DeNA流データエンジニアリングの極意

Aef92c3acc29ad8543e04135687fc4f1?s=47 Naotoshi Seo
February 17, 2017
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 DeNA流データエンジニアリングの極意

Developers Summit 2017 における「DeNA の機械学習基盤と分析基盤」の発表から「データエンジニアリングの極意」のパートを抜き出したもの。「機械学習基盤」のパートについては https://speakerdeck.com/sonots/dena-aisisutemubu-niokerukuraudowohuo-yong-sitaji-jie-xue-xi-ji-pan-falsegou-zhu を参照。

Aef92c3acc29ad8543e04135687fc4f1?s=128

Naotoshi Seo

February 17, 2017
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  1. Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ʲ#ʳ%F/"ͷ ػցֶशج൫ͱ෼ੳج൫ EFWTVNJ#

    1 Feb 17, 2017 Developer Summit 2017 Naotoshi Seo AI System Division
 DeNA Co., Ltd.
  2. ˞%F/"ͷػցֶशج൫ͱ෼ੳج൫ ͷࢿྉ͔Β෼ੳج൫ͷύʔτ ʮσʔλΤϯδχΞϦϯάͷۃҙʯ Λൈ͖ग़ͨ͠΋ͷͰ͢ 2 Copyright (C) DeNA Co.,Ltd. All

    Rights Reserved. ˞ػցֶशج൫ͷύʔτ͸ͪ͜Β IUUQTTQFBLFSEFDLDPNTPOPUTEFOB BJTJTVUFNVCVOJPLFSVLVSBVEPXPIVPZPOHTJUBKJKJF YVFYJKJQBOGBMTFHPV[IV
  3. ࣗݾ঺հ 3 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ɾ੉ඌ௚ར!TPOPUT

    ɾ"*γεςϜ෦ چ෼ੳج൫෦  ɾ"OBMZUJDT5PPMTνʔϜ $MPVE*OGSBνʔϜ ϦʔυΤϯδχΞ ɾ'MVFOUE3VCZίϛολ
  4. σʔλϨΠΫͱ%8)ʹ෼͚Δ΂͠ 4 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. 1

    2 ετϦʔϛϯάऩूʹ͸όοϑΝΛ ઃ͚Δ΂͠ 3 3FUSZBCMFʹ͢΂͠ 4 7BMJEBUJPO͢΂͠ 5 42-Ͱ෼ੳ͢΂͠ 6 ࠶औΓࠐΈΛ༰қʹ͢΂͠ DeNAྲྀσʔλΤϯδχΞϦϯάͷۃҙ
  5. σʔλϨΠΫͱσʔλ΢ΣΞϋ΢ε 5 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. σʔλϨΠΫͱDWHʹ෼͚Δ΂͠

    DB Log Data Lake ౷߹DWH Data Source શͯ͸Ұ౓σʔλ ϨΠΫʹೖΔ ҙࢥܾఆͷͨΊʹ ໨తผʹฤ੒͞Εɺ ౷߹͞Εͨ࣌ܥྻ σʔλϕʔε ※ ͞ΒʹΞϓϦέʔγϣϯ༻ʹ༻ҙͨ͠ Data MartΛ࣋ͭ૊৫΋͋Δׂ͕Ѫ
  6. 6 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. σʔλϨΠΫͱDWHʹ෼͚Δ΂͠ DB

    Log Data Lake ౷߹DWH Data Source HDFS %F/"ͷ৔߹ Google BigQuery (BQʹҠߦத)
  7. 7 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. σʔλϨΠΫͱDWHʹ෼͚Δ΂͠ •

    ऩू͚ͩͰ΋ࠔ೉͕͋Δ • σʔλ͕͚͍ܽͯͳ͍͔ • ٯʹɺσʔλ͕ॏෳ͍ͯ͠ͳ͍͔ • ଞͷ͜ͱ·Ͱಉ࣌ʹߟ͑Δͷ͸೉͍͠ • ϑΥʔϚοτͷ౷Ұ • ΧϥϜ໊ͷ౷Ұ • σʔλόϦσʔγϣϯ • ΦϯϥΠϯεΩʔϚมߋ • ूΊΔ͜ͱ͚ͩʹઐ೦͢Δ • શͯͷσʔλ͸ͦ͜ʹ͋Δ ͱʹ͔͘σʔλϨΠΫʹूΊΔ
  8. σʔλϨΠΫͱ%8)ʹ෼͚Δ΂͠ 8 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. DeNAྲྀσʔλΤϯδχΞϦϯάͷۃҙ

