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コンポーネント間の関係性と、時刻情報を持つログを用いた異常箇所特定手法の検討 / Web System Architecture #5

コンポーネント間の関係性と、時刻情報を持つログを用いた異常箇所特定手法の検討 / Web System Architecture #5

Ken’ichiro Oyama

September 28, 2019
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  1. খࢁ݈Ұ࿠(.01FQBCP *OD
    ୈճ8FC4ZTUFN"SDIJUFDUVSFݚڀձ
    ίϯϙʔωϯτؒͷؔ܎ੑͱɺ
    ࣌ࠁ৘ใΛ࣋ͭϩάΛ༻͍ͨ
    ҟৗՕॴಛఆख๏ͷݕ౼


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  2. ϓϦϯγύϧΤϯδχΞ
    খࢁ݈Ұ࿠!L-P8
    ϗεςΟϯάࣄۀ෦ϗεςΟϯάάϧʔϓϚωʔδυΫϥ΢υνʔϜ
    IUUQTHJUIVCDPNL-P8


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  3. ΞδΣϯμ
    w͸͡Ίʹ
    wલճൃදͷධՁ
    wݱࡏݕ౼͍ͯ͠Δख๏ʢΞΠσΞʣ
    w༧උௐࠪ
    w·ͱΊ

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  4. ͸͡Ίʹ
    w ϩάΛग़ྗอଘ͠ɺͦͯ͠நग़͠׆༻͢Δ͜ͱ͸8FCγεςϜΛӡ༻͢Δʹ͋ͨͬͯҰൠ
    తʹߦΘΕ͍ͯΔ
    w αʔϏε΍αʔϏεΛߏ੒͢ΔΞʔΩςΫνϟͷෳࡶԽʹ൐͍ɺͦΕͧΕͷίϯϙʔωϯ
    τ͕ग़ྗͨ͠ϩάΛɺͦΕͧΕ୯ಠͷϩά༻͍ͯͷαʔϏεͷঢ়ଶΛ೺Ѳ͢Δ͜ͱ͕ࠔ೉
    w αʔϏεʹো֐͕ൃੜͨ͠ࡍʹɺαʔϏεΛߏ੒͢Δίϯϙʔωϯτ܈͔ΒҟৗՕॴͷಛ
    ఆ͠ɺ͔ͭͦͷϩάΛ֬ೝ͍ͨ͠
    w ·ͣ͸ࣄޙௐࠪ࣌Ͱͷಛఆޮ཰Խ͍ͨ͠ɻকདྷతʹ͸ϦΞϧλΠϜ΋໨ࢦ͍ͨ͠ɻ
    w ͦͷͨΊͷख๏Λݟ͚͍ͭͨʢٕܳͷίʔυʹΑΔϘτϜΞοϓʣ

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  5. ൃදऀͷϞνϕʔγϣϯ
    w ൃදऀ͸ϩϦϙοϓʂϚωʔδυΫϥ΢υͷΤϯδχΞ
    w )551ϦΫΤετ͕༷ʑͳίϯϙʔωϯτΛ఻ൖ͠ɺͦͷ݁Ռίϯςφ͕ىಈͯ͠ϦΫΤ
    ετΛॲཧ͢ΔΞʔΩςΫνϟ
    w ίϯςφ಺ͰϢʔβͷ8FCΞϓϦέʔγϣϯ͕ಈ͍͍ͯΔ
    w ෆ۩߹ൃੜ࣌ʹɺ্هͷΑ͏ͳ؀ڥʹ͓͍ͯͷݪҼಛఆΛૣΊ͍ͨ

