useradd nginx

passwd nginx

yum install pcre  pcre-devel
tar -zxvf nginx-1.8.0.tar.gz
cd nginx-1.8.0
./configure --prefix=/app/nginx-1.8.0  --user=nginx  --group=nginx --with-http_ssl_module  --with-http_stub_status_module

make
make install
cd /app/nginx-1.8.0/
cd sbin/
./nginx  -t   测试nginx 配置文件

[root@hdp-03 sbin]# ./nginx
[root@hdp-03 sbin]#
[root@hdp-03 sbin]# ps -ef|grep nginx
root      32547      1  0 23:52 ?        00:00:00 nginx: master process ./nginx
nginx     32548  32547  0 23:52 ?        00:00:00 nginx: worker process
root      32561   2532  0 23:52 pts/0    00:00:00 grep nginx

配置文件去掉
# 注释
空行
 cat /usr/local/nginx/conf/nginx.conf|grep -v '#'|grep -v '^$'

worker_processes  1;
events {
    worker_connections  1024;
}
http {
    include       mime.types;
    default_type  application/octet-stream;
    sendfile        on;
    keepalive_timeout  65; 

#   upstream    轮询算法，权重weight 一致 
    upstream web_pools{  
    server 192.168.71.137:80 weight=5;
    server 192.168.71.138:80 weight=5;
}     
    server {
        listen       80;
        #server_name  etiantiankang135; 
         server_name  192.168.71.135;
        location / {
         proxy_pass http://web_pools;
        }
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
}