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Webサービスにおける
キャッシュ戦略

Yusuke Wada
July 03, 2016
Technology
36
33k

 Webサービスにおける
キャッシュ戦略

YAPC::Asia Hachioji 2016 mid in Shinagawa
2016-07-03
Yusuke Wada a.k.a. yusukebe

Yusuke Wada

July 03, 2016
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Transcript

  1. 8FCαʔϏεʹ͓͚Δ

    Ωϟογϡઓུ
    :"1$"TJB)BDIJPKJNJEJO4IJOBHBXB

    :VTVLF8BEBBLBZVTVLFCF

    View Slide

  2. ࣗݾ঺հ
    w ࿨ా༟հBLBZVTVLFCF
    w ϫσΟοτ୅දऔక໾
    w ΦϞϩΩ$50
    w ٕज़ސ໰Y
    w DPGPVOEFSPGCPLFUF
    w XBEBGNEBOEZGN
    w 1FSM.POHFS

    View Slide

  3. ࠷ۙͭͬͯ͘Δ΋ͷ

    View Slide

  4. 3VCZPO3BJMT"QQ
    BOE
    J04"QQ

    View Slide

  5. ຊτʔΫͷςʔϚ

    View Slide

  6. Ωϟογϡ

    View Slide

  7. ͱ͸͍ͬͯ΋

    View Slide

  8. ௿ϨΠϠʔͷΩϟογϡ
    ͷ࿩͸͠·ͤΜ

    View Slide

  9. 7BSOJTIͷ࿩΋͠·ͤΜ
    ͳ͔ͥ͸ޙͰ෼͔Δ

    View Slide

  10. ౰વ

    View Slide

  11. ݱۚͷ࿩͸͠·ͤΜʂ

    View Slide

  12. 8FCΞϓϦέʔγϣϯ
    ϨΠϠʔͰѻ͏Ωϟογϡ
    ͷ࿩Λ͠·͢ʂ

    View Slide

  13. ΞδΣϯμ
    w Ωϟογϡͷ໨త
    w Ωϟογϡͷجૅ
    w Ωϟογϡύλʔϯ
    w Ωϟογϡ ΦϨΦϨ
    ઓུ

    View Slide

  14. Ωϟογϡͷ໨త

    View Slide

  15. *0ͷޮ཰Խ

    View Slide

  16. *0͕ϘτϧωοΫʹͳΔ݅
    w ྫ%BUF5JNFΛ࢖͏࢖Θͳ͍WTTMPXRVFSZ໰୊
    w *0ͷੑೳʹൺ΂ͯ$16ੑೳͷํ͕ߴ͍৔߹͕ଟ͍
    w σʔλ͸஝ੵ͢Δ͠σʔλྔ͕૿͑Ε͹େن໛΁
    w 3%#.4ʹ͸ෳࡶͳࣄ৘͕͋ΔΑͶ
    w ֎෦΁ͷ8FC"1*ΞΫηε΋*0ͱͯ͠ߟ͑ΒΕΔ
    w ݁Ռ*0ό΢ϯυ͕ϘτϧωοΫʹͳΔ

    View Slide

  17. *0ϘτϧωοΫվળ
    w 3%#.4ͷ৔߹͚ͩͲ
    w ΫΤϦνϡʔχϯά
    w ςʔϒϧઃܭͷݟ௚͠
    w ҙਤతͳඇਖ਼نԽ
    w தؒςʔϒϧͷ༻ҙͳͲ
    w αʔόͷεϖοΫΞοϓ
    #65

