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ୈ13ষɹΫϥ΢υͰͷ MySQL

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Agenda 4 Ϋϥ΢υͷϝϦοτɺσϝϦοτ 4 Ϋϥ΢υͷ໎৴ 4 ܦࡁੑ 4 4ͭͷجຊϦιʔε͔ΒݟͨɺΫϥ΢υͰͷMySQL ͷύϑΥʔϚϯε 4 MySQL DBaaS 4 ·ͱΊ

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Agenda 4 Ϋϥ΢υͷϝϦοτɺσϝϦοτ 4 Ϋϥ΢υͷ໎৴ 4 ܦࡁੑ 4 4ͭͷجຊϦιʔε͔ΒݟͨɺΫϥ΢υͰͷMySQL ͷύϑΥʔϚϯε 4 MySQL DBaaS 4 ·ͱΊ

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Ϋϥ΢υͷϝϦοτɺσϝϦοτ

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ϝϦοτ 4 HWͷ֎෦ௐୡ΍ɺ؅ཧͷඞཁ͕Ұ੾ແ͠ 4 ӡ༻ίετ࡟ݮ(ैྔ੍) 4 ιϦϡʔγϣϯͷ੒௕଎౓͕଎͍ͷͰɺࢢ৔Ձ஋΋্͕ Γɺ͕࣌ؒܦͭʹͭΕྑ͍΋ͷΛ͞Βʹ௿ίετͰར༻Ͱ ͖ΔΑ͏ʹͳΔɻ 4 ϓϩϏδϣχϯά͕؆୯(ෆཁʹͳͬͨΒɺϘλϯҰͭͰղ ܾ)

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σϝϦοτ 4 ΩϟύγςΟϓϥϯχϯά͕೉͍͠ (Ϧιʔε͸ڞ༗͞ΕΔͷͰɺऔಘͨ͠Ϧιʔε͕࣮ࡍʹࢧ ෷͍ͬͯΔ෼Λ௒ա͢Δ͜ͱ͕͋Δ) 4 ΩϟύγςΟ΍Մ༹ੑʹؔ͢Δอূ͸ͳ͍ 4 τϥϒϧγϡʔςΟϯά͕೉͍͠ (࣮ࡍͷϋʔυͷϦιʔεΛܭଌ͢Δ͜ͱ͕Ͱ͖ͳ͍)

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Agenda 4 Ϋϥ΢υͷϝϦοτɺσϝϦοτ 4 Ϋϥ΢υͷ໎৴ 4 ܦࡁੑ 4 4ͭͷجຊϦιʔε͔ΒݟͨɺΫϥ΢υͰͷMySQL ͷύϑΥʔϚϯε 4 MySQL DBaaS 4 ·ͱΊ

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Ϋϥ΢υͷ໎৴

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ຊ࣭తʹεέʔϥϏϦςΟ͕ߴ͍ 4 ͜Ε͸ɺCDP(Cloud Design Pattern)ʹΑΔɻ Ϋϥ΢υ͔ͩΒͱ͍ͬͯɺԿ΋͠ͳͯ͘΋εέʔϥϒϧͳ Θ͚͕ͳ͍͠ɺϦιʔεΛબ୒ͯࣗ͠ಈతʹεέʔϥϒϧ ʹͳΔΘ͚Ͱ΋ͳ͍ɻ ڧ͍ͯݴ͑͹ɺϦιʔεΛඞཁʹԠͯ͡औಘͰ͖Δ͜ͱ͸ εέʔϥϏϦςΟͷ̍ͭͱݴͬͯ΋ྑ͍ʢ͋͘·Ͱ̍ͭͷ ଆ໘ʣ

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ΞοϓλΠϜΛࣗಈతʹվળ͢Δɺ͋Δ ͍͸ͦΕΛอূ͢Δ 4 ࣮͸ɺઐ༻ͷΠϯϑϥετϥΫνϟΑΓ΋μ΢ϯͨ͠Γػ ೳఀࢭͨ͠Γ͢ΔՄೳੑ͕ߴ͍ɻ