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  6. લճൃදͷධՁ
    w ୈճ8FC4ZTUFN"SDIJUFDUVSFݚڀձʮαʔϏε΍ΞʔΩςΫνϟΛߟྀͨ͠ύεߏ଄Λ༻͍ͨϩάอଘʹ͍ͭ
    ͯʯ
    w ௨৴୯Ґɺίϯϙʔωϯτ୯Ґʹ*%Λ෇༩͠ɺͦͷ*%܈ͱ࣌ࠁΛϩάϑΝΠϧͷύεߏ଄ʹؚΊΔɻίϯϙʔωϯτؒͷ
    ௨৴ͷϧʔτ͕ݶఆͨ͠छྨ͔͠ͳ͍৔߹ɺʮ͋Δ࣌ࠁ෇ۙͷ͋ΔϓϩδΣΫτͷௐࢠ͕͓͔͍͠ʯͱ͍͏ͱ͖ʹɺ·ͣ
    ͲͷίϯϙʔωϯτͰΠϕϯτͷ఻ൖ͕͏·͍͔͘ͳ͔͔ͬͨΛύεͷ௕͞΍ύε໊͔ΒߜΓࠐΈ͕Ͱ͖Δɻ
    w A\ϓϩδΣΫτ*%^:NE)\ϦΫΤετ࣌ࠁ^@\τϨʔε*%^@\ίϯϙʔωϯτ*%^@ʜ@\ίϯϙʔωϯτ*%^MPHA
    w )551ϦΫΤετ͚ͩͰͳ͘ɺશͯͷ௨৴ʹ*%Λ෇༩͢Δඞཁ͕͋Γɺશͯͷίϯϙʔωϯτ͕*%Λ෇༩Ͱ͖ΔΑ͏
    ͳॲཧʹมߋ͢Δʹ͸ɺ࣮૷ίετ͕ߴ͍
    w ൃදऀ͕ؔΘΔαʔϏεʹ͓͍ͯ͸ɺϢʔβ΍ϓϩδΣΫτ୯ମͷҟৗݕ஌ಛఆΑΓ΋ɺαʔϏεશମͷҟৗݕ஌ಛ
    ఆͷ΄͏͕ඞཁͰ͋Δ͜ͱ͕Θ͔ͬͨ
    w ෳ਺छྨͷϩάͷू໿ͷͨΊʹɺϩάͷอଘܗࣜΛมߋ͢Δඞཁ͸ͳ͘ɺͦΕͧΕͷϩάͷλΠϜελϯϓΛύʔε͠
    ͯऔಘ͢Δ͜ͱͰಉ࣌ܥྻ্ʹιʔτͯ͠ར༻͢Δ͜ͱ͕Մೳ
    w IUUQTHJUIVCDPNL-P8IBSWFTU

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  7. ༻ޠ
    w ίϯϙʔωϯτʜ04΍ϛυϧ΢ΣΞ΍ΞϓϦέʔγϣϯͳͲ
    w ϩάͷྲྀྔʜ୯Ґ࣌ؒ౰ͨΓͷϩάͷग़ྗߦ਺
    w ωΨςΟϒϩάʜϩάϨϕϧͰ͍͏ɺ'"5"-΍&3303΍8"3/*(ͳͲͷϩάɻ)551ε
    ςʔλεͰ͍͏ͱYY΍YYͷϩάɻ

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  8. ༻ޠίϯϙʔωϯτؒͷؔ܎
    w ͭͷϦΫΤετΛෳ਺ͷίϯϙʔωϯτͰॲཧ͢Δͱ͖ɺͦͷॲཧͷͨΊʹίϯϙʔω
    ϯτؒͰ௨৴͕ൃੜ͢Δ৔߹ɺʮίϯϙʔωϯτؒʹ௚઀ؔ܎ੑ͕͋Δʯͱ͍͏
    w ίϯϙʔωϯτ"ɺ#ɺ$ͰͭͷϦΫΤετΛॲཧ͢Δͱ͖ɺ"#ɺ#$ؒʹ௚઀ؔ܎ੑ
    ͕͋Δ৔߹ɺ"ͱ$͸ʮίϯϙʔωϯτؒʹؒ઀తʹؔ܎ੑ͕͋Δʯͱ͍͏