    View Slide

  18. Ͳʔ͠ΐ΋ͳ͍࣌

    ΊΜͲ͍࣌͋͘͞ΔΑͶʙ
    %#ʹ͸ຊ࣭తͳσʔλͷΈೖΕ͍ͨ
    ͔ͭύϑΥʔϚϯεΛग़͍ͨ͠

    View Slide

  19. ΩϟογϡͰ*0Λޮ཰Խʂ

    View Slide

  20. ஫ҙ

    View Slide

  21. ޙड़͢ΔΑ͏ʹΩϟογϡʹΑΔ

    ղܾ͸ສೳ͡Όͳ͘໰୊΋͋Δ

    View Slide

  22. Ωϟογϡͷجຊ

    View Slide

  23. DBDIF
    ந৅Խ͞ΕͨΩϟογϡετΞ

    View Slide

  24. ,74ΠϯλʔϑΣʔε
    ࠷௿ݶͷ

    View Slide

  25. DBDIFTFU LFZ WBMVF

    NZWDBDIFHFU LFZ

    QSJOUWWBMVF
    DBDIFEFMFUF LFZ

    DBDIFHFU LFZ
    VOEFG
    HFUTFUEFMFUF

    View Slide

  26. DBDIF͸े෼ʹ଎͍ҽӒҶనᝢ
    w ΩϟογϡετΞͷ୅දྫ
    w NFNDBDIFE
    w 3FEJT
    w ΞϓϦέʔγϣϯϝϞϦ
    w ϑΝΠϧFUD
    w ,74ΠϯλʔϑΣʔεΛར༻͠*0Λޮ཰Խ͢Δ
    w ࠓճ͸ओʹNFNDBDIFEΛ૝ఆͯ͠࿩͠·͢

    View Slide

  27. FYQJSF

    View Slide

  28. DBDIFTFU LFZ WBMVF


    

    NZWDBDIFHFU LFZ

    σʔλΛอ࣋͢Δ༗ޮظݶΛ
    ࢦఆग़དྷΔ

    View Slide

  29. Ωϟογϡύλʔϯ

    View Slide

  30. ύλʔϯ

    View Slide

  31. &YQJSFΛ࢖ͬͨ
    యܕతͳύλʔϯ

    View Slide

  32. ֎෦)551ϦΫΤετͷ
    ݁ՌΛҰఆ࣌ؒΩϟογϡͤ͞Δ

    View Slide

  33. TVCHFU@OFXT@FOUSJFT\
    NZTFMGTIJGU
    NZFOUSJFTTFMGDBDIFHFU LFZ

    SFUVSOFOUSJFTJGFOUSJFT
    FOUSJFTTFMGGFUDI@OFXT@FOUSJFT

    TFMGDBDIFTFU LFZ FOUSJFT

    SFUVSOFOUSJFT
    ^
    LFZʹWBMVF͕ଘࡏ͢Δ͔HFUͰ֬ೝ͢Δ
    WBMVF͕ଘࡏͨ͠Βͦͷ··ฦ͢
    ଘࡏ͠ͳ͍৔߹)551ϦΫΤετΛ૸ΒͤίϯςϯπΛੜ੒
    FYQJSFΛࢦఆͯ͠LFZͰίϯςϯπΛTFU͢Δ
    ίϯςϯπΛฦ٫͢Δ

    View Slide

  34. ϦεΫ

    View Slide

  35. FYQJSF ඵ࣌ؒͷؒʹ
    ֎෦Ͱίϯςϯπ͕ߋ৽͞Εͯ΋
    ΞϓϦ্Ͱ͸൓ө͕͞Εͳ͍

    ҙਤతͳΩϟογϡͷߋ৽΍
    ࡟আ͕ඞཁʹͳͬͯ͘Δ

    View Slide

  36. Ωϟογϡͷ
    ίϯτϩʔϧ͸೉͍͠

    View Slide

  37. Ωϟογϡͷপ΁Α͏ͦ̇͜

    View Slide

  38. ͱ͜ΖͰ

    View Slide

  39. 3%#.4΁ͷ໰͍߹Θͤͷ৔߹΋
    ಉ͡Α͏ʹΩϟογϡग़དྷΔ
    ͨͩ͠ෳ਺ͷΫΤϦΛΩϟο
    γϡ͢Δ৔߹LFZͷ؅ཧੜ
    ੒͕൥ࡶʹͳΔ͕࣌͋Δ
    Ή͠Ζউखʹ &YQJSFΛ࢖ͬͨ
    ΩϟογϡΛͯ͠΋Β͍͍ͨ

    View Slide

  40. ύλʔϯ

    View Slide

  41. Ҿ਺΍ΫΤϦΛ࢖ͬͨLFZੜ
    ੒ʹΑΔಁաతΩϟογϡ
    ύλʔϯ

    View Slide

  42. ྫ͑͹

    View Slide

  43. %#*Y$MBTT$VSTPS$BDIFE
    ͷ৔߹

    View Slide

  44. View Slide

  45. TVC@CVJME@DBDIF@LFZ\
    NZ DMBTT TUPSBHF BSHT BUUST
    !@
    NZSFGTUPSBHF@TFMFDU@BSHT@UP@RVFSZ
    !\BSHT^<> BUUST


