サーバーレスを採用すべき100の理由（1つしか話さないよ）

by Kouta Ozaki

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ཧ༝ ᶃ εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 3 ChatworkͰى͖ͨো֐ͷ࿩

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 4

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 5

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 6

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 7

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 8

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 9 ʊਓਓਓਓਓਓਓਓਓʊ ʼɹαʔϏεμ΢ϯɹʻ ʉY^Y^Y^Y^Y^Y^Y^Y^Y^ʉ

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 10 Կ͕໰୊ͩͬͨͷ͔

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 11 Ϧιʔε͕ރׇ͢Δ଎౓ > ϦιʔεΛ֬อ͢Δ଎౓

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 12 ਖ਼ৗ࣌ʹ100rpsɺ100ms (AVG)Λظ଴͢Δέʔε • 10 process / sec ͷϦιʔε͕ඞཁ • ҟৗέʔεͰ1000ms (AVG)ʹͳΔͱ100 process / secͷϦιʔε͕ඞཁ • 10 processͷ··ͩͱ1ඵܦա͢Δຖʹ90 request͕ཷ·͍ͬͯ͘ڪා

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 13 εέʔϧ଎౓ΛͲΕ͚ͩૣ͘Ͱ͖Δ͔ ࣄલʹόοϑΝΛͲΕ͚ͩऔΔ͔ͷ໰୊

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 14 • ݪଇͱͯ͠N secҎ಺ʹϨεϙϯεΛඞͣฦ͞ͳ͚Ε͹͍͚ͳ͍ • Ϣʔβʔσʔλͷྔʹґଘ͠ͳ͍ • όοΫΤϯυʢDB΍MSͳͲʣͷঢ়ଶʹґଘ͠ͳ͍ • ద੾ͳλΠϜΞ΢τઃఆ • αʔΩοτϒϨʔΧʔͷಋೖ • ͜ͷN secͱ࣮ଌͷฏۉ஋ͷM secΛ΋ͱʹඞཁͳεέʔϧ଎౓ͱόοϑΝ Λࢉग़͢Δ

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 15 ʊਓਓਓਓਓਓʊ ʼɹ໘౗ष͍ɹʻ ʉY^Y^Y^Y^Y^Y^ʉ

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 16 ͦ͏ͩLambdaΛ࢖͓͏

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 17 • Lambda͸1 Request - 1 Function • ಉ࣌ʹॲཧ͢ΔRequest͕૿͑ΔFunction͕εέʔϧ • ίʔϧυελʔτ࣍ୈ͕ͩඵͰεέʔϧՄೳ • ༨෼ͳόοϑΝΛ࣋ͭඞཁ͕ͳ͍ͨΊίετతʹ΋༏͍͠

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 18

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 19 ʊਓਓਓਓਓਓਓਓਓʊ ʼɹΫϥ΢υഁ࢈ɹʻ ʉY^Y^Y^Y^Y^Y^Y^Y^Y^ʉ

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 20 Lambda͔ͩΒͱա৴͸ͯ͠͸͍͚ͳ͍

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εέʔϥϏϦςΟʹΑΔ଱ো֐ੑͷ޲্ 21 ChatworkͰ͸OGPදࣔػೳͳͲͰLambdaΛར༻͍ͯ͠Δ  OGPऔಘͷϨΠςϯγ͕ෆ໌Ͱ͋Γɺࣄલܭଌ͕೉͍͠ྖҬʹͳΔ

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