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Direct attach multiple cluster configuration
This configuration shows multiple clusters connecting to a single FAStT500 RAID
Controller Enclosure Unit. It uses the pre-installed mini-hubs as a starter solution
with the option of adding additional FAStT500 mini-hubs and Fibre Channel
switches/managed hubs for added host and drive scalability.
FC host adapter
FC host adapter
Clus1
FC host adapter
FC host adapter
FC host adapter
FC host adapter
Clus2
FC host adapter
FC host adapter
Figure 6. Direct attach multiple cluster configuration
Note: Two partitions are shown; the Clus1 partition is separate from the Clus2
Hardware components overview
This section provides an overview of the hardware components that comprise the
IBM SAN solution. New components are frequently added from the IBM portfolio or
third-party vendors.
The following hardware components are discussed in this section:
v Server
v Fibre Channel host bus adapter
v Fibre Channel RAID controller unit
v Fibre Channel switch
v SAN Data Gateway
v Tape library
v Hard disk drive enclosure
FAStT500 RAID controller unit
Host side
Mini-hub
Mini-hub
Mini-hub
Mini-hub
partition. LD is a logical drive.
Drive side
Ctrl
A
Mini-hub
Loop1
Mini-hub
Mini-hub
IN
OUT
Mini-hub
Ctrl
B
IN
OUT
Loop1
Clus1
Clus2
Chapter 1. SAN solutions overview
EXP500
Loop2
IN
OUT
IN
OUT
Loop2
1
LD1
LD2
2
LD3
LD4
7
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