Slide 1

Slide 1 text

No content

Slide 2

Slide 2 text

?

Slide 3

Slide 3 text

What Is Rust Doing Behind the Curtains?

Slide 4

Slide 4 text

No content

Slide 5

Slide 5 text

No content

Slide 6

Slide 6 text

No content

Slide 7

Slide 7 text

Rust is a systems programming language that runs blazingly fast, prevents segfaults, and guarantees thread safety. It aims to bring modern language design and an advanced type system to systems programming. Rust does not use a garbage collector, using advanced static analysis to provide deterministic drops instead.

Slide 8

Slide 8 text

Empowering everyone
 to build reliable and efficient software.

Slide 9

Slide 9 text

Matthias Endler @matthiasendler - Düsseldorf, Germany - Backend Engineer at - Website performance team - Worked a lot with Python and PHP - Likes hot chocolate endler.dev mre

Slide 10

Slide 10 text

hello-rust.show

Slide 11

Slide 11 text

No content

Slide 12

Slide 12 text

No content

Slide 13

Slide 13 text

5.90GiB/s 1.90GiB/s GNU cat fastcat

Slide 14

Slide 14 text

No content

Slide 15

Slide 15 text

3GiB/s 850MiB/s GNU yes My yes

Slide 16

Slide 16 text

Do What You Can't

Slide 17

Slide 17 text

No content

Slide 18

Slide 18 text

Rust Facts • Programming language • Funded by Mozilla • First version: 2010 • Version 1.0: May 2015 • Current stable version: 1.40

Slide 19

Slide 19 text

Rust Facts • Memory safety • No undefined behavior • Fearless concurrency • High-level language concepts • Strong compiler checks • Easily embeddable into existing
 projects

Slide 20

Slide 20 text

What I like about… Package manager, Community Syntax, Libraries, Async Tooling, Documentation, Concurrency Speed, no overhead PHP: Python:
 Golang:
 C:

Slide 21

Slide 21 text

What I like about… Package manager, Community Syntax, Libraries, Async Tooling, Documentation, Concurrency Speed, no overhead
 Generics, Error handling Rust:

Slide 22

Slide 22 text

Complexity vs speed PHP Python Golang Rust C Faster "Easier"

Slide 23

Slide 23 text

No content

Slide 24

Slide 24 text

No content

Slide 25

Slide 25 text

No content

Slide 26

Slide 26 text

No content

Slide 27

Slide 27 text

No content

Slide 28

Slide 28 text

https://cacm.acm.org/magazines/2017/10/221326-a-large-scale-study-of-programming-languages-and-code-quality-in-github/fulltext

Slide 29

Slide 29 text

wc

Slide 30

Slide 30 text

No content

Slide 31

Slide 31 text

No content

Slide 32

Slide 32 text

No content

Slide 33

Slide 33 text

No content

Slide 34

Slide 34 text

No content

Slide 35

Slide 35 text

hellö wc wc.php 5 6

Slide 36

Slide 36 text

No content

Slide 37

Slide 37 text

wc.php foo

Slide 38

Slide 38 text

No content

Slide 39

Slide 39 text

No content

Slide 40

Slide 40 text

File icon created by Justiconnic from the Noun Project

Slide 41

Slide 41 text

No content

Slide 42

Slide 42 text

No content

Slide 43

Slide 43 text

... but there's more! • How to differentiate between end of file and error? • Parallel execution for multiple files? • What about very long lines? • Buffers for performance • Timeouts for slow reads? • SIMD?

Slide 44

Slide 44 text

No content

Slide 45

Slide 45 text

No content

Slide 46

Slide 46 text

No content

Slide 47

Slide 47 text

No content

Slide 48

Slide 48 text

No content

Slide 49

Slide 49 text

No content

Slide 50

Slide 50 text

No content

Slide 51

Slide 51 text

No content

Slide 52

Slide 52 text

• Handles missing files • Handles read errors • Handles large files • UTF-8 support • Fast buffered reading • No memory leaks

Slide 53

Slide 53 text

No content

Slide 54

Slide 54 text

No content

Slide 55

Slide 55 text

No content

Slide 56

Slide 56 text

No content

Slide 57

Slide 57 text

https://cacm.acm.org/magazines/2017/10/221326-a-large-scale-study-of-programming-languages-and-code-quality-in-github/fulltext

Slide 58

Slide 58 text

Rust productivity

Slide 59

Slide 59 text

No content

Slide 60

Slide 60 text

Who’s using Rust anyway? Firefox Dropbox Visual Studio Code npm Facebook (kind of) Google (kind of) trivago rust-lang.org/production

Slide 61

Slide 61 text

No content

Slide 62

Slide 62 text

Wasm!

Slide 63

Slide 63 text

https://endler.dev/2019/tinysearch

Slide 64

Slide 64 text

No content

Slide 65

Slide 65 text

No content

Slide 66

Slide 66 text

0 750 1500 2250 3000 Go C Rust How big is " Hello World " (in KB)? 40k 1k

Slide 67

Slide 67 text

" Serverless "

Slide 68

Slide 68 text

No content

Slide 69

Slide 69 text

No content

Slide 70

Slide 70 text

No content

Slide 71

Slide 71 text

No content

Slide 72

Slide 72 text

Thanks! endler.dev/talks