There are four ways to control Java environment for runtime: _JAVA_OPTIONS environment variable. Command line when running the java virtual machine. Java source code. In this case you must make sure to set the option before it is picked up by whatever subsystem it is intended for. In Java web start you can also use [...]
I recently found some issues with the openjdk Ubuntu/Debian default Java implementation. Specifically I had issues with their web start support (javaws). I found that the Sun implementation of Java did not have such a deficiency and the Sun implementation is available through the regular Ubuntu/Debian package sources. I installed the Sun implementation and wanted [...]