The BellSoft Blog

Learn about garbage collection in Java, various GC in=mplementations, and best practices for GC tuning

Learn how to avoid typical mistakes of containerization leading to decreased performance and huge cloud bills

Discover the study that dispels a conviction about better OpenJ9 performance as compared to HotSpot.

RISC-V is a microprocessor architecture that has become incredibly popular in recent years. Find out more about its history, benefits, distinguishing features, and a Java port.

Find out how to use perf, a built-in Linux profiler, to analyze the performance of Java applications.

jmcd is a handy tool you can use for JVM diagnostics. Let’s find out how to use it locally, containerized, and remotely, and solve issues if they arise.

Liberica JDK 17 is the new LTS Java build, full of security updates, convenient features, and modern additions. Find out how to upgrade from JDK 8 and 11!

Spring Native is still in testing, but with Liberica Native Image Kit it can build native images with ridiculously low startup times. Find out how.

Learn how string concatenation affects JVM performance even in the simplest Java code snippets.

Find out how to identify the root cause of JVM Stop-the-World pauses with JDK Flight Recorder in Java 11.

JDK Flight Recorder (JFR) is a powerful diagnostic tool built into OpenJDK. In previous posts, I was focusing on using JFR together with JDK Mission Control, a visual front end. Besides out of box integration with JDK tools like Mission Control and `jcmd`, Flight Recorder has an API.

Developers often choose Java for financial applications due to its reliability. Learn which programming languages for JVM will make your project succeed.

Running a Java application in Docker on a VM hosted in the cloud is not uncommon these days. But let’s take a closer look at this setup. We have a bare metal box somewhere in the cloud provider’s data center and hypervisor host OS running on that box. Next, we have a guest OS running in a VM provided by the hypervisor. Docker is...

In this post about JDK Flight Recorder and Mission Control, a powerful diagnostic and profiling tool built into OpenJDK, I would like to focus on JVM memory features.

Hunting down code hotspots is probably the most common task for Java profilers.

JDK Flight Recorder (JFR) is a mighty powerful feature of HotSpot JVM, although it is not as widely known...

Today, as Arm processors are primarily viewed as targeting the embedded market, and justifiably so, multiple hardware vendors are using this architecture to build server CPUs and to compete with Intel in the cloud and High Performance Computing (HPC) segment.