Figure 2–3 shows a sample configuration that uses KZPSA-BB SCSI adapters, a DS-DWZZH-05 UltraSCSI hub, and an HSZ50 RAID array controller.

Figure 2–3: TruCluster Configuration Using KZPSA SCSI Adapters, a DS-DWZZH-05 UltraSCSI Hub, and an HSZ50 RAID Array Controller

AlphaServer

Member

System 1

T

KZPSA-BB

1

KZPSA-BB

T

AlphaServer

Member

System 2

1

KZPSA-BB

T

AlphaServer

Member

System 3

1

DS-DWZZH-05

T 1

T

T

T T

1

2

 

KZPSA-BB

4

 

T

2

AlphaServer

T

 

Member

3

System 4

 

HSZ50

HSZ50

ZK-1449U-AI

_______________________ Note _______________________

The systems shown in Figure 2–3 use KZPSA-BB SCSI adapters. They could be KZPBA-CB UltraSCSI adapters without changing any cables in the configuration.

Table 2–2 shows the components used to create the cluster shown in Figure 2–3.

Using the DS-DWZZH-05 UltraSCSI Hub in a Cluster Configuration 2–9

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Compaq DS-DWZZH-05 manual