Tag Archives: websphere liberty

Docker 32-bit JRE with WebSphere Liberty

Why bother with 32-bit? Well if you are a small business trying to save cost, WebSphere Liberty Profile allows you to use it within your organization so long as you do not exceed 2GB organization wide. Using an embedded developer’s mentality of being frugal with memory one of the techniques they have is to stick with 32-bit when possible.
Continue reading Docker 32-bit JRE with WebSphere Liberty

Java EE Standards my foot

One of the major advantages of Java EE is standards support, Unfortunately, let’s face it, the reality of implementations out there especially the ones that are in the “free for casual development” zone are piss poor.

I wrote up a Java EE application that tries to test as many standards as possible to see how well the following servers will fare:

  • Glassfish
  • Payara
  • WebSphere Classic
  • WebSphere Liberty Profile
  • WildFly

Continue reading Java EE Standards my foot

Liberty Docker Cluster

This series how to set up a WebSphere Liberty Profile cluster with standard Docker swarm/stack and presently released official images.

The purpose of this is to set up a simple working cluster to allow developers to ensure that their work will function correctly in a clustered environment and neither a robust system with failovers nor scaling.
Continue reading Liberty Docker Cluster

WebSphere Liberty NoopUserRegistry Add-On

WebSphere Liberty has a bug in the implementation of JASPIC that prevents developers from making their own modules that do not have a user realm that is managed by WebSphere’s UserRegistry.  To work around it I took some hints on Arjan Tijms’ work testing with JASPIC on WebSphere Liberty and combined it with my knowledge of Maven and OSGi.
Continue reading WebSphere Liberty NoopUserRegistry Add-On