Nginx官网是：nginx.org
下载稳定版本
cd /usr/local/src
wget http://nginx.org/download/nginx-1.8.0.tar.gz
tar zxvf nginx-1.8.0.tar.gz
编译安装
cd nginx-1.8.0
./configure --prefix=/usr/local/nginx --with-pcre
make
make install
启动
/usr/local/nginx/sbin/nginx