evoloution of ideas

EVOLUTIONJesper Richter-Reichhelm (@jrirei)

BackendClient

Game Evolution

Iterative improvements

Wooga team

FE Dev

BE Dev

Product

“You build it, you run it. - Werner Vogels

BackendClient

Monster World

Browser

sql sql

appapp

Things we did

Many small optimisations

Bigger databases…

… many, many more of them

master master

1. create new DBs

2. setup replication

3. start using masters

4. cut replication

5. truncate data

master master

slave slave

master master

Stateless approach

1+ million users / day

10+ billion requests / month

~10 DB writes / request

> 100,000 DB writes / second

http://www.flickr.com/photos/biblicone/3425903181/sizes/l/in/photostream/

Things we did

Many small optimisations

Bigger databases…

… many, many more of them

… and finally the right thing!

SQL SQL

sql sql

SQL SQL

sql sql

SQL SQL

app appapp app app app app app app app app appapp app app

EBS EBS EBS EBS

lb lblblb

EBSSQLBrowserlb

app app

EBSSQLBrowserlb

app app

EBSSQLBrowserlb

app app

SQL SQL

sql sql

SQL SQL

sql sql

SQL SQL

app appapp app app app app app app app app appapp app app

EBS EBS EBS EBS

lb lblblb

38 single points of failure

flickr.com/photos/qubodup/9244593352

Why did we survive?

Dev Ops

Tech Evolution

Spreading and mutating ideas

Wooga teams

Freedom

Magic Land

Server Database

One Game Session

Stateful approach

1+ million users / day

4 sessions / user / day

1 DB write / session

~50 DB writes / second

Server

sessionsessionsessionsession

Server

http://www.flickr.com/photos/aigle_dore/

Tech Stack

statelessBB BI

Redis HH

statelessBB BI

Ruby MW MW 2

statelessBB BI

Redis HH

Ruby MW MW 2

Erlang

statefulML

statelessBB BI

Erlang

statefulML

offline

Erlang

statefulML

Javascript

ev. Ruby

statelessBB BI

Erlang

stateful

Javascript

offline

ev. Ruby

shared

multiplay

statelessBB BI

MWM PV

Erlang

stateful

Javascriptrealtime

offline

ev. Ruby

JRuby Scala

shared

generic

multiplay

stateless

services

MWM PV

Erlang

stateful

Javascriptrealtime

offline

ev. Ruby

JRuby Scala

shared

generic

multiplay

stateless

services

MWM PV

… …

Erlang

stateful

Javascriptrealtime

offline

ev. Ruby

JRuby Scala

shared

Elixir

hybrid

generic

multiplay

stateless

services

MWM PV

… …

…2015

Erlang

stateful

Javascriptrealtime

offline

ev. Ruby

JRuby Scala

shared

Elixir

hybrid

generic

multiplay

stateless

services2015

MySQLPHP

PHP MySQL

Erlang

RedisRuby stateful

Javascript

realtime

offline

ev. Ruby

shared

Elixir

hybrid

generic

multiplay

stateless

services

Languages DBs State mngt. Misc.

PHP MySQL

Erlang

RedisRuby stateful

Javascript

realtime

offline

ev. Ruby

shared

Elixir

hybrid

generic

multiplay

stateless

services

Languages DBs State mngt. Misc.

Wooga’stoolbox

Why does that work?

Reproduction

flickr.com/groups/bestfavoriterelayrace/

Rotating jobs

Selection and recombination

Exchanging knowledge

flickr.com/photos/wili/233621595

Being transparent

flickr.com/photos/marcomagrini/698692268

Mutation

Freedom

Having trust

Evolution

Company Evolution

There is more…

Switch to Mobile

MWM PV

Switch to Mobile HTML5

MWM PV

Obj. C

Apportable

ext. Android

Switch to Mobile

MWM PV

Obj. C

Apportable

ext. Android

SD / DYN

… …

AAUnity

Switch to Mobile

Hit Filter

1,000 new mobile games per week

$500,000

$1,000,000

$1,500,000

$2,000,000

$2,500,000

1 3 5 7 9 11

… 50 1 2 3 4 5 6 7 8 9 10 … 100 …200

Top Grossing Rank

Top ranks reap most revenues

Estimated gross sales per day

Should have stopped earlier

Question Regularly

… …

MWM PV

Hit FilterSD / DYN

Hit Filter

What does that mean?

Evolution

…is the key for survival

Repeatedly create hits

Bubble island Monster World Diamond Dash Pearl’s Peril Jelly Splash

Dev Ops

Embrace Evolution!

Questions?

Jesper Richter-Reichhelm (@jrirei)

Questions?

Jesper Richter-Reichhelm (@jrirei)

Nothing is better than

Centralised decision making

Top down decisions

Building a monolith

… if you want maximum efficiency!

Wooga is different

Wooga wants

The ability to quickly adapt to change Survive disruptions and benefit from them

To attract strong people We give transparency and trust, we want impact

Resiliency and robustness Long-term perspective vs. short-term goals

Reproduction

Recombination

Mutation

EvolutionReproduction Recombination Mutation

2009 New Business Model

MWM PV

… …

…New Business Model

ad game

2015 Embracing Android

… …

MWM PV

Embracing Android HTML5

Obj. C

Apportable

ext. Android

Android

Major milestones

2009 Business Model

2011 Mobile

2013 Hit Filter

2015 Embracing Android

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