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by kazuho

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'BTUMZͷϓϩάϥϚ͔Βݟͨ$%/ Ԟ Ұึ ೥݄

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• ೥૑ۀͷ$%/ • ໿ਓͷैۀһ • ੈք̓ϲॴʹΦϑΟε • 5CQTͷόϯυ෯ 'BTUMZͱ͸

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• ೥݄ೖࣾ • 1SJODJQBM044&OHJOFFS – )551 5-4 26*$࣮૷ʮ)0ʯͷ։ൃ – ͦΕΒϓϩτίϧͷඪ४Խ׆ಈʹࢀՃ ࣗݾ঺հ

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ຊ೔͓࿩͢Δ಺༰͸$%/ͷதͷΤϯδχΞ ͔ΒݟͨݸਓతҙݟͰ͋Γɺࣾͱͯ͠ͷݟ ղΛࣔ͢΋ͷͰ͸͋Γ·ͤΜ ͓͜ͱΘΓ

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• 'BTUMZͷ101ઃܭ • શੈքతͳ෼ࢄ,74 • &EHF$MPVE • ΠϯλʔωοτͷਐԽͱ$%/ ΞδΣϯμ

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'BTUMZͷ101ઃܭ

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$%/ʹΩϟογϡͤͨ͞΄͏͕଎͍ $%/ʹΩϟογϡͤͨ͞΄͏͕͍҆ ˣ Ωϟογϡώοτ཰ΛߴΊ͍ͨ $%/Λ࢖͏ཧ༝

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IUUQTXXXGBTUMZDPNOFUXPSLNBQ 101T

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• ίϯϏχϞσϧ – Ϣʔβͷۙ͘ʹͨ͘͞Μͷ101 – ϝϦοτ௿ϨΠςϯγ • εʔύʔϚʔέοτϞσϧ – *9ͷۙ͘ʹڊେͳ101 – ϝϦοτΩϟογϡώοτ཰ߴ ̎छྨͷϞσϧ

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• Ωϟογϡώοτ͠ͳ͍ͳΒϨΠςϯγ Λ࡟Δҙຯ͕ͳ͍ • ਺NTϨΠςϯγ͕૿͑Δͱͯ͠΋ɺώο τ཰ͷߴ͍ڊେͳ101Λ഑ஔ͢΂͖ ˣ ڊେͳ101ͳΒͰ͸ͷٕज़త՝୊ͱ͸ 'BTUMZ͸εʔύʔϚέοτϞσϧ

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• 101ຖͷΩϟύγςΟ ྫ – ࠷େ5CQTΫϥεͷωοτϫʔΫ • ໿.314 – ୆ͷαʔόΫϥελ • (#ϝϞϦ • 5#44% • νϟϨϯδίετͱߴՄ༻ੑ 'BTUMZͷ101

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ϧʔςΟϯά

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IUUQTXXXGBTUMZDPNCMPHCVJMEJOHBOETDBMJOHGBTUMZOFUXPSLQBSUGJHIUJOHGJC ϧʔλϨεɾϧʔςΟϯά

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ϩʔυόϥϯα L2SW L/B Server B Server A Server C

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εςʔτϨεɾϩʔυόϥϯε L2SW Server B Server A Server C ECMP (hash(ip:port))

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εςʔτϨεɾϩʔυόϥϯε L2SW Server B Server A Server C ECMP (hash(ip:port)) IUUQTXXXGBTUMZDPNCMPHCVJMEJOHBOETDBMJOHGBTUMZOFUXPSLQBSUCBMBODJOHSFRVFTUT

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• ཁ݅ – Ϋϥελ಺Ͱ࠷௿̎ϊʔυ͕ॻࠐ – ฏۉXSJUFTTFDɾTFSWFS • )551Ϩεϙϯεͷ͕Ωϟογϡߋ৽ͱԾఆ • ॻ͖ࠐΈ୯Ґʹ)551Ϩεϙϯε ൺֱతେ • 44%ͷ໰୊ – ॻࠐϨΠςϯγ – ΢ΣΞϨϕϦϯά 44%Ωϟογϡ

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• ղܾࡦ – ಠࣗϑΝΠϧγεςϜ – Ұൠతͳ GTΑΓ؇͍Ұ؏ੑཁ݅ – 44%ͷಛੑʢྫϒϩοΫαΠζʣʹ࠷దԽ 44%Ωϟογϡ

