MACROMEDIA COLDFUSION 4.5-ADMINISTRING COLDFUSION..., Manual

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C
H A P T E R
6
Chapter 6
Creating Scalable and Highly
Available Web Sites
This chapter describes the concepts involved in achieving scalable and highly
available ColdFusion Web applications. The latter half describes ColdFusion’s built-
in clustering technology, ClusterCATS, which provides intelligent load balancing and
failover capabilities. It includes procedures that explain how to create, optimize, and
administer your ClusterCATS server clusters.
Contents
•
What is Scalability?......................................................................................... 130
•
Issues Affecting Successful Scalability Implementations ........................... 132
•
What is Web Site Availability? ........................................................................ 144
•
Techniques for Creating Scalable & Highly Available Sites......................... 149
•
Introducing ClusterCATS for ColdFusion..................................................... 155
•
ClusterCATS for ColdFusion Components................................................... 158
•
Before You Install............................................................................................ 161
•
Installing ClusterCATS ................................................................................... 185
•
Creating Clusters ............................................................................................ 192
•
Configuring Load Balancing & High Availability Features.......................... 203
•
Performing Common Cluster Administration Tasks ................................... 223
•
Administering UNIX-based Clusters ............................................................ 231
•
Troubleshooting ............................................................................................. 267
•
Other Informational Resources..................................................................... 267