Prerequisites, Installing and configuring software – HP XP Racks User Manual

Page 22

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Prerequisites

Before you begin, make sure you have:

Completed the system implementation (see

“System implementation planning and system

requirements ” (page 11)

).

The workflow for connecting the hardware components

Use the following process to connect the hardware components for a ESAM system:

1.

If you have external storage for storing pair data, connect the external systems to the external
ports on the P9500 systems.

2.

Connect the host to the primary and secondary storage systems using target ports on the
P9500 systems.

3.

Make the connections for the data path between the primary and secondary storage systems
by doing the following:

Connect the initiator ports on the primary storage system to the RCU Target ports on the
secondary storage system.

Connect the initiator ports on the secondary storage system to the RCU Target ports on
the primary storage system.

4.

Connect the quorum disk to the primary and secondary storage systems using external ports
on the P9500 systems.

CAUTION:

For data protection reasons, make sure that quorum disks are not shared by two

storage systems.

The following figure shows these connections.

Installing and configuring software

Installing and configuring the system software is the second main task in the system configuration.
Completion of this task ensures that all of the software required for normal system operation is
installed and ready for use. This task involves installing multipath software and RAID Manager on
the host and installing the main system software on the primary and secondary storage systems.

22

System configuration

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