Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
ライブストリーミングサービスの負荷を捌くためにしたNのこと
Search
Keigo AOKI
July 03, 2016
Technology
1
380
ライブストリーミングサービスの負荷を捌くためにしたNのこと
YAPC::Asia Hachioji 2016 mid in Shinagawaで発表した資料
Keigo AOKI
July 03, 2016
Tweet
Share
More Decks by Keigo AOKI
See All by Keigo AOKI
Potential EM 制度を始めた理由、そして2年後にやめた理由 - EMConf JP 2025
hoyo
2
4.3k
【MediaLive利用事例】ライブ授業配信システムのリニューアル / Renewal of the live lesson streaming system
hoyo
0
310
20140822_DITS4LT
hoyo
1
520
20140125_Titanium新年会LT
hoyo
0
420
20130126_Titanium新年会LT
hoyo
0
560
Other Decks in Technology
See All in Technology
Rethinking Incident Response: Context-Aware AI in Practice
rrreeeyyy
1
390
CDKコード品質UP!ナイスな自作コンストラクタを作るための便利インターフェース
harukasakihara
2
200
Contributing to Rails? Start with the Gems You Already Use
yahonda
2
120
20250708オープンエンドな探索と知識発見
sakana_ai
PRO
4
860
United™️ Airlines®️ Customer®️ USA Contact Numbers: Complete 2025 Support Guide
flyunitedguide
0
780
アクセスピークを制するオートスケール再設計: 障害を乗り越えKEDAで実現したリソース管理の最適化
myamashii
1
330
対話型音声AIアプリケーションの信頼性向上の取り組み
ivry_presentationmaterials
2
690
いつの間にか入れ替わってる!?新しいAWS Security Hubとは?
cmusudakeisuke
0
160
セキュアな社内Dify運用と外部連携の両立 ~AIによるAPIリスク評価~
zozotech
PRO
0
100
Four Keysから始める信頼性の改善 - SRE NEXT 2025
ozakikota
0
210
Lufthansa ®️ USA Contact Numbers: Complete 2025 Support Guide
lufthanahelpsupport
0
240
Copilot coding agentにベットしたいCTOが開発組織で取り組んだこと / GitHub Copilot coding agent in Team
tnir
0
150
Featured
See All Featured
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
addyosmani
7
740
Designing Dashboards & Data Visualisations in Web Apps
destraynor
231
53k
VelocityConf: Rendering Performance Case Studies
addyosmani
332
24k
Writing Fast Ruby
sferik
628
62k
The Success of Rails: Ensuring Growth for the Next 100 Years
eileencodes
45
7.5k
Art, The Web, and Tiny UX
lynnandtonic
299
21k
Fireside Chat
paigeccino
37
3.5k
A Tale of Four Properties
chriscoyier
160
23k
CSS Pre-Processors: Stylus, Less & Sass
bermonpainter
357
30k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
Raft: Consensus for Rubyists
vanstee
140
7k
XXLCSS - How to scale CSS and keep your sanity
sugarenia
248
1.3M
Transcript
Concert crowd with stage lights | CC-BY: Vector Open Stock
https://www.vectoropenstock.com/vectors/preview/69124/concert-crowd-with-stage-lights ϥΠϒετϦʔϛϯάαʔϏεͷ ෛՙΛࡹͨ͘Ίʹͨ͠Nͷ͜ͱ ੨ ܒ߶ @hoyo1111 n = 3
