我正试图按照这篇[链接][1]在 Digital Ocean 上部署一个简单的 Django 应用程序，我按照每个步骤逐步操作，通过 python manage.py runserver 成功运行该项目，没有任何错误，但是当我尝试使用 gunicorn 实现它时，它会抛出以下错误：
gunicorn.service：以'exit-code'结果失败。
以下是我的配置信息：
sudo nano /etc/systemd/system/gunicorn.socket
[Unit]
Description=gunicorn socket
[Socket]
ListenStream=/run/gunicorn.sock
[Install]
WantedBy=sockets.target
sudo nano /etc/systemd/system/gunicorn.service
[Unit]
Description=gunicorn daemon
Requires=gunicorn.socket
After=network.target
[Service]
User=pos
Group=www-data
WorkingDirectory=/home/pos/pos
ExecStart=/home/pos/env/bin/gunicorn \
--access-logfile - \
--workers 3 \
--bind unix:/run/gunicorn.sock \
pos.wsgi:application
[Install]
WantedBy=multi-user.target
sudo systemctl status gunicorn.socket
● gunicorn.socket - gunicorn socket
Loaded: loaded (/etc/systemd/system/gunicorn.socket; enabled; vendor preset: enabled)
Active: active (listening) since Tue 2019-11-26 07:39:39 UTC; 12min ago
Listen: /run/gunicorn.sock (Stream)
CGroup: /system.slice/gunicorn.socket
Nov 26 07:39:39 POS systemd[1]: Listening on gunicorn socket.
当我尝试启动gunicorn时，它会抛出以下错误：
sudo systemctl status gunicorn
● gunicorn.service - gunicorn daemon
Loaded: loaded (/etc/systemd/system/gunicorn.service; enabled; vendor preset: enabled)
Active: failed (Result: exit-code) since Tue 2019-11-26 07:39:43 UTC; 13min ago
Process: 718 ExecStart=/home/pos/env/bin/gunicorn --access-logfile - --workers 3 --bind unix:/run/gunicorn.sock pos.wsgi:application (code=exited, status=1/FAILURE)
Main PID: 718 (code=exited, status=1/FAILURE)
Nov 26 07:39:43 POS gunicorn[718]: Arbiter(self).run()
Nov 26 07:39:43 POS gunicorn[718]: File "/home/pos/env/lib/python3.7/site-packages/gunicorn/arbiter.py", line 198, in run
Nov 26 07:39:43 POS gunicorn[718]: self.start()
Nov 26 07:39:43 POS gunicorn[718]: File "/home/pos/env/lib/python3.7/site-packages/gunicorn/arbiter.py", line 155, in start
Nov 26 07:39:43 POS gunicorn[718]: self.LISTENERS = sock.create_sockets(self.cfg, self.log, fds)
Nov 26 07:39:43 POS gunicorn[718]: File "/home/pos/env/lib/python3.7/site-packages/gunicorn/sock.py", line 172, in create_sockets
Nov 26 07:39:43 POS gunicorn[718]: sock_name = sock.getsockname()
Nov 26 07:39:43 POS gunicorn[718]: OSError: getsockaddrlen: bad family
Nov 26 07:39:43 POS systemd[1]: gunicorn.service: Main process exited, code=exited, status=1/FAILURE
Nov 26 07:39:43 POS systemd[1]: gunicorn.service: Failed with result 'exit-code'.
请帮我解决这个问题吗？ [1]: https://www.digitalocean.com/community/tutorials/how-to-set-up-django-with-postgres-nginx-and-gunicorn-on-ubuntu-18-04