Initial State; Adding The External System For The Quorum Disk - Hitachi G1000 User Manual

Initial state

The initial state before GAD configuration consists of one host, one primary
storage system, and one secondary storage system.
• Primary and secondary storage systems:
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• Host:
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Note: The creation of GAD pairs is not affected by the presence or
absence of server I/O to the DP-VOLs.

Adding the external system for the quorum disk

Install an external storage system for the quorum disk. The storage system
must be supported by Universal Volume Manager for connection to the VSP
G1000 as external storage.
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Hitachi Virtual Storage Platform G1000 Global-Active Device User Guide
Additional shared memory for GAD is installed in both storage
systems.
The GAD feature is installed on both storage systems.
Resource group 0 exists by default in both storage systems.
Dynamic Provisioning virtual volumes (DP-VOLs) are configured and
have LU paths defined. These volumes will become the primary
volumes of GAD pairs.
The required management software for your configuration, alternate
path and /or cluster software, is installed.
The CCI software is installed.
Configuration and pair management using CCI