SPDY導入物語
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urapico
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SPDYಋೖޠ 10/15 2015 Goodpatch, Inc. ԘӜ (PPEQBUDI&OHJOFFS.FFUVQ7PM ͳͥɺզʑ)"1SPYZ͔Β/HJOYʹ Γସ͑ͳ͚ΕͳΒͳ͔ͬͨͷ͔
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ԘӜɹ @urapico ɾPrott αʔόʔαΠυɾΠϯϑϥ ɾEmacs / Atom ɾ࠷ۙ : YAML / Ruby / JavaScript
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41%: ಋೖɺͦͯ͠ʜ )"1SPYZͱͷ֨ಆ ͜Μʹͪɺ/HJOY ΞδΣϯμ
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41%:ʁ BCPVU41%:
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SPDY? • Google ͕ఏএ͍ͯ͠ΔWWWͷϓϩτίϧ • HTTP/2ʢRFC ඪ४Խʣ • SSLඞਢ • WebදࣔͷߴԽ
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SPDY? • ϖʔδϩʔυ͕ଳҬ෯ͱൺྫͯ͠ͳ͍ • TCPίωΫγϣϯΛ̍ͭʹ·ͱΊΔ • ಉ࣌ʹϦιʔεͷϦΫΤετॲཧ͕Մೳʹ • ಡΈࠐ·ΕΔϦιʔεͷΛݮΒ͢ΑΓɺϑΝΠ ϧαΠζΛখ͘͢͞Δํ͕ޮՌత • CSS Spritesͱ͔ɺٯޮՌʂʁ
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ಋೖ͢Δͧʂ ·ͣɺϕϯνΛʂʂ
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ϕϯνϚʔΫπʔϧͷҙ SPDYͷϓϩτίϧΛΔ πʔϧ͡Όͳ͍ͱଌఆͰ͖ͳ͍
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h2load in nghttp2
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ϕϯν݁Ռ *ϩʔΧϧڥͰ؆қతʹ࣮ࢪ
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ϕϯν݁Ռ *ϩʔΧϧڥͰ؆қతʹ࣮ࢪ վળ͕ݟࠐΊͨ
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ಋೖɺͦͯ͠ʜ
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• Load Balancer ʢL7ʣ • SSLͷऴ • SPDYରԠʢઃఆมߋʣ
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Why HAProxy? PrimusͳͲͰɺਪ͞Ε͍ͯͨΓ… IUUQTHJUIVCDPNQSJNVTQSJNVT
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Why HAProxy? PrimusͳͲͰɺਪ͞Ε͍ͯͨΓ… IUUQTHJUIVCDPNQSJNVTQSJNVT ͿͬͪΌ͚ Joinͨ࣌͠ʹɺ ͢Ͱʹಋೖ͞Ε͍ͯͨͷͰ…
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αʔόʔߏ user LB sv Amazon S3 CloudFront AP sv AP sv DB svs Cache sv Private Network
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6/4 SPDYରԠ HAProxyͷઃఆΛมߋͯ͠
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6/4 SPDYରԠ HAProxyͷઃఆΛมߋͯ͠ ΫϥΠΞϯταΠυͰͷ վળͷͨΊ ࣮ࡍͷޮՌଌఆ͕͍͠ ࠓޙͷ՝
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ಋೖɺͦͯ͠… • ΞΫηεϩά͕࣮ଶͱဃ͍ͯ͠Δঢ়ଶ • ΞΫηεݩͷIPΞυϨε͕શͯɺ Load BalancerͷIPΞυϨεʹͳͬͯΔ!! • ຊͰͷࣄྫ͕ҟৗʹগͳ͍ • ͳΜͱ͔͠ͳ͍ͱʼʻ
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)"1SPYZͱͷ֨ಆ )"1SPYZʜ
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HAProxyͱͷ֨ಆ • L7 → L4 ͷLB • L4͔ΒHTTPϔομʔͷΞΫηεෆೳ • forwardfor option͕ແޮ • ಁաϓϩΩγʔͳΒ࣮ݱͰ͖Δʂʂ
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ಁաϓϩΩγʔ • iptablesΛઃఆ࣮ͯ͠ݱ͢Δ • ઃఆ͢Δͷ͕ඇৗʹ͍͠ • ݟ͕ͳ͍ • ઃఆϛε͕αʔϏεશମͷμϯ
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ಁաϓϩΩγʔ • iptablesΛઃఆ࣮ͯ͠ݱ͢Δ • ઃఆ͢Δͷ͕ඇৗʹ͍͠ • ݟ͕ͳ͍ • ઃఆϛε͕αʔϏεશମͷμϯ ࢥ͍Μͩ݁Ռ …
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w ಋೖ͢Δͧʂ /HJOY͕͍͍ͨͰ͢ɾɾɾ
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͜Μʹͪɺ/HJOY )FMMP/HJOY
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• ίϛϡχςΟʔɾ։ൃ͕׆ൃ • LBͱͯ͠ͷར༻ࣄྫଟ͍ • ׳Ε͍ͯΔ (HAProxyΑΓ) • L7ͰSPDYʹରԠՄೳʂʂ
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• ίϛϡχςΟʔɾ։ൃ͕׆ൃ • LBͱͯ͠ͷར༻ࣄྫଟ͍ • ׳Ε͍ͯΔ (HAProxyΑΓ) • L7ͰSPDYʹରԠՄೳʂʂ Γସ͑ͯ ͕ͳ͍ͷ͔ ϕϯνΛ࣮ࢪ
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ଓ͕ଟ͍ڥʹΑͬͯɺ)"1SPYZΑΓྑ͍ࣈ͕ग़Δ ϕϯνϚʔΫɹ
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ࣄલʹϦΧόϦʔͷखॱؚΊͯ2JJUB5FBNͰڞ༗
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8/11 ೖΕସ࣮͑ࢪ HAProxy͔ΒNginx
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NginxೖΕସ͑ͨ݁Ռ… *HAProxyΑΓେ෯ʹϨΠςϯγʔͷվળ
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NginxೖΕସ͑ͨ݁Ռ… *HAProxyΑΓେ෯ʹϨΠςϯγʔͷվળ ϨΠςϯγʔ͕ 3.4ഒվળ
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·ͱΊ
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·ͱΊ SPDYΛಋೖ͠Α͏ͱ͚ͨͩ͠ͳͷʹɺ ؾ͍ͨΒɺLBͷϛυϧΣΞΛ มߋ͢ΔӋʹ…
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·ͱΊ ࠓޙɺੵۃతʹϛυϧΣΞͷࠩ͠ସ͑ɺ όʔδϣϯΞοϓߦ͍ͬͯ͘ ͪΖΜɺHTTP/2ʹॱ࣍ରԠ͍͖͍ͯͨ͠
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·ͱΊ ࠓޙɺੵۃతʹϛυϧΣΞͷࠩ͠ସ͑ɺ όʔδϣϯΞοϓߦ͍ͬͯ͘ ͪΖΜɺHTTP/2ʹॱ࣍ରԠ͍͖͍ͯͨ͠ Nginx HAProxy H2O
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·ͱΊ ϑϩϯταΠυͷ ϨΠςϯγʔͷଌఆɺ͍͠ ਪଌ͢Δͳܭଌ͠Ζʂ ʊਓਓਓਓ ਓਓਓਓʊ ʼ վળ͍͖ͯ͠·͢ʂʂ ʻ ʉY^Y^Y^Y^Y^Y^Y^Yʉ
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͝ਗ਼ௌ ͋Γ͕ͱ͏͍͟͝·ͨ͠