    1 2 ετϦʔϛϯάऩूʹ͸όοϑΝΛ ઃ͚Δ΂͠ 3 3FUSZBCMFʹ͢΂͠ 4 7BMJEBUJPO͢΂͠ 5 42-Ͱ෼ੳ͢΂͠ 6 ࠶औΓࠐΈΛ༰қʹ͢΂͠
  9. ετϦʔϛϯάऩू ͱ όονऩू 9 Copyright (C) DeNA Co.,Ltd. All Rights

    Reserved. ετϦʔϛϯάऩूʹ͸όοϑΝΛઃ͚Δ΂͠
  10. 10 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ετϦʔϛϯάऩूͱόονऩू •

    ϦΞϧλΠϜʹ͍ۙ ετϦʔϛϯάऩू • ӡ༻͕೉͍͠ • ϓϩηεΛσʔϞϯԽ͠ৗறԽͤ͞ΔͨΊϝϞ ϦϦʔΫͷ໰୊ΛҾ͖ى͜͠΍͍͢ • Ұ෦ܽଛͨ͠৔߹ͷ࠶సૹ͕ࠔ೉ • ߴτϥϑΟοΫͳ࣌ؒͰͷෛՙ্ঢʹΑΔసૹ ஗Ԇͷൃੜ ϦΞϧλΠϜੑͷ୲อ ❌ܽ఺ ⭕ར఺
  11. 11 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ετϦʔϛϯάऩूͱόονऩू όονऩू

    • ϓϩηε͕ৗற͠ͳ͍ͨΊɺϝϞϦϦʔΫ΋ॏେͳ ໰୊ͱ͸ͳΒͣπʔϧͷ࣮૷͕༰қ • σʔλͷऔΓ௚͠΋Ұൠతʹ࠶࣮ߦ͢Δ͚ͩͰ༰қ • ϦΞϧλΠϜੑ͕ͳ͍ • ϚγϯϦιʔεΛ࠷େʹར༻͠Α͏ͱ͢ΔͨΊɺଞ ͷγεςϜʹӨڹΛ༩͑ͯ͠·͏͜ͱ͕͋Δ • ॲཧ͕ऴΘͬͨΒશ͘ϦιʔεΛ࢖Θͳ͘ͳΔ %BJMZ΋͘͠͸)PVSMZͰόονπʔϧΛىಈ ⭕ར఺ ❌ܽ఺
  12. %F/"ͰͷετϦʔϛϯάͱόονͷ࢖͍෼͚ 12 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ετϦʔϛϯάऩूͱόονऩू

    • ϩάऩू ετϦʔϛϯά όον • .Z42-ʹ֨ೲ͞Ε͍ͯΔϚελσʔλͷऔΓࠐΈ • σʔλసૹ )%'4͔Β#2΁ͷऔΓࠐΈ FUD
  13. 13 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. Web Web

    Web Cassandra Storm HBase ログコレクタ Hadoop HDFS ログAPI イベント ログ %F/"ͷϩάऩूج൫ • qVFOUE ·ͨ͸IBEPPQMPHEBFNPOͱ͍ ͏಺੡πʔϧ ͕ϩά"1*ʹσʔλΛૹΔ • )%'4ʹ֨ೲ͞ΕΔ ετϦʔϛϯάऩूͱόονऩू
  14. 14 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. DB (MySQL)

    Sqoop Importdb MapReduce ジョブ Map HDFS Map HDFS Map HDFS 起動 *NQPSUECϚελσʔλͷόονऩू • Ϣʔβ৘ใͳͲͷϚελσʔλΛ࣋ͭαʔϏεͷσʔ λϕʔε .Z42- ͔Β೔࣌Ͱऔಘ • 4RPPQΛϕʔεʹͨ͠಺੡*NQPSUECπʔϧɺ .BQ3FEVDFͰ)%'4ʹσʔλΛ֨ೲ ετϦʔϛϯάऩूͱόονऩू
  15. Rails (Web UI) Embulk Sidekiq Worker Hadoop HDFS Vertica アナリスト

    設定情報 (MySQL) ジョブキュー (Redis) Embulk Sidekiq Worker 15 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. .FEKFEόονͰσʔλసૹ • )%'4ͷσʔλΛ7FSUJDBPS#JH2VFSZʹҠ͢ • &NCVMLΛόοΫΤϯυʹͨ͠಺੡3BJMTΞϓϦ έʔγϣϯ.FEKFEͰσʔλΛసૹ ετϦʔϛϯάऩूͱόονऩू
  16. σʔλϨΠΫͱ%8)ʹ෼͚Δ΂͠ 16 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. DeNAྲྀσʔλΤϯδχΞϦϯάͷۃҙ

