Technical data

Figure 10–18: TruCluster Server Cluster Using DS-DWZZH-03, SCSI
Adapter with Terminators Installed, and HSZ50
KZPSA-BB (ID 7)
Network
Memory
Channel
Interface
Memory Channel
KZPSA-BB (ID 6)
Memory Channel
Member
System
2
Member
System
1
2
1 1
2
T
T
3
4
HSZ50
Controller A Controller B
HSZ50
T
T
T
T
DS-DWZZH-03
1
ZK-1766U-AI
Table 10–7 lists the components that are used to create the cluster that is
shown in Figure 10–18 and Figure 10–19.
Table 10–7: Hardware Components Used in Configuration Shown in Figure
10–18 and Figure 10–19
Callout Number
Description
1
BN38C cable
ab
2
H885-AA HD68 trilink connector
3
H879-AA HD68 terminator
4
BN21K, BN21L, or 328215-00X cable
b
a
The maximum length of the BN38C cable on one SCSI bus segment must not exceed 25 meters (82 feet).
b
The maximum combined length of the BN38C and BN21K, BN21L, or 321215-00X cables on the storage
SCSI bus segment must not exceed 25 meters (82 feet).
Figure 10–19 shows a sample configuration that uses KZPSA-BB SCSI
adapters, a DS-DWZZH-05 UltraSCSI hub, and an HSZ50 RAID array
controller.
10–36 Configurations Using External Termination or Radial Connections to Non-UltraSCSI Devices