jus研究会大阪大会「Erlang/OTPに見るオープンソースのダイナミズム」発表資料

A Japanese presentation on how Erlang/OTP community evolves and changes with the open-source movement and dynamism. For Japan UNIX Society (jus) session at Kansai Open Forum 2014, November 8, 2014.

Transcript

1. Erlang/OTPʹݟΔ
   ΦʔϓϯιʔεͷμΠ
   φϛζϜ
   Kenji Rikitake / jus Osaka at KOF 2014 1
   

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2. ྗ෢ ݈࣍ ʢΓ͖͚ͨ ͚Μ͡ʣ
   ྗ෢݈ٕ࣍ज़࢜ࣄ຿ॴॴ௕
   @jj1bdx
   http://rikitake.jp/
   jusݚڀձେࡕେձ
   8-NOV-2014
   ؔ੢ΦʔϓϯϑΥʔϥϜ2014
   Osaka, Japan
   Kenji Rikitake / jus Osaka at KOF 2014 2
   

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3. ࣗݾ঺հ
   —ίϯϐϡʔλྺ: 40೥
   —UNIXྺ: 29೥
   —Erlang/OTPྺ: 6.5೥
   —ωοτϫʔΫ԰Ͱ͢
   —ηΩϡϦςΟ԰Ͱ͢
   —࠷ۙ͸ͳΜͰ΋΍Γ·͢
   —ؔ਺ܕݴޠ͸ۤखͰ͢
   Kenji Rikitake / jus Osaka at KOF 2014 3
   

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4. ErlangʢΞʔϥ
   ϯʣͬͯͦ΋ͦ΋Կ?
   Kenji Rikitake / jus Osaka at KOF 2014 4
   

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5. ಛ௃Λ·ͱΊΔͱ…
   —ωοτϫʔΫαʔό༻DSL
   —ߴෛՙେن໛γεςϜ޲͚
   —ฒߦॲཧʹಛԽ
   —଎͞ΑΓ΋৴པੑΛ௥ٻ
   Kenji Rikitake / jus Osaka at KOF 2014 5
   

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6. ErlangΛ஌Δʹ͸
   —http://www.erlang.org/
   —೔ຊޠͷࢀߟॻ
   ΦʔϜࣾץʮ͍͢͝
   ErlangΏ͔͍ʹֶ΅
   ͏ʂʯ
   http://
   estore.ohmsha.co.jp/
   titles/978427406912P
   Kenji Rikitake / jus Osaka at KOF 2014 6
   

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7. Erlang ͱ OTP ͷؔ܎
   —Erlang: ݴޠ
   —Erlang VM: Ծ૝Ϛγϯ
   —OTP: Open Telecom Platform
   ֤छϥΠϒϥϦͷू߹
   ։ൃϊ΢ϋ΢͕݁ू
   —྆ऀ·ͱΊͯErlangͱݺͿ
   Kenji Rikitake / jus Osaka at KOF 2014 7
   

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8. ErlangͰಈ͍͍ͯΔ΋ͷ
   —LINEͷϝοηʔδαʔό
   —υϫϯΰͷχίχίੜ์ૹ
   —ඇPC޲͚ɼCODECҎ֎
   —IIJͷϝοηʔδΩϡʔLMQ
   —Bashoͷ෼ࢄKVS Riak / Riak CS
   —LOHACOͷ঎඼ը૾഑෍ʹ Riak CS
   Kenji Rikitake / jus Osaka at KOF 2014 8
   

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9. Erlang։ൃͷഎܠ
   —Ericsson Computer Science Lab
   —։ൃ͸1985೥͔Βε΢ΣʔσϯͰ
   —ΤϦΫιϯͷి࿩ަ׵ػ༻ݴޠ
   —࠷ॳ͸Prolog͔Β࢝·ͬͨ
   Kenji Rikitake / jus Osaka at KOF 2014 9
   

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10. Erlangίʔυͷྫ
    %%% See https://github.com/jj1bdx/exs1024/
    -spec next(state()) -> {uint64(), state()}.
    next({[H], RL}) ->
    next({[H|lists:reverse(RL)], []});
    next({L, RL}) ->
    [S0|L2] = L,
    [S1|L3] = L2,
    {X, NS1} = calc(S0, S1),
    {X, {[NS1|L3], [S0|RL]}}.
    Kenji Rikitake / jus Osaka at KOF 2014 10
    

