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
L4周辺の高機能通信路とネットワークの階層構造の再考
Search
Hiroki Watanabe (nelio)
June 25, 2018
Technology
0
800
L4周辺の高機能通信路とネットワークの階層構造の再考
2016-06-25 に TECH PLAY SHIBUYA で行われた『Turing Comple FM ミートアップ』の LT 枠で発表したスライドです.
Hiroki Watanabe (nelio)
June 25, 2018
Tweet
Share
More Decks by Hiroki Watanabe (nelio)
See All by Hiroki Watanabe (nelio)
階層独立性の高いプロトコルスタックの設計と実装
negli0
0
1k
Other Decks in Technology
See All in Technology
レガシーをぶっ壊せ。AEONで始めるDevRelの話 / Qiita Night 2024-2-22
aeonpeople
3
1.2k
VS CodeでAWSを操作しよう
smt7174
7
1.6k
継続的な改善 x ⾮連続的な進化
sansantech
PRO
3
120
KubeCon EU 2024 Recap “Kubernetes Policy Time Machine: Where to Next?”
ryysud
0
190
長期間TiDBを使ってきた話 @ 私たちはなぜNewSQLを使うのかTiDB選定5社が語る選定理由と活用LT / Experiences with TiDB Over Time
chibiegg
2
850
オーナーシップを持つ領域を明確にする
konifar
13
3k
DevOpsDays History and my DevOps story
kawaguti
PRO
9
2.3k
Oracle Cloud Infrastructure:2024年4月度サービス・アップデート
oracle4engineer
PRO
1
170
私が trocco を推す理由
__allllllllez__
1
190
Azure犬駆動開発の記録/GlobalAzureFukuoka2024_20240420
nina01
1
180
Janus
bkuhlmann
1
490
EMとして2023年度に頑張ったこと / What we did well in FY2023 as a EM
pauli
1
140
Featured
See All Featured
I Don’t Have Time: Getting Over the Fear to Launch Your Podcast
jcasabona
20
1.6k
The Language of Interfaces
destraynor
151
23k
Being A Developer After 40
akosma
56
580k
Optimizing for Happiness
mojombo
370
69k
A Tale of Four Properties
chriscoyier
150
22k
Optimising Largest Contentful Paint
csswizardry
7
2.3k
The Straight Up "How To Draw Better" Workshop
denniskardys
227
130k
Facilitating Awesome Meetings
lara
41
5.6k
Become a Pro
speakerdeck
PRO
10
4.5k
個人開発の失敗を避けるイケてる考え方 / tips for indie hackers
panda_program
60
14k
Put a Button on it: Removing Barriers to Going Fast.
