我々は Kubernetes の何を監視すればいいのか？ / CloudNative Days Kansai 2019

Transcript

1. 我々は Kubernetes の

   何を監視すればいいのか？
   $MPVE/BUJWF%BZT,BOTBJ
   ࡔҪֶ!NBOBCVTBLBJ
   

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2. #CNDK2019
   

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3. w GSFFFגࣜձࣾ43&ΤϯδχΞ
   w ೥͔ΒϓϨΠϯάϚωʔδϟʔ
   w ෳۀͰελʔτΞοϓͷٕज़ΞυόΠβʔ
   w ੜ·Ε΋ҭͪ΋ؔ੢
   w 5XJUUFS (JU)VC
   w !NBOBCVTBLBJ
   w ϒϩά
   w NBOBCVTBLBJEFW
   ࡔҪֶ
   .BOBCV4BLBJ
   

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4. εϞʔϧϏδωεΛɺ
   ੈքͷओ໾ʹɻ
   .*44*0/
   ੜ࢈೥ྸਓޱ͕ܶతʹݮগ͠ɺຫੑతͳਓखෆ଍ͱͳΔ೔ຊ
   Ͱ࿑ಇੜ࢈ੑ޲্͸ۓٸͷ՝୊ͱͳ͍ͬͯ·͢ɻ
   GSFFF͸ʮਓ޻஌ೳʯͱʮ౷߹جװۀ຿γεςϜʯΛΫϥ΢υ
   ٕज़Λ׆༻͠ɺۀ຿ޮ཰ԽͷαϙʔτΛଓ͚Δ͜ͱͰɺதݎத
   খاۀͷόοΫΦϑΟεۀ຿ޮ཰ԽΛ໨ࢦ͍ͯ͠·͢ɻ
   

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5. PRODUCTS
   

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6. 6
   ૑ۀ͔Β*10·Ͱɺதখاۀ׆ੑԽͷͨΊͷαʔϏεΛҰؾ௨؏Ͱఏڙ
   ձࣾ֓ཁ
   ❂ೲ੫͢Δ
   ⾭ҭͯΔ
   ↻ӡӦ͢Δ
   ✩͸͡ΊΔ
   ձࣾઃཱGSFFF
   ։ۀGSFFF
   Ϋϥ΢υձܭιϑτGSFFF
   ਓࣄ࿑຿GSFFF
   ϚΠφϯόʔ؅ཧGSFFFؚΉ
   
   Ϋϥ΢υਃࠂGSFFF
   161ԯ603ສԁ (ࢿຊ४උۚ౳ؚΉ)
   ैۀһ਺
   ࣄۀ಺༰
   Ϋϥ΢υܕόοΫΦϑΟεαʔϏεͷ։ൃɾൢച
   ࢿຊۚ
   ઃཱ೥݄೔
   2012೥7݄
   506໊ʢ2019೥6݄຤࣌఺ʣ
   2019೥ʮಇ͖͕͍ͷ͋Δձࣾʯ
   ϥϯΩϯά4Ґ
   

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7. ར༻ࣄۀॴ਺ྦྷܭ
   ສ
   2014.3 2015.3 2016.3 2017.3 2018.3
   800,000
   600,000
   300,000
   65,000
   1,000,000
   1,000,000
   

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8. 8
   ,VCFSOFUFTͷ؂ࢹ͸͜Ε·ͰͱԿ͕ҧ͏ͷ͔ʁ
   ϚωʔδυαʔϏεΛ࢖͏ҙຯ
   ؂ࢹΛ࢝ΊΑ͏
   ·ͱΊ
   ΞδΣϯμ
   

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9. 9
   ʮ,VCFSOFUFTͷ؂ࢹʹऔΓ૊Έ͍ͨਓ͕ɺ࠷ॳͷҰาΛ౿Έग़ͨ͢Ί
   ͷϙΠϯτΛԡ͑͞ΒΕΔ͜ͱʯ
   GSFFFͰͷ࣮ӡ༻͔ΒֶΜͩ͜ͱΛ͓࿩͠͠·͕͢ɺ·ͩ·ͩվળ͕ඞཁ
   Ͱ͢ɻͥͻϑΟʔυόοΫΛ͍ͩ͘͞
   ࠓ೔ͷΰʔϧ
   

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10. 10
    w ,VCFSOFUFTͷجຊతͳ͜ͱ
    w ಛఆͷΫϥ΢υϕϯμʔ΍؂ࢹαʔϏεͷ࢖͍ํ
    w ίϯςφ಺ͷΞϓϦέʔγϣϯ؂ࢹ
    ࿩͞ͳ͍͜ͱ
    