    1 2 ετϦʔϛϯάऩूʹ͸όοϑΝΛ ઃ͚Δ΂͠ 3 3FUSZBCMFʹ͢΂͠ 4 7BMJEBUJPO͢΂͠ 5 42-Ͱ෼ੳ͢΂͠ 6 ࠶औΓࠐΈΛ༰қʹ͢΂͠
  17. 17 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. Web Web

    Web Cassandra Storm HBase ログコレクタ Hadoop HDFS ログAPI イベント ログ %F/"ͷϩάऩूج൫ • $BTTBOESB͕όοϑΝϨΠϠʔ • ࡉ͔͘ॻ͖ࠐΉͱɺ*0ෛՙ͕ߴ·Γɺ·ͨஅยԽ ͕ى͜Γ΍͍͢ • ૹ৴ଆ qVFOUE ʹ΋όοϑΝϨΠϠʔ͕͋Γɺ σʔλΛ·ͱΊͯૹΔ͜ͱͰޮ཰Խ͍ͯ͠Δ
  18. σʔλϨΠΫͱ%8)ʹ෼͚Δ΂͠ 18 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. DeNAྲྀσʔλΤϯδχΞϦϯάͷۃҙ

    1 2 ετϦʔϛϯάऩूʹ͸όοϑΝΛ ઃ͚Δ΂͠ 3 3FUSZBCMFʹ͢΂͠ 4 7BMJEBUJPO͢΂͠ 5 42-Ͱ෼ੳ͢΂͠ 6 ࠶औΓࠐΈΛ༰қʹ͢΂͠
  19. 19 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. Retryableʹ͢΂͠ 3

    3FUSZBCMFʹ͢΂͠ • खಈͰ࠶࣮ߦͨ͠৔߹ͷߟ͑ࣄΛগͳ͘ • ࣗಈϦτϥΠΛೖΕΒΕΔΑ͏ʹ
  20. 20 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. Retryableʹ͢΂͠ 3

    3FUSZBCMFʹ͢Δۃҙ ᶃ ΂͖౳ʹ͢΂͠ ᶄ BUPNJDʹ͢΂͠ ᶅ VVJEͰॏෳআ֎͢΂͠
  21. 21 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ᶃ΂͖౳ʹ͢΂͠ •

    ϦτϥΠͰಉ͡σʔλΛೋॏʹೖΕͯ͠·͏ Retryableʹ͢΂͠ ❌ϦτϥΠػೳͰΑ͘ൃੜ͢Δ໰୊ ⭕ରॲ๏ ͋Δૢ࡞Λ1ճߦͬͯ΋ෳ਺ճߦͬͯ΋݁Ռ͕ಉ͡Ͱ͋Δ͜ͱ ႈ౳ੑ • ௥هͰ͸ͳ্͘ॻ͖͕ݪଇ • ྫ #2ͷ৔߹83*5&@"11&/%Ͱ͸ͳ͘83*5&@536/$"5& • ͦΕͰ΋௥ه͍ͨ͠৔߹͸ϢχʔΫͳKPC@JEΛৼΓɺϦτϥ Π͕૸ͬͯ΋ॏʹ࣮ߦ͞Εͳ͍Α͏ʹ͢Δ
  22. 22 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. FNCVMLPVUQVUCJHRVFSZ ੿࡞

    • BQQFOEϞʔυͱSFQMBDFϞʔυ • 83*5&@"11&/%Λ࢖ͬͨBQQFOEϞʔυ • 83*5&@536/$"5&Λ࢖ͬͨSFQMBDFϞʔυ • SFQMBDFϞʔυΛ࢖͏‷ ŋŷŋ و ̑̑ • ಺෦తʹVOJRVFͳKPC@JEΛੜ੒ • #JH2VFSZଆͰෆҙʹϦτϥΠ͕૸ͬͯ΋σʔλ ͕ॏෳ͠ͳ͍Α͏ʹ͍ͯ͠Δ ΂͖౳ʹ͢΂͠
  23. 23 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ᶄBUPNJDʹ͢΂͠ •

    ్த·Ͱ͔͠σʔλ͕֨ೲ͞Ε͍ͯͳ͍ঢ়ଶͰޙଓ ͷδϣϒΛ࣮ߦͯ͠͠·͏ • ϦτϥΠ͢Δͱɺ֨ೲઌσʔλ͕Ұ࣌తʹফ͞Εͯ ͠·͍ɺσʔλ͕ଘࡏ͍ͯ͠ͳ͍ॠ͕ؒൃੜ͢Δ τϥϯβΫγϣϯʹؚ·ΕΔλεΫ͕શ࣮ͯߦ͞ΕΔ ͔ɺ͋Δ͍͸શ࣮͘ߦ͞Εͳ͍͜ͱΛอূ͢Δੑ࣭ Retryableʹ͢΂͠ atomicity ❌Α͘ൃੜ͢Δ໰୊
  24. 24 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. %F/"ͷ৔߹ •

