Cluster Best Practices
The law of diminishing returns applies to clustering. Each new server added to the cluster means that the original servers must synchronize their HTTP sessions and replicate their stubs on one more server. The replication messages being exchanged can build up pretty quickly to the point where I/O traffic begins to impede performance. You might find that it is better to have, say, four clusters with two nodes apiece, than to have two clusters with four nodes. In this section, well talk about several options when working with clusters and how to best optimize the way that an application is deployed on a cluster.
Single-Tier Clustering Architecture
A simple way to set up a cluster is to have the entire application deployed ...
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