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ʮʙΛఏڙ͢Δͷ͸Ϋϥ΢υ͚ͩʯͱ͍ ͏ᨳ͍จ۟ 4 ࣮ࡍɺΫϥ΢υͷ༗ແʹؔ܎ͳ͘खʹೖΕΔ͜ͱ͕Ͱ͖Δ ʢӕ͖ͭʣ

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Ϋϥ΢υ͸ಛޮༀ 4 ͸͍ɺҧ͍·͢w (ͦ΋ͦ΋࣮ࡍʹݴ͍ͬͯΔਓΛݟͨࣄ͕ແ͍)

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Agenda 4 Ϋϥ΢υͷϝϦοτɺσϝϦοτ 4 Ϋϥ΢υͷ໎৴ 4 ܦࡁੑ 4 4ͭͷجຊϦιʔε͔ΒݟͨɺΫϥ΢υͰͷMySQL ͷύϑΥʔϚϯε 4 MySQL DBaaS 4 ·ͱΊ

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ܦࡁੑ

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ͳΜ͔͗ͬ͠Γॻ͍ͯ͋Γ·͕͢ɺ ͬ͘͟Γ·ͱΊΔͱ...

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4 Ϋϥ΢υͷԸܙΛड͚͍ͯΔ୅දྫ͸ɺήʔϜΞϓϦʹܞ ΘΔ։ൃऀ΍ɺϞόΠϧΞϓϦ։ൃऀ 4 ΞϓϦέʔγϣϯΛɺ୹͍ϥΠϑαΠΫϧͰߏங͠ɺ͙͢ ϦϦʔε͍ͨ͠৔߹͸࠷ద 4 εέʔϦϯάͷن໛ͱ଎͞ʹࢿຊ͕ରԠ͖͠Εͳ͘ͳΔϦ εΫΛճආͰ͖Δ 4 Ϋϥ΢υϗεςΟϯά͸ɺ௕ظతʹݟΔͱɺߴͭ͘͘͜ͱ ͕͋Δ

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Agenda 4 Ϋϥ΢υͷϝϦοτɺσϝϦοτ 4 Ϋϥ΢υͷ໎৴ 4 ܦࡁੑ 4 4ͭͷجຊϦιʔε͔ΒݟͨɺΫϥ΢υͰͷMySQL ͷύϑΥʔϚϯε 4 MySQL DBaaS 4 ·ͱΊ

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4ͭͷجຊϦιʔε͔ΒݟͨɺΫϥ΢υͰͷ MySQLͷύϑΥʔϚϯε

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MySQLΛಈ࡞ͤ͞ΔͨΊʹඞཁͳ جຊϦιʔε͸,,,

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CPU ϝϞϦ I/O ωοτϫʔΫ

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Ϋϥ΢υͱ෺ཧαʔόͷൺֱ

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CPU 4 CPUͷ਺͕গͳ͘ɺ௿଎Ͱ͋Δ(࠷େͰɺίΞ8ͭ) 4 ίϞσΟςΟαʔόʹ͸਺ेݸͷCPUίΞ͕౥ࡌ͞Ε͍ͯ Δ

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ϝϞϦ 4 Ϧιʔεྔ͸ଟ͍͕ɺ࠷େϝϞϦαΠζ͕ݶΒΕ͍ͯΔ (68.4GB) (ίϞςΟςΟͩͱ512GB ~ 1TB) ※ɹࠓ͸ɺi2΍r3͕͋Δ͔Β΋ͬͱଟ͍(AWS)

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I/O 4 εϧʔϓοτɺ஗ԆɺҰ؏ੑͷ໘ͰI/OύϑΥʔϚϯε͕ݶ ΒΕ͍ͯΔ 4 ༧ଌෆೳͳ͜ͱ͕͋Δ (෺ཧαʔό͸ɺԿഒ΋ߴ଎)

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ωοτϫʔΫ 4 ڞ༗ϦιʔεͳͷͰɺύϑΥʔϚϯε͸มԽ͠΍͍͑͢ 4 ௨ৗ͸ɺద౓ͳύϑΥʔϚϯεΛҡ࣋͢Δ

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͋Εʁ

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̐ͭͷ͏ͪɺ̏ͭ΋ྼ͍ͬͯΔ...

