エンジニアリングをちゃんとやる あるいは 人類の平和 について / wsa02-rrreeeyyy

第 2 回 Web System Architecture 研究会で（なぜか）招待講演をさせていただいたときの資料です

Transcript

1. "ΤϯδχΞϦϯάΛͪΌΜͱ΍Δ"
   ͋Δ͍͸ "ਓྨͷฏ࿨" ʹ͍ͭͯ
   ΫοΫύουגࣜձࣾ ΠϯϑϥετϥΫνϟʔ෦ SRE άϧʔϓ
   ٢઒ ཽଠ ( @rrreeeyyy )
   ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 1
   

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2. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 2
   

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3. !SSSFFFZZZ
   !SSSFFFZZZ
   IUUQTSSSFFFZZZDPN
   :PTIJLBXB3ZPUB
   Me
   • Yoshikawa Ryota ( @rrreeeyyy [reɪ] )
   • גࣜձࣾϋʔτϏʔπ (2010/11 ʙ 2016/12)
   • MSP ࣄۀ෦ ӡ༻{ελοϑ,ΤϯδχΞ}
   • ΫοΫύουגࣜձࣾ (2017/01 ʙ)
   • ΠϯϑϥετϥΫνϟʔ෦ SRE άϧʔϓ
   • ڵຯྖҬ
   • ϞχλϦϯάɾ࣌ܥྻσʔλϕʔε
   • ෼ࢄγεςϜɾϩʔυόϥϯα
   • ࣍ճ͸ී௨ͷൃද࿮ͰࢀՃ͢Δͧ!!
   ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 3
   

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4. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 4
   

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5. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 5
   

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6. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 6
   

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7. [࠶ܝ] Site Reliability Engineering ͱ͸
   • αΠτͷ৴པੑͷશͯʹ੹೚ൣғΛ࣋ͭɺͱ͢ΔΤϯδχΞϦϯάख๏
   • ಛʹɺιϑτ΢ΣΞɾγεςϜΤϯδχΞϦϯάΛ༻͍ͯ՝୊Λղܾ͢Δ
   • ྫ͑͹ɺύϑΥʔϚϯε
   • ύϑΥʔϚϯεʹ໰୊͕͋Δίʔυ͸ SRE ࣗ਎͕ίʔυΛॻ͍ͯमਖ਼͢Δ
   • ྫ͑͹ɺεέʔϥϏϦςΟɾΞϕΠϥϏϦςΟ
   • ਓؒʹΑΔखಈͷ࡞ۀΛίʔυʹΑΓࣗಈԽ͢Δ
   • ن໛΍ΞΫηε͕૿େͯ͠΋҆ఆͯ͠αʔϏεΛఏڙͰ͖Δঢ়ଶʹ͢Δ
   • ΠϯϑϥΤϯδχΞͷ੹೚ൣғ͕૿େͨ͠தͰ͋Δछɺ৬੹Λ࠶ఆٛͨ͠෺ͱଊ͍͑ͯΔ
   ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 7
   

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8. [࠶ܝ] ӡ༻ͷݱ৔͔Βݟͨݚڀɾ࿦จͷੈք
   • ΤϯδχΞϦϯάΛͪΌΜͱ΍Δࣄ͕ݱ৔ϨϕϧͰ΋ධՁ͞ΕΔΑ͏ʹ
   • ͜ͷจ຺ͷҰͭͱͯ͠ SRE ͷΑ͏ͳख๏ɾ৬छ͕ग़͖ͯͨͱ͍͏ཧղ
   • ࿦จΛॻ͍ͨΓಡΜͰཧղɾ࣮૷͢Δࣄ͕ධՁ͞ΕΔΑ͏ʹͳ͖ͬͯͨ
   • ࣮ࡍͷӡ༻ͷݱ৔Ͱ΋ಡΜͰཧղ͢Δࣄ͸ඞཁʹͳ͖ͬͯͨ
   • ٕज़બఆͷࢦඪͷҰͭͱͯ͠΍ϛυϧ΢ΣΞͷڍಈͷཧղͳͲ
   • ͍ΘΏΔݚڀ։ൃͷΑ͏ͳ෦໳Ͱͳͯ͘΋೔ৗతʹߦ͏Α͏ʹ
   • ଟ͘ͷٕज़اۀͰӡ༻ɾϛυϧ΢ΣΞ౳ͷ࿦จ͕ଟ͘ग़ͯ͘ΔΑ͏ʹ
   ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 8
   