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  9. ݱࡏݕ౼͍ͯ͠Δख๏ʢΞΠσΞʣ
    w ୯ҰίϯϙʔωϯτͰ͸ʮϦΫΤετ਺͕૿͑ͨͷ͔ʯʮҟৗ͕ൃੜͨ͠ͷ͔ʯ൑அ͠ʹ
    ͍͘ϩάͷྲྀྔͱ͍͏ϝτϦΫεʹɺίϯϙʔωϯτؒͷؔ܎ੑͱ͍͏৘ใΛՃ͑Δ͜ͱ
    ͰɺҟৗՕॴΛಛఆͰ͖ΔͷͰ͸ͳ͍͔

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  10. ϩάͷྲྀྔʹ͍ͭͯͷԾઆ
    w ίϯϙʔωϯτ͕ਖ਼ৗͷ৔߹ɺϩάͷྲྀྔ͸ίϯϙʔωϯτͷ୯Ґ࣌ؒ͋ͨΓͷॲཧ਺ͱ
    ૬ؔؔ܎͕͋Δ͸ͣͩɻͭ·Γ୯Ґ࣌ؒ͋ͨΓͷॲཧ਺͕ϩάͷྲྀྔʹӨڹʢ૿ݮʣΛ༩
    ͑Δ͸ͣͩ
    w ୯Ґ࣌ؒ͋ͨΓͷॲཧ਺ʜྫ͑͹8FCαʔόͷϦΫΤετ਺ͳͲ
    w ͦͷίϯϙʔωϯτʹҟৗ͕ൃੜͨ͠৔߹ɺͦͷίϯϙʔωϯτ͕ग़ྗ͢Δϩάͷྲྀྔ΍
    ωΨςΟϒϩάͷྲྀྔʹӨڹʢ૿ݮʣΛ༩͑Δ͸ͣͩ
    ͭ·Γɺ୯ҰίϯϙʔωϯτͷϩάͷྲྀྔͷมԽ͚ͩΛ؍ଌͯ͠΋ϦΫΤετ਺͕૿͑ͨͷ
    ͔ҟৗ͕ൃੜͨ͠ͷ͔͸Θ͔Γʹ͍͘

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  11. ίϯϙʔωϯτؒͷϩάྲྀྔʹ͍ͭͯͷԾઆ
    w ίϯϙʔωϯτ͕ਖ਼ৗͷ৔߹ɺ௚઀ؔ܎ੑͷ͋Δίϯϙʔωϯτؒͷϩάͷྲྀྔʹ͸૬ؔ
    ؔ܎͕͋Δ͸ͣͩ
    w ௚઀ؔ܎ੑͷ͋Δίϯϙʔωϯτ"ɺ#͕͋Δͱͯ͠ɺ"ʹҟৗ͕ൃੜͨ͠ͱ͖"ͷϩάͷ
    ྲྀྔʹӨڹ͕͋Δɻ͜ͷͱ͖"ͱ#ͷ૬ؔؔ܎ʹӨڹ͕͋Δ͸ͣͩ
    ͭ·Γɺ௚઀ؔ܎ੑ͕͋Γϩάͷྲྀྔʹ૬͕ؔ͋ͬͨίϯϙʔωϯτ"#ͷϩάྲྀྔͷ૬
    ͕ؔখ͘͞ͳͬͨͱ͖ɺ"΋͘͠͸#ʹҟৗ͕ൃੜͨ͠Մೳੑ͕͋Δ

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  12. ΞΠσΞΠϝʔδ
    w "#$Ͱϩάͷྲྀྔ͕ಥൃతʹେ͖͘ͳͬͯ΋"#$ͷ૬͕ؔͦͷ··ͩͬͨΒ໰୊ͳ͠
    w "#$Ͱ"#ͷ૬͕ؔখ͘͞ͳͬͯɺ#$ͷ૬͕ؔͦͷ··ͩͬͨΒɺҟৗίϯϙʔωϯ
    τ͸"
    w "#$Ͱ"#ͷ૬ؔ΋#$ͷ૬ؔ΋খ͘͞ͳͬͨΒɺҟৗίϯϙʔωϯτ͸#
    w "#$Ͱ"#ͷ૬ؔ͸ͦͷ··Ͱɺ#$ͷ૬͕ؔখ͘͞ͳͬͨΒɺҟৗίϯϙʔωϯτ͸$
    " # $