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11. Erlang΁ͷཁٻ
    —਺೥ؒ͸ແఀࢭͰಈ͖ଓ͚Δ
    —ແఀࢭͰͷιϑτ΢ΣΞަ׵
    —ιϑτ͕མͪͯ΋ࣗಈ࠶ىಈ
    —ϋʔυ͕յΕͯ΋ಈ͖ଓ͚Δ
    —௒େن໛ͳฒߦॲཧͷ࣮ݱ
    —ڐ༰Ԡ౴࣌ؒͷ্ݶΛकΕΔ
    —ඇৗʹߴ͍৴པੑͱ඼࣭ͷ࣮ݱ
    Kenji Rikitake / jus Osaka at KOF 2014 11
    

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12. Erlangͷ੒Ռ(1): ঎඼ԽͱOSSԽ
    —1995೥ʹ৽੡඼΁ͷ౤ೖ͕ܾఆ
    —1998೥ʹAXD301 GPRSަ׵ػʹ࣮૷
    ... ͱ͜Ζ͕͜͜ͰͳΜͱ
    —Ericsson಺෦ͰErlang࢖༻ېࢭྩ(!)
    —1998೥ΦʔϓϯιʔεԽ͞ΕΔ
    Kenji Rikitake / jus Osaka at KOF 2014 12
    

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13. Erlangͷ੒Ռ(2): OSSԽޙ
    —։ൃϝϯόʔ͕ಠཱ (Bluetail AB)
    —֤छϕϯνϟʔͷొ৔
    —Kreditor, Klarna, Trifork ͳͲ
    —ӡ༻ࢧԉ/ڭҭձࣾͷొ৔
    —1999೥: Erlang Consulting
    —ݱࡏ͸Erlang Solutions
    Kenji Rikitake / jus Osaka at KOF 2014 13
    

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14. Erlangͷ੒Ռ(3): GitHub΁ͷҠߦ
    —ͦͷޙEricssonͰ΋࢖༻ېࢭྩͷղআ
    —2009೥11݄ʹGitHubϕʔεʹҠߦ
    —ଟ͘ͷOSS։ൃऀͷ੒ՌΛऔΓೖΕΔ
    —ݱࡏ͸։ൃதͷ੒Ռ͸GitHubͰ഑෍
    —ϦϦʔε൛͸೥ʹ4ճఔ౓
    Kenji Rikitake / jus Osaka at KOF 2014 14
    

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15. Erlang/OTPͱͦͷ
    Φʔϓϯιʔείϛϡ
    χςΟ
    Kenji Rikitake / jus Osaka at KOF 2014 15
    

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16. ݸਓతͳίϛϡχςΟͷҹ৅
    —େਓʢ͓ͱͳʣͷू·ΓͰ͢
    —ʢαʔόαΠυͳͷͰʣ஍ຯͰ͢
    —޿ൣͳ஌ࣝͱܦݧΛ࣋ͭਓ͕ଟ͍
    —Prima donnaʢΩϨΔਓʣΛڐ͞ͳ͍
    —৽͍͠ਓʹ͍͖ͳΓϚαΧϦΛ౤͛ͳ͍
    —ྑ͔Εѱ͔͠ΕΏͬͨΓ͍ͯ͠Δ
    Kenji Rikitake / jus Osaka at KOF 2014 16
    

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17. ϝʔϦϯάϦετ @ erlang.org
    —શൠ: erlang-questions
    —όάใࠂ: erlang-bugs
    —ύονఏҊ: erlang-patches
    —ݴޠͷඪ४ఏҊ: eeps
    —EEPSͷඪ४Ϧετ
    Kenji Rikitake / jus Osaka at KOF 2014 17
    

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18. ίϛϡχςΟͷͦͷଞϙΠϯλ
    —Twitter: #Erlang
    —GitHub: https://github.com/erlang/otp/
    όάमਖ਼͸Forkͯ͠Pull Request
    —υΩϡϝϯτ: http://erlang.org/doc/
    —Erlang Central
    —೔ຊͷϛϥʔ: http://erlang-users.jp/
    Kenji Rikitake / jus Osaka at KOF 2014 18
    

