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
20130517 Bug が直るまで ~メーカサイド~
Search
Ryuichi Takashima
May 18, 2022
Technology
0
38
20130517 Bug が直るまで ~メーカサイド~
2013/05/17 @電力系NCC情報交換会
通信機器メーカでスイッチ、ルータ等のファームウェアのバグがどう修正されるかについて解説した資料
Ryuichi Takashima
May 18, 2022
Tweet
Share
More Decks by Ryuichi Takashima
See All by Ryuichi Takashima
DNS によるservice discovery 関連の RFC/I-D のまとめ
rt4716
2
960
20150904 君のキャッシュDNSサーバが出すクエリを君は本当に理理解しているか?あ、でもそのうちそうなっちゃうかも?〜~QNAME Minimisation の話〜~
rt4716
0
120
20170927 続:AS-PATH アップデート
rt4716
0
220
20200729 BGP 概説
rt4716
0
590
20131010 90分で理解するSDNの基礎
rt4716
0
74
20171130 権威DNSサービスのダイバーシティ
rt4716
0
91
20180223 DNSのトランスポート暗号化に関する調査2018
rt4716
0
71
20161201 コンテンツプロバイダから見た権威DNSサーバ
rt4716
0
130
20150716 Summary of Layer-2 Technology for Data Center Network
rt4716
0
32
Other Decks in Technology
See All in Technology
「Chatwork」の認証基盤の移行とログ活用によるプロダクト改善
kubell_hr
1
200
Clineを含めたAIエージェントを 大規模組織に導入し、投資対効果を考える / Introducing AI agents into your organization
i35_267
4
1.6k
Agentic Workflowという選択肢を考える
tkikuchi1002
1
540
Lambda Web Adapterについて自分なりに理解してみた
smt7174
4
120
【TiDB GAME DAY 2025】Shadowverse: Worlds Beyond にみる TiDB 活用術
cygames
0
1.1k
20250625 Snowflake Summit 2025活用事例 レポート / Nowcast Snowflake Summit 2025 Case Study Report
kkuv
1
310
Observability infrastructure behind the trillion-messages scale Kafka platform
lycorptech_jp
PRO
0
140
PHP開発者のためのSOLID原則再入門 #phpcon / PHP Conference Japan 2025
shogogg
4
850
25分で解説する「最小権限の原則」を実現するための AWS「ポリシー」大全 / 20250625-aws-summit-aws-policy
opelab
9
1.2k
Snowflake Summit 2025 データエンジニアリング関連新機能紹介 / Snowflake Summit 2025 What's New about Data Engineering
tiltmax3
0
310
GitHub Copilot の概要
tomokusaba
1
140
How Community Opened Global Doors
