15 citations · 15 across the 10 of their papers we have counts for
11 papers
A Comparative Study of OpenMP Scheduling Algorithm Selection Strategies
Jonas H. Müller Korndörfer, Ali Mohammed, Ahmed Eleliemy +3
Scientific and data science applications are becoming increasingly complex, with growing computational and memory demands. Modern high performance computing (HPC) systems provide h…
LB4OMP: A Dynamic Load Balancing Library for Multithreaded Applications
Jonas H. Müller Korndörfer, Ahmed Eleliemy, Ali Mohammed +1
Exascale computing systems will exhibit high degrees of hierarchical parallelism, with thousands of computing nodes and hundreds of cores per node. Efficiently exploiting hierarchi…
SimAS: A Simulation-assisted Approach for the Scheduling Algorithm Selection under Perturbations
Ali Mohammed, Florina M. Ciorba
Many scientific applications consist of large and computationally-intensive loops. Dynamic loop self-scheduling (DLS) techniques are used to parallelize and to balance the load dur…
Two-level Dynamic Load Balancing for High Performance Scientific Applications
Ali Mohammed, Aurelien Cavelan, Florina M. Ciorba +2
Scientific applications are often complex, irregular, and computationally-intensive. To accommodate the ever-increasing computational demands of scientific applications, high-perfo…
An Approach for Realistically Simulating the Performance of Scientific Applications on High Performance Computing Systems
Ali Mohammed, Ahmed Eleliemy, Florina M. Ciorba +2
Scientific applications often contain large, computationally-intensive, and irregular parallel loops or tasks that exhibit stochastic characteristics. Applications may suffer from…
SPH-EXA: Enhancing the Scalability of SPH codes Via an Exascale-Ready SPH Mini-App
Danilo Guerrera, Aurélien Cavelan, Rubén M. Cabezón +6
Numerical simulations of fluids in astrophysics and computational fluid dynamics (CFD) are among the most computationally-demanding calculations, in terms of sustained floating-poi…
Exploring the Relation Between Two Levels of Scheduling Using a Novel Simulation Approach
Ahmed Eleliemy, Ali Mohammed, Florina M. Ciorba
Modern high performance computing (HPC) systems exhibit a rapid growth in size, both "horizontally" in the number of nodes, as well as "vertically" in the number of cores per node.…
Efficient Generation of Parallel Spin-images Using Dynamic Loop Scheduling
Ahmed Eleliemy, Ali Mohammed, Florina M. Ciorba
High performance computing (HPC) systems underwent a significant increase in their processing capabilities. Modern HPC systems combine large numbers of homogeneous and heterogeneou…
SiL: An Approach for Adjusting Applications to Heterogeneous Systems Under Perturbations
Ali Mohammed, Florina M. Ciorba
Scientific applications consist of large and computationally-intensive loops. Dynamic loop scheduling (DLS) techniques are used to load balance the execution of such applications.…
Performance Reproduction and Prediction of Selected Dynamic Loop Scheduling Experiments
Ali Mohammed, Ahmed Eleliemy, Florina M. Ciorba
Scientific applications are complex, large, and often exhibit irregular and stochastic behavior. The use of efficient loop scheduling techniques in computationally-intensive applic…
Experimental Verification and Analysis of Dynamic Loop Scheduling in Scientific Applications
Ali Mohammed, Ahmed Eleliemy, Florina M. Ciorba +2
Scientific applications are often irregular and characterized by large computationally-intensive parallel loops. Dynamic loop scheduling (DLS) techniques improve the performance of…