HTML Cache Constitution 2017.03.17 社内勉強会 @nakamura_tsuyo4

Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo

Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo

Nginx proxy cache LB Nginx (proxy cache) Nginx (proxy cache) Nginx+fastcgi Nginx+fastcgi

Nginx proxy cache LB Nginx (proxy cache) Nginx (proxy cache) Nginx+fastcgi Nginx+fastcgi んーん

Nginx proxy cache LB Nginx (proxy cache) Nginx (proxy cache) LB Nginx+fastcgi Nginx+fastcgi

Nginx proxy cache LB Nginx (proxy cache) Nginx (proxy cache) LB Nginx+fastcgi Nginx+fastcgi 構成変更ありきだなぁー

Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo

Varnish LB Nginx+fastcgi Varnish LB Varnish plus? Varnish plus? Nginx+fastcgi

Varnish LB Nginx+fastcgi Varnish LB Varnish plus? Varnish plus? Nginx+fastcgi VHA (VARNISH HIGH AVAILABILITY)

Varnish LB varnish varnish Nginx+fastcgi Nginx+fastcgi varnish LB

Varnish LB varnish varnish Nginx+fastcgi Nginx+fastcgi varnish LB Self-routing varnish cluster

Varnish self-routing varnish cluster https://info.varnish-software.com/blog/creating-self-routing-varnish-cluster

Varnish self-routing varnish cluster config https://gist.github.com/rezan/1eadaef1745286a4e7262d83e1eff19c

Varnish self-routing varnish cluster config “ We leverage this director to do our content “ sharding by hashing on the URL and route “ the request to its destination:

Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo

FastCGI cache LB Nginx+fastcgi fastcgi_cache Nginx+fastcgi fastcgi_cache

FastCGI cache LB Nginx+fastcgi fastcgi_cache Nginx+fastcgi fastcgi_cache 構成変更なく手軽かも

Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo

memo ● Cache自体はそれぞれのサーバに保存されるので deleteしたい時の考慮は必要 ○ Or 即時反映されなくても良い業務設計が必要 ● cacheすべきurlはcache serverのconfigでの管理になる ● Proxy_cache_lock , fastcgi_cache_lockは使った方がよさげ ○ 同時アクセス負荷がかかった時に結局死ぬと思ってる ● パフォーマンスのBenchmarkは未検証 ● First stepとしてfastcgi_cacheは良さげ ● リアルタイム性が必要なデータは当然あるので API開発はセット