hiroramos4
PRO
1
120
Featured
See All Featured
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
smashingmag
252
21k
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
8
800
Making the Leap to Tech Lead
cromwellryan
134
9.3k
YesSQL, Process and Tooling at Scale
rocio
173
14k
The Power of CSS Pseudo Elements
geoffreycrofte
77
5.8k
Practical Orchestrator
shlominoach
188
11k
Rails Girls Zürich Keynote
gr2m
94
14k
Building Adaptive Systems
keathley
43
2.6k
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
PRO
181
53k
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
44
2.4k
The Straight Up "How To Draw Better" Workshop
denniskardys
234
140k
Transcript
Bug ͕Δ·Ͱ ʙϝʔΧαΠυʙ 20135݄17 ϛυΫϥδϟύϯגࣜձࣾ ߴౢོҰ ^55393_21948_18149_2516_4716$
Copyright ©2013 Midokura All rights reserved ຊͷΞδΣϯμ u ຊͷత u #VHमਖ਼ͷྲྀΕ
u ݱͷ4&ͷۤ
ຊͷత
Copyright ©2013 Midokura All rights reserved ຊͷత ͜ͷؒਃࠂͨ͠ Bug ·ͩͬͯͳ͍
Μ͚ͩͲ? ԿͰ!? ίίΛߟ͑ͯΈΔ ਃ͠༁͍͟͝·ͤΜɺຊ݅ʹؔ͠·ͯ͠ n 1ޙͷϝδϟʔόʔδϣϯΞοϓͰमਖ਼ ͢ΔࣄʹͳΓ·ͨ͠ n ϋʔυΣΞ্ͷ੍ݶͱ͍͏ࣄʹͳΓɺ ಛʹमਖ਼ΛߦΘͳ͍ࣄʹͳΓ·ͨ͠ n ͓٬༷Ҏ֎Ͱͷࣄྫ͕ͳ͘ɺ࠶ݱෆՄ ೳͷҝෆ۩߹ͱೝΊΒΕ·ͤΜͰͨ͠
Bugमਖ਼ͷྲྀΕ
Copyright ©2013 Midokura All rights reserved োਃࠂ૭ޱ࿈བྷ Ͳ͏ͬͯτϥϒϧਃࠂΛ͍ͯ͠Δ͔? Case
1 ୲ӦۀɺSEʹ࿈བྷ Case 2
Copyright ©2013 Midokura All rights reserved ʲલఏࣝʳΑ͋͘ΔϝʔΧͷ৫ߏ Sales TAC
Product Engineering l Development (৽نՃ։ൃ) l Sustaining (طଘमਖ਼) l Quality Assurance (࣭ཧ) l Technical Assistance (ड) l Product Manager (༷) l Sales Representative (Ӧۀ) l Systems Engineer (SE) ෦ ػೳ ٬ઌSE Ӧۀ෦ डͱ ͢෦ผ ϙΠϯτ ༷ܾఆͱ ։ൃɾमਖ਼ ෦ผ
Copyright ©2013 Midokura All rights reserved Case1.োਃࠂ૭ޱ࿈བྷ࣌ͷׂ TAC Eng.
Product End user ΤεΧϨʔγϣϯͷྲྀΕ ༏ઌܾఆ ׂ ∐ طௐࠪ ࠶ݱࢼݧ ৄࡉௐࠪ मਖ਼ ਃࠂ ༷Өڹݕ౼ ༷मਖ਼
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ༏ઌͷೝ͕ࣝ߹Θͳ͍
