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Mastering JBoss Enterprise Application Platform 7

You're reading from   Mastering JBoss Enterprise Application Platform 7 Core details of the Enteprise server supported by clear directions and advanced tips.

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Product type Paperback
Published in Aug 2016
Publisher Packt
ISBN-13 9781786463630
Length 390 pages
Edition 1st Edition
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Authors (2):
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Luigi Fugaro Luigi Fugaro
Author Profile Icon Luigi Fugaro
Luigi Fugaro
Francesco Marchioni Francesco Marchioni
Author Profile Icon Francesco Marchioni
Francesco Marchioni
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Table of Contents (15) Chapters Close

Preface 1. Installation and Configuration FREE CHAPTER 2. The CLI Management Tool 3. Managing EAP in Domain Mode 4. Deploying Applications 5. Load Balancing 6. Clustering EAP 7 7. Logging 8. Configuring Database Connectivity 9. Configuring EAP 7 for Java EE Applications 10. Messaging Administration 11. Securing the Application Server 12. New Security Features of EAP 7 13. Using EAP 7 with Docker 14. Running EAP 7 on the Cloud Using OpenShift

Advanced topics


In the following sections, we will discuss some advanced topics in regards to clustering. We will especially see how you can rely on a TCP stack to create your cluster configuration, to use the TCP protocol for communication and transfer purposes, that is, the cluster member's advertising and state replication. Additionally, we will see what clustering means for applications bundling Enterprise Java Beans and how clients are affected.

For simplicity, we will stack with standalone mode, using the standalone-ha.xml configuration file.

Clustering using TCP

As we have seen at the beginning of the chapter, to achieve cluster capabilities, JBoss relies on two components: JGroups and Infinispan.

The first one is used for communication purposes; the second one is used for persistence purposes. To switch from a UDP cluster to a TCP cluster, we need to modify the JGroups configuration.

Let's first create a standalone clone folder, named tcp-cluster-1, as follows:

cd $JBOSS_HOME
cp -a standalone...
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