Performing Failover and Failback for Host Maintenance at the Primary Site

This section describes and provides instructions for performing failover and failback so that host maintenance can be performed at the primary site. The following procedures can only be performed by using Business Continuity Manager (BCM) or Command Control Interface (CCI). This section provides instructions for using BCM.

Normal Operations

Figure 10-5 shows normal operations in a 3DC multi-target configuration with a delta resync pair.

Figure 10-5 Normal Operations for 3DC Delta Resync

Performing Failover

To perform failover at the primary site:

Chapter 10 Usage Scenarios

10-17

Hitachi Universal Replicator for IBM /OS User’s Guide

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Hitachi MP-96RD625-01 manual Normal Operations, Performing Failover