    NZDPOO

    SFUVSO%JHFTU4)"TIB@IFY
    4UPSBCMFOGSFF[F
    <SFG DPOO\/BNF^ DPOO\6TFSOBNF^]]>



    ^
    ౎౓ͷΫΤϦ΍ίωΫγϣϯ৘ใͳͲΛ

    ϋογϡؔ਺΁௨ͯ͠จࣈྻԽͨ͠΋ͷΛLFZͱ͍ͯ͠Δ

    View Slide

  46. LFZͷੜ੒Λࣗಈతʹߦ͍
    ͍ͭͷؒʹ͔&YQJSFϕʔεͷ
    ΩϟογϡΛ͢Δ
    ಁաΩϟογϡͷύλʔϯ

    View Slide

  47. TFMGECTFBSDI FOUSZ
    \VTFS@JE^
    \PSEFS@CZJE FYQJSF^


    Ԡ༻͢Ε͹൒ಁաతΩϟογϡػߏ͕࡞ΕΔ
    FYQJSFͱ͍͏໊લͷϋογϡ஋Λઃఆ͢Δͱࣗಈతʹ
    ͦͷ͚࣌ؒͩΩϟογϡ͓͍ͯͯ͘͠ΕΔͱ͔
    ͨͩ͠%#ଆͷߋ৽ͷ൓ө͸FYQJSFͨ͠ޙʹ͞ΕΔΑʂ

    View Slide

  48. ύλʔϯ

    View Slide

  49. ͳΔ΂͘खલͰΩϟογϡͯ͠
    ޮ཰Λ্͛Δύλʔϯ

    View Slide

  50. ϑϩϯτʹ͍ۙͱ͜ΖͰΩϟογϡ
    ͯ͋͛͠Δͱޮ཰͸Α͍
    3FRVFTU
    3FTQPOTF
    %#
    "QQMJDBUJPO8FC4FSWFS
    ΑΓ*0ޮ཰Λ্͛ΒΕΔ

    View Slide

  51. ྫ͑͹

    View Slide

  52. JTVDPOҴ㉮ӝԩդՈ㮢॰న⒌஗Ĕ✵㮣
    IUUQEIBUFOBOFKQIJEFEFO

    View Slide

  53. )5.-ࣄલੜ੒44*
    w αΠυόʔʹʮ࠷ۙͷίϝϯτҰཡʯΛදࣔ
    w ϙετ࣌ʹ)5.-ΛϨϯμϦϯάͯ͠)5.-ࣗମΛ
    Ωϟογϡɺදࣔ࣌ʹऔಘͦ͠ͷ··)5.-දࣔ
    w ϖʔδશମΛΩϟογϡ͢ΔͱશϖʔδͷΩϟογϡ
    Λഁغ͠ͳͯ͘͸͍͚ͳ͍ͷͰ
    w ίϝϯτදࣔ෦෼͚ͩΩϟογϡ͠44*ͰύʔπΛ
    ݺͼग़͢
    JODMVEFWJSUVBMSFDFOU@DPNNFOUFE@BSUJDMFT

    View Slide

  54. ϑϩϯτدΓͷ
    Ωϟογϡ͸มߋʹऑ͍
    w ςϯϓϨʔτͷߏ଄Λม͑ͨ࣌
    w ։ൃ͕සൟʹى͜Δ৔߹ʹ࢖͍ʹ͍͘
    w ͦͯ͠࠶ར༻ੑʹ΋๡͍͠

