#7 “NSDI 2019 recap" - Speaker Deck

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Research Paper Introduction #7 “NSDI 2019 recap (ͷͭ΋Γ)” @cafenero_777 2020/01/14

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$ which • NSDI '19 Technical Sessions • https://www.usenix.org/conference/nsdi19/technical-sessions

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NSDI '19 Technical Sessions • 2019/02/26 • Host Networking • Distributed Systems • Modern Network Hardware • Analytics • Data Center Network Architecture • 2019/02/28 • Network Characterization • Privacy and Security • Network Modeling • Wireless Applications • 2019/02/27 • Wireless Technologies • Operating Systems • Monitoring and Diagnosis • Improving Machine Learning • Network Functions • Wireless Applications

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Data Center Network Architecture

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Minimal Rewiring: Ef fi cient Live Expansion for Clos Data Center Networks • Shizhen ZhaoΒͷൃදʢGoogle, NetInfra, Shanghai Jiao Tong Universityʣ • Clos NWΛ֦ு͢Δࡍʹɺύονύωϧͷ࠶഑ઢΛ޻෉ • blockΛݮΒ͢࡞ઓ • ILP (੔਺ઢܗϓϩάϥϛϯά)΍min-cost- fl owΛར༻ • มߋ࣌ؒɾਓ݅අΛ3.1ഒ޲্

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Understanding Lifecycle Management Complexity of Datacenter Topologies • Mingling ZhangΒ (USC Viterbi, VMware) • ϥΠϑαΠΫϧͷ͠қ͍τϙϩδ(FatClique)ͷ঺հ • a new dimension, life cycle management complexity • # switches, # patch panels, # bundle types (ύονू໿) • # Expansion step, # Rewired links per patch panel rack

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Shoal: A Network Architecture for Disaggregated Racks • Vishal ShrivastavΒ (Cornell University, MS, Barefoot, etc) • লిྗɾߴੑೳͳfabric޲͚circuit switch • nsͰઃఆՄೳ • FPGAͰ࣮૷ɾݕূ

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Network Functions

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Correctness and Performance for Stateful Chained Network Functions • Junaid Khalid and Aditya Akella (Google, Wisconsin University of Wisconsin-Madison) • CHC: stateΛNF chainશମͰ࣋ͪɺੑೳ޲্Λ໨ࢦ͢޻෉

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Performance Contracts for Software Network Functions • Rishabh IyerΒ (EPFL, Switzerland) • Bolt: طଘͷίʔυ͔ΒύϑΥʔϚϯεΛਪఆ͢Δ޻෉ • statefulղੳ͕೉͍͠->ந৅Խɺಛ௃తͳઃఆར༻(PCVs)

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FlowBlaze: Stateful Packet Processing in Hardware • Roberto BifulcoΒ (NECΒ) • FlowBlaze: Programable NICͰStatefulͳػೳΛ࣮૷͢Δ޻෉

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Network Characterization

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SIMON: A Simple and Scalable Method for Sensing, Inference and Measurement in Data Center Networks • Yilong GengΒ (Stanford University, Google Inc.) • SIMON: σʔληϯλͷNWύϑΥʔϚϯεΛϦΞϧλΠϜͰଌఆ͢Δ޻෉ • αʔόNIC (tx/rx)ͷσʔλ͔ΒશମΛ࠶ߏ੒ • ػցֶश (NN)Ͱߴ଎Խ

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Is advance knowledge of fl ow sizes a plausible assumption? • Vojislav DukicΒ (ETH Zurich, University of Illinois at Urbana) • ༷ʑͳworkload/metricsΛϞσϧ(NN)Λ௨ͯ͠Flow SizeΛਪఆ • Flow Size͕ࣄલʹ෼͔ΔͱύϑΥʔϚϯεΛ্͛΍͍͢

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Stable and Practical AS Relationship Inference with ProbLink • Yuchen JinΒ (University of Washington, etc) • ASؔ܎ͷΞϓϦέʔγϣϯར༻ (᫔᫓ݕ஌, route leak౳) • ProbLink: ֬཰తʹਪఆ͢Δ͜ͱͰਫ਼౓޲্

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NetBouncer: Active Device and Link Failure Localization in Data Center Networks • Cheng TanΒ (NYU, Cornel Bytedance, Microsoft, Google) • NetBouncer: IP-in-IPτϯωϦϯάΛ༻͍ͯDC಺linkஅݕ஌Λ֬཰ਪఆ͢Δ • ൒ࢮݕ஌ (Gray Failure)

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EoP