User Guide

Chapter 4 Configuration Examples 35
The following three parameters must be set on the master controller unit, as follows:
■ mp_support = rw or mpxio
■ cache mode = auto
■ cache mirroring = auto
Note – For information on setting these parameters, refer to the Sun StorEdge T3 and
T3+ Array Administrator’s Guide
Host-based multipathing software is required for this configuration.
FIGURE 4-6 Single Host With Two Hubs and Four Controller Units Configured as Two
Partner Groups
Interconnect
cables
Application host
Ethernet
port
Management host
FC-AL
FC-AL
Hub
Hub
LAN
HBA
HBA
Ethernet
Master
Alternate
master
controller
unit
controller
unit