Creating a copy group – HP XP P9500 Storage User Manual

Page 316

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background image

Figure 120 Copy Group Operation Image

Initial Status

TCA copy group: SIMPLEX

BC Z copy group: SIMPLEX

By using copy groups in a 2DC configuration, backups of a large amount of data across multiple
volumes can be acquired remotely without interrupting operation. This allows data to be restored
even if a disaster has affected the primary site.

Creating a Copy Group

The following explains operation procedures based on the copy group operation diagram shown
in

Figure 120 (page 316)

. The procedure for making the copy groups is shown in

Figure 121 (page

317)

. The numbers in the following procedure correspond to those in

Figure 121 (page 317)

.

To create a copy group is shown in

Figure 120 (page 316)

.

1.

Creating a Cnt Ac-J Z copy group (starting copy group operation).

Load the copy group definitions of Cnt Ac-J Z and BC Z by using the YKLOAD command, and
make sure that the status is SIMPLEX by using the YKQUERY command. Then make a Cnt Ac-J
Z copy group by using the YKMAKE command.

Wait until the status is DUPLEX, by using the YKEWAIT command.

2.

Suspending a Cnt Ac-J Z copy group.

Put the Cnt Ac-J Z copy group in the suspend status, by using the YKSUSPND command.

316

Using Business Continuity Manager

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