Improving Energy Efficiency In Open RAN Through Dynamic CPU Scheduling

Saish Urumkar, Byrav Ramamurthy, Sachin Sharma

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

Abstract

Open RAN is a promising cellular technology that is currently undergoing extensive research for future wireless radio access networks. Achieving optimal energy efficiency in Open RAN poses a significant challenge. This paper introduces a CPU scheduling algorithm that specifically targets this challenge by optimizing energy consumption at the base station while maintaining optimal performance levels. With the goal of minimizing energy consumption, the proposed algorithm dynamically adjusts the CPU core states, seamlessly switching between active and sleep modes based on the load conditions. To evaluate the algorithm's effectiveness in terms of energy saving and performance, experimental testing is conducted using the POWDER test-bed located in the United States. The results of the experiments show a reduction of around 5% to 22% in energy consumption in Open RAN through the implementation of the CPU scheduling algorithm.

Original languageEnglish
Title of host publication2023 IEEE International Conference on Advanced Networks and Telecommunications Systems, ANTS 2023
PublisherIEEE Computer Society
ISBN (Electronic)9798350307672
DOIs
Publication statusPublished - 2023
Event17th IEEE International Conference on Advanced Networks and Telecommunications Systems, ANTS 2023 - Jaipur, India
Duration: 17 Dec 202320 Dec 2023

Publication series

NameInternational Symposium on Advanced Networks and Telecommunication Systems, ANTS
ISSN (Print)2153-1684

Conference

Conference17th IEEE International Conference on Advanced Networks and Telecommunications Systems, ANTS 2023
Country/TerritoryIndia
CityJaipur
Period17/12/2320/12/23

Keywords

  • CPU Scheduling
  • Energy Efficiency
  • Open RAN

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