HP XP P9000 Business Copy User Guide (AV400-96483, August 2012)

Table 10 BC operations — P-VOL shared with Cnt Ac-J S-VOL/P-VOL at intermediate site
BC operationsCnt Ac-J
intermed.-remote
pair status
Cnt Ac-J
local-intermed.
pair status
Resync -- Quick
Restore
Resync --
Reverse Copy,
Create, Split, Suspend, Delete,
Resync--Normal Copy, Quick Resync
NONOYESPAIR or COPYPAIR, COPY
*
,
and
PSUS/SSWS
NONOYESPSUS/SSWSPAIR or COPY
NOYESYESPSUS/SSWSPSUS/SSWS
* When status for both Cnt Ac-J pairs is COPY, no BC operation is possible.
Table 11 BC operations — P-VOL shared with Cnt Ac-J S-VOL at remote site
BC operationsCnt Ac-J
intermed.-remote pair
status
Resync -- Reverse Copy,
Quick Restore
Create, Split, Suspend, Delete,
Resync--Normal Copy, Quick Resync
NOYESPAIR or COPY
YESYESPSUS/SSWS
Sharing volumes in a 3-Cnt Ac-J DC delta resync (cascade) configuration
The cascade delta resync configuration with shared Business Copy volumes is shown below. BC
primary volumes can be shared with the delta resync P-VOL and the S-VOL.
Figure 8 BC volumes in a delta resync (cascade) configuration
When a delta resync pair is part of the 3 DC cascade configuration, supported operations for BC
pairs are dependent on the Cnt Ac-J pairs. The following tables show the operations that can be
performed.
Table 12 BC operations — P-VOL shared with Cnt Ac-J P-VOL/delta resync P-VOL at local site
BC operationsCnt Ac-J delta
resync pair status
Cnt Ac-J
local-intermed.
pair status
Resync --Reverse Copy,
Quick Restore
Create, Split, Suspend, Delete,
Resync--Normal Copy, Quick Resync
NOYESHOLD or HLDEPAIR, COPY, or
PSUS/SSWS
Table 13 BC operations — S-VOL shared with Cnt Ac-J P-VOL/delta resync P-VOL at local site
BC operationsCnt Ac-J delta resync
pair status
Cnt Ac-J local-intermed.
pair status
Resync -- All typesSuspend, DeletePair create, Pair
split
NOYESNOHOLD or HLDEPAIR, COPY, or
PSUS/SSWS
Continuous Access Journal 29