For both short- and long-term allocations, the C++ program is considerably faster than the Java program running on any JVM. Short-term allocations have been one focus area for optimization in HotSpot.

The Java virtual machine is a program whose purpose is to execute other programs. It’s a simple idea that also stands as one of our greatest examples of coding kung fu. The JVM upset the status ...

James Ward is a Java Champion and Google’s Kotlin product manager. In this interview, he speaks about the state of Java, JVM languages, mutability, and functional programming.

In this Java performance tuning guide, learn how to put together an application performance manifesto and how to investigate shared resources that might cause a Java performance problem.