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EEOA: Cost and Energy Efficient Task Scheduling in a Cloud-Fog Framework.
M Santhosh Kumar1, Ganesh Reddy Karri1
1School of Computer Science and Engineering, VIT-AP University, Amaravathi 522237, Andhra Pradesh, India.
A new electric earthworm optimization algorithm (EEOA) efficiently schedules Internet of Things (IoT) tasks in cloud-fog systems. This method significantly improves efficiency, reduces energy consumption, and lowers costs compared to existing algorithms.
Area of Science:
- Cloud-fog computing
- Internet of Things (IoT)
- Task Scheduling Algorithms
Background:
- The rapid growth of IoT generates massive data, necessitating efficient task scheduling in cloud-fog environments.
- Existing scheduling methods often neglect crucial factors like energy consumption and cost.
- There is a need for advanced algorithms to manage heterogeneous workloads and enhance Quality of Service (QoS).
Purpose of the Study:
- To propose a novel multi-objective task scheduling algorithm for IoT requests within a cloud-fog framework.
- To address limitations of existing methods by incorporating energy efficiency and cost-effectiveness.
- To enhance the overall efficiency and QoS of cloud-fog services.
Main Methods:
- Developed the electric earthworm optimization algorithm (EEOA) by combining the Earthworm Optimization Algorithm (EOA) and Electric Fish Optimization (EFO).
- Designed EEOA to optimize task scheduling considering execution time, cost, makespan, and energy consumption.
- Evaluated the algorithm using real-world workloads like CEA-CURIE and HPC2N.
Main Results:
- The proposed EEOA demonstrated significant improvements: 89% increase in efficiency, 94% reduction in energy consumption, and 87% decrease in total cost.
- Performance was validated against existing algorithms across various benchmarks.
- Simulation results confirm the superiority of EEOA in optimizing cloud-fog task scheduling.
Conclusions:
- The electric earthworm optimization algorithm (EEOA) offers a superior scheduling scheme for IoT tasks in cloud-fog environments.
- EEOA effectively balances performance metrics including efficiency, energy usage, and cost.
- This research provides a promising solution for optimizing resource management in the era of big data and IoT.