    View Slide

  55. ύλʔϯ͔ΒݟΔ
    ΩϟογϡͷϙΠϯτ

    View Slide

  56. Ωϟογϡ͸ॾਕͷ݋
    w DBDIF΁ͷ,74ΠϯλʔϑΣʔε͸े෼ʹ଎͍
    w Ωϟογϡͷߋ৽ʹ͸ؾΛ࢖Θͳͯ͘͸͍͚ͳ͍
    w FYQJSF·Ͱͷظ͕ؒ࢓্༷ແ೉Ͱ͋Δ
    w ҙਤతʹΩϟογϡΛEFMFUF͢Δ
    w LFZͷ໊෇͚Λ໌ࣔతʹ΍Δ͔ಁաతʹߦ͏͔ʁ
    w ͳΔ΂͘ϑϩϯτدΓͰΩϟογϡͤͨ͞ํ͕ߴ଎
    w ͱ͸͍͑ΞϓϦέʔγϣϯͷมߋʹऑ͍

    View Slide

  57. ΦϨΦϨ
    Ωϟογϡઓུ

    View Slide

  58. #PLFUFαʔόΞϓϦͷ৔߹

    View Slide

  59. #PLFUFεϖοΫ
    w ೥݄ϩʔϯν
    w ΋͏͙͢ສ%- J04
    "OESPJE

    w Ϙέ ສ݅
    w ͓୊ສ݅
    w ධՁԯ݅
    w ϐʔΫ࣌SFRTTFD

    View Slide

  60. σʔλετΞͱΩϟογϡͷ
    جຊઓུ

    View Slide

  61. 044ޓ׵ͷϛυϧ΢ΣΞΛ࢖͏
    w "NB[PO8FC4FSWJDFT্ʹΠϯϑϥΛߏங
    w ͨͩ͠044ޓ׵ͷ*'Λ࣋ͭϛυϧ΢ΣΞͷΈ࢖༻
    w "NB[PO3%4"VSPSB
    w NFNDBDIFE &MBTUJ$BDIF

    w 3FEJT &MBTUJ$BDIF

    w &MBTUJDTFBSDI &MBTUJDTFBSDI4FSWJDF

    w खݩͰͷ࠶ݱੑΛߴΊΔͨΊ

    View Slide

  62. +PJOΛͳΔ΂͘͠ͳ͍
    w ෆมͳΦϒδΣΫτ͕ଟ͍ͷͰ+PJO͢Δίετ͕ແବ
    w ޙड़
    w ΞϓϦέʔγϣϯʹΑΔ
    w 03.BQQFSϨϕϧͰ+PJO͠ʹ͘͘͢Δ
    w ҙਤతͳඇਖ਼نԽΛؚΊΔ%#ઃܭ

    View Slide

  63. ෆมͳϞϊ͸Ωϟογϡ͢Δ
    w มԽͷগͳ͍ΦϒδΣΫτ͸࠷ॳͷࢀরޙΩϟογϡ
    w ҎޙͷͦͷΩϟογϡΦϒδΣΫτΛ࢖͍ճ͢
    w ਺গͳ͍ߋ৽࣌ʹΩϟογϡΛഁغ͢Δ
    CPLF PEBJ QIPUP
    VQEBUF͕ແ͍
    ͨ·ʹEFMFUF͕૸Δ

    View Slide

  64. Ωϟογϡͷཻ౓
    w ԿΛΩϟογϡ͢Δ͔ʁ໰୊
    w ཻ౓͕খ͍͞Ωϟογϡର৅3PX୯ମ
    w ཻ౓͕େ͖͍Ωϟογϡର৅ϥϯΩϯάͳͲҰཡ

    View Slide

  65. 3PXͷࢀর࣌͸ϋογϡͰѻ͏
    w 3PXΦϒδΣΫτ͡Όͳͯ͘ϋογϡͰѻ͏
    w ͦ΋ͦ΋8FC"1*͔ͩΒ+40/Ͱฦ͢͠
    w ϋογϡͩͱΩϟογϡ͠΍͍͢
    w ͨͩ3PXΦϒδΣΫτΛϑΣον͔ͯ͠Βϋο
    γϡԽ͍ͯ͠Δ
    w 3PXຖʹJOqBUFϧʔϧΛΦϒδΣΫτʹҠৡ

    View Slide

  66. όονΑΓ΋ࢀর৘ใΛΩϟογϡ
    w ෳࡶͳόονॲཧΛݮΒ͢ํ਑
    w ؂ࢹ͕͠ʹ͍͘ʢָͯ͠؂ࢹ͍ͨ͠ʣ
    w ෳ਺ΧςΰϦʹ·͕ͨΔϥϯΩϯάΛදࣔ
    w ଟ਺ͷՕॴͷϥϯΩϯάΛόονͰੜ੒͸ආ͚ͨ
    ͍ʢΊΜͲ͍͘͞ʣ
    ίϯςϯπΛ༧Ί༻ҙ͢ΔͷͰ͸ͳ͘
    ඞཁͱ͞Εͨ࣌ʹΩϟογϡ͓ͯ͘͠

