Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Microservices - The Naked Truth Of The Maintain...

Avatar for Jakub Kubryński Jakub Kubryński
April 03, 2017
Programming
1
720

Microservices - The Naked Truth Of The Maintainability

Avatar for Jakub Kubryński

Jakub Kubryński

April 03, 2017
Tweet

More Decks by Jakub Kubryński

See All by Jakub Kubryński
Autonomous deployments in modern distributed systems
Avatar for Jakub Kubryński jkubrynski
1
120
Bulletproof communication in distributed systems
Avatar for Jakub Kubryński jkubrynski
0
520
JVM Workshop
Avatar for Jakub Kubryński jkubrynski
1
190
Engineering architecture
Avatar for Jakub Kubryński jkubrynski
0
810
Case study of the good enough architecture
Avatar for Jakub Kubryński jkubrynski
0
430
JPA - Beyond Copy-Paste
Avatar for Jakub Kubryński jkubrynski
3
1.6k

Other Decks in Programming

See All in Programming
「手軽で便利」に潜む罠。 Popover API を WCAG 2.2の視点で安全に使うには
Avatar for Taito Tanaka taitotnk
0
870
🔨 小さなビルドシステムを作る
Avatar for Mutsuha Asada momeemt
4
680
プロパティベーステストによるUIテスト: LLMによるプロパティ定義生成でエッジケースを捉える
Avatar for Tetta Noguchi tetta_pdnt
0
1.8k
250830 IaCの選定~AWS SAMのLambdaをECSに乗り換えたときの備忘録~
Avatar for Takumi Abe east_takumi
0
390
スケールする組織の実現に向けた インナーソース育成術 - ISGT2025
Avatar for teamLab teamlab
PRO
1
120
速いWebフレームワークを作る
Avatar for Yusuke Wada yusukebe
5
1.7k
時間軸から考えるTerraformを使う理由と留意点
Avatar for Ryoma Fujiwara fufuhu
16
4.8k
モバイルアプリからWebへの横展開を加速した話_Claude_Code_実践術.pdf
Avatar for Kazuya Sakamoto kazuyasakamoto
0
330
Deep Dive into Kotlin Flow
Avatar for Matsuda Jumpei jmatsu
1
350
Android端末で実現するオンデバイスLLM 2025
Avatar for Masayuki Suda masayukisuda
1
160
Testing Trophyは叫ばない
Avatar for toms toms74209200
0
880
Ruby Parser progress report 2025
Avatar for yui-knk yui_knk
1
450

Featured

See All Featured
Optimising Largest Contentful Paint
Avatar for Harry Roberts csswizardry
37
3.4k
The Web Performance Landscape in 2024 [PerfNow 2024]
Avatar for Tammy Everts tammyeverts
9
810
Practical Orchestrator
Avatar for Shlomi Noach shlominoach
190
11k
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1370
200k
Embracing the Ebb and Flow
Avatar for Simon Collison colly
87
4.8k
Build your cross-platform service in a week with App Engine
Avatar for Jose L jlugia
231
18k
Performance Is Good for Brains [We Love Speed 2024]
Avatar for Tammy Everts tammyeverts
12
1.1k
Context Engineering - Making Every Token Count
Avatar for Addy Osmani addyosmani
3
50
Easily Structure & Communicate Ideas using Wireframe
Avatar for Afnizar Nur Ghifari afnizarnur
194
16k
Producing Creativity
Avatar for Steve Smith orderedlist
PRO
347
40k
Mobile First: as difficult as doing things right
Avatar for Swwweet swwweet
224
9.9k
Balancing Empowerment & Direction
Avatar for Lara Hogan lara
3
620

Transcript

  1. @jkubrynski / kubrynski.com MICROSERVICES THE NAKED TRUTH OF THE MAINTAINABILITY

    JAKUB KUBRYNSKI [email protected] / @jkubrynski / kubrynski.com

  2. $ WHOAMI DEVSKILLER CO-FOUNDER BOTTEGA TRAINER DEVOXX.PL PROGRAM COMMITTEE MEMBER

    SPRING CLOUD CONTRACT CO-AUTHOR

  3. Prawdziwego programistę poznaje się nie po tym, jak zaczyna, ale

    jak utrzymuje.

  4. HOW MICRO? 100 LOC? 1K LOC? 10K LOC? 100K LOC?

  5. 1K LOC AVERAGE ENTERPRISE APP == 500K LOC 1 ENTEPRISE

    APP == 500 MICROSERVICES

  6. BUSINESS ORIENTED FOR TECHNICAL STUFF WE HAVE LIBS

  7. AUTONOMY

  8. INDEPENDENCE P = P(1) * P(2) * ... * P(N)

  9. 99.8 * 99.8 * 99.8 = 99.4

  10. 99.9 ^ 10 = 99.0

  11. AVAILABILITY VS DOWNTIME 9 9 . 9 9 9 %

    35d 4d 8h 50m 5m per year 2.5h 14m 1.5m 8s 0.8s per day

  12. DEPTH * * SYNCHRONOUS

  13. QUALITY

  14. LOOSE COUPLING OVER CANONICAL MODEL

  15. AVOID END-TO-END TESTS

  16. VERIFY CONTRACTS IF: A == C && B == C

    THEN: A == B

  17. DESIGN FOR FAILURE

  18. RETRY

  19. CIRCUIT BREAKER KEEP CALM AND FALLBACK

  20. FIX AS ASAP AS POSSIBLE

  21. PERFORMANCE

  22. PERFORMANCE TESTS EXPENSIVE INACCURATE TRICKY

  23. PRODUCTION TRAFFIC IS USUALLY ON PRODUCTION

  24. MONITORING APPLICATION PERFORMANCE MANAGEMENT

  25. ANSCOMBE'S QUARTET

  26. PERCENTILES P50, P90, P95, P99

  27. P?? P95? P99? P99.5?

  28. 10 REQUESTS PER PAGE P90: 100% slow page views P95:

    50% slow page views P99: 10% slow page views

  29. P99 10 PAGES PER SESSION MEANS 100% FRUSTRATED USERS

  30. MONITOR P99.9 OR P99.95

  31. AUTOMATION * * AS A CODE

  32. PIPELINES AS A CODE

  33. INFRASTRUCTURE AS A CODE

  34. CONFIGURATION AS A CODE

  35. None

  36. QUESTIONS?

  37. THANKS

  38. "Have no fear of perfection - you'll never reach it."

    ― Salvador Dalí