Your API is too slow!

RedDotRubyConf 2016

Transcript

1. @arnvald, RedDotRubyConf 2016 YOUR API IS TOO SLOW!
3. @arnvald, RedDotRubyConf 2016 YOUR API IS TOO SLOW!
4. @arnvald, RedDotRubyConf 2016 YOUR API IS TOO SLOW! 2TQDCDN[ HCUVGPQWIJ
5. Grzegorz Witek
6. is speed a feature?
7. is lack of speed a bug?
8. Algolia Github
9. Web application optimization loading priority static content dynamic content domain sharing JavaScript compression asset minifying CSS HTML un-CSS prefetching HTTP/2 image sprites CDN database optimization multi-threading
10. Web API optimization loading priority static content dynamic content domain sharing JavaScript compression asset minifying CSS HTML un-CSS prefetching HTTP/2 image sprites CDN database optimization multi-threading
11. Long way of a request ! " #
12. Latency ! " #
13. Where are your users? "
14. Where are your users? " Singapore Jakarta 13ms
15. Where are your users? " Singapore Hanoi 100ms
16. Where are your users? " Singapore New York 265ms
17. Where are your users? " Singapore Shanghai 320ms
18. Dynamic content acceleration ! CDN #
19. Latency 
20. Latency   
21. Long way of a request ! " #
22. Processing #
23. Don’t be a smart-ass “Oh, I know, we have to cache it!”
24. Measure gem 'ruby-prof'
 gem 'rack-mini-profiler'
25. Measure in production mode pre-production stage
26. Measure gem 'newrelic'
 gem 'skylight'
27. Measure profile - focus on the slowest part
28. Measure benchmark - compare alternative solutions
29. Improve
30. Improve Rely on your database
31. Improve Where is your cache?
32. Improve Redis on a separate machine - fast Redis on the same machine - faster Application memory - the fastest
33. Improve Multi-layered cache (Russian doll caching)
34. Improve When needed - mutate
35. Improve Upgrade your libraries
36. Improve When needed - replace your libraries
37. Improve gem 'json'
 
 gem 'oj' gem 'oj-mimic-json'
38. Improve Native extensions - not only C!
39. Improve https://github.com/rustbridge/helix https://github.com/d-unseductable/ruru
40. Improve Move processing to the background
41. Improve When desperate - extract part of the application
42. Improve I said "when desperate" not "ASAP NOW!!!11"
43. Improve I said "part", not "rewrite everything in Go"
44. Improve There's more, way more
45. Long way of a request ! " #
46. Download ! " #
47. Improve Not only GZIP
48. Long way of a request ! " #
49. Speed up your API use CDN infrastructure profile and benchmark focus on the slowest part rewriting is the last thing to consider
50. Speed up your API Ruby is fast enough Sinatra is fast enough Rails is fast enough
51. @arnvald, RedDotRubyConf 2016 YOUR API IS TOO SLOW! 2TQDCDN[ HCUVGPQWIJ