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9. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 9
   

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10. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 10
    

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11. ࿦จΛެ։͢Δ͜ͱͰ༏Ґੑ͕ൃੜ͢ΔΑ͏ʹ
    • Google, Amazon, Facebook, Ne3lix...
    • ଞʹ΋େখؔΘΒ༷ͣʑͳاۀ͔Β࿦จ͕ग़͍ͯΔ
    • USENIX ͷΧϯϑΝϨϯε౳Ͱٕज़اۀ͕ੵۃతʹൃද
    • FAST, OSDI, NSDI, LISA, Security ...
    • Ϋϥ΢υαʔϏεͷ಺෦࣮૷΍಺੡ͷϛυϧ΢ΣΞʹؔΘΒͣ࿦จ͕ग़Δ
    • 1 ΤϯδχΞͰ΋࿦จΛಡΉ͜ͱͰΫϥ΢υαʔϏεɾϛυϧ΢ΣΞͷબఆΛߦ͏
    • ݚڀΛ࣮ӡ༻Ͱ࢖͑ΔΑ͏ʹ࣮૷͢Δ͜ͱͰ੒ޭͨ͠ Hashicorp ͷΑ͏ͳྫ΋͋Δ
    • ࿦จΛ௨ٕͯ͡ज़ΛΦʔϓϯʹ͢Δࣄ͕اۀɾίϛϡχςΟͷ༏Ґੑʹ΋ܨ͕Δ
    ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 11
    

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12. Φʔϓϯͳϓϩηεͷݚڀɾ࿦จ͕ੈքΛม͑Δ
    • ػցֶशͳͲͷจ຺Ͱ΋ arXiv ౳Ͱͷ࿦จϕʔεͷ৘ใަ׵͕੝Μ
    • ͍͢͝੎͍Ͱٕज़͕ਐา͍ͯ͘͠ͷΛ໨ͷ౰ͨΓʹग़དྷΔ
    • ͍ΘΏΔԾ૝௨՟ϒʔϜͷى͜Γ΋ͨͬͨ 9 ϖʔδͷ࿦จ͔Β
    • h*ps:/
    /bitcoin.org/bitcoin.pdf
    • ϙΞϯΧϨ༧૝ɾABC ༧૝ͷΑ͏ͳ਺ֶͷະղܾ໰୊΋ 1 ͭͷΦʔϓϯͳ࿦จ͔Βղܾ
    • h*ps:/
    /arxiv.org/abs/math/0211159
    • h*p:/
    /www.kurims.kyoto-u.ac.jp/~moHzuki/Inter-universal%20Teichmuller%20Theory%20I.pdf
    • ʰՀཟͱόβʔϧʱͷݚڀɾ࿦จ൛͕ى͖ͭͭ͋ΔͷͰ͸ͳ͍͔ʁ
    • "Given enough eyeballs, all bugs are shallow" ͸ݚڀɾ࿦จͷੈքͰ΋ద༻ՄೳͳͷͰ͸ͳ͍͔ʁ
    ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 12
    

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13. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 13
    

