Optimise gunicorn options for running in docker. (#4700)

Author: frjo

docker/prod/Dockerfile

@@ -63,5 +63,8 @@ COPY --from=builder /opt/app/static /opt/app/static
 # Copy the project into the image
 COPY ./ ./
 
+# Expose the port gunicorn is running on for other Docker containers.
+EXPOSE 8000
+
 # Run entrypoint.sh.
 ENTRYPOINT ["/opt/app/docker/prod/entrypoint.sh"]

docker/prod/entrypoint.sh

@@ -7,6 +7,6 @@ python manage.py clear_cache --cache=default
 python manage.py sync_roles
 
 # Start gunicorn server.
-gunicorn hypha.wsgi:application --env DJANGO_SETTINGS_MODULE=hypha.settings.production --threads 3 --reload  --bind 0.0.0.0:9001
+gunicorn hypha.wsgi:application --env DJANGO_SETTINGS_MODULE=hypha.settings.production --worker-tmp-dir /dev/shm --workers=2 --threads=4 --worker-class=gthread  --bind 0.0.0.0:8000
 
 exec "$@"