োͳΜ͔ͩΒ࠷༏ઌͰͯ͠! ௨ৗɺϝʔΧαΠυͰ ʮશஅܧଓத > ؒܽతஅܧଓ> ͦͷଞෆ۩߹ʯ ఔͷ༏ઌͷஈ֊͚ ຆͲͷέʔεʮͦͷଞෆ۩߹ʯʹ૬
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ༏ઌͷೝ͕ࣝ߹Θͳ͍
Photo Credit: sambrown92 via Compfight cc ӦۀΤεΧϨʔγϣϯ ղ ΦϓγϣϯαʔϏεͷߪೖ Photo Credit: Steve Wilson via Compfight cc
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ मਖ਼λΠϛϯά͕͋Θͳ͍
ԿͰ࣍ͷ࣍ͷύονͰमਖ਼ͳͷ!? ࣍Ͱͯ͠Α! ϦϦʔε࣌ͷ QA (࣭อূ) ࢼݧɺ࠷͔ΒҰिؒఔ ͔͔Γɺෆ۩߹͕ͰΔͱमਖ਼ޙ࠷ॳ͔ΒΓ͠ ߲͕ՃʹͳΔͱࢼݧ߲ͷՃඞཁʹ ϦϦʔεִؒʹΑΔ͕ɺ௨ৗҰϲ݄࠷ඞཁ
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ मਖ਼ͷӨڹ͕େ͖͍
ϝδϟʔόʔδϣϯΞοϓΛͯͬͯ Ͳ͏͍͏͜ͱ? l OSͷػೳશମमਖ਼͕ٴ͢Δ༷ͳमਖ਼ l FPGAͷίʔυ͕ඞཁʹͳΔ༷ͳमਖ਼ ʹ͍ͭͯɺσάϨͷةݥ͕େ͖͍ҝɺ ϝδϟʔϦϦʔεαΠΫϧΛ͔ͭ͠ͳ͍έʔε…
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ मਖ਼λΠϛϯά͕͋Θͳ͍
Photo Credit: ryoichi360 via Compfight cc ຊʹக໋తͳෆ۩߹ͷ߹ۓٸύονΛݕ౼ ސ٬ઐ༻ύον࡞Մೳ (ޙͷࠞཚΛট͘ͷͰඇਪ) ղ मਖ਼ͷӨڹ͕େ͖͍ ˍ
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ใ͕গͳ͍
αʔϏε͕ͱ·͍ͬͨͬͯͬͨͰ ͠ΐ? ͑ɺোղੳϩά!? ͱʹ͔͘ࢭ·ͬͨͷΑ! ࠶ݱࢼݧৄࡉղੳΛਐΊΔʹɺ l োϩά (show techͷྨ) l ࣌ܥྻͷ࡞ۀϩά l पลػثͷঢ়گ࣌ܥྻͷϩά ࠷ඞཁɻෳࡶͳোͰ͋Ε͋Δ΄Ͳɺঢ়گΛಛఆ͢ Δใ͕ඞཁͱͳΔ
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ใ͕গͳ͍
Photo Credit: Mr. Fibble via Compfight ccc োൃੜ࣌ʹαʔϏεܧଓͱͷ݉Ͷ߹͍Λߟྀ͠ͳ͕Βɺ ՄೳͳݶΓଟ͘ͷใΛอଘ͓ͯ͘͠ ղ
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ࠶ݱ͠ͳ͍
͏ͪͷػثͰো͕ىͬͨ͜͡Όͳ ͍! ղੳͰ͖ͳ͍ͬͯͲ͏͍͏͜ͱ? ো࣌ͷղੳϩάͰ͕ࣗ໌ʹ͔ΔέʔεҎ֎Ͱɺ ࠶ݱ͠ͳ͍ࣄʹ࣮ϝʔΧͰղੳͷਐΊΑ͏͕ͳ͍ ͦͷ߹ɺίʔυϨϏϡʔͷख୳ΓͷղੳͱͳΓɺ໎ٶ ೖΓͱͳΔέʔεଟ͍
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ࠶ݱ͠ͳ͍
Photo Credit: Dan Gilbert via Compfight cc োڥͷอଘ োϩάͷอଘ ղ ϦϞʔτଓͷఏڙ Photo Credit: Mr. Fibble via Compfight cc
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ͤͳ͍
ਃࠂͨ͠༰͕ͤͳ͍ͬͯͲ͏͍͏ ࣄ!? ༷͍ͯ͠ΔϋʔυΣΞͷෆ۩߹ʹΑΓमਖ਼͕ޙ͔Βग़ དྷͳ͍έʔεɺ֘ػೳΛमਖ਼͢ΔࣄͰଞͷػೳੑೳʹ ஶ͘͠ѱӨڹΛ༩͑ΔέʔεͰ ʮ੍ݶࣄ߲ (Ϧϛςʔγϣϯ)ʯ ͱ༷ͯ͠Λमਖ਼͢Δέʔε͕͋Δ
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ͤͳ͍
