Evaluation through realistic simulations of file replication strategies for large heterogeneous distributed systems

Anchen Chai, Sorina Camarasu-Pop, Tristan Glatard, Hugues Benoit-Cattin, Frédéric Suter

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

File replication is widely used to reduce file transfer times and improve data availability in large distributed systems. Replication techniques are often evaluated through simulations, however, most simulation platform models are oversimplified, which questions the applicability of the findings to real systems. In this paper, we investigate how platform models influence the performance of file replication strategies on large heterogeneous distributed systems, based on common existing techniques such as prestaging and dynamic replication. The novelty of our study resides in our evaluation using a realistic simulator. We consider two platform models: a simple hierarchical model and a detailed model built from execution traces. Our results show that conclusions depend on the modeling of the platform and its capacity to capture the characteristics of the targeted production infrastructure. We also derive recommendations for the implementation of an optimized data management strategy in a scientific gateway for medical image analysis.

Original languageEnglish
Title of host publicationEuro-Par 2018
Subtitle of host publicationParallel Processing Workshops - Euro-Par 2018 International Workshops, Revised Selected Papers
EditorsGabriele Mencagli, Dora B. Heras
PublisherSpringer Verlag
Pages409-420
Number of pages12
ISBN (Print)9783030105488
DOIs
StatePublished - 2019
Externally publishedYes
Event24th International Conference on Parallel and Distributed Computing, Euro-Par 2018 - Turin, Italy
Duration: Aug 27 2018Aug 28 2018

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume11339 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference24th International Conference on Parallel and Distributed Computing, Euro-Par 2018
Country/TerritoryItaly
CityTurin
Period08/27/1808/28/18

Funding

Acknowledgements. This work is partially supported by the LABEX PRIMES This work is partially supported by the LABEX PRIMES (ANR-11-LABX-0063) of Université de Lyon, within the program “Investissements d’Avenir” (ANR-11-IDEX-0007) operated by the French National Research Agency (ANR). The authors also thank EGI and France Grilles for their support and the provided resources.

Keywords

  • Evaluation
  • File replication
  • Platform model
  • Realistic simulation

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