HP XP7 Business Copy User Guide (TK913-96002)

Related topics
• “The RWC pair status names and descriptions” (page 63)
Pair status and supported pair user tasks
A pair’s status determines the pair user tasks you can perform. The following table shows the pair
user tasks you can complete based on the pair status.
Pair user taskPair status
Delete
pairs
Suspend
pairs
Resync pairs
(Reverse Copy)
Resynchronize pairs
(Normal Copy)
Split pairsCreate pairs
N ONONONONONOSMPL(PD)
YESYESNONOYESYESCOPY(PD)/COPY
YESYESNONOYESYESPAIR
YESYESNONONOYESCOPY(SP)/COPY
NOYESNOYESNOYESPSUS(SP)/PSUS
YESYESYESYESNOYESPSUS
YESYESNONONOYESCOPY(RS)/COPY
YESYESNONONONOCOPY(RS-R)/RCPY
YESNONOYESNOYESPSUE
Related topics
• “L1, L2 pair status and supported pair user tasks” (page 65)
• “Unaffected S-VOL status and pair user tasks” (page 67)
L1, L2 pair status and supported pair user tasks
The user tasks you can complete on cascaded pairs depend on the L1 and L2 pair status. The user
tasks are dependent on the following:
• To perform an L1 user tasks, the status of the L2 pair.
• To perform an L2 user tasks, the status of the L1 pair.
• Supported read/write on L1 and L2 S-VOLs.
The following table shows the L1 pair user tasks that you can complete based on the related L2
status.
L1 pair user taskL2 pair status
Delete pairsSuspend pairsResynchronize
pairs
Split pairsCreate pairs
YESYESYESYESYESCOPY(PD)/COPY
YESYESYESYESYESPAIR
YESYESNONONOCOPY(SP)/COPY
YESYESNONONOPSUS(SP)/PSUS
YESYESYESYESYESPSUS
YESYESYESYESYESCOPY(RS)/COPY
Monitoring the Business Copy system 65