Recommend: Cacheful Docker Image

Transcript

1. Recommend : Cacheful Docker Image Container SIG Meet-up 2018 Fall

   @hurry_41 Kansai University Graduate School

2. ࣗݾ঺հͱܦҢઆ໌

3. ॴଐ : ؔ੢େֶ େֶӃ M1 Kyeord : ηΩϡϦςΟ,ϥϯαϜ΢ΣΞ,Ϋϥ΢υ… Hurry (೻ຏঘر)

4. ͜ͷՆ Πϯλʔϯγοϓʹ ߦ͖ͬͯ·ͨ͠

5. Recruit Internship for Specialist 2018 - ENGINEER -

6. ୊ࡐ

7. Docker run ͢Δ͜ͱͳ͘ ImageΛ੬ऑੑݕ͍ࠪͨ͠

8. → docker run ࣌ͷFSߏ଄ͷ࠶ݱ

9. DockerΛ࢖ͬͨ͜ͱͷͳֶ͍ੜ͕ 10Ӧۀ೔Docker Image ʹ͍ͭͯௐࠪ͠·ͨ͠

10. ࠓճͷLT ɿ Πϯλʔϯੜ׆ͷ෭࢈෺

11. एഐऀͰ͕͢ɺ ΑΖ͓͘͠Ͷ͕͍͠·͢

12. վΊ·ͯ͠

13. Recommend : Cacheful Docker Image Container SIG Meet-up 2018 Fall

    ͜Μͯͳྺ 1ϲ݄ͷ͔͋ͪΌΜ

14. RUN ·ͱΊͯ·͔͢ʁ

15. Docker Image ͸ϨΠϠߏ଄

16. RUNͷ࡟ݮ = ϨΠϠͷ࡟ݮ

17. = ΠϝʔδαΠζͷ࡟ݮ

18. RUNΛ෼͚Δͱ redisͷΠϯετʔϧ

19. ΠϝʔδαΠζɿ244MB ※WORKDIR͸ϨΠϠΛ࡞Γ·ͤΜ

20. RUNΛ·ͱΊΔͱ redisͷΠϯετʔϧ

21. ΠϝʔδαΠζɿ131MB

22. ͳΜͰ΋RUNΛ·ͱΊΕ͹OKʁ

23. NO

24. ͨͱ͑͹

25. td-agent Ұ෦ൈਮ

26. td-agent Ұ෦ൈਮ มߋʹͳͬͨͱ͢Δ

27. td-agent Ұ෦ൈਮ ΩϟογϡࡁΈ

28. td-agent Ұ෦ൈਮ ͔͜͜ΒBuild ↓

29. td-agent Ұ෦ൈਮ RUN Λ·ͱΊͯΈΔ

30. td-agent Ұ෦ൈਮ RUN Λ·ͱΊͯΈΔ มߋʹͳͬͨͱ͢Δ

31. td-agent Ұ෦ൈਮ ͔͜͜ΒBuild ↓

32. ΠϝʔδαΠζ͸ͲͪΒ΋ಉ͡

33. ద౓ʹ·ͱΊ͍ͨ

34. Ͳ͏൑ఆ͢Δʁ

35. docker history?

36. docker history?

37. ϨΠϠΛ·ͱΊͯຊ౰ʹޮ཰Խ͢Δͷ͔ෆ໌

38. ώϡʔϦεςΟοΫͳܦݧଇ

39. ɾύοέʔδΠϯετʔϧͱΩϟογϡ࡟আΛ·ͱΊΔ ɾϑΝΠϧͷଐੑมߋ΋·ͱΊΔ ɾADD,COPY,RUNҎ֎͸·ͱΊΔඞཁ͕ͳ͍

40. ؾ͔ͮ͵͏ͪʹଞϨΠϠͷϑΝΠϧΛ ৮ͬͯ͠·ͬͯΔ͜ͱ΋

41. ϨΠϠؒͷॏෳϑΝΠϧΛݕ஌͍ͨ͠

42. ɾmanifest.json ɾConfig.json ɾlayer.tar Πϝʔδͷ੩తղੳ

43. ɾॏෳϑΝΠϧ ɿ ্ॻ͖ ɾ.wh.ϑΝΠϧ໊ ɿ ࡟আ(ԼҐσΟϨΫτϦ΋࡟আ) ɾ.wh..wh..opq ɿ ԼҐϨΠϠʹͯσΟϨΫτϦ಺Λ ࠶ؼతʹḷΒͳ͍

    ϗϫΠτΞ΢τ
44. None

45. ৄ͘͠͸ ɾ Image Specification v1.2.0 ɾmoby/pkg/archive/whiteouts.go

46. πʔϧΛ࡞Γ·ͨ͠ https://github.com/recruit- tech/duplayer

47. None
48. None

49. ɾ·ͱΊͨࡍͷ࡟ݮαΠζɾϑΝΠϧ਺Λදࣔ ɾॏෳϑΝΠϧΛαΠζॱʹදࣔ ϨΠϠؒͰ

50. ػೳతʹ্Ґޓ׵Ͱ͋Δ diveΛ࢖͍·͠ΐ͏