here is my conf: fastcgi_cache_path /usr/local/nginx/fastcgi_cache levels=1:2 keys_zone=DIGG:10m inactive=2m;

location / { fastcgi_cache DIGG; fastcgi_cache_key $host$uri$is_args$args; fastcgi_cache_valid 200 302 1h; fastcgi_cache_valid 301 1d; fastcgi_cache_valid any 1m; fastcgi_cache_min_uses 2; fastcgi_cache_use_stale error timeout invalid_header http_500; fastcgi_pass unix:/tmp/php-cgi.sock; #fastcgi_pass 127.0.0.1:9000; fastcgi_index index.php; include fcgi.conf; } location ~ /purge(/.*) { allow 127.0.0.1; deny all; fastcgi_cache_purge DIGG $host$1$is_args$args; } nginx -t don't returns any error. but when i visit http://mydomain/purge/xxx.jpg, it returns me a 404 page. i checked the error log and found this:

2010/10/11 05:04:25 [emerg] 8915#0: unknown directive "fastcgi_cache_purge" in /usr/local/nginx/conf/nginx.conf:27

is there anybody help me? thanks a lot.

Posted at Nginx Forum: http://forum.nginx.org/read.php?2,39564,139639#msg-139639