Technical data

10–10
Two BA356s Cabled for Shared SCSI Bus Usage ................ 10–22
10–11
Two UltraSCSI BA356s Cabled for Shared SCSI Bus Usage . . 10–24
10–12
Externally Terminated Shared SCSI Bus with Mid-Bus HSZ50
RAID Array Controllers .............................................
10–27
10–13
Externally Terminated Shared SCSI Bus with HSZ50 RAID
Array Controllers at Bus End .... ..... ..............................
10–28
10–14
Externally Terminated TruCluster Server Configuration with
an RA3000 Pedestal with Active/Passive Failover ............... 10–31
10–15
Externally Terminated TruCluster Server Configuration with
an RA3000 Controller Shelf with Active/Passive Failover . ... . 10–32
10–16
Externally Terminated TruCluster Server Configuration
with an RA3000 Controller Shelf with Active/Active or
Active/Passive Failover . .............................................
10–32
10–17
Externally Terminated TruCluster Server Configuration with
a Mid-bus RA3000 Controller Shelf with Active/Active or
Active/Passive Failover . .............................................
10–33
10–18
TruCluster Server Cluster Using DS-DWZZH-03, SCSI
Adapter with Terminators Installed, and HSZ50 ................ 10–36
10–19
TruCluster Server Cluster Using KZPSA-BB SCSI Adapters,
a DS-DWZZH-05 UltraSCSI Hub, and an HSZ50 RAID Array
Controller .... ..........................................................
10–37
11–1
Block Diagram of an Eight-Node Cluster .. .... ................... 11–3
11–2
First Two Nodes of an Eight-Node Cluster . ..... ................. 11–8
11–3
Second Shared SCSI Bus of an Eight-Node Cluster ... . ... ..... . 11–11
11–4
Third Shared SCSI Bus of an Eight-Node Cluster ............... 11–14
Tables
2–1
AlphaServer Systems Supported for Fibre Channel ..... .... ... 2–6
2–2
RAID Controller Minimum Required Array Controller
Software ... ............................................................. 2–11
2–3
RAID Controller SCSI IDs . ..... .... ................................ 2–11
2–4
Supported SCSI Cables .............................................. 2–14
2–5
Supported SCSI Terminators and Trilink Connectors . ... ..... . 2–16
3–1
SCSI Bus Speeds ... ..... .............................................. 3–6
3–2
SCSI Bus Segment Length . ..... .... ... ............................. 3–7
3–3
DS-DWZZH UltraSCSI Hub Maximum Configurations ..... ... 3–12
3–4
Hardware Components Shown in Figure 3–5 Through Figure
3–8 ...................................................................... 3–22
3–5
Installing Cables for RA3000 Radial Configuration with a
DWZZH UltraSCSI Hub ............................................. 3–28
3–6
Hardware Components Used in the Configurations Shown in
Figure 3–9 through Figure 3–12 . ..... .............................. 3–33
xvi Contents