~/talks

Ramesh Govindan

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  • NSDI3 editions2013–2020

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Preventing Network Bottlenecks: Accelerating Datacenter Services with Hotspot-Aware...NSDI '252025-04-28
Analysis of Google datacenter ToR hotspots shows links that persist hot for hours and often exceed 75–90% utilization, causing over 2× end-to-end latency for…
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Enhancing Network Failure Mitigation with Performance-Aware RankingNSDI '252025-04-28
Swarm ranks mitigation actions by directly estimating end-to-end flow metrics using fast approximations: epoched traffic samples, splitting short/long flows…
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Finding Adversarial Inputs for Heuristics using Multi-level Optimization21st USENIX Symposium on Networked Systems Design and Implementation (NSDI '24)2024-04-16
MetaOpt is a solver-backed tool that encodes heuristics and an optimal baseline as a bilevel optimization, automatically rewrites inner problems into…
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Solving Max-Min Fair Resource Allocations Quickly on Large Graphs21st USENIX Symposium on Networked Systems Design and Implementation (NSDI '24)2024-04-16
Converts the iterative max‑min fair solver into a single fast optimization by using epsilon weighting plus a sorting network, and introduces a multipath…
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CloudCluster: Unearthing the Functional Structure of a Cloud Service19th USENIX Symposium on Networked Systems Design and Implementation (NSDI '22)2022-04-04
CloudCluster extracts a service’s functional groups by clustering the VM-to-VM traffic matrix, using feature scaling, dimensionality reduction (via singular…
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CarMap: Fast 3D Feature Map Updates for AutomobilesNSDI 20202020-02-25
CarMap presents a lean 3D feature-map format that uploads map updates in 0.6 seconds end-to-end by sending only map landmarks (about 4% of keyframe features)…
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Understanding Lifecycle Management Complexity of Datacenter TopologiesNSDI 20192019-02-26
Awarded Best Paper! Paper defines concrete deployment and expansion metrics—number of switches, patch panels, bundle taps and expansion-step count plus…
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P3: Toward Privacy-Preserving Photo SharingNSDI 20132013-04-02
P3 extracts and encrypts the image’s most informative DCT components (extracts and encrypts DC and large AC DCT coefficients), leaves the rest as a…
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Scalable Rule Management for Data CentersNSDI 20132013-04-02
A system called vCRIB automates rule placement across hypervisors and switches using a two-step pipeline: a resource-aware feasible-placement (a…
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