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• ϧʔςΟϯά • 5$1ͷνϡʔχϯά – ᫔᫓੍ޚɺ*/*5$8/% • ܧଓతͳϞχλϦϯάͱϑΟʔυόοΫ – ੈք֤஍ʹϞχλϦϯάϊʔυ ωοτϫʔΫͷ؂ࢹͱνϡʔχϯά

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ߴ଎ͳ)551࣮૷

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• 'BTUMZͷ101ͷಛ௃ – εʔύʔϚʔέοτϞσϧʢߴώοτ཰ʣ – ΧελϜιϑτ΢ΣΞʹΑΓ – ߴՁͳઐ༻ϋʔυ΢ΣΞΛ༻͍ͣʹ – ߴՄ༻ੑͱߴޮ཰ੑΛ࣮ݱ • ϧʔςΟϯά • ϩʔυόϥϯε • ϑΝΠϧγεςϜ • ܧଓతͳ؂ࢹ – 5$1 5-4 )551Ϩϕϧͷνϡʔχϯά ·ͱΊ

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શੈքతͳ෼ࢄ,74

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• 7BSOJTI$POUSPM-BOHVBHF 7$- – )551ϦΫΤετͷॲཧΛΧελϚΠζ͢Δ ϓϩάϥϛϯάݴޠ sub vcl_miss { if (req.http.User-Agent ~ "Googlebot") { set req.backend = F_special_google_backend; } return(fetch); } ϓϩάϥϜՄೳͳ$%/

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• ϦΫΤετͷϧʔςΟϯά • ϦΫΤετͷॻ׵ • Ϩεϙϯεϔομͷॻ׵ • ϦΫΤετͷ࠶ૹʢճ਺੍ݶ͋Γʣ • ʜ 7$-ͰͰ͖Δ͜ͱ

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• 63-Λࢦఆͯ͠ͷύʔδ • αϩήʔτɾΩʔΛࢦఆͯ͠ͷύʔδ – ಛఆͷΩʔ͕͍ͭͨΩϟογϡΛ·ͱΊͯ ύʔδ HTTP/1.1 200 OK Content-Type: text/html Content-Length: 1234 Surrogate-Key: mainpage template-a … Πϯελϯτɾύʔδ

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• ϓϩάϥϜՄೳͳ$%/ • 63-Ͱࢀর͠ɺΩϟογϡ – ϦΫΤετॻ׵ʹΑΓ೚ҙͷΩʔͰࢀরՄೳ • ೚ҙͷλΠϛϯάɾཻ౓Ͱύʔδ શੈքతͳ෼ࢄ,74

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4IJFMEJOH Origin NRT POP LHR POP SFO POP ITM POP

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• ٕज़ཁૉ – େ༰ྔͷΩϟογϡ – Πϯελϯτɾύʔδ – 4IJFMEJOH ۃΊͯߴ͍Ωϟογϡ཰Λ࣮ݱՄೳ

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&EHF$MPVE

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• 8FC"QQMJDBUJPO'JSFXBMM – σϑΥϧτʴΧελϚΠζՄೳͳϧʔϧ • %%P4 – $%/͸ωοτϫʔΫ༰ྔ͕େ͖͍ • খ͞ͳ%%P4͸໰୊ʹͳΒͳ͍ – %%P4ʹରԠ͢Δઐ༻ͷ4JOL ߈ܸରࡦ

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• ը૾ͷαΠζɺ඼࣭ɺѹॖํࣜΛΫϥΠ Ξϯτຖʹ࠷దԽ ը૾࠷దԽ

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... ...… ...… ...… &EHF4JEF*ODMVEFT

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ϚΠΫϩαʔϏε߹੒ ೝূ IUUQTTQFBLFSEFDLDPNSZZTENJDSPTFSWJDFTPOGBTUMZ

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ΠϯλʔωοτͷਐԽͱ$%/

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• 5$1 • ΢Σϒ஀ੜ • )551 • 5-4 • )551 • 5-4 ࣮࣭ 5-4 • 26*$ ࣮࣭ 5$1 Πϯλʔωοτϓϩτίϧͷྺ࢙

