JRun 3.0: Running JRun as Root or Super-User on Solaris 2.6 May Cause JRun Server Instability
Running JRun as root or Super-User may cause the JRun process to become unstable and stop without warning. In this case, the JRun log files will not indicate JRun's failure, and no exceptions will be thrown. This issue applies specifically to Solaris 2.6 customers, but it is possible that the issue may arise on other versions of Solaris, or on other UNIX platforms.
Here's a look at why and a workaround:
JRun 3.0: Running JRun as Root or Super-User on Solaris 2.6 May Cause JRun Server Instability