What is it about?
Modern processors contain many computing cores that operate simultaneously. As these cores execute different applications, they consume power and generate heat, which can gradually damage the tiny metal wires that deliver power across the chip, a phenomenon known as electromigration. HotPROTON is a framework that connects application behavior with power consumption, temperature, and electromigration analysis. It allows researchers to study how real workloads affect the reliability and expected lifetime of different parts of a manycore processor.
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Why is it important?
Reliability problems such as electromigration are usually studied at the physical chip level, while the impact of the applications running on the processor is often considered separately. HotPROTON helps bridge these two levels by showing how workload behavior, power consumption, and temperature translate into physical stress and long-term reliability. This can help researchers identify reliability problems earlier and explore workload management and system-level techniques that extend processor lifetime.
Perspectives
For me, this work is an important step toward connecting two areas that are often studied separately: how a computing system behaves when running real applications and how this behavior affects the physical reliability of the chip. I hope HotPROTON can help researchers explore this connection more easily and support the development of systems that make reliability-aware decisions based on the physical effects of their workloads.
Maria Pantazi-Kypraiou
University of Thessaly
Read the Original
This page is a summary of: HotPROTON: A System-Level Framework for Thermal-Aware Electromigration Analysis in Manycore Systems, ACM Transactions on Architecture and Code Optimization, August 2026, ACM (Association for Computing Machinery),
DOI: 10.1145/3844139.
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