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
45. ৄ͘͠͸ ɾ Image Specification v1.2.0 ɾmoby/pkg/archive/whiteouts.go
46. πʔϧΛ࡞Γ·ͨ͠ https://github.com/recruit- tech/duplayer
49. ɾ·ͱΊͨࡍͷ࡟ݮαΠζɾϑΝΠϧ਺Λදࣔ ɾॏෳϑΝΠϧΛαΠζॱʹදࣔ ϨΠϠؒͰ
50. ػೳతʹ্Ґޓ׵Ͱ͋Δ diveΛ࢖͍·͠ΐ͏