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
インフラエンジニアが学んだ Go言語での並行処理失敗パターン
Search
nwiizo
November 16, 2021
3
1.7k
インフラエンジニアが学んだ Go言語での並行処理失敗パターン
2021/11/16 Infra Study 2nd #7「SREと組織」にて発表
https://forkwell.connpass.com/event/228038/
nwiizo
November 16, 2021
Tweet
Share
More Decks by nwiizo
See All by nwiizo
2025年夏 コーディングエージェントを統べる者
nwiizo
0
76
転職したらAWS MCPサーバーだった件
nwiizo
3
900
生成AIで小説を書くためにプロンプトの制約や原則について学ぶ / prompt-engineering-for-ai-fiction
nwiizo
7
5.7k
Claude Code どこまでも/ Claude Code Everywhere
nwiizo
61
43k
転職したらMCPサーバーだった件
nwiizo
15
12k
ここはMCPの夜明けまえ
nwiizo
32
15k
生成AIによるCloud Native基盤構築の可能性と実践的ガードレールの敷設について
nwiizo
8
1.8k
Kubernetesで実現できるPlatform Engineering の現在地
nwiizo
4
2.6k
SLI/SLO・ラプソディあるいは組織への適用の旅
nwiizo
4
1.7k
Featured
See All Featured
XXLCSS - How to scale CSS and keep your sanity
sugarenia
248
1.3M
GitHub's CSS Performance
jonrohan
1032
460k
Mobile First: as difficult as doing things right
swwweet
224
9.9k
I Don’t Have Time: Getting Over the Fear to Launch Your Podcast
jcasabona
33
2.4k
Facilitating Awesome Meetings
lara
55
6.5k
Optimising Largest Contentful Paint
csswizardry
37
3.4k
The Straight Up "How To Draw Better" Workshop
denniskardys
236
140k
Documentation Writing (for coders)
carmenintech
73
5k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
23
1.4k
Building Adaptive Systems
keathley
43
2.7k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
sstephenson
161
15k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
51
5.6k
Transcript
݄*OGSB4UVEZOEʮ43&ͱ৫ʯ!OXJJ[P ΠϯϑϥΤϯδχΞֶ͕Μͩ (PݴޠͰͷฒߦॲཧࣦഊύλʔϯ ̑ͱ͍͏ͷΕͯ֓ཁ͚ͩ࡞ͯ͠ࢿྉ࡞࣌ʹ٧ΜͩͷͰ ͋ͱͰɺϒϩάॻ͖·͢ɻ
TIBLFձࣾʹస৬ͯ͠ ܦաͨ͠ !OXJJ[PͰ͢
ΠϯϑϥΤϯδχΞͷඇಉظॲཧ w ʹΑΔόοΫάϥϯυॲཧ w YBSHTʹΑΔฒྻ࣮ߦ time seq 10 | xargs