kastner
58
3k
Side Projects
sachag
451
41k
Transcript
-पลͷߴػೳ௨৴࿏ͱ ωοτϫʔΫͷ֊ߏͷ࠶ߟ 5VSJOH$PNQMFUF'.ϛʔτΞοϓ !5&$)1-":4)*#6:" +VO OFMJP
• ࣗݾհ • -BZFSपลͷߴػೳ௨৴࿏ͷհ • ֊ߏΛ࠶ߟ͢Δ • ·ͱΊ֊ߏΛߟ͑͢ҙຯ 2 ͘͡
• ͶΓ͓PSͶΓ ֶੜ% - 5XJUUFS!@@OFMJP@@ - )1IUUQTOFHMJHJUIVCJP - ݚڀ&EHF$PNQVUJOH
4%//'7 ɹɹϓϩτίϧ\ϨΠϠϦϯά ελοΫ^ • ࠷ۙͷ׆ಈ - %PDLFS/'7 ڞஶ τϙϩδΛߟྀͨ͠*B$ ڞஶ - ֊ಠཱੑͷߴ͍ωοτϫʔΫߏ ਐߦத 3 ࣗݾհ ৽͍͠ΈΈΛܗʹ͍ͨ͠ਓ
• 5$1 $6#*$ ͰσʔλΛૹ৴ νϡʔχϯάແ͠ - ૹड৴ऀؒ355NT - 5$1ϓϩΩγૹड৴ऀؒͷதؒʹҐஔ
- όοΫάϥϯυτϥϑΟοΫແ͠ • ૹड৴ؒεϧʔϓοτ͕ߴ͍ͷͲͪΒ - 5$1ϓϩΩγͳ͍߹PS͋Δ߹ 4 ಥવͰ͕࣭͢Ͱ͢ ૹ৴ऀ ड৴ऀ RTT: 30ms ૹ৴ऀ ड৴ऀ TCPϓϩΩγ RTT: 30ms RTT: 15ms
• 5$1ϓϩΩγ͕͋Δ߹ͷ΄͏͕͍ - ຊ࣭5$1ͷ&OEUP&OE && 355Λॖখ • ཧ CQT 8JOEPX4J[F
CJU 355 T • 5$1ͷ-POH'BU1JQF - 355͕େ͖͍ͱଳҬΛ͍Εͳ͍ • ͞Βʹϩε͕ൃੜ͢Δͱ࠶ૹཁٻ͕۠ؒ͘ͳΔ - ߴػೳ௨৴࿏ʹΑΔղܾ • 5$14QMJUUJOHʹΑΔ355ׂ • Ϛϧνύε௨৴ʹΑΔଳҬू 5 ਖ਼ղ
• 5$1"DDFMFSBUJPO<$PN$PN`> - 355ׂʹΑͬͯ5$1ͷεϧʔϓοτΛ্ • %FMBZ5PMFSBOU/FUXPSLJOH %5/ - ϩε͕ൃੜͨ͠߹ͷ࠶ૹ͕۠ؒ͘ࡁΉ
• -ʹ͓͚Δ&&௨৴่͕ΕΔ - ͱ͍͑ݱ࣮ʹϛυϧϘοΫε͕͋;ΕΔ • -ϩʔυόϥϯαɼϓϩΩγͳͲ 6 5$14QMJUUJOHͷޮՌ 5$14QMJUUJOH͞·͟·ͳߴػೳੑʹܨ͕Δ
• 5$14QMJUUJOHΛ༻͍ͨ%5/ - ૠೖͨ͠#VOEMFʹͯ&&Λ࣮ݱ • ແઢ۠ؒͱ༗ઢ۠ؒͰ5$1Λஅ • ͦΕͧΕͷ۠ؒʹಛԽ੍ͨ͠ޚ͕Մೳ 7 #VOEMFϓϩτίϧ
3'$ L7 L4 L1−L3 L7 Bundle L4 L1−L3 L4 L1−L3 TCP A TCP B ༗ઢ۠ؒ ແઢ۠ؒ
• -௨৴࿏ͷ࣮ - -ͰߴػೳੑΛ࣮ݱ͢ΔͱෳࡶԽ͢Δ - ϛυϧϘοΫεͰ-&&่͕ΕΔ • ͱ͍͑ϛυϧϘοΫεॏཁͳஔ • ֊ͷՃΛߟ͑Δ
- %5/͚ͩͰͳ༷͘ʑͳߴػೳੑΛѻ͏ͷՃ • #VOEMF%5/ͷΈ - -ϝΧχζϜͷΈఏڙ • -௨৴࿏ΛΈ߹ΘͤΔ͜ͱͰߴػೳੑΛ࣮ݱ 8 ֊ߏͷ࠶ߟ
• ΞϓϦϙϦγΛୈʹཁٻ͢Δ - ϚϧνύεɼԆੑɼ҉߸ԽɼͳͲ • -ͦΕΛ࣮ݱ͢ΔϝΧχζϜ ϙϦγͱͷ - ֤ϙϦγಉҰͰซ༻Մೳ
9 ֊ߏΛม͑ͯΈΔҰྫ ୈ5 (Layer-5) ୈ4 (Transport) ୈ7 (Application) ػೳ ࣮ ϝΧχζϜͷఏڙ ϙϦγͷऩ༰ ୈ͔Βୈলུ NJEEMFCPYػೳ ௨ৗͷ௨৴࿏ ৴པੑͳ͠ ৴པੑ͋Γ Ԇੑ ଳҬूোੑ 6%1 5$1 ௨ৗͷ5$16%1 5$16%1ΛଋͶΔ 5$16%1ͷ࿈݁ 5$16%1ͷ࿈݁ ΞϓϦέʔγϣϯ
• ݱΞʔΩςΫνϟઃܭॳʹ͍ۙ - ҰํͰωοτϫʔΫͷཁٻଟ༷Խ - ͜ͷ··ͷߏͰػೳΛՃ͢ΔํͰ͍͍ͷ͔ • ظతʹྑ͍͕কདྷͷ४උͱͯ͠ॊೈੑ͕ॏཁ • ֊ߏͱ࣮ࣾձͱͷؔ
- ΠϯλʔωοτϚϧνεςʔΫϗϧμʔ • શһʹͱͬͯ߹ͷྑ͍ΈΛߟ͍͑ͨ - ৽ͨͳੜଶܥ͕ग़དྷ্͕Δ͔͠Εͳ͍ • ࠓ$%/શظɼࠓޙ͍ΘΏΔ*P5͔ʁ 10 ·ͱΊ֊ߏΛߟ͑͢ҙຯ ֊ߏΛΓޱʹকདྷͷΠϯλʔωοτΛߟ͑Α͏
• ωοτϫʔΫஊٛ͠·͠ΐ͏ʂ 11 ͳʹͱ͋Ε