Defining a new 4x4x4 cascade configuration – HP XP P9500 Storage User Manual

Page 240

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Procedure for registering a command device

For details, see

“Registering a command device in a storage system” (page 568)

. For details

on how to operate the ISPF panels, see

“Local scan procedure” (page 518)

.

Procedure for defining a copy group

For details on how to operate the ISPF panels for defining a copy group container, adding a
consistency group, and defining an EXCTG, see

“Local scan procedure” (page 518)

,

“Adding

a consistency group” (page 585)

, and

“Defining an EXCTG” (page 587)

.

Defining a new 4x4x4 Cascade configuration

Using

Figure 92 (page 235)

as an example, the following describes the procedure for defining a

new 4x4x4 Cascade configuration.

Setting up the Storage System

Set up the following items by using Remote Web Console.
1.

Configure an arbitration command device on the subordinate disk controller.

2.

Set up an arbitration path from the supervisor disk controller to the subordinate disk controller.

3.

Map the arbitration command device on the subordinate disk controller to the supervisor disk
controller (setup of the remote command device).

4.

Register the journal group (timer type: SYSTEM) in each of the intermediate site and remote
site storage systems.

Setting up a Business Continuity Manager Environment

Creating a disk configuration definition file

Perform a scan that includes the volumes to be defined in the copy group and the command device.
1.

From the primary host, perform a Local Scan on the primary site storage system.

2.

From the intermediate host, perform a Local Scan on the intermediate site storage system.

3.

From the remote host, perform a Local Scan on the remote site storage system.

240 Configuration definitions

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