python - Supervisor starts the program and reports an error, ERROR (spawn error), how to view the specific error information

Question

1. Use gunicorn to access the website through the external network port normally
2. After configuring the supervisor, supervisord -c supervisor.conf is normal
3. Supervisorctl -c supervisor.conf starts flask and an error is reported

4.supervisorctl -c supervisor.conf start flask prompts success, but query status shows exit

Answer 1

Method 1:

supervisorctl tail flask stdout

Method 2:

Directly view the relevant files starting with supervisor under /tmp/ (default log path)

Answer 2

supervisord is just a daemon process to help you maintain the stability of your process

启动命令：supervisord -c 配置文件.conf

Configuration file.conf

[program:programName]
command=网站的启动命令
autostart=true
autorestart=true
stderr_logfile=/var/log/err.log
stdout_logfile=/var/log/out.log
stopsignal=INT
[supervisord]
pidfile=/var/run/supervisord.pid
logfile=/var/log/supervisord.log