Parallel application performance prediction using analysis based models and HPC simulations

MA Obaida, J Liu, G Chennupati, N Santhi… - Proceedings of the …, 2018 - dl.acm.org
Parallel application performance models provide valuable insight about the performance in
real systems. Capable tools providing fast, accurate, and comprehensive prediction and …

An analytical memory hierarchy model for performance prediction

G Chennupati, N Santhi, S Eidenbenz… - 2017 Winter …, 2017 - ieeexplore.ieee.org
As the US Department of Energy (DOE) invests in exascale computing, performance
modeling of physics codes on CPUs remain a challenge in computational co-design due to …

An energy efficient demand-response model for high performance computing systems

K Ahmed, J Liu, X Wu - 2017 IEEE 25th international …, 2017 - ieeexplore.ieee.org
Demand response refers to reducing energy consumption of participating systems in
response to transient surge in power demand or other emergency events. Demand …

Simulation of HPC job scheduling and large-scale parallel workloads

MA Obaida, J Liu - 2017 Winter Simulation Conference (WSC), 2017 - ieeexplore.ieee.org
The paper presents a simulator designed specifically for evaluating job scheduling
algorithms on large-scale HPC systems. The simulator was developed based on the …

Enabling demand response for hpc systems through power capping and node scaling

K Ahmed, J Liu, K Yoshii - … conference on smart city; IEEE 4th …, 2018 - ieeexplore.ieee.org
Demand response is an increasingly popular program ensuring power grid stability during a
sudden surge in power demand. We expect high-performance computing (HPC) systems to …

A brief history of HPC simulation and future challenges

K Ahmed, J Liu, AH Badawy… - 2017 Winter Simulation …, 2017 - ieeexplore.ieee.org
High-performance Computing (HPC) systems have gone through many changes during the
past two decades in their architectural design to satisfy the increasingly large-scale scientific …

Energy Demand Response for High-Performance Computing Systems

K Ahmed - 2018 - digitalcommons.fiu.edu
The growing computational demand of scientific applications has greatly motivated the
development of large-scale high-performance computing (HPC) systems in the past decade …

Addressing Data Movement Challenges in High-Performance Computing

M Rogowski - 2024 - repository.kaust.edu.sa
Over the past three decades, high-performance computing has undergone significant
transformations. Tremendous advances were made in terms of the compute capability per …

Simulation of energy-efficient demand response for high performance computing systems

K Ahmed, J Liu - 2019 Winter Simulation Conference (WSC), 2019 - ieeexplore.ieee.org
Energy consumption is a critical issue for high-performance computing (HPC) systems.
Demand response is a program offered by power service providers to reduce energy …

IMCSIM: Parameterized performance prediction for implicit Monte Carlo codes

G Chennupathi, S Eidenbenz, A Long… - 2018 Winter …, 2018 - ieeexplore.ieee.org
Monte Carlo techniques to radiation transport play a significant role in modeling complex
astrophysical phenomena. In this paper, we design an application model (IMCSim) of an …