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19. ֤छʢࠃࡍʣձٞ
    —Erlang Factory SF Bay Area / London
    —Erlang User Conference (Stockholm)
    —Erlang Factory Lite ʢ֤஍ʣ
    —Chicaco Erlang Conference
    —֤஍meetup
    —ACM SIGPLAN Erlang Workshop
    ؔ਺ܕݴޠͷձٞICFPʹซઃ
    Kenji Rikitake / jus Osaka at KOF 2014 19
    

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20. Kenji Rikitake / jus Osaka at KOF 2014 20
    

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21. Kenji Rikitake / jus Osaka at KOF 2014 21
    

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22. Erlang/OTPίϛϡχ
    ςΟͷ՝୊
    Kenji Rikitake / jus Osaka at KOF 2014 22
    

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23. ௐࠪ֓ཁ
    —erlang-questions MLʹͯืू
    —2014೥10݄23೔ʙ11݄4೔
    —ճ౴: 41݅
    —ه໊͸೚ҙʢແه໊OKʣ
    Kenji Rikitake / jus Osaka at KOF 2014 23
    

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24. ઃ໰ͷൈਮ
    —ίϛϡχςΟͷҹ৅
    —ErlangΤίγεςϜͷ৽௠୅ँΛอͭʹ
    ͸Կ͕ඞཁ͔
    —Erlang/OTPͷιϑτ΢ΣΞ഑෍ͷݱঢ়
    —ࠓޙOSSίϛϡχςΟͱͯ͠ErlangΤί
    γεςϜΛਐԽͤ͞Δʹ͸Ͳ͏͢΂͖͔
    Kenji Rikitake / jus Osaka at KOF 2014 24
    

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25. ճ౴֓ཁ: ίϛϡχςΟͷҹ৅
    —খ͍͞ɼ਌੾ɼ༑޷త
    —ॳ৺ऀʹ͸਌੾/ෆ਌੾ͷ྆࿦͋Γ
    —͍͢͝ਓ͕ଟ͍/ٞ࿦ͷ಺༰͕ߴ౓
    —࣮ՔಇγεςϜࢦ޲
    —͋·ΓଞͷݴޠγεςϜʹؔ৺͕ͳ͍
    —ϊΠζ͕গͳ͍
    —Ϧʔμʔಉ࢜ͷҙݟͷରཱ͕͋Δ
    Kenji Rikitake / jus Osaka at KOF 2014 25
    

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26. ճ౴֓ཁ: ৽௠୅ँͷͨΊʹඞཁͳ΋ͷ
    —ύοέʔδϚωʔδϟ!!!!!
    —౷Ұ͞ΕͨϨϙδτϦ!
    —ެࣜυΩϡϝϯτͷॳ৺ऀ޲͚վળ
    —ೖ໳ऀ޲͚ͷղઆจॻ΍هࣄ
    —ࣺͯΒΕΔ੒Ռͷ࠶׆༻
    —Ericsson͔Βͷ։ൃνʔϜͷಠཱ
    —ϝΠϯετϦʔϜͱͷڞଘ
    Kenji Rikitake / jus Osaka at KOF 2014 26
    

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27. ճ౴֓ཁ: ιϑτ΢ΣΞ഑෍/։ൃͷݱঢ়
    —ύοέʔδϚωʔδϟ/ϦϙδτϦ͕ඞཁ!
    —ϦϦʔε൛඼࣭͸ྑ޷
    —GitHub഑෍ʹ͸޷ҙత
    —Ubuntu/Debianͷύοέʔδϯά͸໰୊
    ແཧͳ෼ׂͷ͍ͤͰେมෆศ
    —GitHub൛ͱϦϦʔε൛ͷဃ཭͕ൃੜ
    —Perl΍Haskellʹൺ΂Δͱલ࣌୅త
    Kenji Rikitake / jus Osaka at KOF 2014 27
    

