A Multi-Armed Bandits Learning-Based Approach to Service Caching in Edge Computing Environment

Jinpeng Li, Jiale Zhao*, Peng Chen, Yunni Xia, Fan Li, Yin Li, Feng Zeng, Hui Liu

*Corresponding author for this work

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

1 Citation (Scopus)

Abstract

Mobile edge computing (MEC) is a newly emerging concept that provides significant local computing power and reduces end-to-end latency. In MEC environments, caching frequently accessed services on edge servers effectively reduces latency and improves system responsiveness. An ongoing research topic in such a cachable MEC context is to design novel algorithms for yielding high-quality caching decision that guarantee high user-perceived quality-of-service (QoS) and high system responsiveness of delivery of cached content with the difference of caching capacities of edge servers and diversified content popularity appropriately addressed. In this article, we propose a multi-armed bandits learning-based method busing a Thompson sampling for generating caching decisions. We introduce a genetic multi-armed bandits algorithm (GMAB), which synthesizes the genetic algorithm (GA) and multi-armed bandits (MAB), for optimizing caching effectiveness with timing and space constraints. The experiment results show that GMAB outperforms traditional methods in terms of multiple aspects.

Original languageEnglish
Title of host publicationWeb Services – ICWS 2023 - 30th International Conference, Held as Part of the Services Conference Federation, SCF 2023, Proceedings
EditorsYuchao Zhang, Liang-Jie Zhang
PublisherSpringer Science and Business Media Deutschland GmbH
Pages3-17
Number of pages15
ISBN (Print)9783031448355
DOIs
Publication statusPublished - 2023
Event30th International Conference on Web Services, ICWS 2023 - Honolulu, United States
Duration: 23 Sept 202326 Sept 2023

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume14209 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference30th International Conference on Web Services, ICWS 2023
Country/TerritoryUnited States
CityHonolulu
Period23/09/2326/09/23

Keywords

  • Edge computing
  • Genetic algorithm
  • Multi-armed bandits learning
  • Service caching
  • Thompson sampling

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