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5෼ͰΘ͔ΔSLO @bmf_san

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Who am Iʁ • Kenta Takeuchi • @bmf_san • bmf-san • https://bmf-tech.com/

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SLOͱ͸ͳʹ͔ • ʮ৴པੑͷ໨ඪ஋ʯͷ͜ͱ

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৴པੑ͕ߴ͍ • ATM • ͍ͭͰ΋͓ۚΛग़͠ೖΕͰ͖Δ • 5ඵҎ಺ʹೖग़ۚखଓ͖͕׬ྃ͢Δ • ૹۚʹࣦഊ͠ͳ͍

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৴པੑ͕௿͍ • ATM • 3೔ʹҰճ͔͠·ͱ΋ʹ࢖͑ͳ͍ • ೖग़ۚखଓ͖ʹ30෼͔͔Δ • 2ճʹ1ճ͸ૹۚʹࣦഊ͢Δ

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৴པੑͱ͸ • ʮϢʔβʔ͕ٻΊ͍ͯΔಈ࡞ΛγεςϜ͕ ࣮ߦ͍ͯ͠Δ͜ͱʯ • →Ϣʔβʔͷظ଴ʹԠ͑ΒΕ͍ͯΔ͔Ͳ͏ ͔

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৴པੑ͸Մ༻ੑʁ • Մ༻ੑ͚͕ͩ৴པੑͰ͸ͳ͍ʂ

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ATMͷ৴པੑ • ͍ͭͰ΋͓ۚΛग़͠ೖΕͰ͖Δ • →Մ༻ੑ • 5ඵҎ಺ʹೖग़ۚखଓ͖͕׬ྃ͢Δ • →ϨΠςϯγʔ • ૹۚʹࣦഊ͠ͳ͍ • →ΤϥʔϨʔτ

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ATMͷSLO • ͍ͭͰ΋͓ۚΛग़͠ೖΕͰ͖Δ • 99.99%ͷՄ༻ੑΛ໨ඪͱ͢Δ • ݄ؒ4.38෼ఔ౓ར༻Ͱ͖ͳ͍

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ATMͷSLO • 5ඵҎ಺ʹೖग़ۚखଓ͖͕׬ྃ͢Δ • ೖग़ۚॲཧͷϨΠςϯγʔ͕5ඵҎ಺ Λ໨ඪͱ͢Δ

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ATMͷSLO • ૹۚʹࣦഊ͠ͳ͍ • ΤϥʔϨʔτ͕1%ҎԼΛ໨ඪͱ͢Δ • ࣦഊͯ͠΋૊໭͠Ͱ͖Δ • ϑΣΠϧηʔϑ

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৴པੑ100%ͷATM • 24࣌ؒ365೔͍ͭͰ΋͓ۚΛग़͠ೖΕͰ ͖Δ • શͯͷೖग़ۚखଓ͖͕5ඵҎ಺ʹ׬ྃ͢ Δ • ઈରʹૹۚʹࣦഊ͠ͳ͍

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৴པੑ100%Λ໨ࢦ͢ʁ • 100%ͷ৴པੑ͸ෆՄೳ • ৴པੑʹ͸ίετ͕͔͔Δ

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৴པੑͱͷ޲͖߹͍ํ • Ϣʔβʔ͕ඞཁͱ͢Δఔ౓͸ͲΕ͘Β͍ ͔ʁΛߟ͑Δ • ௿͗ͣ͢ߴ͗ͣ͢ͷ৴པੑ • ίετύϑΥʔϚϯεΛ࠷େԽ͢ΔΑ ͏ʹ

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ద੾ͳSLO͕΋ͨΒ͢΋ͷ • ϢʔβʔͷෆຬΛະવʹܰݮ • Ϣʔβʔͷظ଴ʹա৒ʹԠ͑Δ͜ͱʢ㲈ա৒౤ ࢿʣΛ๷͙ • Ϣʔβʔͷظ଴Λվળ͢΂͖͔ͷ൑அ࣠ • ػೳ։ൃ͕৴པੑʹ༩͑ΔӨڹΛݕ஌Ͱ͖Δ • ৴པੑ௿Լ͕Ϗδωεʹ༩͑ΔӨڹΛݕ஌Ͱ͖Δ

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SLO͸୯ͳΔσʔλ • ࢦ਑Ͱ͋ͬͯɺߦಈΛม͑ΔͨΊͷσʔ λ • SLO͕Կ͔Λྑ͘͢ΔͷͰ͸ͳ͘ɺ SLOΛݩʹԿ͔Λྑ͘͢Δ͜ͱΛߟ͑ Δ

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·ͱΊ • SLO͸৴པੑͷ໨ඪ஋ • ৴པੑͱ͸ɺϢʔβʔͷظ଴ʹԠ͑ΒΕ ͍ͯΔ͔Ͳ͏͔ͷਫ४ • SLO͸૊৫΍ϓϩμΫτΛվળ͍ͯ͘͠ ͨΊͷࢦ਑ͷҰͭ

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SLOʹ͍ͭͯ΋ͬͱ஌Δ https://www.oreilly.co.jp/books/9784814400348/ΑΓը૾Ҿ༻ • ख୹ʹ஌Γ͍ͨͳΒ1ষʙ7ষลΓΛʂ • ಋೖɾӡ༻ʹ͍ͭͯ΋ཧղΛਂΊ͍ͨ ͳΒ13ষʙ16ষ΋ʂ

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"QQFOEJY

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৴པੑ޻ֶ • γεςϜ޻ֶͷ1෼໺ • γεςϜͷ৴པੑΛ෼ੳ͢Δ޻ֶ • ނোͱ͍͏”඼࣭”Λѻ͏

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ISO9126 • ιϑτ΢ΣΞ඼࣭ͷධՁʹؔ͢Δࠃࡍن ֨ • ৴པੑͱ͸ʮࢦఆ͞Εͨ৚݅ԼͰར༻͢ Δͱ͖ɺࢦఆ͞Εͨୡ੒ਫ४Λҡ࣋͢Δ ιϑτ΢ΣΞ੡඼ͷೳྗʯ

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ࢀߟ • SLOαʔϏεϨϕϧ໨ඪ ―SLIɺSLOɺΤϥʔόδΣοτಋೖ ͷ࣮ફΨΠυ • https://www.oreilly.co.jp/books/9784814400348/ • 6 ষ ιϑτ΢ΣΞͷ৴པੑ • https://www.ieice-hbkb.org/ fi les/01/01gun_12hen_06.pdf • ISO/IEC 9126 • https://ja.wikipedia.org/wiki/ISO/IEC_9126

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͓ΘΓ