Compaq Parallel Database Cluster Model PDC/O2000 for Oracle8i and Windows 2000 Administrator Guide

Cluster Architecture 2-57
Active/Standby Configuration with Five
RA4000/RA4100 Arrays
Figure 2-24 shows an active/standby I/O path configuration for a redundant
FC-AL in a four-node cluster with five RA4000/RA4100 Arrays.
RA4000/4100
Array #1
RA4000/4100
Array #3
RA4000/4100
Array #5
RA4000/4100
Array #4
RA4000/4100
Array #2
Standby
Array Controller
Active
Array Controller
FC-AL
Switch/Storage
Hub #1
Node 1 Node 2 Node 3 Node 4
FC-AL
Switch/Storage
Hub #2
ProLiant
Servers (4)
Fibre Host
Adapter
(Active)
Fibre Host
Adapter
(Standby)
Figure 2-24. Active/standby configuration with five RA4000/RA4100 Arrays