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11. ,VCFSOFUFTͷ؂ࢹ͸
    ͜Ε·ͰͱԿ͕ҧ͏ͷ͔ʁ
    01
    Section
    

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12. 12
    w GSFFFͰ͸΋ͱ΋ͱ044൛ͷ&MBTUJD4UBDLͰ؂ࢹ͍ͯͨ͠
    w SFG&MBTUJD4UBDLʹΑΔ,VCFSOFUFTϞχλϦϯάγεςϜͷ঺հ
    w Ծ૝Ϛγϯͱಉ͡Α͏ʹ؂ࢹ͍͕ͯͨ͠ɺͦ͏͍͏ϝτϦΫεΛݟͯ΋
    ͋·Γ໾ʹཱͨͳ͔ͬͨ
    w ࣮ࡍɺ໰୊͕ى͖͍ͯͯ΋ؾ෇͚ͳ͍͜ͱ͕͋ͬͨ
    ؂ࢹͷߟ͑ํ΍ΞϓϩʔνΛม͑ͳ͚Ε͹ͳΒͳ͍ͷͰ͸ʁ
    ͳͥ؂ࢹͷ࿩Λ͢Δͷ͔ʁ
    

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13. 13
    w ΍Γ͍ͨ؂ࢹΛ౿·͑Δͱ%BUBEPHͷํ͕ద͍ͯ͠Δͱ൑அ
    w &MBTUJD4UBDL͕ྼ͍ͬͯΔͱ͍͏Θ͚Ͱ͸ͳ͍
    w ͜Ε·Ͱͷߟ͑ํͰಉ͡Α͏ʹ؂ࢹΛ࢝Ίͯ͠·ͬͨͷ͕ྑ͘ͳ͔ͬͨ
    &MBTUJD4UBDL͔Β%BUBEPH΁Ҡߦ
    

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14. ؓ࿩ٳ୊
    

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15. 15
    w *NNVUBCMF*OGSBTUSVDUVSF
    w Ұ౓࡞ͬͨ΋ͷ͸มߋͤͣʹ࡞Γ௚͢
    w એݴతઃఆ
    w ͋Δ΂͖ঢ়ଶΛએݴ͠ɺͦͷঢ়ଶʹऩଋͤ͞Δ
    w ࣗݾճ෮
    w ্هͷಛ௃Λੜ͔͠ɺਓखΛհͣ͞ʹ͋Δ΂͖ঢ়ଶʹ໭͢
    ,VCFSOFUFTͷಛ௃
    

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16. 16
    ,VCFSOFUFTͷΞʔΩςΫνϟ
    apiserver
    etcd
    scheduler controller
    manager kubelet container
    runtime
    .BTUFSίϯϙʔωϯτ /PEFίϯϙʔωϯτ
    kubelet container
    runtime
    

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17. 17
    w ͜Ε·Ͱͷ؂ࢹ
    w ޡͬͨঢ়ଶΛݕ஌ͯ͠ਓ͕ؾ෇ͨ͘Ίͷ؂ࢹ
    w ΦϖϨʔγϣϯ͢Δͷ͸ਓ͕લఏʢҰ෦͸ࣗಈԽʣ
    w ,VCFSOFUFTͷ؂ࢹ
    w ࣗݾճ෮͕ਖ਼͘͠ಈ͍͍ͯΔ͔֬ೝ͢ΔͨΊͷ؂ࢹ
    w ΦϖϨʔγϣϯ͢Δͷ͸,VCFSOFUFTࣗ਎
    ॏཁͳͷ͸,VCFSOFUFTͷࣗݾճ෮ྗΛҡ࣋͠ଓ͚Δ͜ͱɻ
    ͜Ε·Ͱͷ؂ࢹͱͷҧ͍
    

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18. 18
    w ·ͣ͸,VCFSOFUFTͷࣗݾճ෮ྗΛҡ࣋͢ΔͨΊͷ؂ࢹ
    w ݸʑΛίϯςφΛݟΔͷ͸ͦͷޙ
    w ֤ίϯϙʔωϯτ͕མͪΔͱɺͲ͜ʹӨڹ͕ग़Δ͔೺Ѳ͓ͯ͘͠
    w SFGLVCFTZTUFNམͱͯ͠Έ·ͨ͠
    ؂ࢹͷϙΠϯτ
    

