nginx下运行php的程序时返回200访问却是空白页

只改了
 
LOG优化
vi /usr/local/php/etc/php.ini
; disable_functions = //注释禁用函数 部分危险函数为workman/tideways使用
display_errors = On
error_log = /data/wwwlogs/php_errors.log
vi /usr/local/php/etc/php-fpm.conf
error_log = /data/wwwlogs/php-fpm.log
request_terminate_timeout = 5
request_slowlog_timeout = 2
slowlog = /data/wwwlogs/slow.log
service php-fpm restart