Learning immediately: https://edu.csdn.net/course/play/27216/358405?utm_source=blogtoedu
1. http module configuration file to increase
upstream localhost{
server 192.168.1.2:8081;
server 192.168.1.3:8081;
server 192.168.1.4:8081;
}
2. localtion server submodules / {} of the following:
proxy_pass http://localhost;
Provided that server_name is localhost