How do I find what Java version Tomcat6 is using?

Question

Is there a OS command to find what Java version Tomcat6 is using? I need to use a Perl (including system()) command.

I using Linux. Ubuntu and CentOS

Is the

Answer 1

Once you have started tomcat simply run the following command at a terminal prompt:

ps -ef | grep tomcat

This will show the process details and indicate which JVM (by folder location) is running tomcat.