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fluentdによる大規模キュー設計
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Atsushi Takayama
June 01, 2015
Technology
5.2k
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fluentdによる大規模キュー設計
「Fluentd Meetup 2015 夏」で発表した内容です。
Atsushi Takayama
June 01, 2015
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Transcript
fluentdʹΑΔ େنΩϡʔઃܭ A large scale queue design with fluentd
ࣗݾհ • ߴࢁ Թ @edvakf • pixivͷອըࣄۀͷ։ൃऀ • ීஈॻ͍ͯΔͷScalaPHPɺͨ·ʹJSRubyGo •
࠷ۙϦʔυΤϯδχΞͱ͍͏ݞॻʹ • ձࣾͷٕज़બʹΛ࣋ͭ • ʮࣾͷΤϯδχΞ͕ͤʹಇͨ͘ΊʹʯΛߟ࣮͑ݱ͢Δۀ
ී௨ͷ ΣϒΞϓϦ+δϣϒΩϡʔ
Sidekiq
Resque Resque
MySQL Q4M PHP PHP PHP PHP Q4M batch
MongoDB PHP PHP PHP PHP Mongo batch
ྑ͍ • SidekiqResque൚༻δϣϒΩϡʔ • Rubyͷϝιου୯ҐͰ؆୯ʹδϣϒʹͰ͖Δ • ͘ΘΕ͍ͯΔ • ͠RedisMongoDBͳͲΛطʹ͍ͬͯΔͳΒ৽͍͠ ϛυϧΣΞΛಋೖ͠ͳͯ͘ྑ͍
͠ • 1ؒʹ10ສճͷδϣϒΛ࣮ߦ͠ͳ͍ͱ͍͚ͳ͔ͬͨΒ • ࣌ؒલͱ͔લͷঢ়ଶ·Ͱר͖ͬͯδϣϒΛ࣮ߦ ͠͞ͳ͍ͱ͍͚ͳ͔ͬͨΒ
ΞΫηεղੳ www.pixiv.net
࠷ॳʹߟ͑ͨҊ
MongoDB PHP PHP PHP PHP Mongo batch
ݒ೦ • MongoDB͕٧·ΔorམͪΔ • ͯ͢ͷPVͰॻ͖ࠐΉΑ͏ͳͱ͜ΖʹೖͰ͖Δ΄Ͳ ৴པͰ͖ͳ͍
ͦ͜Ͱfluentd
None
ߏ • ΞϓϦέʔγϣϯϩʔΧϧͷϑΝΠϧʹॻ͚ͩ͘ • fluentd͕ͦͬ͘Γͦͷ··సૹ͠ɺసૹઌͰϑΝΠϧ ʹॻ͖ࠐΉ • σʔϞϯͬΆ͍όονεΫϦϓτ͕ϑΝΠϧΛݹ͍ॱʹ ಡΜͰ͍ͬͯॲཧ͢Δ •
exec_filterʹ͢Δख͕͋ͬͨɺॾʑͷཧ༝͔ΒPHP ͰϑΝΠϧΛtailͯ͠ϙδγϣϯͷཧͳͲ͍ͯ͠Δ
རʢ̍ʣ • ϢʔβʔͷϦΫΤετΛॲཧ͍ͯ͠Δؒʹ௨৴͕ൃੜ͠ ͳ͍ • ϑΝΠϧͷॻ͖ࠐΈγʔέϯγϟϧͳͷͰઈରʹ٧ ·Βͳ͍ • సૹઌಉ༷ •
ϑΝΠϧγεςϜҰ൪ރΕͯΔετϨʔδ
རʢ̎ʣ • ॲཧͨ͠ޙϩά͕Δ • ԿΒ͔ͷΤϥʔͰόον͕͏·࣮͘ߦͰ͖͍ͯͳ͔ͬ ͨͱͯ͠ɺݩʹͬͯΓͤΔ • ࣦഊ͢Δͱઌʹਐ·ࣦͣഊ͠ଓ͚ΔΑ͏ʹͳ͍ͬͯͯɺ ରࡦͯ͠σϓϩΠ͢ΔͱਐΜͰ͘ΕΔ
རʢ̏ʣ • సૹઌΛΞΫςΟϒɾελϯόΠߏʹͰ͖Δ • ྆ํಉ͡ߏͰಉ͡όον͕ಈ͍͍ͯΔ
• “When an active node goes down, the standby node
is promoted to an active node.” • http://docs.fluentd.org/articles/out_forward#standby <server> name host1 host 192.168.xx.1 standby </server> <server> name host2 host 192.168.xx.2 </server>
·ͱΊ • fluentdͱϑΝΠϧγεςϜΛͬͯ৴པੑͷߴ͍େن ΩϡʔγεςϜΛߏஙͨ͠ • ϑΝΠϧʹγʔέϯγϟϧʹॻ͖ࠐΉ • 2Ҏ্ී௨ʹಈ͍͍ͯͯɺಉ͡Ͱ·ͩ·ͩϩάΛ ૹͬͯͳͦ͞͏ •
ϑΝΠϧ͕͍ͬͯΔ҆৺ײ