Installation — Gunicorn 20.1.0 documentation
docs.gunicorn.org › en › stablegunicorn[tornado] - Tornado-based workers, not recommended; If you are running more than one instance of Gunicorn, the proc_name setting will help distinguish between them in tools like ps and top. gunicorn[setproctitle] - Enables setting the process name; Multiple extras can be combined, like pip install gunicorn[gevent,setproctitle].