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14. վΊͯ: Web ΤϯδχΞͷੈքʹى͖ͭͭ͋Δ͜ͱ
    • ݚڀɾ࿦จ͕ΦʔϓϯʹͳΓݱ৔ϨϕϧͰ΋औΓೖΕΒΕ͸͡Ίͨ
    • اۀ΍ίϛϡχςΟʹͱͬͯ͸ެ։͢Δ͜ͱͷ༏Ґੑ΋͋ΔͨΊ
    • Ұݸਓͱͯ͠͸ެ։ɾऔಘ͕༰қͱͳΓશମͱͯ͠ͷϨϕϧ͕޲্ͨ͠
    • ݚڀɾ࿦จ͕લఏͱͳΓΞʔΩςΫνϟ͕ਐา͍ͯ͘͠Α͏ʹͳ͖ͬͯͨ
    • ෳࡶͱ͞Ε͍ͯͨ໰୊͕ԿΒ͔ͷݚڀख๏Ͱ͋Δఔ౓ղܾՄೳʹͳΔ
    • ϛυϧ΢ΣΞ΍Ϋϥ΢υαʔϏε΋ɺ༷ʑͳݚڀɾ࿦จΛݟͯબ΂Δ
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15. վΊͯ: Web ΤϯδχΞͷੈքʹى͖ͭͭ͋Δ͜ͱ
    • ཪΛฦͤ͹؆୯ͳ࢓ࣄ͸ͲΜͲΜՁ஋͕ബΕͯ͘ΔΑ͏ʹͳͬͨ
    • ϛυϧ΢ΣΞͷઃఆΛͯ͠ɺͨͩಈ͔ͤΔ͚ͩͰ͸μϝͳ࣌୅ʹͳͬͨ
    • Ͳ͏͍ͬͨઃఆͳͷ͔ʁ͜ͷઃఆʹ͢Δͱͳͥྑ͍ͷ͔ʁ
    • ਖ਼͍͠࿦ཧɾίʔυϨϕϧͰਖ਼֬ʹཧղ͍ͯ͠Δ͜ͱʹҙຯ͕͋Δ
    • ෳࡶԽ͢ΔதͰɺυϝΠϯ͸ߋʹࡉ͔͘ࡉ෼Խ͞ΕΔΑ͏ʹͳͬͨ
    • ͋Δఔ౓·Ͱ͸ڊਓͷݞʹ৐ΕΔ͕ɺ࠷దԽͷͨΊʹ͸࡞ΓࠐΈ͕ඞཁ
    • Ͳͷ "ڊਓ" ʹ৐Δͷ͔ʁ"ڊਓ" ΛͲ͏࢖͍͜ͳ͔͢ʁͱ͍͏ٕྔ΋ඞཁ
    ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 15
    

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16. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 16
    

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17. "ΤϯδχΞϦϯάΛͪΌΜͱ΍Δ"
    • "ͪΌΜͱ΍Δ" ͸༷ʑ͋Δ͕...ྫ͑͹ "ͪΌΜͱͯ͠Δͳ͋" ͱ͍͏ಉ྅͸࣍ͷ͜ͱ͕Ͱ͖͍ͯΔ
    • ૊৫΍ϛυϧ΢ΣΞͷഎܠΛਖ਼͘͠೺ѲͰ͖Δ
    • ૊৫΍ϛυϧ΢ΣΞͷ໰୊఺ΛࣗΒൃݟͰ͖Δ
    • ૊৫΍ϛυϧ΢ΣΞͷ໰୊఺Λղܾ͢Δख๏ΛఏҊͰ͖Δ
    • ఏҊͨ͠ख๏ΛࣗΒ࣮ફɾ࣮૷ͨ͠ΓͰ͖Δ
    • ఏҊͨ͠ख๏Λ࣮ફɾ࣮૷ͨ݁͠ՌΛଞख๏ͷ݁Ռͱൺֱ͠ߟ࡯Ͱ͖Δ
    • ্هͷ߲໨Λ࿦ཧతͰޡΓͷগͳ͍จষʹ·ͱΊΔ͜ͱ͕Ͱ͖Δ
    • ·ͱΊͨจষɾ࣮૷ͷ݁ՌΛެ։͠Φʔϓϯͳ৔Ͱٞ࿦͠վળͰ͖Δ
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18. "ΤϯδχΞϦϯάΛͪΌΜͱ΍Δ"
    • ݚڀɾ࿦จͷख๏ʹͱͯ΋͍ۙ
    • ࣮ࡍͷۀ຿ͱݚڀɾ࿦จͷڥք͸ݱ৔ϨϕϧͰ΋ᐆດʹͳ͖ͬͯͨ
    • ࣮ࡍʹձࣾͰ͸Կ͔େ͖ͳ͜ͱΛ΍Δͱ͖͸ Design Doc Λॻ͍͍ͯΔ
    • খ͞ͳ͜ͱΛ΍Δͱ͖΋ GitHub ͷ Issue ΍ PR Ͱٞ࿦ɾ࣮૷Λߦ͏
    • Ͳ͜·ͰຊؾͰߟ͑ൈ͍ͯɺٞ࿦ͯ͠ɺखΛಈ͔ͤΔ͔ɺͱ͍͏ͱ͜Ζ͕伴ʹͳΓͦ͏
    • "ΤϯδχΞϦϯάΛͪΌΜͱ΍Δ" ͕Ͱ͖ΔͱׂͱͲͷ෼໺Ͱ΋௨༻͢Δ
    • ͦͷͳ͔Ͱ༷ʑͳ෼໺ͷ஌ࣝΛऔΓೖΕͭͭઐ໳෼໺ΛਂԽͤ͞ΒΕΔ
    • WSA ݚͷΑ͏ͳ "ͪΌΜͱ΍Δ" Φʔϓϯͳ৔͕͋Δ͜ͱ͸ૉ੖Β͍͠ͱࢥ͏
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19. ͪΌΜͱ΍Δɺͷ࿈࠯Λͭ͘Δ
    • ͩΕ͔͕Φʔϓϯͳ৔Ͱ "ͪΌΜͱ΍Δ" ͜ͱͰ ...
    • ٞ࿦ʹࢀՃͨ͠ਓ΋ "ͪΌΜͱ΍Δ" ...
    • ͦͷਓ͕·ͨ "ͪΌΜͱ΍Δ" ...
    • ΈΜͳͪΌΜͱͰ͖Δʂ
    • ੈքϨϕϧͰٕज़ͷਐา͕ૣ͘ͳΔͷͰ͸ɺͱߟ͍͑ͯΔ
    • ͔ͤͬ͘ΤϯδχΞͳΜ͔ͩΒٕज़ͰੈքΛม͍͑ͨ
    • ٕज़͕ਐา͢Ε͹ੈք͸ฏ࿨ʹͳΔʂ
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20. !
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21. One more things...
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22. ͳͥ΍Δͷ͔ ΋ຊؾͰߟ͑ͯΈΔ
    • ;ͱཱͪࢭ·ͬͯ ͳͥ͜ΕΛ΍Δͷ͔ ΋ਂ͘ߟ͑௚ͯ͠ΈΔ
    • ͳٕͥज़ΛֶͿͷʁͳͥݚڀΛ͢Δͷʁ
    • ୯ʹ໘ന͍͔Βʁ࢓ࣄ͔ͩΒʁ৯΂͍ͯͨ͘Ί͚ͩʁ
    • ͜ͷٕज़ɾݚڀɾΞʔΩςΫνϟ͕࣮ݱͨ͠ઌʹͳʹ͕͋ΔͷͩΖ͏͔ʁ
    • ࣮ݱͨ͠ੈքͰɺࣗ෼͸Ͳ͏ͳ͍͍ͬͯͨͷͩΖ͏͔ʁ
    • ࣮ݱͨ͠ੈքͰɺΈΜͳ͸Ͳ͏ͳ͍ͬͯΔͷͩΖ͏͔ʁ
    • "ͪΌΜͱ΍Δ" ͷ͸೉͍͕͠ɺ࠳ંͦ͠͏ʹͳͬͨͱ͖ࣗ෼ʹྗΛ༩͑ͯ͘ΕΔ
    • ΈΜͳ͕ਖ਼ࣗ͘͠෼ͷ৴೦Λٕ࣋ͬͯज़Λਐาͤ͞Δ͜ͱ͕ਓྨͷฏ࿨ͳͷͰ͸ʁ
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23. ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 23
    

