Working with Portal Server Building Modules
Chapter 5
Creating Your Portal Design
93
No Single Point of Failure
Portal Server natively supports the no single point of failure (NSPOF) scenario.
NSPOF is built on top of the best effort scenario, and in addition, introduces
replication and load balancing.
Figure 5-4
No Single Point of Failure Example
Balancer
Portal
Server
Directory
Server
Master
Replica
Portal
Server
Directory
Server
Master
Replica
Multi-Master
Replication
Instance
Building Module 1
Building Module 2
SSe
Se
s
Search
Engine
Database
SSe
Se
s
Search
Engine
Database
Load
Client
Summary of Contents for Portal Server 6 2005Q1
Page 8: ...8 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 10: ...10 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 12: ...12 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 20: ...Sun Welcomes Your Comments 20 Portal Server Secure Remote Access 6 2005Q1 Administration Guide...
Page 36: ...A Typical Portal Server Installation 36 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 50: ...Proxylet 50 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 78: ...SRA Sizing 78 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 132: ...Identity and Directory Structure Design 132 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 142: ...Configuration Files 142 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 152: ...Tuning Parameters for etc system 152 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 178: ...Portal Design Task List 178 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 182: ...182 Portal Server 6 2005Q1 Deployment Planning Guide...
Page 192: ...Section X 192 Portal Server 6 2005Q1 Deployment Planning Guide...