Edit the rootdir, username and log_file if needed.
The rest should be properly set already. At least if you are willing to use the public to ornl backend. (If you aren't see below.)[But I'm a private/paranoid Scientist]
The rest should be properly set already. At least if you are willing to use the public to ornl backend. [If you aren't see below.](But I'm a private/paranoid Scientist)