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24. "ͪΌΜͱ΍Δ" + "ͳͥ΍Δͷ͔"
    =
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25. ·ͱΊ
    • Ұݸਓͷݱ৔Ϩϕϧ͔Βݟͨ࠷ۙͷۀքͷྲྀΕʹ͍ͭͯ
    • ݚڀ΍࿦จΛϕʔεʹͨ͠ख๏΍ٞ࿦͕૿͖͍͑ͯͯΔ
    • Ұਓͷॻ͍ͨ࿦จ͕Φʔϓϯͳ৔ʹग़ͯੈքΛม͑Δ͜ͱ΋
    • Web ΤϯδχΞʹى͖ͭͭ͋Δ͜ͱʹ͍ͭͯ؆୯ʹߟ࡯
    • ؆୯ͳ࢓ࣄɾ಄Λ࢖Θͳ͍࢓ࣄ͸Ձ஋͕ࣦΘΕ͍ͯ͘
    • "ͪΌΜͱ΍Δ" ͜ͱ͕ඇৗʹେࣄʹͳ͍ͬͯ͘ͱ༧૝
    • "ͪΌΜͱ΍Δ" ͨΊʹ "ͳͥ΍Δͷ͔" ͷ࣠Λ࣋ͭ͜ͱͰਓྨ͕ฏ࿨ʹͳΔ͔΋
    ୈ 2 ճ Web System Architecture ݚڀձ (2018/05/12) | Yoshikawa Ryota ( @rrreeeyyy ) 25
    

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