be possible in the DUPLEX status. For details, see the
manual for your storage system.
• Using the Remote DKC Control Function to obtain the copy status is not supported.
• When Continuous Access Journal is linked with Compatible FlashCopy, the following functions
might not operate correctly because the timestamp information assigned to the I/O is not
inherited:
◦ Consistency Preservation Function in a 4x4 configuration
◦ CAJ ATTIME suspend function
56 Business Continuity Manager with replication products

HP XP P9500 Specifications

General

Brand	HP
Model	XP P9500
Category	Software
Language	English