IEEE Consumer Electronics Magazine - January/February 2022 - 73

Theme Article: Special Section on Secure
and High-Speed Electronic Systems
Task Scheduling Strategy
for Heterogeneous
Multicore Systems
Juan Fang, Jiaxing Zhang, Shuaibing Lu, and
Di Zhang
Beijing University of Technology
Hui Zhao and Yuwen Cui
University of North Texas
Abstract-For heterogeneous computing systems, various types of processor cores cause
system performance degradation due to uneven load. In addition, the inability of
multitasking to match the appropriate processor core is also an urgent problem. This
article proposes a swarm intelligence task scheduling strategy based on the genetic
algorithm (GA) for high-performance heterogeneous multicore processors. In order to
avoid the falling into local optimal solutions, we employ an adaptive mutation and
injection strategy in the algorithm design. This swarm intelligence solution detects the
computing capacities of different cores by processing specified tasks beforehand, and
then an appropriate solution will be explored by introducing an adaptive mutation GA. Our
technique aims to execute various types of tasks on heterogeneous processing cores for
optimal performance. Experimental results show that this scheduling strategy can reduce
the additional overhead and improve parallel computing efficiency and system
performance.
& COMPUTER SYSTEMS HAVE changed a lot with
the advance in manufacturing technologies. The
single-core processor structure is restricted by
physical design and other factors such as energy
Digital Object Identifier 10.1109/MCE.2021.3073654
Date ofpublication 19 April 2021; date ofcurrent version
6 December 2021.
consumption, which will cause the focus of
Moore's Law to shift from the simply increasing
number of transistors to adding more cores that
can be integrated on a chip.1-3 Consequently,
the direction of the processor development is
changing from a single-core architecture to a
multicore architecture. To handle the massive
data computation in today's applications, the
number of CPUs integrated on the single chip
January/February 2022
Published by the IEEE Consumer Technology Society
2162-2248 ß 2021 IEEE
73

IEEE Consumer Electronics Magazine - January/February 2022

Table of Contents for the Digital Edition of IEEE Consumer Electronics Magazine - January/February 2022

Contents
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IEEE Consumer Electronics Magazine - January/February 2022 - Cover3
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