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Ϋϥ΢υͷجຊϦιʔε 4 CPUɺϝϞϦɺI/Oͷ̏ͭͷϦιʔε͸ɺ͋Δఔ౓੍ݶ͕͋ ΔͬΆ͍ 4 શମతʹݟͯɺϦιʔε͸ϋʔυ΢ΣΞʹൺ΂Δͱɺߴੑ ೳͰ͸ͳ͍ ※ɹAWSͷΈΛൺֱ͍ͯ͠ΔͷͰɺ͋·ΓࢀߟʹͳΒͳ͍ɻ͔ ͳΓιϦϡʔγϣϯ΋มΘ͍ͬͯΔͷͰҰ֓ʹྼ͍ͬͯΔͱ͸ ݴ͍೉͍(ϕΞϝλϧͱ͔͋Δ͠ɺࠃ಺ϕϯμʔ΋ؤுͬͯΔ)

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͜ΕΒΛ౿·্͑ͨͰɺύϑΥʔϚϯεݕ ূ

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ྫ͑͹... Q. Ϋϥ΢υͰϗεςΟϯά͍ͯ͠ΔMySQLͱɺಉ͡Α͏ͳα Πζͷ෺ཧϋʔυ΢ΣΞΛ࢖༻ͨ͠৔߹Λൺֱ͢Δͱɺύ ϑΥʔϚϯε݁Ռ͸Ͳ͏ͳΔʁ

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εϖοΫ 4 ෺ཧαʔό 8جͷCPUίΞɺ16GBͷϝϞϦɺதఔ౓ͷRAIDΞϨΠΛ ౥ࡌ ɹ 4 EC2(AWS) 8جͷEC2ίϯϐϡʔτϢχοτɺ15GBͷϝϞϦɺ͍ͭ͘ ͔ͷEBS(Elastic Block Store)Λ౥ࡌ

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ྫ͑͹... Q. Ϋϥ΢υͰϗεςΟϯά͍ͯ͠ΔMySQLͱɺಉ͡Α͏ͳα Πζͷ෺ཧϋʔυ΢ΣΞΛ࢖༻ͨ͠৔߹Λൺֱ͢Δͱɺύ ϑΥʔϚϯε݁Ռ͸Ͳ͏ͳΔʁ ɹ A. ಉఔ౓ͷύϑΥʔϚϯε͕ಘΒΕΔؾ͕͢Δ...

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ݱ࣮ 4 ಉ͡଎͞Ͱ࣮ߦͰ͖Δͱ͸ݶΒͳ͍ 4 EC2ΠϯελϯεͷύϑΥʔϚϯε͸ɺ෺ཧαʔόͱൺ ΂Δͱ҆ఆ͍ͯ͠ͳ͍ 4 ଞͷΠϯελϯεͱϦιʔεΛڞ༗͍ͯ͠Δ

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ͭ·Γɺมಈతͳੑ࣭

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େ໰୊

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Կ͕ʁʢ1/2ʣ MySQLɺಛʹInnoDB͸ɺύϑΥʔϚϯεͷ͹Β͖ͭ(I/Oύ ϑΥʔϚϯε͕มԽ͠қ͍)Λ޷·ͳ͍ɻI/Oॲཧ͸ɺαʔό಺ ͰmutexϩοΫ(ഉଞ੍ޚػߏ)Λऔಘ͢ΔՄೳੑ͕͋Δɻ͜Ε ͕௕Ҿ͘ͱɺौ଺͕ى͖ͯଟ͘ͷϓϩηεཱ͕ͪԟੜ͠ɺΫΤ Ϧͷ࣮ߦʹෆࣗવͳ΄Ͳ͕͔͔࣌ؒΔΑ͏ʹͳΔɻ (ThreadsrunningɺThreadsconnectedͱ͍ͬͨঢ়ଶม਺ͷ ஋͕௓Ͷ্͕Δ)

