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
DynamoDBとBloomFilterのムフフなカンケイ
Search
co-sche
November 11, 2016
Technology
1.5k
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
DynamoDBとBloomFilterのムフフなカンケイ
メディアのための広告配信システム、A.J.A.でのDynamoDBとBloomFilterの活用事例
co-sche
November 11, 2016
More Decks by co-sche
See All by co-sche
PackerとAnsibleでコンパクトに始めるInfrastructure as Code
co_sche
0
270
Other Decks in Technology
See All in Technology
猫付きpingコマンドを自作
uyuki234
0
250
Bits AI を制するものは Datadog を制す / The player that controls Bits AI, controls Datadog
kaminashi
0
110
LLM Internals: 언어 모델의 계보와 알고리즘 진화 (2023~2026)
inureyes
PRO
0
290
生成 AI の基礎 〜 サンプル実装で学ぶ基本原理
enakai00
7
4.4k
トヨタ⽣産⽅式(TPS)⼊⾨
recruitengineers
PRO
3
920
【CEDEC2026】『Relink』を拡張せよ - 『GRANBLUE FANTASY: Relink - Endless Ragnarok』の開発速度と品質を守るCI運用
cygames
PRO
0
190
『三匹の子ぶた』から学ぶネットワークセキュリティの昔と今 / Network Security: Then and Now Through the Lens of The Three Little Pigs
nttcom
1
6.2k
Contract One Engineering Unit 紹介資料
sansan33
PRO
0
19k
ボトムアップ文化が強い組織で セキュリティをどう根付かせていくかの現在進行形の話 / Making Security Stick in a Bottom-Up Organization
yamaguchitk333
0
240
LLM・AIエージェントシステムベストプラクティス
shibuiwilliam
6
1.4k
FDEの心得
noriakioji
5
6.1k
事業価値と Engineering 2026年度版
recruitengineers
PRO
50
24k
Featured
See All Featured
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
17k
Reality Check: Gamification 10 Years Later
codingconduct
0
2.3k
Have SEOs Ruined the Internet? - User Awareness of SEO in 2025
akashhashmi
0
420
Deep Space Network (abreviated)
tonyrice
0
260
Building the Perfect Custom Keyboard
takai
2
840
The Illustrated Children's Guide to Kubernetes
chrisshort
51
53k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
38
3k
Raft: Consensus for Rubyists
vanstee
141
7.6k
Leading Effective Engineering Teams in the AI Era
addyosmani
9
2.3k
Practical Orchestrator
shlominoach
191
12k
So, you think you're a good person
axbom
