Pandurang Memane

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Load balancing Red Hat JBoss Enterprise Application Platform subclusters with mod_cluster

Load balancing Red Hat JBoss Enterprise Application Platform subclusters with mod_cluster

This article introduces a way to build and manage clustered environments using subclusters in a domain-mode installation of Red Hat JBoss Enterprise Application Platform (JBoss EAP). I assume that readers are familiar with JBoss EAP and the Apache HTTP Server (HTTPD) mod_cluster module. I introduce the load balancing group configuration for that module.

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Install Apache Tomcat and deploy a Java web application on Red Hat OpenShift

Install Apache Tomcat and deploy a Java web application on Red Hat OpenShift

If you are new to OpenShift, then you might want to install Apache Tomcat on top of it for simpler experimentation. This article guides you through installing Apache Tomcat from a Docker image and then using it to deploy a Java web app on Red Hat OpenShift. I also show you how to access the Tomcat management console on OpenShift.

To follow the examples, you must have an OpenShift account. We will use the OpenShift command-line interface (CLI) for this demonstration, so be sure to install the CLI (oc) before you begin.

A note about the sample application: You will need a Java web application to use for the deployment example. I am using the Sample Java Web Application from the OpenShift Demos GitHub repository. It is a simple application that is useful for understanding basic concepts. You may use the provided sample or choose your own application to work with.

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