Cloud Native Java EE

29 Sep 2016

The video tutorial by the Payara Support Engineers Mike Croft and Ondrej Mihalyi, presented at the JavaOne 2016 Conference in San Francisco last week is now available to watch online!

 

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Using Payara Embedded as an Arquillian Container Inside IntelliJ IDEA

22 Sep 2016

With this article, I'm going to integrate Payara Embedded with Arquillian by having it defined inside a sample Maven based application - source code available here - which employs an integration test implemented by the Arquillian framework.  You can also find our previous post about Arquillian...

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Payara MicroProfile 1.0 Released

19 Sep 2016

Back in June we announced MicroProfile with RedHat, IBM, Tomitribe, LJC and SouJava and Microprofile.io was launched as a location for community collaboration on Enterprise Java Microservices. In the announcement each of the vendors promised to have a MicroProfile runtime ready and available in...

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Microservices for Java EE Developers

15 Sep 2016

Nowadays, the concept of microservices is more than a simple novelty. With the advent of DevOps and the boom of container technologies and deployment automation tools, microservices are changing the way developers structure their applications. See how microservices can be a valid option for Java...

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Request Tracing Service in Payara Server & Payara Micro

12 Sep 2016

Have you ever wondered whether your application is slow to respond to requests? Which requests take the longest to respond to? And what you can do about it? Payara Server aims to provide the best tooling you would need to identify performance issues, identify their causes and help you solve...

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Payara Server Rolling Upgrades

08 Sep 2016

Any project, large or small, would ultimately like to follow industry best practices, such as continuous deployment.  In order to support this, applications must be deployed early and often.  This, in turn, triggers downtime and the users get affected by it because they could be logged out of...

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Payara Server in Production - Quick Tip

02 Sep 2016

TIP: Don't deploy any apps to the DAS in production!

Why?

As is the case with all my stories, this one began at a customer site. They had an old app they were migrating from GlassFish 3.1.2 to the latest version of Payara Blue. They'd called me in because they wanted to benchmark performance of...

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Persistent EJB Timers in Payara Micro

31 Aug 2016

Payara Micro is packed with a lot of the APIs that come with Payara Server Full Profile, and even more features targeted at clustered deployments. Now, since version 163, it is also possible to use persistent EJB Timers, which are stored across your micro instances inside the distributed...

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Making Use of Payara Server's Monitoring Service - Part 3: Using Kibana to Visualise the Data

25 Aug 2016

 

When Payara Server has been logging monitoring data to the server log for a short while, the metrics that Logstash outputs to Elasticsearch can be visualised using Kibana. In this blog post, we will create a date histogram displaying used heap memory as a percentage of the maximum heap memory.

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Making Use of Payara Server's Monitoring Service - Part 2: Integrating with Logstash and Elasticsearch

24 Aug 2016

 Following the first part of this series of blog posts, you should now have a Payara Server installation which monitors the HeapMemoryUsage MBean and logs the used, max, init and committed values to the server.log file.  As mentioned in the introduction of the previous post, the Monitoring...

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