rt-server.fcgi man page

    # runs prefork server listening on port 8080, requires Starlet
    rt-server --port 8080

    # runs prefork server listening on port 8080 at /rt
    rt-server --port 8080 --webpath /rt

    # runs server listening on port 8080
    rt-server --server Standalone --port 8080
    # or
    standalone_httpd --port 8080

    # runs other PSGI server on port 8080
    rt-server --server Starman --port 8080