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19. 19
    ,VCFSOFUFTͷΞʔΩςΫνϟʢ࠶ܝʣ
    apiserver
    etcd
    scheduler controller
    manager kubelet container
    runtime
    .BTUFSίϯϙʔωϯτ /PEFίϯϙʔωϯτ
    kubelet container
    runtime
    ؂ࢹͱ͍͏ͱ
    ݸʑͷίϯςφʹ஫໨
    ͕ͪ͠ʜ
    

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20. 20
    ,VCFSOFUFTͷΞʔΩςΫνϟʢ࠶ܝʣ
    apiserver
    etcd
    scheduler controller
    manager kubelet container
    runtime
    .BTUFSίϯϙʔωϯτ /PEFίϯϙʔωϯτ
    kubelet container
    runtime
    ·ͣݟΔ΂͖͸ࣗݾ
    ճ෮Λࢧ͑Δͱ͜Ζ
    

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21. ϚωʔδυαʔϏεΛ࢖͏ҙٛ
    02
    Section
    

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22. ձ৔ͷօ͞Μʹ࣭໰Ͱ͢✋
    

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23. ຊ൪؀ڥͰ,VCFSOFUFTΛ
    ࢖͍ͬͯΔํ✋
    

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24. ࣗલͰ,VCFSOFUFTΫϥελΛ
    ӡ༻͍ͯ͠Δํ✋
    

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25. 25
    w "NB[PO&,4͕౦ژϦʔδϣϯʹདྷΔ·Ͱ͸ɺLVCFBXTΛ࢖ͬͯ
    &$্ʹΫϥελΛߏங
    w ͋Δ೔ಥવɺ,VCFSOFUFTΫϥελʹҰ੾઀ଓͰ͖ͳ͘ͳΔো֐͕ൃੜ
    w ௐ΂ͯΈΔͱɺLVCFMFU͕"1*ͷೝূʹ࢖͏5-4ূ໌ॻ͕ࣦޮ͍ͯ͠
    ͨ
    w SFG,VCFSOFUFTͷ5-4ূ໌ॻʹ͍ͭͯௐ΂ͯΈͨ
    GSFFFͰ࣮ࡍʹ͋ͬͨ࿩
    

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26. 26
    w ,VCFSOFUFTΫϥελΛ҆ఆతʹӡ༻͠ଓ͚Δͷ͸େม
    w ࠷৽όʔδϣϯ΁ͷ௥ै
    w ίϯτϩʔϧϓϨʔϯͷ৑௕Խ
    w ֶशίετͷߴ͞
    w ߏஙͰ͖Δ㱠ӡ༻Ͱ͖Δ
    w SFG.BDLFSFMʹ͓͚Δ,VCFSOFUFTར༻ͷऔ૊Έͱ͜Ε͔Β
    Ϋϥελӡ༻͕ϏδωεͷࠩผԽཁҼʹͳΒͳ͍ͷͰ͋Ε͹ɺੵۃతʹϚ
    ωʔδυαʔϏεΛ׆༻͢Δɻ
    ,VCFSOFUFTΫϥελͷࣗલӡ༻͸େม
    

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27. 27
    ,VCFSOFUFTͷΞʔΩςΫνϟʢ࠶ܝʣ
    apiserver
    etcd
    scheduler controller
    manager kubelet container
    runtime
    .BTUFSίϯϙʔωϯτ /PEFίϯϙʔωϯτ
    kubelet container
    runtime
    ࣗݾճ෮Λࢧ͑Δͱ
    ͜ΖΛ೚ͤΔ
    

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28. 28
    w ϚωʔδυαʔϏεΛ׆༻͢Δ͜ͱͰ؂ࢹର৅ΛݮΒͤΔ
    w ଟ͘ͷ૊৫ʹ͓͍ͯɺӡ༻ίετΑΓϚωʔδυαʔϏεͷίετͷํ
    ͕͍҆
    w ์͓͍ͬͯͯ΋ਐԽ͢Δ
    w ػೳ͕଍Γͳ͚Ε͹ཁ๬Λग़ͦ͏
    w FHIUUQTHJUIVCDPNBXTDPOUBJOFSTSPBENBQ
    ϚωʔδυαʔϏεͷϝϦοτ
    

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29. ؂ࢹΛ࢝ΊΑ͏
    03
    Section
    

