1.如果在安装过程中出现以下错误 需要安装pcre库 

解决方案：yum install pcre

2.如果nginx启动提示端口被占用,则停止该端口的服务再启动nginx,一般为httpd服务

解决方案：service httpd stop

3.nginx下php编译

./configure  --prefix=/usr/local/fastphp \--with-mysql=mysqlnd \--enable-mysqlnd \--with-gd \--enable-gd-native-ttf \--enable-gd-jis-conv--enable-fpm