No-hop: In-network Distributed Hash Tables

Lily Hügerich, Apoorv Shukla, Georgios Smaragdakis

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

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Abstract

We make a case for a distributed hash table lookup in the network data plane. We argue that the lookup time performance of distributed hash tables can be further improved via an in-network data plane implementation. To this end, we introduce No-hop, an in-network distributed hash table implementation, which leverages the data plane programmability at line rate gained from P4. Our initial results of transporting distributed hash table logic from hosts' user space to the fast path of switches in the network data plane are promising. We show that No-hop improves the performance of locating the responsible host and maintains the properties of distributed hash tables while outperforming two baselines.

Original languageEnglish
Title of host publicationANCS 2021 - Proceedings of the 2021 Symposium on Architectures for Networking and Communications Systems
PublisherAssociation for Computing Machinery (ACM)
Pages80-87
Number of pages8
ISBN (Electronic)978-1-4503-9168-9
DOIs
Publication statusPublished - 2021
Event16th ACM/IEEE Symposium on Architectures for Networking and Communications Systems, ANCS 2021 - Virtual, Online, United States
Duration: 13 Dec 202116 Dec 2021

Publication series

NameANCS 2021 - Proceedings of the 2021 Symposium on Architectures for Networking and Communications Systems

Conference

Conference16th ACM/IEEE Symposium on Architectures for Networking and Communications Systems, ANCS 2021
Country/TerritoryUnited States
CityVirtual, Online
Period13/12/2116/12/21

Bibliographical note

Green Open Access added to TU Delft Institutional Repository ‘You share, we take care!’ – Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • Data Plane Algorithms
  • DHT
  • P4
  • Scalability

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