    BUPNJDͳૢ࡞ΛετϨʔδ͝ͱʹௐࠪ • )%'4 • UNQσΟϨΫτϦʹσʔλΛॻ͍ͯશͯ׬ྃ ͨ͠ΒSFOBNF • 7FSUJDB • UNQςʔϒϧʹσʔλΛॻ͍ͯɺ"-5&3 5"#-&3&/".&50ͰTXBQ • #JH2VFSZ • UNQςʔϒϧʹσʔλΛॻ͍ͯɺDPQZKPC atomicʹ͢΂͠
  25. 25 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ᶅVVJEͰॏෳআ֎͢΂͠ •

    ઀ଓ͕ෆҙʹ੾ΕͯϦτϥΠ͕૸Γ͕ͪ • ಉ͡σʔλ͕ೋॏʹೖͬͯ͠·͏ Retryableʹ͢΂͠ ❌ΫϥΠΞϯτϩάͰΑ͘ൃੜ͢Δ໰୊ • ϩάʹVVJEͳΧϥϜΛઃ͚ͯσʔλॏෳআ֎͢Δ ⭕ରॲ๏
  26. 26 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. Web Web

    Web Cassandra Storm HBase ログコレクタ Hadoop HDFS ログAPI イベント ログ %F/"ͷ৔߹ • ΫϥΠΞϯτϩάߦͣͭʹVVJE • ϩάऩूج൫Ͱॏෳআڈ • %8)Ͱ%*45*/$5 Ͱॏෳআڈ uuid Ͱॏෳআ֎͢΂͠
  27. σʔλϨΠΫͱ%8)ʹ෼͚Δ΂͠ 27 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. DeNAྲྀσʔλΤϯδχΞϦϯάͷۃҙ

    1 2 ετϦʔϛϯάऩूʹ͸όοϑΝΛ ઃ͚Δ΂͠ 3 3FUSZBCMFʹ͢΂͠ 4 7BMJEBUJPO͢΂͠ 5 42-Ͱ෼ੳ͢΂͠ 6 ࠶औΓࠐΈΛ༰қʹ͢΂͠
  28. 28 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. 7BMJEBUJPO͢΂͠ •

    ͳʹ΋Τϥʔ͕ى͜ΒͣͲ͔͜Ͱσʔλ͕ /6--஋ʹมΘ͍ͬͯͨ • ྫ %8)ͷΧϥϜܕΛJOUܕʹ͍͕ͯͨ͠ɺ σʔλϨΠΫʹ ͷΑ͏ͳσʔλ͕ೖΔ͜ ͱ͕͋ͬͨ ❌Α͘ൃੜ͢Δ໰୊ • 7BMJEBUJPOͯ͠ૣΊʹؾͮ͘΂͠ ⭕ରॲ๏ Validation͢΂͠ 4
  29. 29 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. Spreadsheet্ͷςʔϒϧఆٛΛWeb UI

    ͔ΒऔΓࠐΈɺϝλ৘ใͱͯ͠ѻ͏ SpreadsheetͰఆٛ͞Εͨ ςʔϒϧఆٛॻ .FEKFE(44ͰΧϥϜͷܕఆٛ Validation͢΂͠ औΓࠐΈ࣌ʹܕνΣοΫΛߦ͏
  30. σʔλϨΠΫͱ%8)ʹ෼͚Δ΂͠ 30 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. DeNAྲྀσʔλΤϯδχΞϦϯάͷۃҙ

    1 2 ετϦʔϛϯάऩूʹ͸όοϑΝΛ ઃ͚Δ΂͠ 3 3FUSZBCMFʹ͢΂͠ 4 7BMJEBUJPO͢΂͠ 5 42-Ͱ෼ੳ͢΂͠ 6 ࠶औΓࠐΈΛ༰қʹ͢΂͠
  31. 31 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. 42-Ͱ෼ੳ͢΂͠ ❌υϦϧΞοϓɺυϦϧμ΢ϯͳͲ42-ࣗಈੜ

    ੒ܥͷ#*πʔϧͷ໰୊఺ • ಺෦Ͱෳࡶ͕ΫΤϦ͕࡞ΒΕͯҟৗʹॏ͍ • πʔϧ͕αϙʔτ͓ͯ͠Βͣ΍Γ͍ͨ͜ͱ͕ Ͱ͖ͳ͍৔߹͕͋Δ ⭕෼ੳऀ͕ࣗ෼Ͱ42-Λهड़͢Δ΂͠ • ѹ౗తͳࣗ༝౓ SQLͰ෼ੳ͢΂͠ 5
  32. 32 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. "SHVT಺੡Ϩϙʔτπʔϧ 1.

