Red Hat build of OpenJDK

Learn how new download APIs based on JSON Web Tokens in Cryostat 2.1 web client make your download workflow faster and more efficient.

In this preview of a 2022 Red Hat Summit talk, Jim Tyrrell breaks down the top five things to think about for modern Java microservices developers.

OpenJDK has improved its behavior in containers. This article covers changes in JDK 17, and shows how to research and change behavior on your systems.

This article is part of a series on Java Operator SDK, and covers how to write the controller in the Operator.

Use the Cryostat JDK Mission Control (JMC) agent and its API handlers for custom JDK Flight Recorder event monitoring in containerized environments.

Capture JFR data on the fly with the POST rule in Cryostat 2.0. Diagnose performance problems in containerized apps running on Kubernetes and Red Hat OpenShift.

Get a closer look at how the Shenandoah garbage collector adds concurrent thread-stack processing, and reliable sub-millisecond pauses, in OpenJDK 17.

Learn about native images and read updates about JDK Flight Recorder (JFR) support for GraalVM Native Image, including benefits, challenges, and future plans.

Learn how HotSpot's multi-tiered execution system uses the interpreter, quick compiler, and optimizing compiler to help enhance Java's performance in OpenJDK.

Red Hat Universal Base Images now offers OpenJDK runtime container images as a lightweight alternative to the standard builder images. Get started with using the new runtime images to deploy your Java applications on Red Hat OpenShift.

Find out how Shenandoah garbage collection improves Java application latency in JDK 16, especially for applications that churn soft, weak, and phantom references.

JavaScript promises are one of the most useful features that the language offers us that help with handling asynchronous operations easily.

Using Dekorate to generate Kubernetes manifests not only simplifies Java application development, but it can flatten your learning curve on Kubernetes.

Discover Open Liberty 20.0.0.12's new support for gRPC and Java SE 15 and get a quick introduction to configuring custom JNDI name support for EJBs.

In this DevNation Tech Talk, we build a portable, serverless blog search application for AWS Lambda using Java, Quarkus, GraalVM, and Apache Lucene.

The new Red Hat build of Quarkus 1.7 supports native code compilation, in addition to a host of tools and extensions for developer productivity.

Article

You can now use OpenJDK's JDK Flight Recorder to collect custom events. Learn how to use JDK Mission Control agents with JFR's Event API in your Java code.

Don't let long load times bog down your Java applications! Learn how to use Checkpoint/Restore in Userspace (CRIU) for faster startup with checkpoints.

The Fabric8 Maven plugin is now Eclipse JKube 1.0.0. Explore what's new for building Java Maven containers, such as support for S2I build strategies.

Learn how to troubleshoot, monitor, and profile your container-based Java applications with JDK Flight Recorder, courtesy of OpenJDK 8u 262.

Discover Eclipse JKube and learn how the Kubernetes Maven Plugin simplifies your Java development workflow, letting you deploy any Java application on k8s.

See how OptaPlanner and advanced planning algorithms let Java developers add shift planning constraints, which are important in pandemic health care.

The Red Hat build of Quarkus is now available through Red Hat Runtimes, bringing full support that includes an active community, continuous updates, and a fast release cadence.