nginx 负载均衡

下载nginx服务

yum install nginx -y

nginx主配置文件 增加负载均衡池

vim /etc/nginx/nginx.conf


user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;
include /usr/share/nginx/modules/*.conf;
events {
    worker_connections 1024;
}
http {
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';
    access_log  /var/log/nginx/access.log  main;

    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         on;
    keepalive_timeout   65;
    types_hash_max_size 2048;

    include             /etc/nginx/mime.types;
    default_type        application/octet-stream;

    include /etc/nginx/conf.d/*.conf;
    upstream backend {
    server 10.0.0.7:80  weight=1;
    server 10.0.0.8:80  weight=1;
}
    server {
        listen       80 default_server;
        listen       [::]:80 default_server;
        server_name  _;
        root         /usr/share/nginx/html;

        include /etc/nginx/default.d/*.conf;

        location / {
        }

        error_page 404 /404.html;
            location = /40x.html {
        error_page 500 502 503 504 /50x.html;
            location = /50x.html {
        }
    }

}

nginx子配置文件

vim /etc/nginx/conf.d/blog.conf

    server {
        listen       80;
        server_name  blog.ncs.com;
        location / {
            proxy_pass http://backend;
            proxy_set_header Host  $host;
        }
   }