The goal of MicroProfile.IO is to optimise Java EE for a micro-service architecture. It is based on some of the Java EE specifications and standardise a few technologies from the micro-services space.

Maintenance mode is the stage of the product lifecycle where we're no longer releasing new features for Payara Server 4 or Payara Micro 4, releases will only contain bug fixes.

In November, my friend Milen Dyankov started it all by inviting me to come to Warsaw to give a talk at a local developer meetup (sponsored by Liferay, Milen's employer). After attending several big conferences during the year, coming to talk at a much smaller event sounded quite relaxing!...

Java EE 8 fully supports asynchronous handling of REST requests and responses, on both client and server side. This is useful to optimize throughput of an application or even when adopting reactive principles. MicroProfile type-safe REST client API also supports this concept to allow you to call...

Payara Server provides many metrics within JMX beans. The most interesting metrics are the statistics around pools for HTTP threads and JDBC Connection pooling.

On the other hand, Payara Server also implements the MicroProfile Metrics specification. The retrieval of useful metrics from the...

In the previous blog of this series, we learned different ways to troubleshoot Java EE application. This blog will continue to focus on different ways and techniques to catch potential issues in the early stages and how to find the root cause of application performance issues.

To run your application or server over HTTPS you're going to need a certificate. Commonly referred to as an SSL or TLS certificate, this is a guide on how to register one using Let's Encrypt's Certbot and then how to configure Payara Server to use it.

As you probably already know, Oracle decided to stop providing public updates for Oracle Java Development Kit 8 (JDK 8) in January 2019. Public updates and security fixes will be provided by Oracle only for the latest version of Oracle JDK, for 6 months until the next new version. While personal...

In a distributed micro-services architecture, it is important to have an overview of your systems in terms of CPU, memory management and other important metrics.

The Payara Support Lifecycle policy ensures longevity of your Payara Server or Payara Micro (The Payara Platform) investment. We provide 10 years of support and a well-defined lifecycle model to maintain the stability of your production environment.

Starting in February 2019, Payara Server 4...