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How to use PM2 management application? Come in and see

2022-04-23 20:31:00 【Different 213】

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 
```

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