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30. 30
    ϝτϦΫεͷॏཁ౓Λ෼ྨ͢ΔͨΊʹɺ௨஌ϨϕϧͰ࣍ͷͭʹ෼ྨɻ
    w /POF
    w ϝτϦΫε͸ऩू͢Δ͕௨஌͠ͳ͍
    w /PUJDF
    w ϝτϦΫεΛऩू͠ɺ஫ҙשىϨϕϧͰ௨஌͢ΔɻۓٸͷରԠΛඞཁ
    ͱͤͣɺ໷ؒͷΦϯίʔϧ͸͠ͳ͍
    w "MFSU
    w ϝτϦΫεΛऩू͠ɺܯࠂϨϕϧͰ௨஌͢ΔɻਓʹΑΔଈ࠲ͳରԠΛ
    ඞཁͱ͠ɺ໷ؒ͸Φϯίʔϧ͢Δ
    ؂ࢹͷ௨஌Ϩϕϧ
    

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31. 31
    w ద੾ͳ௨஌Ϩϕϧ͸ɺϓϩμΫτͷੑ࣭΍։ൃจԽʹΑͬͯҧͬͯ͘Δ
    w ͦͷ··औΓೖΕΔͷͰ͸ͳ͘ɺࣗ෼ͨͪʹ߹ͬͨ௨஌Λߟ͑Δ
    w FH.POJUPSJOH"MFSUJOHPOXIBUNBUUFST
    ؂ࢹͷ௨஌Ϩϕϧ
    

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32. ௨஌Ϩϕϧ/POF
    

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33. 33
    w ௨஌Ϩϕϧ͕l/POFzͷϝτϦΫε͸ऩू͢Δ͚ͩ
    w جຊతʹ͸,VCFSOFUFTͷࣗݾճ෮ʹ೚ͤΒΕΔ΋ͷ
    ௨஌Ϩϕϧl/POFz
    

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34. 34
    w Ϋϥελ
    w ϊʔυ਺
    w ϊʔυ਺Λద੾ͳ୆਺ʹҡ࣋͢Δͷ͸$MVTUFS"VUPTDBMFSͷ໾ׂ
    w 1PE਺
    w 1PE਺Λҡ࣋͢Δͷ͸%FQMPZNFOU΍%BFNPO4FUͷ໾ׂ
    w ϊʔυͷ$16 ϝϞϦ࢖༻཰
    w ϦιʔεΛׂΓ౰ͯΒΕͳ͍ͱ͖͸$MVTUFS"VUPTDBMFS͕ϊʔυ
    Λ૿΍͢
    ௨஌Ϩϕϧl/POFzͷ۩ମྫ
    

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35. 35
    w Ϧιʔεͷҡ࣋΍ׂΓ౰ͯ͸,VCFSOFUFT͕ߦ͏ͷͰɺਓ͕ϑΥϩʔ͢
    Δ༨஍͸͋·Γͳ͍
    w ࣗݾճ෮͕ਖ਼͘͠ಈ͍͍ͯͳ͍৔߹͸্Ґͷ؂ࢹͰؾ෇͚Δʢޙड़ʣ
    ௨஌Ϩϕϧl/POFzͷରԠ
    

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36. ௨஌Ϩϕϧ/PUJDF
    

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37. 37
    w ௨஌Ϩϕϧ͕l/PUJDFzͷϝτϦΫε͸ɺۓٸͷରԠ͸ෆཁ͕ͩ์ஔ͢
    ΔͱϢʔβʔʹӨڹ͕ग़͔Ͷͳ͍΋ͷ
    w ࣗݾճ෮ػೳͷൣғ֎Ͱى͖͍ͯΔͷͰɺਓͷϑΥϩʔΛඞཁͱ͢Δ
    ௨஌Ϩϕϧl/PUJDFz
    

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38. 38
    w Ϋϥελ
    w ,VCFSOFUFTͷόʔδϣϯ
    w &0-Λܴ͑ͨόʔδϣϯΛ࢖͍ͬͯͳ͍͔
    w ϑΝΠϧγεςϜ࢖༻཰
    w 1VMMͨ͠%PDLFSΠϝʔδ͕ཷ·Γ͕ͪ
    w ϩάΤʔδΣϯτͷΤϥʔ
    w %BFNPO4FUͰ഑ஔͨ͠ϩάΤʔδΣϯτ͕ΤϥʔʹͳΔͱɺίϯ
    ςφͷϩάΛܽଛ͔͠Ͷͳ͍
    ௨஌Ϩϕϧl/PUJDFzͷ۩ମྫ
    

