altconf 2017: full stack swift in 30 minutes

Swift @ IBM Engineering TeamChris Bailey(@Chris__Bailey)

June 6th, 2017

Full-Stack Swift in 30 Minutes

Swift @ IBM

December 3rd, 2015

Apache 2.0 Software Licence

Linux Platforms Darwin Platforms

Swift on Linux

Swift @ IBM

Swift

StandardLibrary Foundation Dispatch

Swift

StandardLibrary Foundation Dispatch

Consistent Runtime across Platforms

Why Swift on the Server?

4.0

0.0

20.0

40.0

60.0

80.0

100.0

120.0

Performant Applications

http://benchmarksgame.alioth.debian.org/u64q/performance.php?test=spectralnorm

Dur

atio

n (s

) (lo

wer

is b

ette

r)


4.0 4.3

0.0

20.0

40.0

60.0

80.0

100.0

120.0



Dur

atio

n (s

) (lo

wer

is b

ette

r)


4.0 4.315.8

0.0

20.0

40.0

60.0

80.0

100.0

120.0



Dur

atio

n (s

) (lo

wer

is b

ette

r)




4.0 4.315.8

134.2

0.0

20.0

40.0

60.0

80.0

100.0

120.0

Dur

atio

n (s

) (lo

wer

is b

ette

r)


15.0

0.0

10.0

20.0

30.0

40.0

50.0

60.0

Low Memory


Mem

ory

Usa

ge (M

B)

(low

er is

bet

ter)


15.0

32.2

0.0

10.0

20.0

30.0

40.0

50.0

60.0

Low Memory


Mem

ory

Usa

ge (M

B)

(low

er is

bet

ter)


15.0

32.2

25.3

0.0

10.0

20.0

30.0

40.0

50.0

60.0

Low Memory


Mem

ory

Usa

ge (M

B)

(low

er is

bet

ter)


15.0

32.2

25.3

54.6

0.0

10.0

20.0

30.0

40.0

50.0

60.0

Low Memory


Mem

ory

Usa

ge (M

B)

(low

er is

bet

ter)


Swift is ideal for Cloud

Data from Jens Ravens @jenravens


$0.07 GB/Hr

256 MB 128 MB

$613.20 GB/Year

x2

= $306.60

x2

= $153.3

Swift is fast enough. We should focus on developer productivity instead


faster development = more revenue

Swift is fast enough. We should focus on developer productivity instead


Productivity is Key

Frontend Web Developer

0 17.5 35 52.5 70

11.9

Data from StackOverflow Survey 2017https://insights.stackoverflow.com/survey/2017

https://insights.stackoverflow.com/survey/2017

Backend Web Developer


0 17.5 35 52.5 70

11.9

24.4



Full Stack Web Developer

Backend Web Developer


0 17.5 35 52.5 70

11.9

24.4

63.7


Web Developers are Full Stack


Full Stack Swiftfor higher productivity

Full Stack Swiftfor higher productivity

(and lower cost)

iOS APP

iOS APP

Hosted Services

DATA

SOCIAL

COGNATIVE

iOS APP

Hosted ServicesGATEWAY

PUBLIC NETWORK CLOUD NETWORK

DATA

SOCIAL

COGNATIVE

iOS APP



SWAGGER DATA

SOCIAL

COGNATIVE

iOS APP



SWAGGER DATA

PUSH ANALYTICS

SOCIAL

COGNATIVE

AUTH

iOS APP



SWAGGER DATA

PUSH ANALYTICS

DEVOPS AVAILABILITY MONITORINGSCALING

SOCIAL

COGNATIVE

AUTH

iOS APP



SWAGGER DATA

PUSH ANALYTICS

DEVOPS AVAILABILITY MONITORINGSCALING

SOCIAL

COGNATIVE

AUTH

WEB APP

Full Stack in 30 Minuteshttps://github.com/seabaylea/FoodTrackerBackend-Workshop

https://github.com/seabaylea/FoodTrackerBackend-Workshop

Become a SwiftStack Developer Today

kitura.iogithub.com/ibm-swift swift-at-ibm-slack .mybluemix.net