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CDKで書くECSのベストプラクティス、 改めて考え直す2026 #cdkconf2026

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Avatar for maki maki
July 17, 2026
Technology
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CDKで書くECSのベストプラクティス、 改めて考え直す2026 #cdkconf2026

https://jawsug-cdk.com/cdkconf2026/
https://jawsug-cdk.connpass.com/event/393595/

Avatar for maki

maki

July 17, 2026

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Transcript

  1. A W S C D K C O N F

    E R E N C E J A P A N 2 0 2 6 2 0 2 6 . 0 7 . 1 8 ( ) / J P 3 5 F @makies(X / GitHub) 20 MIN SESSION

  2. S P E A K E R @makies(X / GitHub)

    > > > >

  3. 3 > > > > >

  4. 2 0 2 6 > > >

  5. Q U E S T I O N

  6. vs vs vs vs vs

  7. 2 0 2 5 E C S 01 2025.07 02

    03

  8. 01 02

  9. E C S M A N A G E D

    I N S T A N C E S AWS > > > > > >
  10. None

  11. >

  12. > > > > > >

  13. / 1

  14. / 2 > > > 0.25, 0.5, 1, 2, 4…

    = ×

  15. 1.0 + 0.25 > 1.25 > 2.0 > > >

  16. / 3 FARGATE —

  17. / 4 × ÷ > > >

  18. / 4 . 5 FARGATE > > >

  19. / 5 Daemon > > > 169.254.172.2

  20. > Bottlerocket 100 / B O T T L E

    R O C K E T OS 50,000

  21. / 2025.09 2026.03 2026.04–05

  22. / > > > > >

  23. > > > > >

  24. C D K / 1

  25. C D K / 1 b > > > >

  26. C D K / 2 Ec2TaskDefinition > TaskDefinition + Compatibility.MANAGED_INSTANCES

    Ec2Service > FargateService + capacityProviderStrategies > > >

  27. C D K / 2 b > > > >

  28. C D K / 3 > > > > daemon_bridge(169.254.172.2:

    <port>)

  29. C D K / 4 FARGATE —— 2 > >

  30. F a r g a t e Phase 0 Phase

    1 Phase 2 Phase 3 Phase 4 1% > 10% > 50% > 100% Phase 5

  31. 01 / 02 / Daemon 03 / bind mount /host

    /var/lib/… 04 / CDK

  32. (a) (b) (c) (d)

  33. / @makies(X / GitHub)

  34. 01 02 03