nginx's error.log says: 2010/03/15 11:13:15 [error] 10978#0: *10642 FastCGI sent in stderr: "PHP Deprecated: Function ereg() is deprecated in /usr/local/cacti/lib/rrd.php on line 734 PHP Deprecated: Function ereg() is deprecated in /usr/local/cacti/lib/rrd.php on line 1020 etc. But I don't know how nginx knows about FastCGI's stderr? -- Ren Xiaolei