node.js - How to do Node online monitoring and error log analysis?

Question

I am doing front-end development. Recently I need to migrate an old system to Node.

There is no problem when I write the code, but I don’t know how to do the online monitoring solution and error log analysis?

Thanks.

滿天的星座 · Answer

Use pm2 to deploy the program, any standard output and standard error output will be written to the log file, errors are very convenient