Technical data

Figure 11–1: Block Diagram of an Eight-Node Cluster
/
/usr
/var
Member 1,
Member 2
Boot Disks
Member 6,
Member 7,
Member 8
Boot Disks
Member 3,
Member 4,
Member 5
Boot Disks
Member
System
1
Member
System
2
Member
System
3
Member
System
4
Member
System
5
Member
System
6
Member
System
7
Member
System
8
SCSI ID 7
SCSI ID 7SCSI ID 6 SCSI ID 5 SCSI ID 4
SCSI ID 4SCSI ID 5SCSI ID 6
SCSI
ID 6
SCSI
ID 7
ZK-1847U-AI
Memory
Channel
Hub
Figure 11–1 shows the following:
• All member systems are connected via the Memory Channel at the
Memory Channel hub.
• There are three shared SCSI buses with shared storage on each shared
bus:
– Member systems 1 and 2 are on the first shared SCSI bus.
Configuring an Eight-Member Cluster Using Externally Terminated
Shared SCSI Buses 11–3