Nginx负载均衡

web01:

mkdir /html/www -p

echo "xiaobai" > /html/www/index.html

vim /etc/nginx/conf.d/www.conf

server {
        listen 80;
        server_name ucbk.cn;
        #root /html/www;
location / {
        root /html/www;
        index index.html index.htm;
        include proxy_params;
        }
}


systemctl reload nginx

web02:

mkdir /html/www -p

echo "xiaohei" > /html/www/index.html

vim /etc/nginx/conf.d/www.conf

server {
        listen 80;
        server_name ucbk.cn;
        #root /html/www;
location / {
        root /html/www;
        index index.html index.htm;
        include proxy_params;
        }
}


systemctl reload nginx

负载均衡服务器

vim /etc/nginx/conf.d/lb_web.conf

upstream web{
    server 172.16.1.7:80;
    server 172.16.1.8:80;
}

server {
        listen 80;
        server_name ucbk.cn;

        location / {
                proxy_pass http://web;
                include proxy_params;
        }

}

systemctl restart nginx

Nginx负载均衡后端状态

后端Web服务器在前端Nginx负载均衡调度中的状态

状态 概述
down 当前的server暂时不参与负载均衡
backup 预留的备份服务器(备用 )
max_ fails 允许请求失败的次数
fail_ t imeout 经过max_ fails失败后，服务暂停时间
max conns 限制最大的接收连接数