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Կ͕ʁʢ2/2ʣ ଴ͪߦྻͷ௕͞ʹ΋Өڹ͢ΔɻԠ౴࣌ؒ΍౸ணײ֮ʹ͹Β͖ͭ ͕͋Ε͹ɺ౰વɺ଴ͪߦྻ΋௕͘ͳΔɻϦιʔεͷύϑΥʔϚ ϯε͕มಈతͰ͋Ε͹͋Δ΄ͲɺϦΫΤετͷॏෳ͕සൃ͠ɺ ଴ͪߦྻʹฒͿػձ͕૿͑Δɻ ݁Ռͱͯ͠ɺ΄ͱΜͲͷΫϥ΢υίϯϐϡʔςΟϯάϓϥοτ ϑΥʔϜͰɺߴ͍ฒߦੑ΍҆ఆͨ͠୹͍Ԡ౴࣌ؒͷୡ੒͕΍΍ ࠔ೉ʹͳΔɻ

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΋͏੒͢ज़͸ͳ͍ͷ͔ʁ

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CPUͷ੍ݶʹؔͯ͠͸ɺͰ ͖Δ͜ͱ͸ͦΕ΄Ͳͳ͍ɻ

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Ͱ΋ɺI/O͸ผ

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I/OύϑΥʔϚϯε޲্ͷͨΊͷղܾํ๏ ʢ1/4ʣ I/Oʹ͸ɺشൃੑϝϞϦʢRAMʣͱӬଓϝϞϦ(σΟεΫɺ EBS)ͷͲͪΒΛར༻ͯ͠΋ߏΘͳ͍ɻ͜ͷͨΊɺγεςϜʹ ϝϞϦ͕ͲΕ͚ͩ౥ࡌ͞Ε͍ͯΔ͔ʹࠨӈ͞ΕΔՄೳੑ͕͋ Δɻे෼ͳϝϞϦ͕౥ࡌ͞Ε͍ͯΕ͹ɺಡΈऔΓΩϟογϡͰ ॲཧͰ͖ΔΑ͏ʹͳΔͨΊɺಡΈऔΓͱॻ͖ࠐΈʹඞཁͱͳΔ I/OΛ࡟ݮͰ͖Δɻ

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I/OύϑΥʔϚϯε޲্ͷͨΊͷղܾํ๏ ʢ2/4ʣ RAIDΛ࢖ͬͯEBSϘϦϡʔϜΛετϥΠϐϯά/ϛϥʔϦϯ ά͢Ε͹ɺ͋ΔϙΠϯτ·Ͱ͸ɺI/OύϑΥʔϚϯεΛվળͰ ͖Δɻ ※͔͠͠ɺEBSϘϦϡʔϜΛ௥Ճ͢ΔͱɺԿ͔ͷ͸ͣΈͰ͍ͣ Ε͔ͷϘϦϡʔϜͷύϑΥʔϚϯε͕ࠅ͘௿Լ͢ΔՄೳੑ͕ٯ ʹߴ͘ͳΔɻ

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I/OύϑΥʔϚϯε޲্ͷͨΊͷղܾํ๏ ʢ3/4ʣ σʔλϕʔεͷ࿦ཧઃܭͱ෺ཧઃܭ(εΩʔϚͱΠϯσοΫε) Λ৻ॏʹߦ͏Α͏ʹ͢Ε͹ɺΞϓϦέʔγϣϯ΍ΫΤϦͷ࠷ద Խͱಉ͡Α͏ʹɺI/Oͷ࡟ݮ͕ظ଴Ͱ͖Δɻ͜ΕΒ͸ɺI/OΛ࡟ ݮͰ͖ΔͨΊʹద༻Ͱ͖Δ࠷΋ޮՌతͳखஈɻ ૠೖΛଟ༻͢ΔΑ͏ͳϫʔΫϩʔυͰ͸ɺύʔςΟγϣϯΛ্ ख͘࢖ͬͯɺI/OΛ̍ͭͷύʔςΟγϣϯʹूதͤ͞ΔΑ͏ʹ ͢ΔͱޮՌత͔΋͠Εͳ͍ɻ

