Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Elixir - Exploring actor-based systems
Search
Michał Muskała
September 23, 2017
Programming
1
99
Elixir - Exploring actor-based systems
Talk given at PartialConf 2017 in Sofia, Bulgaria
Michał Muskała
September 23, 2017
Tweet
Share
More Decks by Michał Muskała
See All by Michał Muskała
From Elixir to Erlang - Experience report
michalmuskala
0
63
What is the BEAM?
michalmuskala
0
80
Elixir & Ecosystem Update SF 2020
michalmuskala
0
36
Let there be light
michalmuskala
0
730
What actually is the BEAM?
michalmuskala
6
1.7k
Optimising for the BEAM
michalmuskala
2
720
Extending OTP with custom behaviours
michalmuskala
0
140
Abandoning models - embracing data
michalmuskala
0
230
Ecto - the past, the present, the future
michalmuskala
5
1.2k
Other Decks in Programming
See All in Programming
AWS CDKの推しポイント 〜CloudFormationと比較してみた〜
akihisaikeda
3
320
Webの外へ飛び出せ NativePHPが切り拓くPHPの未来
takuyakatsusa
2
470
プロダクト志向なエンジニアがもう一歩先の価値を目指すために意識したこと
nealle
0
120
スタートアップの急成長を支えるプラットフォームエンジニアリングと組織戦略
sutochin26
0
330
地方に住むエンジニアの残酷な現実とキャリア論
ichimichi
5
1.5k
CursorはMCPを使った方が良いぞ
taigakono
1
220
LT 2025-06-30: プロダクトエンジニアの役割
yamamotok
0
680
VS Code Update for GitHub Copilot
74th
2
590
PHPで始める振る舞い駆動開発(Behaviour-Driven Development)
ohmori_yusuke
2
250
なぜ適用するか、移行して理解するClean Architecture 〜構造を超えて設計を継承する〜 / Why Apply, Migrate and Understand Clean Architecture - Inherit Design Beyond Structure
seike460
PRO
3
730
技術同人誌をMCP Serverにしてみた
74th
1
570
エンジニア向け採用ピッチ資料
inusan
0
180
Featured
See All Featured
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
5
240
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
124
52k
Building Adaptive Systems
keathley
43
2.6k
For a Future-Friendly Web
brad_frost
179
9.8k
Being A Developer After 40
akosma
90
590k
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
53
2.8k
Improving Core Web Vitals using Speculation Rules API
sergeychernyshev
17
950
How To Stay Up To Date on Web Technology
chriscoyier
790
250k
KATA
mclloyd
30
14k
GitHub's CSS Performance
jonrohan
1031
460k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
507
140k
The Power of CSS Pseudo Elements
geoffreycrofte
77
5.8k
Transcript
ELIXIR Exploring actor-based systems
ELIXIR Exploring actor-based systems The good parts
THE COMMUNITY
None
MICHAŁ MUSKAŁA http://michal.muskala.eu/ https://github.com/michalmuskala/ @michalmuskala
http://omt.tech/ Orther Mulelid-Tynes Technology, Inc.
THE MODERN COMPUTING
None
None
ACTOR MODEL
Actor Model Communicating Sequential Processes π-calculus Software Transactional Memory
None
FUNCTIONAL PROGRAMMING
• Explicit state • Transformation instead of mutation
– José Valim “Functional programming is associated with concurrency but
it was not by design. It just happens that, by making the complex parts of our system explicit, solving more complicated issues like concurrency becomes much simpler.”
None
None
Switch Switch
Server Server Browser Endpoints Mobile
None
2 MILLION CONNECTIONS on a single server https://blog.whatsapp.com/196/1-million- is-so-2011
None
None
http://www.phoenixframework.org/blog/the-road-to-2-million-websocket-connections
ELIXIR CONCURRENT FUNCTIONAL
Sequential code
Sequential code Functional code
None
x1 = async_func1() x2 = async_func2(x1) x3 = async_func3(x2) x4
= async_func4(x3) x5 = async_func5(x4) x6 = async_func6(x5)
async_func1() |> async_func2() |> async_func3() |> async_func4() |> async_func5() |>
async_func6()
None
None
OTP
DB Web Mailer Websockets
DB Web Mailer Websockets Supervisor
Application
None
None
app1@node1 app1@node2
– Joe Armstrong “We do not have ONE web-server handling
2 millions sessions. We have 2 million webservers handling one session each.”
GOALS OF ELIXIR
THE GOALS OF ELIXIR • COMPATIBILITY • EXTENSIBILITY • PRODUCTIVITY
None
THE GOALS OF ELIXIR • COMPATIBILITY • EXTENSIBILITY • PRODUCTIVITY
THE GOALS OF ELIXIR • COMPATIBILITY • EXTENSIBILITY • PRODUCTIVITY
• PRODUCTIVITY • MAINTAINABILITY • RELIABILITY
COMPATIBILITY
https://elixir-lang.org/crash-course.html
EXTENSIBILITY
defmodule Test do use ExUnit.Case, async: true test "math works"
do assert 1 + 2 == 2 end end
None
from w in Weather, where: w.prcp <= 0.0 or is_nil(w.prcp),
order_by: w.city, select: w
defmacro if(condition, clauses) do optimize_boolean(quote do case unquote(condition) do x
when x in [false, nil] -> unquote(else_clause) _ -> unquote(do_clause) end end) end
PRODUCTIVITY
None
None
None
None
HEXDOCS • https://hexdocs.pm/elixir/String.html • https://hexdocs.pm/elixir/1.5.0/String.html • https://hexdocs.pm/phoenix/Phoenix.Channel.html • https://hexdocs.pm/phoenix/1.2.0/Phoenix.Channel.html
None
None
None
None
None
DEMO
MAINTAINABILITY
RELIABILITY
HOW DO I START?
elixir-lang.org
None
None
• http://elixir-lang.org • http://www.erlang.org • http://nerves-project.com • http://www.phoenixframework.org/
ELIXIR Exploring actor-based systems
None