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One of our applications was leveraging this NIO; however, it suffered from frequent ‘java.lang.OutOfMemoryError: Direct buffer memory’ when we were running in Java 11.

Discover language-agnostic and -dependent plugins for IntelliJ IDEA that may be a great help in your daily fight with tasks that will make your work easier.

A slowdown in the Oracle RAC cluster degraded an entire application’s response time. Here, let’s discuss the steps we pursued to troubleshoot this problem.

In this blog post, discover how you can use Eclipse Jifa to identify potential performance bottlenecks in your Java applications.

Learn what problems the java.lang.System.getProperty() API can cause and what you can do to fix blocked threads.

What happens behind the scene when a Java program is executed? What is the difference between Stack and Heap? Watch this video to know more.

Chaos Engineering: Blocked Threads A thread will enter into a BLOCKED state when it cant acquire a lock on an object because another thread already holds the lock on the object and doesn’t release it. by Join the DZone community and get the full member experience.Join For Free In the series of chaos engineering articles, we have been learning to simulate various performance problems. In this post, let’s discuss how to make threads go into a BLOCKED state. Sample Program Here is a sample pr...

7 JVM Arguments of Highly Effective Applications [Videos] In all these 4 videos, we share 7 important JVM arguments that will boost your Java/Scala/Jython application performances. by Join the DZone community and get the full member experience.Join For Free You can pass 600+ arguments to JVM just around garbage collection and memory. It’s way too many arguments for anyone to digest and comprehend. In all these 4 videos, we share 7 important JVM arguments that will boost your Java/Scala/Jytho...

Chaos Engineering: Simulating OutOfMemoryError This java.lang.OutOfMemoryError: Java Heap space will be thrown by the application when the application generates more objects than the allocated heap size. by Join the DZone community and get the full member experience.Join For Free In the series of chaos engineering articles, we have been learning to simulate various performance problems. In this post, let’s discuss how to simulate java.lang.OutOfMemoryError: Java Heap space problem. This java...