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  13. ༧උௐࠪର৅ΞʔΩςΫνϟ

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  14. ༧උௐࠪίϯϙʔωϯτͷؔ܎ͱϩά
    w ͭͷ/(*/9ίϯϙʔωϯτʢXFCQSPYZDPNQVUFʣ͕௚઀ؔ܎ੑΛ͍࣋ͬͯΔ
    w /(*/9ίϯϙʔωϯτؒͷ௨৴͸)551ϦΫΤετ
    w ͞ΒʹXFCQSPYZDPNQVUF಺ͰOHY@NSVCZ͕ಈ͍͓ͯΓ௚઀ؔ܎ੑΛ͍࣋ͬͯΔ
    w /(*/9಺ʹ૊Έࠐ·Ε͍ͯΔͷͰ࣮࣭/(*/9
    XFCQSPYZ DPNQVUF
    OHY@NSVCZ OHY@NSVCZ
    TZTMPH TZTMPH
    IBDPOJXB

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  15. ༧උௐࠪ
    w XFCQSPYZͱDPNQVUFͷϩάΛҰఆظؒʢࠓճ͸෼ʣऔಘ͠ɺ૬͕ؔ͋Δ͔Λ֬ೝ͢
    Δ
    w XFCQSPYZ /(*/9OHY@NSVCZ
    ͱDPNQVUF /(*/9OHY@NSVCZ
    ʹ͸૬͕ؔ͋Δ
    w ϐΞιϯͷ૬ؔ܎਺͸

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  16. ༧උௐࠪ
    w ޙ൒෼ͰɺXFCQSPYZ͔ΒDPNQVUFͷยܥ΁ͷ௨৴͕Ͱ͖ͳ͔ͬͨঢ়ଶΛٖࣅతʹ࠶
    ݱ
    w ࢄ෍ਤͷ෼෍͕෼͔Ε͍ͯΔ
    w ϐΞιϯͷ૬ؔ܎਺͸

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  17. ༧උௐࠪ
    w ֤ίϯϙʔωϯτͷϩάؒͷϐΞιϯ૬ؔ܎਺Λܭଌͨ݁͠Ռ
    w TZTMPH΍IBDPOJXBMPHʢίϯςφͷՔಇϩάʣ͸ϦΫΤετॲཧͷΈͰ͸ͳ͘ఆظత΍
    ॲཧͳͲ͕ϩάͱͯ͠ͰΔͨΊ͔ɺ/(*/9ͷϩάͱͷ૬ؔ͸খ͍͞

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  18. ·ͱΊ
    w ͭͷϦΫΤετͷॲཧΛ͢Δ௚઀ؔ܎ੑͷ͋Δίϯϙʔωϯτؒͷϩάͷྲྀྔʹ͸૬͕ؔΈ
    ΒΕͨ
    w ͜ΕʹΑΓɺ૬͕ؔখ͘͞ͳͬͨ࣌ʹҟৗՕॴΛಛఆ͢Δ͜ͱ͕Ͱ͖ΔՄೳੑ͕Ͱ͖ͯͨ
    w ҰํͰTZTMPHͷΑ͏ͳఆظతͳग़ྗ͕ଟ͔ͬͨΓɺίϯςφͷՔಇϩάͷΑ͏ͳϦΫΤετ
    ॲཧͱؔ܎ͷͳ͍ϩά͕ൃੜ͢Δ΋ͷͱ͸ɺ૬͕ؔখ͘͞ͳ͍ͬͯΔ
    w TZTMPHͳͲ͸ɺίϯϙʔωϯτҟৗͷӨڹ͕൓ө͠΍͍͢ϩάͩͱߟ͍͑ͯΔͨΊɺͰ͖
    Ε͹؂ࢹର৅ʹؚΊ͍ͨ
    w ૬ؔؔ܎͕͋Δ͔Ͳ͏͔Λ֬ೝ͢Δख๏ʹ͍ͭͯͷશ͘஌ݟ͕ͳ͍ͷͰಘ͍ͨ

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