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28. ճ౴֓ཁ: ࠓޙͲ͏ਐԽ͢΂͖͔(1)
    —৽͘͠ೖͬͯ͘Δਓ΁ͷղઆॻ
    —υΩϡϝϯςʔγϣϯΛ૿΍͢
    —େֶ΍ݚڀݱ৔Ͱͷ׆༻
    —౷߹։ൃ؀ڥͷఏڙ
    —จ๏ͷͱ͖ͬͭʹ͘͞ͳͲͷোนΛ৐Γ
    ӽ͑ΔͨΊͷνϡʔτϦΞϧ
    Kenji Rikitake / jus Osaka at KOF 2014 28
    

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29. ճ౴֓ཁ: ࠓޙͲ͏ਐԽ͢΂͖͔(2)
    —ؔ࿈ݴޠ(ElixirͳͲ)ͷ੒Ռͷ׆༻
    —OTP։ൃΛEricssonҎ֎ͷ։ൃऀʹ։͘
    —Industrial Erlang Group
    —Erlang Foundationͷઃཱ
    —OTPίΞνʔϜͷ։ൃྗͷڧԽ
    —΋ͬͱ؆୯ʹ࢖͑ΔΑ͏ʹ͢΂͖
    Kenji Rikitake / jus Osaka at KOF 2014 29
    

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30. ճ౴தͷݱঢ়ʹؔ͢Δ͋Δҙݟ(1/2)
    —ࠓͷErlang͸Φʔϓϯιʔείϛϡχ
    ςΟͱݺ΂Δঢ়ଶ͔Β͸΄Ͳԕ͍
    —֤اۀ͕ࣗ෼ͷརӹͷͨΊʹ࡞ͬͨπʔ
    ϧͷதͰചΕͳ͍΋ͷ͕ެ։͞Ε͍ͯΔ
    ͚ͩʹ͗͢ͳ͍
    —͔ͩΒޓ׵ੑ΍૬ޓ઀ଓੑ͕ܰΜ͡ΒΕ
    ͓ͯΓɼ࿈ܞͤͯ͞࢖͏͜ͱ͕Ͱ͖ͳ͍
    Kenji Rikitake / jus Osaka at KOF 2014 30
    

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31. ճ౴தͷݱঢ়ʹؔ͢Δ͋Δҙݟ(2/2)
    —ଞͷݴޠʹ͸རӹ௥ٻͱؔ܎ͳ͘໘ന͍
    ΋ͷΛझຯͱͯ͠৘೤Λ΋ͬͯ࡞͍ͬͯ
    Δਓୡ͕ଟ͍͘Δ
    ͜Εʹؔ͢Δྗ෢ͷҙݟ:
    —Erlang͸࣮Քಇӡ༻γεςϜલఏ͔ͩΒ
    ಛʹ͜ͷ܏޲͕ڧ͍?
    —֤اۀ͕ڠྗͯ͠ඪ४Λ࡞Δ΂͖?
    Kenji Rikitake / jus Osaka at KOF 2014 31
    

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32. ߟ࡯: ΦʔϓϯιʔεԽʹΑΔErlangͷมԽ
    —GitHubҠߦલޙͰେ͖͘มΘͬͨ
    —ίϛϡχςΟ৭͕ڧ͘ͳͬͨ
    —πʔϧ΍ύοέʔδͷଟ༷Խ
    —एฦΓʹ੒ޭͭͭ͋͠Δ(?)
    —΋͏Ұࣾͷ΋ͷͰ͸ͳ͘ͳͬͨ
    Kenji Rikitake / jus Osaka at KOF 2014 32
    

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33. ߟ࡯: ΦʔϓϯιʔεͷμΠφϛζϜͷ՝୊
    —࣮༻ੑͱ͓ۚʹͳΔ͜ͱ͸ඞਢ
    —اۀ͚ͩͰҾͬுΔͷʹ͸ݶք͕͋Δ
    —େن໛γεςϜԠ༻͚ͩͰ͸޿͕Βͳ͍
    —օ͕օGoogle΍FacebookͰ͸ͳ͍
    —খن໛ͳԠ༻΍झຯతԠ༻ͷਪਐ΋ඞཁ
    —ଟ༷ੑͷ֫ಘ͸ࣗ໌ͳ͜ͱͰ͸ͳ͍
    Kenji Rikitake / jus Osaka at KOF 2014 33
    

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34. Questions?
    Kenji Rikitake / jus Osaka at KOF 2014 34
    

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