Nginx

If you are using Nginx as a reverse-proxy cache, and as described in the reverse proxies documentation section, you must bypass Nginx cache rules when profiling.

The instruction you must add to your Nginx configuration file depends on the Nginx module you are using.

Using http_fastcgi module

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fastcgi_cache_bypass $http_x_blackfire_query;

Using http_proxy module

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proxy_cache_bypass $http_x_blackfire_query;