たいへーん！とつぜん大規模サイトを作ることになった！複数サーバ対応プラグインの紹介

by Takahashi Fumiki

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͍ͨ΁ʔΜʂ ͱͭͥΜେن໛αΠτΛ࡞Δ͜ͱʹͳͬͨʂ ෳ਺αʔόରԠϓϥάΠϯͷ঺հ WordBench Tokyo 2017/03 (C) Takahashi Fumiki

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୭ʁ • ߴڮจथͰ͢ɻ • খઆՈͰ͢ɻ • ഁ໓೿୅දऔక໾ • WordCamp౦ژ  ڈ೥ͷҕһ௕ • ϓϥάΠϯ࡞ऀ

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ઃఆ ϑϦʔϥϯεͱͯ͠ಠ ཱ͔ͯ͠Β೥ɻ8PSE1SFTT ͷαΠτΛ࡞Δ͓࢓ࣄ΋ ׳Ε͖ͯͨΘ

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͋Δ೔…… ͑ͬɺ͋ͷ༗໊ϝσΟ ΞαΠτ͔Βґཔʁ ΁ʔɺ8PSE1SFTTͳΜͩ ͜Ε͸νϟϯε͔΋ʂʁ

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ཁ݅ • ݄ؒPV͸3,000ສɺίϯςϯπ͸10ສ ݅΄Ͳ • αʔόΛมߋͯ͠΄͍͠ • ΞΫηε͕Ұ൪ଟ͍ͷ͸Πϕϯτ͕͋ Δ8݄ • ೖߘը໘ͷΧελϚΠζ͕͕ͬͭΓ͋ Δ

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ϐϯν Ͳ͏͠Α͏ʜʜ

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ઓུ

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େن໛αΠτͷཁ݅ • ΄ͱΜͲෛՙରࡦ͚ͩ • ϨϯλϧαʔόʔͰ࢖͍ͬͯΔ WordPressͱಉ͡Α͏ʹಈ͘ͱϕετ • ʮෛՙͷߴ͞ʯͱʮσʔλͷଟ͞ʯʹ ஫ҙ͢Ε͹େৎ෉

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ී௨ʹ࢖͑Δ΍ͭ • Image WidgetΈ͍ͨͳɺγϯϓϧͳ΋ ͷ • ΞϨόϯευΧελϜͳΜͪΌΒΈͨ ͍ͳೖߘը໘ΛΧελϚΠζ͢Δ΍ͭ

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࢖͑ͳ͍Մೳੑ͕͋Δ • Search RegexΈ͍ͨͳσʔλϕʔεʹ ର͢ΔҰׅॲཧΛߦ͏΍ͭ • Search EverythingΈ͍ͨͳݕࡧܥ ςετ؀ڥͩͱಈ͘ͷͰ஫ҙʂ

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αʔόߏ੒

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ෳ਺୆ߏ੒ • MemcachedαʔόΛཱͯͯɺObject CacheͳͲΛͦ͜ʹอଘ • Webαʔό͸ϩʔυόϥϯαʔͷ഑Լ ʹஔ͖ɺ౳Ձʹѻ͏ • NFSʹWordPressΛ·Δ͝ͱ഑ஔͯ͠ɺ ͢΂ͯͷWebαʔό͕ͦΕΛࢀর

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• DB͸ෳ਺୆ߏ੒ʹ͢Δ৔߹ɺϚελʔ- εϨʔϒܕͷΫϥελʹͳΔ • NFS͸৑௕Խ͠ͳ͍ͱSPOFʢ୯Ұো֐ ఺ʣʹͳΔͷͰ஫ҙ • CDN͸Ͱ͖Ε͹͋ͬͨ΄͏͕͍͍

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AWS͋Δ͋Δ • Elastic File System͸͍ͭ࢖͑ΔΑ͏ʹ ͳΔͷʁɹͳΒͳ͍ͷʁ • Auto Scaling͕ؒʹ߹Θͳ͍ʢεύΠΫ ͨ͠Β΋͏஗͍ʣ • సૹྔ͕ҙ֎ͱߴ͍ • CPUΫϨδοτͱ͍͏ڪΖ͍֓͠೦

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େن໛αΠτͷ ͓໾ཱͪϓϥάΠϯ

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Memcached Object Cache • Object CacheͷอଘઌΛMemcachedʹ ͯ͘͠ΕΔ • Memcachedͱͯ͠Elastic CacheΛ࢖͏ ͱḿΔ • ࣮͸υϩοϓΠϯ

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BatCache • ϖʔδΩϟογϡϓϥάΠϯ • Object CacheΛΩϟογϡͷอଘઌʹ ࢖͏ • αʔό͕Կ୆૿͑ͯ΋େৎ෉

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HyperDb • ෳ਺ͷMySQLαʔόʹରͯ͠ɺͲΕ͕ εϨʔϒͰͲΕ͕Ϛελʔ͔Λ൑ผ • 1೥ͪΐ͍ͷؒɺutb8mb4(WP4.4Ҏ߱) ʹରԠͯ͠ͳ͔ͬͨͷͰ࢖͑ͳ͔ͬͨ ͕ɺରԠͨͬ͠Ά͍ • ࠓޙ͸ඍົͳؾ͕͢Δʢݸਓͷײ૝ʣ

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Nephila clavata • ը૾ϑΝΠϧΛS3ʹ্͛ͯ͘ΕΔͷ ͰɺCDNΛಋೖ͍ͯ͠ͳ͍৔߹͸ָν ϯ

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WP-CLI • ϓϥάΠϯͰ͸ͳ͍ • σʔλྔ͕ଟ͍αΠτͷ৔߹ɺόον ॲཧతͳ΋ͷ͸͚͜Δ͜ͱ͕ଟ͍ͷͰɺ ͦ͏͍͏৔߹͸ίϚϯυϥΠϯͰ • ΩϟογϡͰؾ͕ڰ͍ͦ͏ʹͳͬͨΒ wp cache flush

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େن໛͋Δ͋Δ

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ॏཁͳϞϊΛফ͢ • αʔό͕ଟ͗ͯ͢ɺ໎ ࢠʹͳΔ • σʔλϕʔεΛؒҧ͑ ͯফͯ͠͠·͏ • IPΞυϨεΛมߋ

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αΠτ͕མͪΔ • ༧ଌෆՄೳͳλΠϛϯ άͰ΋ͷ͍͢͝ࣄ͕݅ ى͖ΔͱɺͲ͏͠Α͏ ΋ͳ͍ঢ়گʹͳΔ • ͍͍ͩͨٳ೔ɾૣேͩͬ ͨΓ͢Δ

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͓ΘΓ ϐϯν͸νϟϯεʂ ը૾ఏڙɾ͍Β͢ͱ΍

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એ఻

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• ionicͱWP REST APIͰϞόΠϧΞϓϦ Λ࡞Δษڧձ(wpionic.tokyoͱ͔ʁ) • ϓϥάΠϯ·ͨ͸ςʔϚͰ͓ۚṶ͚Λ ͢Δษڧձʢ$100M Babiesͱ͔ʁʣ • ຑ੃Λ͢Δษڧձ