    View Slide

  67. ࣮૷

    View Slide

  68. ΦϒδΣΫτϕʔεͷ
    ಁաΩϟογϡ

    View Slide

  69. CPLF\PEBJ^\QIPUP^\MBSHF@VSM^
    ϦϨʔγϣϯઌͷΦϒδΣΫτ
    ΩϟογϡΛ࣮ݱ͢Δ
    Ωϟογϡ͔Βऔಘ

    View Slide

  70. #PLFUF%#
    QBDLBHF#PLFUF%#
    VTFQBSFOU5FOH

    TVCGJOE@XJUI@DBDIF\
    NZ TFMG UBCMF XIFSF FYQJSF
    !@
    NZLFZTFMGNBLF@LFZ UBCMF XIFSF GJOE

    NZEBUBTFMGDBDIFHFU LFZ

    SFUVSOEBUBJGEBUB
    NZPCKFDUTFMGTJOHMF UBCMF XIFSF

    PSSFUVSO
    EBUBPCKFDUJOGMBUF@DPMVNOT

    TFMGDBDIFTFU LFZ EBUB FYQJSF

    SFUVSOEBUB
    ^
    TVCEFMFUF@DBDIF\
    ൒ಁաΩϟογϡ
    ΠϯλʔϑΣʔεΛੜ΍͢

    View Slide

  71. #PLFUF%#3PX#PLF
    QBDLBHF#PLFUF%#3PX#PLF

    TVCJOGMBUF@DPMVNOT\
    NZTFMGTIJGU
    NZEBUBTFMGDPMVNOT

    EBUB\PEBJ^
    TFMGIBOEMFGJOE@XJUI@DBDIF
    PEBJ \JEEBUB\PEBJ@JE^^



    SFUVSOEBUB
    ^
    औಘ࣌ʹϦϨʔγϣϯઌͷ
    ΦϒδΣΫτΛΩϟογϡ͢Δ

    View Slide

  72. ԾʹϦϨʔγϣϯઌͷPEBJQIPUP
    ͕Ωϟογϡ͞Ε͍ͯΔCPLFҰཡΛ
    औͬͯ͘Δ৔߹
    4&-&$5จҰൃͷΈͰϦϨʔγϣϯઌ
    ͷΦϒδΣΫτ΋औͬͯ͜ΕΔʂ

    View Slide

  73. !CPLFTTFMGECTFBSDI CPLF \^ \PSEFS@CZ
    \JEBTD MJNJU^^

    CPLFT<>\PEBJ^\QIPUP^\MBSHF@VSM^
    .Z42-4&-&5$5'30.CPLF03%&3#:JE"4$-*.*5
    NFNDBDIFEHFUPEBJBCDEFG
    NFNDBDIFEHFUQIPUPBCDEFG
    NFNDBDIFEHFUPEBJBCDEFGH
    NFNDBDIFEHFUQIPUPBCDEFGH

    NFNDBDIFE͔ΒͷHFUͳͷͰे෼ʹ଎͍
    3%#.4΁ͷෛՙ͸ΫΤϦҰൃͷΈ

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  74. Ωϟογϡͷഁغ
    w ΦϒδΣΫτͷߋ৽΍࡟আ͕૸ͬͨ৔߹ͷΩϟογϡͷΫϦΞ
    w LFZੜ੒࣌ͱಉ͡Α͏ʹ03.BQQFS΁ͷΫΤϦΛॻ͘
    w ճ਺͕ଟ͘ແ͍ͷͰରԠͰ͖ͯΔ
    TFMGECEFMFUF@DBDIF PEBJ \JEPEBJ@JE^