-t -P1 -n1 'sleep' sleep 1 sleep 2 … ________________________________________________________ Executed in 55.11 secs fish external usr time 13.14 millis 0.19 millis 12.94 millis sys time 47.95 millis 2.26 millis 45.69 millis time seq 10 | xargs -t -P3 -n1 'sleep' sleep 1 sleep 2 … ________________________________________________________ Executed in 22.04 secs fish external usr time 10.70 millis 0.18 millis 10.52 millis sys time 33.78 millis 2.25 millis 31.53 millis w Ҿͷ͚ͩ4MFFQ͢ΔϫϯϥΠφʔΛ ฒྻͰ࣮ߦ͢Δ߹ ඵͰྃ ͱฒྻͰ࣮ߦͨ͠߹ ඵͰྃ $ ίϚϯυ & [1] 4403 w ίϚϯυͷ࠷ޙʹΛՃ͢Δ͜ͱʹΑΓɺ ͦͷίϚϯυΛόοΫάϥϯυͰಈ͔͢͜ͱ͕Ͱ͖Δɻ ແअؾʹΔͱμϝ͕ͩίϯτϩʔϧՄೳ ແअؾʹGPSΛճ͢ͱΫϥΠΞϯτɺαʔόʔ ͞·͟·ͳͷ͕ࢮ͵ େ͖ͳγΣϧεΫϦϓτ
(PݴޠʹΑΔฒྻॲཧͷ
(PݴޠʹΑΔฒྻॲཧͷ ຊޠͰྑ͍ͷ͕ͨ͘͞Μ͋Δ IUUQTMFBSOJOHPSFJMMZDPNMJCSBSZWJFXHPZBOZVOJZPSVCJOHYJOHDIVMJ IUUQT[FOOEFWITBLJCPPLTHPMBOHDPODVSSFODZ ͳͷͰɺجຊతجૅͷ͠·ͤΜɻ ͪͳΈʹɺͦͦ͜͜େ͖ͳγεςϜΛ࡞Δ͜ͱʹͳΔͱઈରʹಡΉ͜ͱʹͳΔ
ͷͰɺࠓճͷ-5Ͱ ΠϯϑϥΤϯδχΞ͕ؕΓͦ͏ͳ (PݴޠͰͷฒߦॲཧࣦഊύλʔϯ
্͔Β࣮ߦ͞ΕΔͱ͍͏ࡨ֮ͰӬԕʹσόοά͕ऴΘΒͳ͍ w Ұମɺ͍͔ͭΒ্͔Β࣮ߦ͞ΕΔͱɻɻɻ w ιʔείʔυ্͔ΒԼʹ͔ͬͯॻ͍͍ͯ͘͜ͱ͕ଟ͍ͱ ࢥ͍·͢ɻ͜ͷ͜ͱ͔Βʮίʔυ্͔ΒԼʹॱ൪ʹ࣮ߦ͞ ΕΔͩΖ͏ʯͱ͍͏ࡨ֮ʹؕΓ͕ͪͰ͕͢ɺฒߦॲཧΛ͢ Δ߹ʹ͜ΕΒ͕࣮ߦ͞ΕΔ·Ͱ͔Βͳ͍ɻ
ͦͷͨΊɺຊʹ͔ΒͣʹͱΜͰͳ͍λΠϛϯάͰ ࢥͬͯͳ͍ॲཧ͕࣮ߦ͞ΕΔ߹͕͋ΔͷͰ ͜ͷࡨ֮ૣʑʹࣺͯڈ͙ͬͯ͢ʹͷલͷ ϩάͱਅ伨ʹ͖߹͍·͠ΐ͏ʂ w ฒߦॲཧʹ͓͚Δ࣮ߦॱ൪ͷอূΛ͍ͬͯ͘ w εϦʔϓʹΑΔॱ൪อূ w ΞτϛοΫੑ w TZOD.VUFY
ͦΕɺෳͷϩδοΫΛڠௐͤ͞Α͏ͱͯ͠·͔͢ʁϚδʁ w ϩδοΫΛݟͨ͠ํ͕͍͍߹ଟ͋͘Δ w ͋ͳ͕ͨຊʹඞཁͳͷฒߦੑͷ͋ΔॲཧͰ͔͢ʁ w 3BDF$POEJUJPO ڝ߹ঢ়ଶ Λආ͚Δඞཁ͕͋Δ w
ڞ༗ϝϞϦʹਖ਼͘͠ΞΫηε͠ͳ͍ͱ͍͚ͳ͍ w ষେن։ൃͰͷฒྻॲཧͳͲΛख़ಡ͢Δ͜ͱ͕ඞཁ ɹෆ݈શͳΰϧʔνϯΛ͢ͳͲΊͪΌͪ͘Ό͍͠ w ඞཁͳͷடংΛ࣋ͬͨඇಉظॲཧ͡ΌͶʁ w σόοάͷ࣌ʹSVOUJNF(0."9130$4 ΛߴΊͨΓͯ͠ ڝ߹Λ֬ೝ͢Δ࡞ۀͱ͔ਖ਼ɺͨ͘͠ͳ͍ɻɻɻ w HPSPVUJOFͷಉظɺඇಉظʹ͍ͭͯ ڥม࣮Ͱ͓࣋ͬͯ͘ͱ߹͕ଟ͍͜ͱ͕͋Δ O`reillyɹGoݴޠʹΑΔฒߦॲཧɹΑΓҾ༻
࣮ߦ࣌ͷෛՙͦͷڥͰͦͷλΠϛϯάͰ࣮ߦ͢Δ·Ͱ͔Βͳ͍ w ࣮ߦ͢Δ·Ͱ͔Βͳ͍ w ෛՙͷ͔͔ΔॲཧΛ੍ݶͳ͠ʹฒྻԽͯ͠ຊʹҙຯͳ ͘Ή͠ΖѱͰ͢ɻॲཧͷฒྻΛ༧ଌՄೳͳ߹ɺͦ ΕΛ࣮ߦ͢ΕΑ͍Ͱ͕͢ෆ໌֬ͳ߹ʹɺ$16ͷί Ξ͕ͨΓʹͳΔ͜ͱ͕͋Γ·͢ɻ (PҎ߱ɺσϑΥϧτίΞͷʹͳΓ·͢ɻ
ͦͷͨΊɺຊ൪ڥͱखݩͰ࣮ߦ͕࣌ؒมΘΔ͜ͱ͕͋Δ w ͪ͜ΒSVOUJNF(0."9130$4 SVOUJNF/VN$16 Λຊ൪Ͱ͢ͳ w ·ͨɺຊ൪ӡ༻தͷόονॲཧΛᢞΊ͔͔ͯΔͱ λΠϛϯάʹΑͬͯطʹ"1*%#ʹෛՙֻ͕͔ͬͯ Δɻଞͷόον͕ͬͯΔͳͲɻʰனؒʹखݩͷڥ͔Β ͏·͘ߦͬͨͷͰຊ൪Ͱ0,ͳͷͩʱͱؾܰʹߟ͑ͯ ͍Δͱͦͷͷʹढ͍ͷΦϯίʔϧ͕ݦݱ͢ΔΑ
w ্͔Β࣮ߦ͞ΕΔͱ͍͏ࡨ֮ͰӬԕʹσόοά͕ऴΘΒͳ͍ w ͦΕɺෳͷϩδοΫΛڠௐͤ͞Α͏ͱͯ͠·͔͢ʁϚδʁ w ࣮ߦ࣌ͷෛՙͦͷڥͰͦͷλΠϛϯάͰ࣮ߦ͢Δ·Ͱ͔Βͳ͍ 'JO ࠓʮ43&ͱ৫ʯͳͷͰ͕͢ ৫ʹؔͯ͠ϋʔτϏʔτͱڞʹԿ͔ݴٴ͔ͨͬͨ͠ͷͰ͕͢ ͍͍ײ͡ͷΛࢥ͍͔ͭͳ͔ͬͨͷͰऴྃͰ͢ɻ
ʮ43&(BQTཧͱ࣮ફ͔Β43&Λ࠶ߟ͢ΔʯΈ͍ͨͳΠϕϯτ ͬͯͷͰ43&ͷ୳ٻͷͲͷষ͕໘ന͔ͬͨͱ͍͏Λ͢ΕΑ͔ͬͨ ͱޙչ͢ΔOXJJ[PͰ͋ͬͨ ·ͱΊ ͜͏͍͏ܦݧ͕ΞϓϦέʔγϣϯଆͷൃݟʹܨ͕Δ