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Run your HPC jobs in Eco-Mode: revealing the potential of user-assisted . . . With the objective of offering an efficient energy-saving strategy by involving users, we introduce a user-assisted supercomputer power-capping methodology In this approach, users have the option to voluntarily permit their applications to operate in a power-capped mode, denoted as ’Eco-Mode’, as necessary
Holistic Approaches to HPC Power Workflow Management 11 1 Introduction Managing power consumption may be the single largest research challenge when developing exascale systems Power management must now be added to the traditional goals of application and algorithm correctness, scalability, and performance, as a new metric for both design and analysis of high-performance computing (HPC) systems The Institute of Advanced Architectures and
Predictive Modeling for Job Power Consumption in HPC Systems In this domain, power-capping can significant increase the final energy-efficiency by cutting cooling effort and worst-case design margins A key aspect for an optimal implementation of power capping is the ability to estimate the power consumption of HPC applications before they run on the real system
Reducing the Power Consumption of HPC Environments - Intel Improving power efficiency rates essential for reducing user costs HPC operation is significantly afected by the power consumption of servers One reason for this is a facility-related issue, with the maximum amount of suppliable power (power cap) being determined based on the facility
Analysis of Power Consumption and GPU Power Capping for MILC Up to 50% of GPU’s TDP can be applied to MILC jobs with less than 15% of performance decrease Index Terms—Application power consumption, GPU power capping, power management I INTRODUCTION As high-performance computing (HPC) enters the exascale, power has become a major limiting factor to continue to advance in scientific computing
Power Efficiency in High Performance Computi - Computing Sciences Research ABSTRACT After 15 years of exponential improvement in microproces-sor clock rates, the physical principles allowing for Dennard scaling, which enabled performance improvements without a commensurate increase in power consumption, have all but ended Until now, most HPC systems have not focused on power efficiency However, as the cost of power reaches par-ity with capital costs, it is
Power-Capping Metric Evaluation for Improving Energy Efficiency in HPC . . . Why Fine-Grained Power Analysis? Identifying power spikes and inefficiencies Optimizing application performance and energy use New architectures have more knobs to control power utilization What power-capping setting is more suitable for a GPU task to achieve energy efficiency?
Power capping of heterogeneous systems - CUG Abstract—The landscape of HPC is changing rapidly because of rising energy prices and concerns of increased OPEX, reg-ulatory concerns around data center sustainability (reduction of carbon footprint, total power burden on the grid), and the expected increase in system power consumption as systems get larger and component power requirements increase Customers are asking for solutions that
GPU Power Capping - NERSC Documentation As HPC enters exascale, power has become a critical limiting factor in HPC Power capping as one of the commonly used power management approaches can effectively keep the system and jobs within a preset power limit To prepare more for power-constrained future systems, we encourage users to explore the power capping option with your production workloads NERSC encourages users to explore this
HPC I O Throughput Bottleneck Analysis with Explainable Local Models We introduce a log-based feature engineering pipeline for HPC applications Our analysis uses 89,844 Darshan logs of I O volume greater than 100 MiB collected on the Argonne Leadership Computing Facility (ALCF) Theta supercom-puter from 2017 to 2020