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39. 39
    w ίϯςφ
    w 1PE΍%FQMPZNFOUͷΠϕϯτ
    w 00.,JMMFE $SBTI-PPQ#BDL0GG 1VMM*NBHF&SSPSͳͲ
    w 1PEͷϦελʔτճ਺
    w ٸʹϦελʔτճ਺͕૿͍͑ͯͳ͍͔
    w ίϯςφ഑ஔͷภΓ
    w ,VCFSOFUFTͷεέδϡʔϥ͸1PEͷ࡞੒࣌ʹ͔͠εέδϡʔϦϯ
    άΛߦΘͳ͍
    ௨஌Ϩϕϧl/PUJDFzͷ۩ମྫ
    

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40. 40
    w ,VCFSOFUFTͱͯ͠͸ਖ਼͘͠ಈ͍͍ͯΔ͕ɺ์ஔ͢Δͱো֐ʹܨ͕Γ͔
    Ͷͳ͍΋ͷ
    w ࣗݾճ෮͠ͳ͍৔߹͕ଟ͍
    w ϦιʔεͷεςʔλεΛݟΔͱώϯτ͕͋Δ
    ௨஌Ϩϕϧl/PUJDFzͷରԠ
    

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41. ௨஌Ϩϕϧ"MFSU
    

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42. 42
    w ௨஌Ϩϕϧ͕l"MFSUzͷϝτϦΫε͸ɺ௨஌͕ಧ͍ͨͱ͖ʹ͸Կ͔͠Β
    ϢʔβʔʹӨڹ͕ग़࢝Ί͍ͯΔՄೳੑ͕͋Δ
    w ؾ෇͍ͨ࣌఺Ͱଈ࠲ʹରԠ͢Δ͜ͱ͕ٻΊΒΕΔ
    w ࣗݾճ෮Ͱ͖͍ͯͳ͍ঢ়ଶʹ͍ؕͬͯΔ
    ௨஌Ϩϕϧl"MFSUz
    

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43. 43
    w Ϋϥελ
    w LVCFTZTUFNʹΠϯετʔϧ͞Εͨίϯϙʔωϯτ
    w ,VCFSOFUFTΛՔಇͤ͞Δͷʹඞཁͳίϯϙʔωϯτ͕ಈ͍͍ͯΔ
    ͜ͱΛ؂ࢹ͢Δ
    w ࣗ෼ͨͪͰΠϯετʔϧͨ͠ίϯϙʔωϯτ΋ؚΉ
    w ͜ΕΒͷίϯϙʔωϯτ͕ಈ͍͍ͯͳ͍ͱࣗݾճ෮΋͠ͳ͍
    ௨஌Ϩϕϧl"MFSUzͷ۩ମྫ
    

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44. 44
    w ίϯςφ
    w %FQMPZNFOUͷ%FTJSFEͱ"WBJMBCMF
    w σϓϩΠ࣌ͳͲΛআ͖ɺৗʹҰக͢Δ͜ͱ͕ظ଴͞ΕΔ
    w ϦιʔεͷׂΓ౰͕ͯ͏·͘ಈ͍͍ͯͳ͍৔߹ͳͲ΋ݕ஌Ͱ͖Δ
    ௨஌Ϩϕϧl"MFSUzͷ۩ମྫ
    

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45. 45
    w ࣗݾճ෮Ͱ͸෮چ͠ͳ͍ঢ়ଶͳͷͰਓͷϑΥϩʔ͕ඞཁ
    w ϩά΍ϝτϦΫε͔ΒͲͷίϯϙʔωϯτͰԿ͕ى͖͍ͯΔ͔೺Ѳ͢Δ
    w ͦͷͨΊʹ΋ϩά͸ҰՕॴʹूΊ͓ͯ͘΂͖
    ௨஌Ϩϕϧl"MFSUzͷରԠ
    

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46. ·ͱΊ
    04
    Section
    

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47. 47
    w ,VCFSOFUFTͷΞʔΩςΫνϟΛΑ͘ཧղ͔ͯ͠Β؂ࢹΛ࢝ΊΔ
    w Ͳͷ؂ࢹπʔϧΛ࢖͏͔͸ͦͷޙ
    w ·ͣ͸ࣗݾճ෮Λҡ࣋ͤ͞ΔͨΊͷ؂ࢹ
    w ϚωʔδυαʔϏεΛར༻ͯ͠ӡ༻ͷෛՙΛԼ͛Δ
    w ϝτϦΫεͷॏཁ౓Λҙࣝͯ͠ɺ௨஌ϨϕϧΛద੾ʹ෼͚Δ
    ·ͱΊ
    

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48. ͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠
    

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49. @manabusakai
    

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