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  75. ϥϯΩϯάͱ͔
    ҰཡͷΩϟογϡ

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  76. ൒ಁաతΩϟογϡΛ࠾༻
    w ϞσϧʹDPOE BUUSΛҾ਺ͱͯ͠΋Β͏ϝιο
    υΛੜ΍͢ྫHFU@TPSUFE@FOUSJFT

    w BUUSͷϋογϡʹFYQJSFͷ஋͕ೖ͍ͬͯΕ͹ͦͷؒ
    ͚ͩΩϟογϡͤ͞ΕΔ
    NZTFMG DPOE BUUS!@

    TFMGECTFBSDI CPLF \^ \PSEFS@CZ\SBUF@TVN
    EFTD MJNJU FYQJSFBUUS\FYQJSF^^^

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  77. ΞϓϦέʔγϣϯຖͷ࢓্༷
    Ωϟογϡͯ͠΋Α͚Ε͹
    ׆༻Λʂ

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  78. ͔͠͠໰୊͕

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  79. ͦͷ໊΋

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  80. 5IVOEFSJOH)FSE໰୊

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  81. ௨ৗɺΩϟογϡʹ֨ೲ͞ΕΔσʔλ͸ɺͦΕͧΕ୯Ұͷ
    ੜଘ࣌ؒΛ΋͍ͬͯ·͢ɻ໰୊͸ɺසൟʹΞΫηε͞ΕΔ
    Ωϟογϡσʔλ͕ΤΫεύΠΞͨ͠ࡍʹൃੜ͠·͢ɻσʔ
    λ͕ΤΫεύΠϠͨ͠ॠ͔ؒΒɺฒߦʹ૸Δෳ਺ͷΞϓϦ
    έʔγϣϯϩδοΫ͕ϛεώοτΛݕ஌͠ɺ͍ͣΕ͔ͷϓ
    ϩηε͕ΩϟογϡσʔλΛ֨ೲ͢Δ·ͰͷؒɺಉҰͷϦ
    ΫΤετ͕ଟ਺ɺόοΫΤϯυʹඈΜͰ͠·͏ͷͰ͢ɻ
    IUUQMBCTDZCP[VDPKQCMPHLB[VIPBSDIJWFTDBDIF@BOE@UIVOEFSJOH@IFSEQIQ

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  82. ਤղ

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  83. FYQJSF

    े෼ʹ଎͍
    े෼ʹ଎͍
    FYQJSFͨ͠ॠؒ
    ίϯςϯπͷੜ੒
    ΩϟογϡͷTFU
    ͜ͷظؒʹΞΫηε͕ू
    தͯ͠ίϯςϯπੜ੒͕
    ଟॏʹ૸Δ
    Cache Thundering Herd Problem

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  84. ๭%#ͷ$16ෛՙ

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  85. ٧Ή

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  86. ٧Ή

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  87. ٧Ή

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  88. View Slide

  89. ղܾࡦ

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  90. &BSMZ&YQJSFT$BDIF
    CZLB[FCVSP
    IUUQCMPHOPNBETDBGFKQNFNDBDIFEUIVOEFSJOHIFSEIUNM

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  91. ࢓૊Έ
    w ௨ৗͷΩϟογϡ&YQJSF͕୹͍Ωϟογϡ
    w ্ه̎ͭΛNFNDBDIFEʹTFU
    w HFU࣌ʹͱ͋Δ֬཰Ͱ&YQJSF͕୹͍ํͷΩϟογϡ
    Λݟʹ͍͘
    w Ұఆͷ֬཰ͰΩϟογϡ͕ૣ͘੾ΕΔ
    w Ұ౓ʹίϯςϯπੜ੒Ͱෛՙ͕͔͔ΔͷΛආ͚Δ
    w Ωϟογϡͷ༰ྔ͸ഒඞཁ

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  92. QBDLBHF&BSMZ&YQJSFT$BDIF

    TVCTFU@FF\
    NZ TFMG LFZ WBMVF FYQJSFT
    !@
    TFMGDBDIFTFU LFZ WBMVF FYQJSFT

    TFMGDBDIFTFU LFZFF WBMVF FYQJSFTTFMG
    FBSMZ@FYQJSFT

    ^
    TVCHFU@FF\
    NZ TFMG LFZ
    !@
    JG JOU SBOE TFMGSBUJP


    \
    SFUVSOTFMGDBDIFHFU LFZFF

    ^
    TFMGDBDIFHFU LFZ
    TFMGDBDIFHFU LFZFF

    ^
    TVCEFMFUF@FF\
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    TFMGDBDIFEFMFUF LFZFF