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• ϓϩτίϧ্ͷ੍ݶ͕ϘτϧωοΫʹ • εϚʔτϑΥϯͷීٴ • $%/ͷຄڵ – ϓϩτίϧਐԽʹ͸ΫϥΠΞϯτ։ൃऀͱ αʔό։ൃऀͷ߹ҙ͕ඞཁ – αʔό։ൃʹ౤ࢿ͢Δ૊৫ʹ$%/ • εϊʔσϯࣄ݅ ͳͥࠓͳͷ͔ r ͍͔ͭ͘ͷཧ༝

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• શͯͷ௨৴Λ҉߸Խ – ϓϥΠόγʔอޢͱߗ௚Խରࡦͷཱ྆ • ΑΓਝ଎ͳηοτΞοϓ – 355 1VTI &BSMZ)JOUT • ωοτϫʔΫΛ·͍ͨͰ΋్੾Εͳ͍௨৴ – ઀ଓͷϋϯυΦʔόʔͱϚϧνύεରԠ • ྼѱͳ؀ڥԼͰ΋೪Γڧ͘ – ϔουΦϒϥΠϯϒϩοΩϯάͷղܾɺલํ Τϥʔగਖ਼ ϓϩτίϧਐԽͷํ޲ੑ

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• %/4PWFS)5514 – %/4ΫΤϦͷԠ౴΋$%/͔ΒɺηΩϡΞʹ • &BSMZ)JOUT$BDIF%JHFTUTGPS) – ΦϦδϯͷॲཧதʹ$%/͔ΒΞηοτΛ഑৴ • 4FSWFS5JNJOH – ϦΫΤετड৴ɺϨεϙϯεੜ੒ɺ഑৴λΠϛϯάΛ+4Ͱऔಘ • 4FDPOEBSZ$FSUJGJDBUFT – ̍ຊͷ5-4઀ଓͰෳ਺ͷূ໌ॻΛ࢖༻ • 4IPSU5FSN$FSUT%FMFHBUFE$SFET – ൿີݤ࿙ӮͷӨڹΛ੍ݶ ݕӾରࡦؚΉ • 7BSJBOUT – 7BSZͷΩϟογϡരൃ໰୊Λղܾ $%/ʹಛʹؔ܎ͷ͋Δϓϩτίϧ֦ு

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26*$

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26*$ IUUQTXXXJFUGPSHQSPDFFEJOHTTMJEFTTMJEFTRVJDQEG

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• ʙ355Ͱͷ઀ଓཱ֬ • ϔουΦϒϥΠϯϒϩοΩϯάͷղܾ • ωοτϫʔΫΛ·͍ͨͰ΋్੾Εͳ͍ • ΑΓྑ͍ϓϥΠόγʔอޢ • ਐԽΛଓ͚Δ௨৴ϓϩτίϧ – Χʔωϧ΍ϧʔλͷӨڹΛഉআ • ΞοϓσʔτͰ͖ͳ͍σόΠε͸௕ظతʹݟͯअ ຐʹͳΔ 26*$ͷ໨ඪ

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• τϥϯεϙʔτͷઃܭ͸ݻ·Γͭͭ͋Δ – ࢒݅ • ϋϯυγΣΠΫઃܭͷϦϑΝΫλ • ύέοτ൪߸҉߸Խ • )551ʗϔομѹॖͷৄࡉ͸͜Ε͔Β 26*$ඪ४Խͷਐ௙ঢ়گ

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26*$r ૬ޓ઀ଓࢼݧ

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• .BSL/PUUJOHIBN – )551 26*$8(ٞ௕ *"#ϝϯόʔ • +BOB*ZFOHBS – *$$3(ٞ௕ 26*$ඪ४ͷΤσΟλ • +PFM+BFHHMJ – /FUNPE 8(ٞ௕ • .FMJOEB4IPSF – 5SBOT8( %*/3(ٞ௕ *"#ϝϯόʔ 'BTUMZͱϓϩτίϧඪ४Խ

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·ͱΊ

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• ΑΓ҆͘ɺΑΓ଎͘ίϯςϯπΛ഑৴ – ߴ͍Ωϟογϡώοτ཰Λ࣮ݱ • શੈքతͳ෼ࢄ,74 – ϓϩάϥϚϒϧͳ$%/ – ॊೈͳ੍ޚ • &EHF$MPVE – ͞Βʹ༷ʑͳػೳΛఏڙ • ϓϩτίϧͷਐԽΛଅਐ – )551 5-4 26*$ $%/ͱͯ͠ͷϛογϣϯ