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I/OύϑΥʔϚϯε޲্ͷͨΊͷղܾํ๏ ʢ4/4ʣ MySQLαʔόιϑτ΢ΣΞΛΞοϓάϨʔυ͢Δɻ

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૯ධ 4 Ϋϥ΢υͷجຊϦιʔε͸ɺ෺ཧαʔόʹൺ΂Δͱɺ΍͸ ΓߴੑೳͰ͸ͳ͍ ʢωοτϫʔΫ͸ྫ֎ʣ 4 Ϋϥ΢υͷϦιʔε͸มಈతͳੑ࣭ͳͷͰɺ΍΍໰୊఺͕ ଟ͍ 4 I/O͸޻෉࣍ୈͰɺύϑΥʔϚϯε޲্͕Ͱ͖Δ

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Agenda 4 Ϋϥ΢υͷϝϦοτɺσϝϦοτ 4 Ϋϥ΢υͷ໎৴ 4 ܦࡁੑ 4 4ͭͷجຊϦιʔε͔ΒݟͨɺΫϥ΢υͰͷMySQL ͷύϑΥʔϚϯε 4 MySQL DBaaS 4 ·ͱΊ

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MySQL DBaaS

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DBaaSͱ͸ʁ Ϋϥ΢υͰϗεςΟϯά͍ͯ͠ΔαʔόʹMySQLΛΠϯε τʔϧ͢Δํ๏Ҏ֎ʹ΋ɺMySQLΛΫϥ΢υͰ࢖༻͢Δํ๏ ͕͋Γ·͢ɻ ͭ·Γɺσʔλϕʔε͍ͨ͠ΛϦιʔεͱͯ͠ఏڙ͢Δͱ͍͏ ͜ͱͰ͢ɻ ͦΕ͕ɺDBaaS(Database as a Service)

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ͭ·ΓɺΫϥ΢υͰDBΛऔಘ͠ɺ αʔϏεΛ࣮ࡍʹ࣮ߦ͢Δ࡞ۀ͸೚ ͤΔ͜ͱ͕Ͱ͖Δ

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Amazon RDS 4 ݱஈ֊Ͱ࢖༻͍ͯ͠ΔMySQLαʔ όͱ΄΅มΘΒͳ͍ 4 γεςϜ؅ཧ͸શͯAmazon͕୅ ߦͯ͘͠ΕΔ 4 ಛݖͷ੍໿͕͍͔ͭ͋͘ΔɹʢϨ ϓϦέʔγϣϯؔ࿈ͷૢ࡞͸Ұ੾ ࣮ߦͰ͖ͳ͍etc…ʣ

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ϝϦοτ 4 σʔλϕʔε؅ཧ࡞ۀͷେ൒ΛAmazonʹؙ౤͛Ͱ͖Δɻ ʢϨϓϦͱ͔΋શͯ୅ߦʣ 4 RDSͷ΄͏͕ଞͷํ๏ΑΓ΋ίετ͕͔͔Βͳ͍͜ͱ͕͋ Δɻ ※අ༻ߏ଄΍ɺਓతࢿݯʹΑͬͯ͸…(CDP͕͓Ζ͔ͦͩ ͱɺඅ༻ରޮՌ͸๬Ίͳ͍) 4 ݖݶͷ੍ݶͳͲͰɺώϡʔϚϯΤϥʔΛ๷͍Ͱ͘ΕΔ

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σϝϦοτ 4 ͦ΋ͦ΋αʔόʹΞΫηεͰ͖ͳ͍ ʢI/OͷԠ౴࣌ؒͳͲͷɺϦιʔεͷڍಈΛܭଌͰ͖ͳ͍ʣ 4 ׬શͳεϩʔΫΤϦϩάϑΝΠϧΛऔಘͰ͖ͳ͍ʢࠅ͍ʣ 4 PerconaͷΑ͏ͳύϑΥʔϚϯεڧԽػೳ͸ɺଘࡏ͠ͳ͍ ʢΠέͯͳ͍ʣ 4 ࣗ෼ͨͪͰղܾͰ͖ΔΑ͏ͳ໰୊Ͱ΋ɺશͯAmazonʹґ པ͠ͳ͚Ε͹ͳΒͳ͍ʢࣃᙱ͍ʣ

