HTML cache

HTML cache

Transcript

1. HTML Cache Constitution 2017.03.17 社内勉強会 @nakamura_tsuyo4
2. Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo
3. Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo
4. Nginx proxy cache LB Nginx (proxy cache) Nginx (proxy cache) Nginx+fastcgi Nginx+fastcgi
5. Nginx proxy cache LB Nginx (proxy cache) Nginx (proxy cache) Nginx+fastcgi Nginx+fastcgi んーん
6. Nginx proxy cache LB Nginx (proxy cache) Nginx (proxy cache) LB Nginx+fastcgi Nginx+fastcgi
7. 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
8. Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo
9. Varnish LB Nginx+fastcgi Varnish LB Varnish plus? Varnish plus? Nginx+fastcgi
10. Varnish LB Nginx+fastcgi Varnish LB Varnish plus? Varnish plus? Nginx+fastcgi VHA (VARNISH HIGH AVAILABILITY)
11. Varnish LB varnish varnish Nginx+fastcgi Nginx+fastcgi varnish LB
12. Varnish LB varnish varnish Nginx+fastcgi Nginx+fastcgi varnish LB Self-routing varnish cluster
13. Varnish self-routing varnish cluster https://info.varnish-software.com/blog/creating-self-routing-varnish-cluster
14. Varnish self-routing varnish cluster config https://gist.github.com/rezan/1eadaef1745286a4e7262d83e1eff19c
15. 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:
16. Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo
17. FastCGI cache LB Nginx+fastcgi fastcgi_cache Nginx+fastcgi fastcgi_cache
18. FastCGI cache LB Nginx+fastcgi fastcgi_cache Nginx+fastcgi fastcgi_cache 構成変更なく手軽かも
19. Agenda ➔ Nginx proxy cache ➔ Varnish ➔ Fastcgi cache ➔ memo
20. 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