配置上游服务器

upstream tomcats {
    server 192.168.206.129:8080;
    server 192.168.206.130:8080;
    server 192.168.206.131:8080;
}

server {
    listen       612;
    server_name  www.tomcats.com;

    location / {
        proxy_pass http://tomcats;
    }

}

![img](/i/l/?n=23&i=blog/3149811/202304/3149811-20230430171634169-949398703.png)