Extending TCP for accelerating replication on cluster file systems over sdns

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    This paper explores the changes required of TCP to efficiently support cluster file systems such as Hadoop Distributed File System (HDFS) where the storage nodes are connected through a software defined networking (SDN). Traditional chain replications in these file systems incur large delay and cause inefficient network use. But SDN can cooperate with the cluster file systems to address the problems by pre-Arranging a distribution tree, which opens the possibility of parallel replication. Unfortunately, it cannot be realized without extending TCP, to accommodate the parallel transfer on the transport layer. This paper discusses how to extend TCP to make it possible, and demonstrates the feasibility by implementing a prototype in the Linux kernel. The prototype saves the data replication time by 25% while substantially reducing network use.

    Original languageEnglish
    Title of host publicationProceedings of the 2019 IEEE Conference on Network Softwarization
    Subtitle of host publicationUnleashing the Power of Network Softwarization, NetSoft 2019
    EditorsChristian Jacquenet, Filip De Turck, Prosper Chemouil, Flavio Esposito, Olivier Festor, Walter Cerroni, Stefano Secci
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    Pages48-53
    Number of pages6
    ISBN (Electronic)9781538693766
    DOIs
    Publication statusPublished - 2019 Jun
    Event5th IEEE Conference on Network Softwarization, NetSoft 2019 - Paris, France
    Duration: 2019 Jun 242019 Jun 28

    Publication series

    NameProceedings of the 2019 IEEE Conference on Network Softwarization: Unleashing the Power of Network Softwarization, NetSoft 2019

    Conference

    Conference5th IEEE Conference on Network Softwarization, NetSoft 2019
    Country/TerritoryFrance
    CityParis
    Period19/6/2419/6/28

    Bibliographical note

    Publisher Copyright:
    © 2019 IEEE.

    Keywords

    • HDFS
    • Software Defined Networking (SDN)
    • TCP extension
    • cluster file system
    • data replication
    • network utilization

    ASJC Scopus subject areas

    • Safety, Risk, Reliability and Quality
    • Computer Networks and Communications
    • Software

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