PRO
2
2.1k
[RailsConf 2023] Rails as a piece of cake
palkan
59
6.9k
Transcript
DynamoDBͱBloomFilterͷ ϜϑϑͳΧϯέΠ
ࣗݾհ ฏদ ߛయ • A.J.A. ϓϩάϥϚʔɾΞʔΩςΫτ • നนͷ֗ ෑग़ •
Ϊλʔ͍ͬͺ͍࣋ͬͯΔ • ͓ڕ৯ΒΕͳ͍ • https://github.com/co-sche
None
લճɺBloomFilterͷಈ࡞ݪ ཧͳͲʹ͍ͭͯΛ͠·ͨ͠ɻ IUUQXXXTMJEFTIBSFOFUDPTDIFTT
A.J.A.ͰͲ͏ΘΕ͍ͯΔͷ͔Λ Γ͍ͨͱ͍͏্͕͕ͬͨͷͰɺࠓ ճͦͷลΛத৺ʹ͓͠͠·͢ɻ
͘͡ • DynamoDB • DynamoDBͷ׆༻ࣄྫ • DynamoDBͷ • BloomFilter •
DynamoDB with BloomFilter
DynamoDB
DynamoDB • AWSͷϑϧϚωʔδυͳ NoSQL DB • ΩϟύγςΟϢχοτͱ͍͏୯ҐͰRead/WriteΛݟ ੵͬͯઃఆ͢Δ͚ͩͰɺμϯλΠϜແ͠Ͱεέʔ ϧ •
ઃఆͨ͠ΩϟύҎ্ͷΞΫηεʹجຊ͑ΒΕͳ͍ • ઃఆͨ͠Ωϟύʹରͯ͠՝ۚ
DynamoDB׆༻ࣄྫ A.J.A.ͷ߹
ϒϥβΫοΩʔͷସͱͯ͠ಋೖ
֨ೲͯ͠Δใ • ͲΜͳ༰ͷࠂͳͷ͔ • ͲΜͳॴʹग़ͯΔͷ͔ • ͲΜͳબग़ͷ͞ΕํΛͨ͠ͷ͔
WriteͷλΠϛϯά • ϝσΟΞαΠτͰͷࠂΫϦοΫ࣌
ReadͷλΠϛϯά • ࠂओαΠτʹຒΊࠐ·ΕͨϏʔίϯλά ϑοΫ • PVCVͷϩάʹు͍ͯɺ͔࣍Βͷࠂબ ग़ʹ׆͔͢
͜ͷέʔεͰͷ • Read͠Α͏ͱ߲͕ͨ͠ݟ͔ͭͬͯݟ͔ͭ Βͳͯ͘ΩϟύγςΟϢχοτফඅ͞Ε Δ
A.J.A. Ձ֨.c̋m͞Μ͔ΒϏʔίϯ ड৴͔ͨ͠Β͜ͷID͕ͯ͞͠ɻ
DynamoDB ͕͚ͨ͞͠Ͳɺ ͦΜͳΜ͋ΒΜͰɻ
A.J.A. ͞Α͏͔ɻ ͢·Μͳɻ
DynamoDB ͓͏ɻ ͋ɺۚΖͯ͘Ͱɻ
͜ͷέʔεͰͷ • ReadͷλΠϛϯάࠂओαΠτʹຒΊࠐ·ΕͨϏʔίϯ ϑοΫ • Ձ֨.c̋mͷৄࡉϖʔδʹຒΊࠐ·ΕͨΒʁ • YAH̋̋!γϣοϐϯάͷߪೖྃϖʔδʹషΒΕͨΒʁ • ͜ΕΒͷϏʔίϯͷ΄ͱΜͲɺA.J.A.ࠂΛclickͯ͠ભҠ͠
ͨΘ͚Ͱͳ͍ແؔͳϏʔίϯ • ͭ·ΓɺReadͰݟ͔ͭΒͳ͍͜ͱ͕΄ͱΜͲ
͜ͷέʔεͰͷ • ΄ͱΜͲ͕ϛεώοτ͢ΔେྔͷRead • ↑ͷ෩͕ಥવਧ͖ߥΕ࢝ΊΔڪා • ͜ΕΒʹରͯ͠ɺΩϟύγςΟΛେྔʹݟੵ Βͳ͚ΕͳΒͳ͍ෆໟײ
A.J.A. σʔλͷ༗ແ͚ͩͰ ࣄલʹ͔Ε͍͍ͷʹ…
BloomFilter
BloomFilter • ཁૉΛ༩͑ɺޙʹ͍߹ΘͤΔͱʮΈͨ͜ͱ ͋ΔΘʔʯ͘Β͍ʹ͍֮͑ͯͯ͘ΕΔσʔλ ߏ • ཁૉΛ༩͑ͯͳ͍ͷʹ͔ͬͨͿΔ͜ͱ͕͋ Δ • ༩͑ͨͷʹ֮͑ͯͳ͍ͱ͍͏͜ͱɺઈରͳ
͍
ཁૉΛ༩͑ͯͳ͍ͷʹͬͨ ͔ͿΔ͜ͱ͕͋Δ ِཅੑ͕͋Δ
༩͑ͨͷʹ֮͑ͯͳ͍ͱ͍͏ ͜ͱɺઈରͳ͍ ِӄੑͳ͍
BloomFilter • ِཅੑΛڐ༰͢Δ͜ͱͰɺੌ·͘͡লεϖʔε Ͱཁૉͷ༗ແΛهԱ͢Δ͜ͱ͕Ͱ͖Δ • Ұཁૉ͋ͨΓbits
DynamoDB with BloomFilter • DynamoDBʹΫΤϦ͢ΔલʹBloomFilterʹฉ ͘͜ͱͰɺϋζϨReadΛ΄΅Χοτ • ِཅੑൃੜ͢Δ͕ɺͦΕʹΑͬͯى͜Δͷ ͨͩͷϋζϨReadͳͷͰͳ͠
DynamoDB with BloomFilter • A.J.A.ͷ߹ • PVϏʔίϯ 1000/s • DynamoDBͷΫΤϦ
50/s • 1 / 20 • ແؔͳPVϏʔίϯ͕ٸಅͯ͠ͳ͠
·ͱΊ • A.J.AͰɺBloomFilterΛDynamoDBͷલஈ ͷωΨςΟϒΩϟογϡͱͯ͠ར༻͍ͯ͠·͢ɻ
͓·͚ • ͜ͷྨͷਖ਼֬ੑΛͪΐͼͬͱ٘ਜ਼ʹͯ͠ɺ࣌ؒ తɾۭؒతίετΛେ෯ʹઅ͢Δσʔλߏ ɺཚσʔλߏͱݺΕ͍ͯ·͢ɻ • BloomFilterҎ֎ʹɺHyperLogLogMinHash ͱ͍͏ͷ͋Γ·͢ɻ • ͦΕͧΕ໘ന͕͋͞ΔͷͰɺௐͯΈͯԼ͍͞
Ͷʂ
Have a nice ཚʂ
͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