Photo Credit: ryoichi360 via Compfight cc ୲ӦۀɺSE Լ࠲ ղ
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ෆ۩߹Ͱͳ͘ػೳ֦ு
◦◦ରԠͬͯॻ͍ͯ͋ΔΜ͔ͩΒɺ ××͕࣮͞Ε͍ͯͳ͍ͷ͓͔͍͠Ͱ ͠ΐ!? ඪ४ͷղऍɺ࠷ॳʹͦͷػೳ֦ுΛཁٻͨ͠ސ٬ͷཁ݅ ʹΑͬͯɺ͔͋ͬͯ͠Δ͖ػೳͰෆ۩߹Ͱͳ͘ ʮػೳ֦ுཁٻʯ ͱͯ͠ѻΘΕΔ߹͕͋Δ ͦͷ߹ɺ௨ৗϝδϟʔϦϦʔεִؒΛލ͙ඞཁ͕͋Δ͠ɺ ͦͦػೳ֦ு͕औΓࠐ·ΕΔ͔Ͳ͏͔…
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ૬ੑ
ԿͰࣾͱܨ͕Βͳ͍ͷ!? ඪ४ʹղऍͷ༨͕͞Ε͍ͯͨΓ͢ΔͱɺͲͪΒਖ਼͠ ͍࣮Λ͍ͯ͠Δͷʹܨ͕Βͳ͍͜ͱ͋Δ ૬खͷ΄͏͕γΣΞ͕େ͖͍߹ʹσϑΝΫτελϯ μʔυͱͯ͠ѻΘΕɺࣗࣾଆ͕ෆ۩߹ѻ͍͞ΕΔ߹
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ෆ۩߹Ͱͳ͘ػೳ֦ு
Photo Credit: Annika1982 via Compfight cc ࣄલݕূ ղ ୲ӦۀɺSE Λ௨ͨ͡ ػೳ֦ுཁٻ Photo Credit: AndyC_pics via Compfight cc ૬ੑ ˍ
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ػೳӨڹ͕গͳ͍ෆ۩߹
؆୯ʹͤͦ͏ͳෆ۩߹ͳͷʹɺ͍ͭ ·ͰͨͬͯΒͳ͍͡Όͳ͍! ؆୯ʹͤΔͷͰɺ࣮αʔϏεʹӨڹ͕ͳ͍ͷɺ ଞͷ༏ઌͷߴ͍ͷʹԡ͞ΕͯɺτίϩςϯࣜʹઌԆ ͠ʹ͞ΕΔέʔε
Copyright ©2013 Midokura All rights reserved Case1. ͍͜͠߹ ػೳӨڹ͕গͳ͍ෆ۩߹
Photo Credit: striatic via Compfight cc ࣮αʔϏεʹӨڹ༗ͱઆಘ͢Δ͚ͩͷϩδοΫΛΈཱͯΔ ղ
Copyright ©2013 Midokura All rights reserved Case2. ୲ӦۀɺSEʹ࿈བྷ ୲ӦۀɺSE
Eng. Product End user ΤεΧϨʔγϣϯͷྲྀΕ ׂ ∐ ਃࠂ TAC Case1ͱಉ͡ ༷Өڹݕ౼ ༷मਖ਼ ༰அ ෆ۩߹ ػೳ֦ு
Copyright ©2013 Midokura All rights reserved Case2. ͍͜͠߹ େɺ͍͜͠
োडʹͯ͠ϥν͕͔͋ͳ͍ͷ Α! ௐࠪͯ͠ંΓฦ͠·͢ɻɻɻ
Copyright ©2013 Midokura All rights reserved Case2. ͍͜͠߹ ୲ӦۀɺSEͷ͓ࣄ
͓٬͞Μʹ͔ΘΓোใͷใཧΛߦ͍ɺTAC Engineering ͷΤεΧϨʔγϣϯΛߦ͏ ͓٬͞Μʹ͔ΘΓػೳ֦ுͷใཧΛߦ͍ɺProduct Manager ͷΤεΧϨʔγϣϯΛߦ͏ Կʹ͜ͷ͓٬͞Μ͕େࣄ͔ɺঢ়گ͕ϚζΠ͔Λ TACɺ Engineering, Product Manager ʹ͑ɺ༏ઌΛ্͛ͤ͞Δ ͓٬͞Μʹ͔ΘΓ࠶ݱࢼݧΛߦ͍ɺTAC Engineering ʹ ূڌΛ͖͚ͭͭΔ
ݱͷSEͷۤ
Copyright ©2013 Midokura All rights reserved ཁ͢Δʹ THE ൘ڬΈ
Copyright ©2013 Midokura All rights reserved ͦΕ͕ࣄͰ͋Γ·͕͢ ͓٬͞Μͱ͢෦ॺ͚ͩʹɺ ݟղ͕ҟͳΔͱհ
TAC ͞ͳ͍ͱ͍͚ͳ͍ϩδοΫΛ٧Ίͳ͍ͱ ͍ํ͕͓͔͍͠ɺͱ͍ΘΕͨΓ… Engineering ػೳ֦ுΛཁٻͨ͠ΒɺવചΓ্͛૿Λ ଋͤ͞ΒΕ·͢… Product ͋ͳ͔ͨΒങͬͯɺࢲ͕ࠔͬͯΔΜ͔ͩΒ Կͱ͔ͯ͠Α! ͱ͍ΘΕͨΒ͏ɻɻɻ ͓٬͞Μ େมͰ͕͢ɺ͓٬͞Μ͕͍Δ͔Β͕Μͬͯ·͢! ΪϦΪϦ
Thank you!