HP XP7 Business Copy User Guide (TK913-96002)

L1 pair user taskL2 pair status
Delete pairsSuspend pairsResynchronize
pairs
Split pairsCreate pairs
YESYESNONONOCOPY(RS-R)/RCPY
YESYESYESYESYESPSUE
The following table shows the L2 pair user tasks that you can perform based on the related L1
status.
L2 pair user taskL1 pair status
Delete pairsSuspend pairsResynchronize
pairs
1
Split pairsCreate pairs
YESYESYESNOYESCOPY(PD)/COPY
YESYESYESNOYESPAIR
YESYESYESNOYESCOPY(SP)/COPY
YESYESYESNOYESPSUS(SP)/PSUS
YESYESYESYES
2
YESPSUS
YESYESYESNOYESCOPY(RS)/COPY
YESYESYESNOYESCOPY(RS-R)/RCPY
YESYESYESNOYESPSUE
1. For more information about resynchronizing L2 pairs, see “Resynchronizing or restoring BC pairs” (page 55).
2. For more information about the prerequisites for splitting L2 pairs, see “Prerequisites for splitting BC pairs” (page 46).
The following table shows the node volume read/write L1 and L2 pair status.
L2 pair statusL1 Pair Status
PSUECOPY(RS)/COPYPSUSPSUS(SP)/PSUSCOPY(SP)/COPYPAIRCOPY(PD)/COPY
Read onlyRead onlyRead onlyRead onlyRead onlyRead onlyRead onlyCOPY(PD)/COPY
PAIR
COPY(SP)/COPY
Read/WriteRead/WriteRead/WriteRead/WriteRead/WriteRead/WriteRead/WritePSUS(SP)/PSUS
PSUS
Read onlyRead onlyRead onlyRead onlyRead onlyRead onlyRead onlyCOPY(RS)/COPY
COPY(RS-R)/RCPY
PSUE
The following table shows the leaf vol read/write per L2 pair status.
L2 pair status
PSUECOPY(RS)/COPYPSUSPSUS(SP)/PSUSCOPY(SP)/COPYPAIRCOPY(PD)/COPY
Read onlyRead onlyRead/WriteRead/WriteRead onlyRead onlyRead only
66 Monitoring and maintaining Business Copy