Book Image

Liferay Portal 6.x Enterprise Intranets (Update)

Book Image

Liferay Portal 6.x Enterprise Intranets (Update)

Overview of this book

Table of Contents (19 chapters)
Liferay Portal 6.2 Enterprise Intranets
Credits
About the Author
Acknowledgments
About the Reviewers
www.PacktPub.com
Preface
9
Web Content Management
Index

Liferay clustering


Liferay Portal is configured for a single-server environment, which comes out of the box. When your site traffic starts increasing, you need to increase your server size as per the requirement. Here comes the Liferay Portal cluster design, which allows you to route the site traffic in different servers.

Liferay Portal works perfectly in a cluster of multiple machines—a horizontal cluster or in clusters of multiple VMs on a single machine, that is, a vertical cluster or a mixture of the two.

Let's take a scenario where you have installed Liferay on different server nodes. Now to make the cluster environment, you need to define several optimizations and configurations.

  • All the server nodes should be pointed to the same Liferay database or database cluster

  • All nodes of the clusters should have the access to Documents and Media repositories

  • For a cluster environment, you should configure a search for replication or use a separate search server

  • The cache mechanism should replicate...