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͏ʔΜ…

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૯ධ 4 ύϑΥʔϚϯεʹؔͯ͠͸ɺਖ਼௚ඍົɻ ίετ͔Βݟͯ΋ɺϦιʔε؂ࢹ΋CloudWatchͱ͍͏ผ αʔϏεͷར༻͕ٻΊΒΕΔͷͰɺඅ༻͕༨ܭʹ͔͔Δɻ ͲͪΒ͔ͱ͍͏ͱɺϏδωεχʔζʹج͍ͮͯRDSΛ࢖༻ ͢Δ͔൱͔Λ൑அ͢Δͷ͕ಘࡦɻ ύϑΥʔϚϯε͕Ͳ͏ͯ͠΋ඞཁͳ৔߹͸ɺܿ͘AWSΫϥ΢ υΛఘΊ·͠ΐ͏ʂ

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Cloud SQL 4 Google͕ఏڙ͍ͯ͠ΔɺϑϧϚ ωʔδυͷMySQLσʔλϕʔε 4 ෳ਺ͷκʔϯͰͷಉظɾඇಉظϨ ϓϦέʔγϣϯՄೳ 4 ಛݖͷ੍໿͕͍͔ͭ͋͘Δ ʢϑΝΠϧૢ࡞ܥͷؔ਺(LOAD DATA INFILEͱ͔)͸࣮ߦͰ͖ͳ ͍etc…ʣ

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ϝϦοτ 4 σʔλͷ҉߸ԽʹΑΔ҆શੑͷ޲্ 4 ॊೈͳྉۚମܥ 4 JDBCͱDBΞΫηεAPIΛαϙʔτ

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σϝϦοτ 4 ݸʑͷΠϯελϯε͸500GB·Ͱ 4 GAE(Google App Engine)͋Γ͖ͷσʔλϕʔε 4 ରԠݴޠ͕গͳ͍ 4 ଞͷαʔϏε΁ͷҠ২͕ࠔ೉

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૯ධ 4 RDSͱൺֱ͢Δͱɺ͔ͳΓෑډ͕ߴ͍ɻ ɹ(ಋೖ͢Δʹ͸ɺ։ൃ؀ڥͳͲͰ༷ʑͳ໰୊͕ൃੜ͢Δ) 4 ύϑΥʔϚϯε͸ະ஌਺ɹɹ 4 ྉۚମܥ͸ɺCloud SQLͷ΄͏͕ॊೈͳؾ͕͢Δ

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Agenda 4 Ϋϥ΢υͷϝϦοτɺσϝϦοτ 4 Ϋϥ΢υͷ໎৴ 4 ܦࡁੑ 4 4ͭͷجຊϦιʔε͔ΒݟͨɺΫϥ΢υͰͷMySQL ͷύϑΥʔϚϯε 4 MySQL DBaaS 4 ·ͱΊ

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·ͱΊ

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4 Ϋϥ΢υ͸ຐ๏Ͱ͸ͳ͍ɻ (ԿͰ΋Ͱ͖Δ͠ɺສೳͱ͍͏͜ͱͰ͸ͳ͍) 4 Կ΋ߟ͑ͣΉ΍Έʹ࢖༻͢ΔͱɺಛޮༀͲ͜Ζ͔ಟʹͳ Δɻ (༻๏ɺ༻ྔΛकͬͯਖ਼͓͘͠࢖͍͍ͩ͘͞) 4 ͱ͸͍͑ɺೖ೦ͳઃܭɺద੾ͳઃఆΛ΋ͬͯ͢Ε͹ԸܙΛ त͔Δ͜ͱ͕Ͱ͖Δɻ 4 ύϑΥʔϚϯε < Ϗδωεχʔζ

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࠷ޙʹ

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Ϋϥ΢υͷྑ͞͸ɺ Agility(ػහੑ)

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SlideShere http://www.slideshare.net/kuronuko/ cloudmysql

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͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝ ·ͨ͠