install and configure supervisord on centos 7.

supervisord.service

[Unit]
Description=supervisord - Supervisor process control system for UNIX
Documentation=http://supervisord.org
After=network.target

[Service]
Type=forking
ExecStart=/bin/supervisord -c /etc/supervisord/supervisord.conf
ExecReload=/bin/supervisorctl reload
ExecStop=/bin/supervisorctl shutdown
User=root

[Install]
WantedBy=multi-user.target

usage.md

1. install: pip install supervisor
2. configure:
   1. mkdir -p /etc/supervisord/conf.d
   2. echo_supervisord_conf > /etc/supervisord/supervisord.conf
   3. echo "files = conf.d/*.conf" >> /etc/supervisord/supervisord.conf
3. setup as service: wget supervisord.service -O /usr/lib/systemd/system/supervisord.service
4. start service systemctl start supervisord
5. view service status: systemctl status supervisord
6. auto start service on system startup: systemctl enable supervisord