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Liferay Portal 6 Enterprise Intranets by Jonas X. Yuan

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Clustering - high availability

Clustering allows us to run portal instances on several parallel servers, called cluster nodes. The load is distributed across different servers, and even if any of the servers fail, the portal is still accessible via other cluster nodes. Clustering is crucial for scalable portal enterprise, as you can improve performance by simply adding more nodes to the cluster.

For larger installations, you would likely need a clustered configuration in order to handle the traffic of a popular website. A cluster allows us to distribute the traffic coming in to a website to several machines. It allows websites to handle more web traffic at a faster pace than would be possible with a single machine. The portal definitely works ...

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