HP XP P9500 Storage - Manual (Page 30)

The following table shows the supported BC operations when the P-VOL is shared with Cnt Ac-J
S-VOL (intermediate or remote site).
BC operations Cnt Ac-J* pair status
Resync -- Reverse Copy,
Quick Restore Create, Split, Suspend, Delete,
Resync--Normal Copy, Quick Resync
NO YES PAIR or
COPY(PD)/COPY*
YES YES PSUS/SSWS
* Note:
•
If the BC P-VOL is shared with the intermediate site’s Cnt Ac-J S-VOL, then check Cnt Ac-J status for the local-intermediate pair.
• If the BC P-VOL is shared with the remote site’s Cnt Ac-J S-VOL, then check Cnt Ac-J status for the local-remote pair.
Sharing volumes in 3-Cnt Ac-J DC delta resync (multi-target) configuration
The following figure shows multi-target with delta resync configurations that include BC volumes.
Figure 2 BC volumes in a delta resync (multi-target) configuration
Supported operations for BC pairs on the local and remote sites (related to the non-delta resync
Cnt Ac-J pairs) are the same as those shown in the tables in
“Sharing volumes in a 3-Cnt Ac-J DC
multi-target configuration” (page 29) .
Supported operations for BC pairs at the intermediate and remote sites (related to the delta resync
pair), and Cnt Ac-J status requirements, are shown in the following table. They are the same whether
you perform the BC operation at the intermediate or remote site.
BC operations Cnt Ac-J C
2
pair
status
Cnt Ac-J A or B
1
,
pair status
Resync --Reverse Copy,
Quick Restore Create, Split, Suspend, Delete,
Resync--Normal Copy, Quick Resync
NO YES HOLD or HLDE PAIR,
COPY(PD)/COPY*,
or PSUS/SSWS
1. Local-intermediate pair, or local-remote pair
2. Delta resync pair
30 Sharing Business Copy volumes