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Figure 3–5 shows a two-member TruCluster Server configuration with a
radially connected dual-redundant HSZ70 RAID array controller configured
for transparent failover.
Figure 3–5: Shared SCSI Bus with HSZ70 Configured for Transparent
Failover
KZPBA-CB (ID 7)
Network
Memory
Channel
Interface
Memory Channel
KZPBA-CB (ID 6)
Memory Channel
Member
System
2
Member
System
1
StorageWorks
RAID Array 7000
HSZ70
HSZ70
Controller A
Controller B
DS-DWZZH-03
T
T
T
T
2
3
1
4
1
2
3
T
T
ZK-1599U-AI
Table 3–4 shows the components used to create the clusters shown in
Figure 3–5, Figure 3–6, Figure 3–7, and Figure 3–8.
3–20 Shared SCSI Bus Requirements and Configurations Using UltraSCSI Hardware