@hoyo1111 ੨ܒ߶ʢ͓͖͚͍͋͝͏ʣ גࣜձࣾѮɹɹɹɹࣥߦһ$50ɹˡࠓͬͪ͜ͷ גࣜձࣾϗϤελɹදऔక 1)1FSͰ͢
ओʹ1IBMDPOͱ͍͏ϑϨʔϜϫʔΫΛ͍ͬͯ·͢ ͱͱӦۀͬͯ·ͨ͠ʢʣ ΤϯδχΞͱͯ͠ͷ࣮ܦݧѮ͕ࣾͰ͢
ࠓ͢͜ͱ ΤϯδχΞܦݧθϩͷਓ͕ؒελʔτΞοϓʹδϣΠϯͯ͠ɺ ؾ߹ͱࠜੑͰαʔϏεΛܧଓ͖ͤͯͨ͞Τϐιʔυ αʔϏεͷεέʔϧʹؔ͢Δͻͱͭͷࣄྫ ΠϯϑϥͷεέʔϧΛߟ͑Δͱ͖ʹ৺͕͚͍ͯΔ͜ͱ
Concert crowd with stage lights | CC-BY: Vector Open Stock
https://www.vectoropenstock.com/vectors/preview/69124/concert-crowd-with-stage-lights ϥΠϒετϦʔϛϯά
Concert crowd with stage lights | CC-BY: Vector Open Stock
https://www.vectoropenstock.com/vectors/preview/69124/concert-crowd-with-stage-lights
None
Concert crowd with stage lights | CC-BY: Vector Open Stock
https://www.vectoropenstock.com/vectors/preview/69124/concert-crowd-with-stage-lights ഭΓདྷΔόʔεττϥϑΟοΫ
ϥΠϒετϦʔϛϯάத
ࢹௌऀ͕૿͑ͳ͍Α͏ʹ ϓογϡ௨Λ͖͋ΒΊΔ҉ࠇظ n = 1 ʢ2લ͘Β͍ʣ
ଓ͚ͯݟΔϢʔβ͍ΔͷͰ 19࣌ΑΓ20࣌ɺ 20࣌ΑΓ21࣌ͷ΄͏͕ ΞΫηε͕૿͑Δ͜ͱ͕ଟ͍ तۀ5ʙ10લʹϓογϡ௨Λૹ͍͕ͬͯͨɺ ෛՙ͕ߴ͍ͷͱ͖҆ఆੑΛ༏ઌ͠ٽ͘ٽ͖͋͘ΒΊΔ͜ͱ…
ΞΫηε૿ͷରࡦ͕΄΅օແͰ ίϝϯτऔಘͷͨΊͷϙʔϦϯάͰ αʔόͷෛՙ͕૿େ͠ଓ͚Δ ʂ ͏ݶք ʂ
$BDIJOH-PBE#BMBODJOH
ElastiCache(Memcached)Λ͍ ίϝϯτऔಘͳͲҰ෦ʹ͍ͭͯ HTTPϦΫΤετ݁ՌΛΩϟογϡ ʂ
Ξοϓϩʔυͨ͠ը૾ͳͲ ֨ೲઌΛS3ʹมߋ ʂ ηογϣϯใͷอଘઌ Memcacheʹมߋ ELBΛಋೖ
n = 2 ৴͕ελʔτ͢ΔλΠϛϯά͚ͩ ҟৗͳ΄ͲԠ͕͘ͳΔ֦େظ ʢલ͘Β͍ʣ
ΞϓϦىಈ࣌ʹΫΤϦ͕ଟ࣮ߦ - Ϣʔβೝূ / ձһεςʔλε֬ೝ - ৴εέδϡʔϧදࣔ - ΞϓϦ௨ͷ༗ແ֬ೝɹͳͲ ʂ
͏ݶք ʂ
"NB[PO"VSPSB
ʂ RDSͷΤϯδϯΛAuroraมߋ ߋ৽ܥΫΤϦͷΈwriterʹ͚Δ ࢀরܥΫΤϦread replica
nginx php-fpm haproxy writer read replica read replica
n = 3 ͨΓతͩͬͨϩάऩू͕ αʔϏεͷΛ્͢Δసظ ʢ΄΅ݱࡏਐߦܗʣ
ϥΠϒετϦʔϛϯάࢹௌϢʔβͷ ΞΫηεϩάΛMySQLʹอଘ ࢹௌ։࢝ˠΛѲ͍ͨͨ͠Ί ϙʔϦϯάͷDBʹΫΤϦ͕Δ ͏ݶք ʂ
4FSWFSMFTT"SDIJUFDUVSF
ϩάͷҰ࣌อଘઌΛ DynamoDBʹมߋ͠ɺ طଘͷAPI Server͔Β LambdaʹॲཧΛҕৡ
ϩάͷҰ࣌อଘઌΛ DynamoDBʹมߋ͠ɺ طଘͷAPI Server͔Β LambdaʹॲཧΛҕৡ ৴ऴྃޙʹWorker͕ DynamoDBͷϨίʔυΛ దʹܗ͔ͯ͠Βอଘ
Concert crowd with stage lights | CC-BY: Vector Open Stock
https://www.vectoropenstock.com/vectors/preview/69124/concert-crowd-with-stage-lights େʹ͖ͯͨ͜͠ͱ
Concert crowd with stage lights | CC-BY: Vector Open Stock
https://www.vectoropenstock.com/vectors/preview/69124/concert-crowd-with-stage-lights #VJMEUP5IJOL
Γͳ͕Βߟ͑Δ ձࣾαʔϏεͷϑΣʔζʹΑͬͯબࢶແݶେ ࣍ʑͱ৽͍ٕ͠ज़͕ग़ͯ͘ΔͷͰ࠷దղৗʹมԽ͢Δ ͦͦɺεέʔϧͷ֦େΑΓ༏ઌ͖͢͜ͱ͕͍͍ͩͨଟ͍
Concert crowd with stage lights | CC-BY: Vector Open Stock
https://www.vectoropenstock.com/vectors/preview/69124/concert-crowd-with-stage-lights OBOJHJHBOUVNVNFSJTJOTJEFOUFT
ڊਓͷݞʹͷΔ ୳ͤࢁͷΑ͏ʹέʔεελσΟ͕ग़ͯ͘Δ શͯΛθϩ͔Β͍ͭͬͯ͘Δ༨༟ͳ͍ ελʔτΞοϓʹͱͬͯɺ࠷ઌͷҰา͋ͱΛาΉ͘Β͍͕ ͪΐ͏Ͳ͍͍ʢ߹ଟ͍ʣ ٕज़ͷΈ߹Θͤ࣍ୈͰʢ͋Δఔ·ͰʣͳΜͱ͔ͳΔ
Concert crowd with stage lights | CC-BY: Vector Open Stock
https://www.vectoropenstock.com/vectors/preview/69124/concert-crowd-with-stage-lights 8FSF)JSJOH