Download pdf - APIs: The Problems with Eating your Own Dog Food

The problems with

dog food

eating your own

Phil CalçadoSoundCloud

Thursday, October 17, 13


>11 hours ofaudio uploaded every minute


~200million usersevery month




http://bit ly/tech-behind-new-twittercomThursday, October 17, 13

http://bit.ly/improving-performance-twittercom



Just before

releasethe beta


http://bit ly/improving-performance-twittercomThursday, October 17, 13




Ship it?


Ship it!(just overprovision the api)


~3 back-end requests


~159 back-end requests


haproxywere the

First to break


memcachedThen


Rails/MySQLThen


need faster api

Railswon’t go away


SoundCloud.com


Sounds & Sets

Social Graph

Premium Features Search

Activity Stream

API


Sounds & Sets

Social Graph

Premium Features Search

Activity Stream

API


0%

25%

50%

75%

100%

Original Services Extracted

Database Other HTTP


0%

25%

50%

75%

100%


Database Other HTTP


0%

25%

50%

75%

100%


Database Other HTTP

about the same, tbh


need faster Rails

Railswon’t go away



lots of I/Oconcurrency friendly


parallelismdoesn’t like

Rails


timeThursday, October 17, 13

concurrency?

Can wemake it like






is there?

Whatelse










about

the network?

What


GET /tracks/trending/music


GET /tracks/genres




GET /tracks/genres

GET /tracks/genres/jazz



GET /tracks/genres

GET /tracks/genres/jazz

GET /tracks/123Thursday, October 17, 13

a custom API?about

What


GET /tracks/suggested


GET /tracks/suggestedGET /tracks/123


api.soundcloud.com

iOS Android Desktop Widget 3rd PartyThursday, October 17, 13

api-mobile

iOS Android Desktop Widget

api web api-partn

3rd Party


comes

next?

What


babysitting

Rails

Stop


Enable &

app devsempower


“Experience

api?based”


phil calçado

http://philcalcado.com@pcalcado

www.soundcloud.com


http://www.soundcloud.com

http://www.soundcloud.com