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    ࣌ؒࠩͰೋॏʹLFZΛTFU
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  93. ௨ৗ͸͜ͷରࡦͰ0,ʂ

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  94. ͨͩ͠

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  95. ϐʔΫ࣌ʹ͸·ͩߥΕΔ
    ॠఀ͕ى͜Δ

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  96. ਏ͍

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  97. ݪҼ
    ίϯςϯπੜ੒͕஗͍
    ύϥϝʔλͷ஋͕࠷దͰ͸ͳ͍
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  98. ͦ͜Ͱ

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  99. -B[Z$BDIF
    ΦϨΦϨ

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  100. ࢓૊Έ
    w ௨ৗͷΩϟογϡ&YQJSF͕௕͍Ωϟογϡ
    w ͦΕʹՃ͑ͯίϯςϯπੜ੒࣌͸ϑϥά
    w ্ه͕ͭNFNDBDIFEʹηοτ͞ΕΔ
    w ௨ৗͷΩϟογϡ͕&YQJSFͨ࣌͠ʹϑϥάʹਅ஋ΛTFU
    w ௨ৗΩϟογϡ͕ۭ͔ͭϑϥά͕ਅͷ৔߹ʹ&YQJSF͕
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    w ͦͷؒʹίϯςϯπੜ੒ɺͦͷޙΩϟογϡΛTFUɺϑ
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  101. ௨ৗΩϟογϡ͕͋Δίϯςϯπੜ੒ͯ͠ͳ͍
    ௨ৗΩϟογϡΛฦ٫
    ௨ৗΩϟογϡ͕ͳ͍ίϯςϯπੜ੒ͯ͠ͳ͍
    ϑϥάΛηοτ
    ίϯςϯπΛੜ੒
    ΩϟογϡΛηοτϑϥάΛ࡟আ
    ੜ੒ͨ͠௨ৗΩϟογϡΛฦ٫
    ௨ৗΩϟογϡ͕ͳ͍ίϯςϯπੜ੒ͯ͠Δ
    &YQJSF௕ΊͷΩϟογϡΛฦ٫

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  102. QBDLBHF#PLFUF$BDIF-B[Z$BDIF

    TVCHFU\
    NZ TFMG LFZ
    !@
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    NZGMBHTFMGDBDIFHFU LFZGMBH

    JG EBUBGMBH
    \
    TFMGTFU LFZGMBH

    EPUBTL
    TFMGTFU LFZ EBUB TFMGFYQJSF

    TFMGTFU LFZ EBUB TFMGFYQJSFTFMGMB[Z@UJNF

    TFMGEFMFUF LFZGMBH

    ^
    SFUVSOEBUB]]TFMGDBDIFHFU LFZMB[Z

    ^
    ࢀর࣮૷
    ϑϥάΛHFU
    ϑϥάΛTFUͯ͠
    ίϯςϯπੜ੒
    ௨ৗΩϟογϡ͕ۭͳΒ͹MB[ZDBDIFΛฦ٫

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  103. ݁Ռ͕Ұ໨ྎવ

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  105. ۪௚ʹॻ͍ͨΒ͏·͍ͬͨ͘
    ഉଞॲཧͱ͔ͯ͠ͳ͍͚Ͳ

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  106. View Slide

  107. ͜ͷΑ͏ʹΞϓϦʹΑͬͯ
    Ωϟογϡઓུ͸༷ʑʂ

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  108. ͦΖͦΖ·ͱΊ

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  109. Ωϟογϡઓུʹ͍ͭͯ࿩͠·ͨ͠
    w Ωϟογϡͷ໨త΍جຊతͳ࢓૊Έ
    w ൒
    ಁաΩϟογϡͷ࣮૷ͱϦεΫ
    w ΦϨΦϨ
    Ωϟογϡઓུ
    w 5IVOEFSJOH)FSE໰୊ͱͷઓ͍
    ΞϓϦέʔγϣϯʹΑͬͯઓུ͕มΘͬͯ͘Δ

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  110. օ͞ΜͳΓͷઓུͰ
    ΩϟογϡΛ࢖ͬͯԼ͍͞

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