Getting the parameters of a running JVM

Question

Is there a way to get the parameters of a running JVM? Is there a command line tool like jstat which takes as input the pid of the JVM and returns its starting parameters? I

Answer 1

If you can do this in java, try:

RuntimeMXBean

ManagementFactory

Example:

RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
List jvmArgs = runtimeMXBean.getInputArguments();
for (String arg : jvmArgs) {
    System.out.println(arg);
}