Best Practices for SGeRAC and Oracle RAC on HP-UX 11i, March 2009

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Figure 1. SGeRAC and Oracle RAC basic configuration
Configurations for Oracle RAC
Public network
Client public network high availability (HA) involves two levels: redundant components and client
failover.
Redundant network interfaces and switches with local LAN failover managed by Serviceguard or
bonding via Auto Port Aggregation (APA), protect against single point network failures.
SGeRAC
VIP
B
Server
processe
Switch
(primary)
Switch
(standby)
TCP/IP public network
Clients
Clients
Clients
Clients
Clients
Clients
Node A
RAC
instance A
Listener
A
Oracle
Clusterware
SGeRAC
VIP
A
Server
processe
Node B
RAC
instance B
Listener
B
Oracle
Clusterware
Public
(primary)
Public
(standby)
Public
(primary)
Public
(standby)
Switch
(standby)
Switch
(primary)
SG
-
HB
CSS-HB
RAC-DB-IC
Storage links
Storage links
SAN
(switches not shown)