http {
upstream myapp1 {
server 127.0.0.1:8080;
server 127.0.0.1:8081;;
server 127.0.0.1:8082;
}
server {
listen 80;
location / {
proxy_pass http://myapp1;
}
}
}
以上是nginx默认的请求依次轮询分发的upstream中的三个服务器中