[root@iZ2ze3fpspx3v6xafebv1iZ nginx+uwsgi+daphne+supervisor]# systemctl start supervisord

Job for supervisord.service failed because the control process exited with error code.
See “systemctl status supervisord.service” and “journalctl -xe” for details.

[root@iZ2ze3fpspx3v6xafebv1iZ nginx+uwsgi+daphne+supervisor]# systemctl status supervisord.service

● supervisord.service - Process Monitoring and Control Daemon
Loaded: loaded (/usr/lib/systemd/system/supervisord.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Thu 2020-04-09 15:49:29 CST; 1min 18s ago
Process: 14313 ExecStart=/usr/bin/supervisord -c /etc/supervisord.conf (code=exited, status=2)

Apr 09 15:49:29 iZ2ze3fpspx3v6xafebv1iZ systemd[1]: Starting Process Monitoring and Control Daemon…
Apr 09 15:49:29 iZ2ze3fpspx3v6xafebv1iZ supervisord[14313]: Error: ‘utf-8’ codec can’t decode byte 0xd0 in position 22: invalid continuation byte
Apr 09 15:49:29 iZ2ze3fpspx3v6xafebv1iZ supervisord[14313]: For help, use /usr/bin/supervisord -h
Apr 09 15:49:29 iZ2ze3fpspx3v6xafebv1iZ systemd[1]: supervisord.service: Control process exited, code=exited status=2
Apr 09 15:49:29 iZ2ze3fpspx3v6xafebv1iZ systemd[1]: supervisord.service: Failed with result ‘exit-code’.
Apr 09 15:49:29 iZ2ze3fpspx3v6xafebv1iZ systemd[1]: Failed to start Process Monitoring and Control Daemon.

还有centos8下安装python-devel试了好多方法都安装不成功啊