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The pictures below shows how a simple line influence the whole System.

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fastcgi_ignore_headers Set-Cookie;

Wir reden hier von einer Seite die in besten Zeiten 1000 request pro Sekunde abarbeitet.

The site delivers at the highest traffic time around 1000 requests per second .

As you can see in the pictures the nginx fastcgi_cache was activated in the night from 5th to 6st January.

if_eth2-week-cw01-2017

load-week-cw01-2017

nginx_cache_hit_rate-week-cw01-2017

nginx_request-week-cw02-2017

port_https-week-cw01-2017

port_www-week-cw01-2017

Only the admin area uses Cookies, due to this fact we can deactivate the Cookies on the public site. We use nginx+ which brings us the benefit to have the status page. On this page we have seen that how much the cache have reduced the traffic to the backend.

ninx-plus-status-2017

Zusammenfassend kann man sagen das das richtige cacheing ein sehr komplexes Thema ist was man nicht einfach so zwischen Tür und Angel lösen kann.

Finally to get the right Caching setting is a complex topic which mostly can’t be solved in passing the door.

You can find some solutions on the nginx site in the category caching.

You can contact me for any further questions and orders