How to use PM2 management application? Come in and see

pm2 Management applications

pm2 Is a process management tool , You can use it to manage your node process , And look at node State of process , Of course, it also supports performance monitoring , Process daemons , Load balancing and other functions

How to use pm2 ？

1. Global installation is required first pm2

npm install pm2 -g

2. Then enter the project root directory

 pm2 start .\app.js --name web_vueshop

• --name web_vueshop ： optional , web_vueshop It's a custom name

In this way, the service is started successfully .

The example figure shows ：

• id Value is unique , Identify this item . You can choose to use a custom name or id value .

3. Introduce some commonly used commands

• View all running projects ：

  pm2 ls
  

• Restart project ：

  pm2 restart Custom name 
  

  You can also select the corresponding id value , As shown below ：

  pm2 restart 0
  

  Here id 0 Corresponding to the item in the above figure

• Stop the project ：

  pm2 stop  Custom name /id value 
  

• Delete the project ：

  pm2 delete  Custom name /id value