    ΫΤϦΛॻ͘ 2. νϟʔτԽͷઃ ఆΛߦͳ͏ 3. Ϩϙʔτ͕ ग़དྷΔʂ ๻ΞʔΨε ͘Μ! SQLͰ෼ੳ͢΂͠
  33. Copyright © DeNA Co.,Ltd. All Rights Reserved. ෳ਺ͷϨϙʔτΛ·ͱΊͯμογϡϘʔυʹ! ഑ஔ΋ࣗ༝ʹग़དྷΔʂ ϨϙʔτΛ

    ू໿ʂ SQLͰ෼ੳ͢΂͠
  34. σʔλϨΠΫͱ%8)ʹ෼͚Δ΂͠ 34 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. DeNAྲྀσʔλΤϯδχΞϦϯάͷۃҙ

    1 2 ετϦʔϛϯάऩूʹ͸όοϑΝΛ ઃ͚Δ΂͠ 3 3FUSZBCMFʹ͢΂͠ 4 7BMJEBUJPO͢΂͠ 5 42-Ͱ෼ੳ͢΂͠ 6 ࠶औΓࠐΈΛ༰қʹ͢΂͠
  35. 35 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ࠶औΓࠐΈΛ༰қʹ͢΂͠ •

    ࠶औΓࠐΈ͸සൟʹൃੜ͠͏Δ • σʔλ஗Ԇ • σʔλෆਖ਼ • औΓࠐΈࣦഊ #JH2VFSZ͕ෆ҆ఆ  • ༰қʹͰ͖Δ͜ͱͰӡ༻ָ͕ʹͳΔ ࠶औΓࠐΈΛ༰қʹ͢΂͠ 6
  36. 36 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ࠶औΓࠐΈΛ༰қʹ͢Δۃҙ ࠶औΓࠐΈΛ༰қʹ͢΂͠

    6 ᶃ 3FUSZBCMFʹ͢΂͠ • ΂͖౳ʹ͢΂͠ • BUPNJDʹ͢΂͠ • VVJEͰॏෳഉআ ᶄ ࣌ؒύϥϝʔλͷࢦఆΛՄೳʹ͢΂͠ ᶅ σʔλൃੜ࣌ࠁͰσʔλΛ෼͚Δ΂͠ ᶆ σʔλͷͭͳ͕ΓΛ؅ཧ͢Δ΂͠
  37. 37 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ᶄ࣌ؒύϥϝʔλͷࢦఆΛՄೳʹ͢΂͠ •

    ࣌ؒύϥϝʔλΛEBUFίϚϯυ΍/08 ͷΑ ͏ͳ42-ؔ਺Ͱࢦఆ • ࣮ߦλΠϛϯάͰύϥϝʔλ͕ܾ·ͬͯ͠·͍ɺ࠶ ࣮ߦͰ͖ͳ͍ ❌Α͋͘Δ໰୊ • σϑΥϧτ஋ͱͯ͠ͷ/08 Ҏ֎ʹ΋ɺ࠶࣮ߦ ࣌ʹɺ࣌ؒύϥϝʔλΛࢦఆͰ͖ΔΑ͏ʹ͓ͯ͘͠ ⭕ରॲ๏ ࠶औΓࠐΈΛ༰қʹ͢΂͠
  38. 38 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ࣌ؒύϥϝʔλͷࢦఆΛՄೳʹ͢΂͠ ϘλϯҰͭͰςʔϒϧ

    ࡞੒/ߋ৽ ೔෇Λࢦఆͯ͠ ࠶औΓࠐΈ࣮ߦ ΧϨϯμʔͰऔΓࠐΈ ঢ়گΛ֬ೝग़དྷΔ औΓࠐΈͷৄࡉ৘ใ͕ ֬ೝग़དྷΔɻ .FEKFE8FC6*͔Β࠶࣮ߦ ࠶औΓࠐΈΛ༰қʹ͢΂͠
  39. 39 Copyright (C) DeNA Co.,Ltd. All Rights Reserved. ᶅσʔλൃੜ࣌ࠁͰσʔλΛ෼͚Δ΂͠ •

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