Figure 3.5 Connection That Satisfies The System Requirements (For Availability); Figure 3.6 Connection That Satisfies The System Requirements (For Enhanced Performance) - Fujitsu ETERNUS DX80 S2 User Manual

Chapter 3 Connections
3.1 Host Connections
■ Configurations that satisfy the system requirements
System requirements should be taken into consideration for a connection configuration between the HBAs on
the server and the host interface ports on the ETERNUS DX Disk storage system.
The following figure shows a connection configuration for availability:

Figure 3.5 Connection that satisfies the system requirements (for availability)

Server
HBA HBA
Port Port
CA#0
CM#0
ETERNUS DX Disk storage system
The following figure shows a connection configuration for enhanced performance:

Figure 3.6 Connection that satisfies the system requirements (for enhanced performance)

Server
HBA HBA
Port Port
CA#0
CM#0
ETERNUS DX Disk storage system
When the ETERNUS DX Disk storage system is accessed from both of the servers, performance can be secured
by connecting to the ETERNUS DX Disk storage system using one host interface port on each of the four host
interfaces.
ETERNUS DX80 S2/DX90 S2 Disk storage system User's Guide -Site Planning-
Server
HBA HBA
Port Port
CA#0
CM#1
Server
HBA HBA
Port Port Port Port Port Port
CA#1 CA#0 CA#1
CM#1
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