nginx学习之负载均衡和容错：ngx_http_upstream_module

http://nginx.org/en/docs/http/ngx_http_upstream_module.html

ngx_http_upstream_module

实例配置

upstream backend {
    server backend1.example.com       weight=5;
    server backend2.example.com:8080;
    server unix:/tmp/backend3;

    server backup1.example.com:8080   backup;
    server backup2.example.com:8080   backup;
}

server {
    location / {
        proxy_pass http://backend;
    }
}