HTTP/1.1 -> SPDY/3.1 -> HTTP/2

by Tatsuhiko Kubo

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HTTP/1.1 -> SPDY/3.1 -> HTTP/2 Tatsuhiko Kubo@cubicdaiya http2 RFCൃߦه೦LT@2015/04/14

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ࣗݾ঺հ • ٱอୡ඙(Tatsuhiko Kubo) • bokko@cubicdaiya • Software Engineer in Infrastructure Engineering • Mercari, Inc.

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is powered by SPDY/3.1(nginx)

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OSS࡞ͬͨΓίϯτϦϏϡʔτͨ͠Γ

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Agenda • HTTP/1.1Ͱ௨৴͢ΔWebαΠτͷύϑΥʔϚϯενϡʔχϯά • ↑Λ΍্ͬͨͰHTTP/2Խͯ͠Έͨ • ࣮ࡍͷWebΞϓϦέʔγϣϯ(Zabbix)Λݩʹܭଌ • Google Develper ToolsͰܭଌ • ࠨԼͷεςʔλεόʔʹදࣔ͞ΕͯΔ΍ͭ

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೔ຊ͔Βւ֎ͷZabbix dashboardʹΞΫηε

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Client • MacBookPro • Google Chrome • HTTP/2༗ޮ • ϒϥ΢βΩϟογϡ͸ৗʹແޮˣ

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Server(ॳظঢ়ଶ) • Apache(prefork) + mod_php • த਎͸Zabbix • KeepAlive Off • gzipѹॖແޮ • TLS Session Cache & Tickets༗ޮ

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Server(ॳظঢ়ଶ) "QBDIF 1PSU HTTPS Server (PPHMF"VUI1SPYZ "QBDIF 1PSU SSLऴ୺ Ϣʔβೝূ Zabbix

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ύϑΥʔϚϯε(ॳظঢ়ଶ) ߲໨໊ ܭଌ஋ લճ ͱͷൺֱ ॳظঢ়ଶ ͱͷൺֱ 3FDFJWFESFRVFTUT %BUB5SBOTGFS ,# -PBE5JNF TFD %0.$POUFOU-PBE FE5JNF TFD

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νϡʔχϯά ͦͷ1 KeepAlive On KeepAliveΛ༗ޮʹ͢Δ

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ύϑΥʔϚϯε ߲໨໊ ܭଌ஋ લճ ͱͷൺֱ ॳظঢ়ଶ ͱͷൺֱ 3FDFJWFESFRVFTUT %BUB5SBOTGFS ,# ,# ,# -PBE5JNF TFD TFD TFD %0.$POUFOU-PBE FE5JNF TFD TFD TFD

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νϡʔχϯά ͦͷ2 AddOutputFilterByType DEFLATE text/html AddOutputFilterByType DEFLATE text/css AddOutputFilterByType DEFLATE text/js AddOutputFilterByType DEFLATE text/javascript AddOutputFilterByType DEFLATE application/javascript AddOutputFilterByType DEFLATE application/json-rpc gzipѹॖΛ༗ޮʹ͢Δ

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ύϑΥʔϚϯε ߲໨໊ ܭଌ஋ લճ ͱͷൺֱ ॳظঢ়ଶ ͱͷൺֱ 3FDFJWFESFRVFTUT %BUB5SBOTGFS ,# ,# ,# -PBE5JNF TFD TFD TFD %0.$POUFOU-PBEF E5JNF TFD TFD TFD

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νϡʔχϯάͦͷ3 "QBDIF 1PSU HTTPS Server (PPHMF"VUI1SPYZ "QBDIF 1PSU SSLऴ୺ Ϣʔβೝূ Zabbix OHJOY 1PSU SSLऴ୺ΛnginxͰߦ͏

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νϡʔχϯάͦͷ3 # nginx.conf # in main context worker_processes auto; tcp_nopush on; keepalive_timeout 65s; open_file_cache max=1000 inactive=20s; ssl_session_cache shared:SSL:30m; gzip on; gzip_comp_level 9; gzip_types text/css text/plain text/js text/javascript application/javascript application/json-rpc; # in event context accept_mutex_delay 100ms; # in event context ੩తϑΝΠϧ͸શ෦nginxͰ഑৴͢Δ

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ύϑΥʔϚϯε ߲໨໊ ܭଌ஋ લճ ͱͷൺֱ ॳظঢ়ଶ ͱͷൺֱ 3FDFJWFESFRVFTUT %BUB5SBOTGFS ,# ,# ,# -PBE5JNF TFD TFD TFD %0.$POUFOU-PBEF E5JNF TFD TFD TFD

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νϡʔχϯάͦͷ4 listen 443 ssl spdy; SPDY/3.1Λ༗ޮʹ͢Δ

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ύϑΥʔϚϯε ߲໨໊ ܭଌ஋ લճ ͱͷൺֱ ॳظঢ়ଶ ͱͷൺֱ 3FDFJWFESFRVFTUT %BUB5SBOTGFS ,# ,# ,# -PBE5JNF TFD TFD TFD %0.$POUFOU-PBEF E5JNF TFD TFD TFD

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νϡʔχϯάͦͷ5 HTTPS Server (PPHMF"VUI1SPYZ "QBDIF 1PSU SSLऴ୺ Ϣʔβೝূ Zabbix OHJOY 1PSU SSLऴ୺Λh2o(HTTP/2)Ͱߦ͏ IP 1PSU

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ͳ͓ɺh2o͸gzipѹॖΛ αϙʔτ͍ͯ͠ͳ͍ͷͰ gzipѹॖ͸ApacheͰߦ͍·ͨ͠ (gzipѹॖࡁΈϑΝΠϧͷ഑৴͸Ͱ͖ΔΑ)

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ύϑΥʔϚϯε ߲໨໊ ܭଌ஋ લճ ͱͷൺֱ ॳظঢ়ଶ ͱͷൺֱ 3FDFJWFESFRVFTUT %BUB5SBOTGFS ,# ,# ,# -PBE5JNF TFD TFD TFD %0.$POUFOU-PBEF E5JNF TFD TFD TFD

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·ͱΊ • WebαΠτ(Zabbix)ΛHTTPαʔόͷνϡʔχϯά͚ͩͰ଎ͯ͘͠Έͨ • 4ඵ͔͔ͬͯͨWebϖʔδͷϩʔυ͕1ඵʹͳͬͨ • h2o+HTTP/2ͱnginx+SPDY/3.1Ͱ΄΅ಉ͡ • సૹྔ͸SPDY/3.1ͷ࣌ͱൺ΂ͯ7KBݮগ • ϔομѹॖ(HPACK)͕ޮ͍ͯΔ໛༷ • CPUό΢ϯυͳϕϯνϚʔΫͳΒh2oͷํ͕଎͍͸ͣ • ࠓճ͸ωοτϫʔΫϨΠςϯγͷ؍఺͔Βܭଌͯ͠Έ·ͨ͠