The next minor release of WSO2 Carbon product platform (2.0.2) will be fully compatible with IBM JDK (IBM J9 VM 2.4). You simply need to update transports.xml as follows in order to run any of the WSO2 carbon based product on IBM JDK.
Add the following parameter to HTTPS transport configuration
Now, restart carbon. Server will be started successfully on IBM JDK.
Carbon-2.0.2 product platform will be released within next week. Stay tuned..