fastcgi_cache_path empty

[Lorenzo Raffio]

No one? :)


2014/1/13 Lorenzo Raffio <multiformeingegno at gmail.com>

> I wanted to try fastcgi_cache on my nginx 1.5.8 as shown here
> http://seravo.fi/2013/optimizing-web-server-performance-with-nginx-and-php
>
> In nginx conf, http section, I added:
>
> fastcgi_cache_path /var/cache/nginx levels=1:2 keys_zone=microcache:10m
> max_size=1000m inactive=60m;
>
> In server section:
>     set $cache_uri $request_uri;
>
>     # POST requests and urls with a query string should always go to PHP
>     if ($request_method = POST) {
>         set $cache_uri 'null cache';
>     }
>     if ($query_string != "") {
>         set $cache_uri 'null cache';
>     }
>
>     # Don't cache uris containing the following segments
>     if ($request_uri ~*
> "(/wp-admin/|/xmlrpc.php|/wp-(app|cron|login|register|mail).php|wp-.*.php|/feed/|index.php|wp-comments-popup.php|wp-links-opml.php|wp-locations.php|sitemap(_index)?.xml|[a-z0-9_-]+-sitemap([0-9]+)?.xml)")
> {
>         set $cache_uri 'null cache';
>     }
>
>     # Don't use the cache for logged in users or recent commenters
>     if ($http_cookie ~*
> "comment_author|wordpress_[a-f0-9]+|wp-postpass|wordpress_logged_in") {
>         set $cache_uri 'null cache';
>     }
>
>     location ~ \.php$ {
>         try_files $uri =404;
>         fastcgi_split_path_info ^(.+\.php)(/.+)$;
>         include fastcgi.conf;
>         fastcgi_pass unix:/var/run/php5-fpm.sock;
>
>
>         ##
>         # Fastcgi cache
>         ##
>         set $skip_cache 1;
>                 if ($cache_uri != "null cache") {
>                     add_header X-Cache-Debug "$cache_uri $cookie_nocache
> $arg_nocache$arg_comment $http_pragma $http_authorization";
>             set $skip_cache 0;
>         }
>         fastcgi_cache_bypass $skip_cache;
>                    fastcgi_cache_key
> $scheme$host$request_uri$request_method;
>             fastcgi_cache_valid any 8m;
>                    fastcgi_cache_bypass $http_pragma;
>                 fastcgi_cache_use_stale updating error timeout
> invalid_header http_500;
>
>     }
>
> I chowned /var/cache/nginx to www-data user (and group) and chmodded it to
> 775.
> I restarted nginx but the folder is always empty. Is it normal? How can I
> test if fastcgi_cache is working?
>
> Thanks in advance
>
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