Is there one JVM per Java application?

Question

Is the same JVM used by all Java applications running or, does \'one JVM per Java application\' apply? (say the applications are IntelliJ IDEA, a server and NetBeans for exa

Answer 1

Actually this is one question that can have very confusing answers. To keep it real short:

1. Yes per java process, per JVM.
2. Runtime and ProcessBuilder follow this rule.
3. Loading jars using reflection and then executing the main won't spawn new JVM.