HP XP P9500 Storage User Manual

Page 33

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The following table shows the BC operations that you can perform when the P-VOL is shared with
the Cnt Ac-J P-VOL/delta resync at the local site.

BC operations

Cnt 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

NO

YES

HOLD or HLDE

PAIR, COPY, or
PSUS/SSWS

The following table shows the BC operations that you can perform when the S-VOL is shared with
the Cnt Ac-J P-VOL/delta resync P-VOL at the local site.

BC operations

Cnt Ac-J delta resync
pair status

Cnt Ac-J local-intermed.
pair status

Resync -- All types

Suspend, Delete

Pair create, Pair
split

NO

YES

NO

HOLD or HLDE

PAIR, COPY, or
PSUS/SSWS

The following table shows the BC operations that you can perform when the P-VOL is shared with
the Cnt Ac-J S-VOL/P-VOL at the intermediate site.

BC operations

Cnt 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

NO

NO

YES

PAIR or COPY

PAIR, COPY*,
and
PSUS/SSWS

NO

NO

YES

PSUS/SSWS

PAIR or COPY

NO

YES

YES

PSUS/SSWS

PSUS/SSWS

* You cannot perform BC operations if the status for both Cnt Ac-J pairs is COPY(PD)/COPY.

The following table shows the BC operations that you can perform when the P-VOL is shared with
the Cnt Ac-J S-VOL/delta resync S-VOL at the remote site.

BC operations

Cnt Ac-J delta resync
pair status

Cnt Ac-J
intermed.-remote pair
status

Resync --Reverse
Copy, Quick Restore

Create, Split, Suspend, Delete,

Resync--Normal Copy, Quick Resync

NO

YES

HOLD or HLDE

PAIR, COPY, or
PSUS/SSWS

Sharing volumes in 3-Cnt Ac-J/Cnt Ac-S data center configurations

You can share BC pair volumes with Cnt Ac-J and Cnt Ac-S volumes in the following 3-Cnt Ac-J/Cnt
Ac-S DC configurations:

Multi-target

Cascade

Delta-resync

Continuous Access Journal

33

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