If you consider the loss of ahost bus adapter or switch, the configurations in
Figure 6–6 and Figure 6–7 will provide better throughput than Figure 6–5
because you still have access to both controllers. With Figure 6–5, if you lose
a host bus adapter or switch, you lose the use of a controller.
Figure 6–5: Multiple-Bus NSPOF Configuration Number 1
KGPSA
Member
System
2
KGPSA
KGPSA
DSGGA DSGGA
Member
System
1
KGPSA
RA8000/
ESA12000
HSG80
HSG80
HSG80
1122
AB
ZK-1706U-AI
Using Fibre Channel Storage 6–11