Cmb: a configurable messaging benchmark to explore fine-grained communication

WP Marts, DA Kruse, MGF Dosanjh… - 2024 IEEE 24th …, 2024‏ - ieeexplore.ieee.org
Modern communication APIs provide increased ability to specify when, where, and how to
send data between processes. One recent innovation is fine-grained communication, where …

Micro-benchmarking mpi partitioned point-to-point communication

Y Hassan Temucin, RE Grant, A Afsahi - Proceedings of the 51st …, 2022‏ - dl.acm.org
Modern High-Performance Computing (HPC) architectures have developed the need for
scalable hybrid programming models. The latest Message Passing Interface (MPI) 4.0 …

Performance assessment of ensembles of in situ workflows under resource constraints

TMA Do, L Pottier, R Ferreira da Silva… - Concurrency and …, 2023‏ - Wiley Online Library
Scientific breakthroughs in biomolecular methods and improvements in hardware
technology have shifted from a long‐running simulation to a large set of shorter simulations …

Vapro: Performance variance detection and diagnosis for production-run parallel applications

L Zheng, J Zhai, X Tang, H Wang, T Yu, Y **… - Proceedings of the 27th …, 2022‏ - dl.acm.org
Performance variance is a serious problem for parallel applications, which can cause
performance degradation and make applications' behavior hard to understand. Therefore …

Estimating the impact of external interference on application performance

A Shah, M Müller, F Wolf - Euro-Par 2018: Parallel Processing: 24th …, 2018‏ - Springer
The wall-clock execution time of applications on HPC clusters is commonly subject to run-to-
run variation, often caused by external interference from concurrently running jobs. Because …

An Intelligent Approach to Resource Allocation on Heterogeneous Cloud Infrastructures

J Marquez, OH Mondragon, JD Gonzalez - Applied Sciences, 2021‏ - mdpi.com
Cloud computing systems are rapidly evolving toward multicloud architectures supported on
heterogeneous hardware. Cloud service providers are widely offering different types of …

GVARP: Detecting Performance Variance on Large-Scale Heterogeneous Systems

X You, Z Xuan, H Yang, Z Luan, Y Liu… - … Conference for High …, 2024‏ - ieeexplore.ieee.org
Performance variance is one of the nasty pitfalls of large-scale heterogeneous systems,
which can lead to unexpected and unpredictable performance degradation for parallel …

Using hardware counter-based performance model to diagnose scaling issues of HPC applications

N Ding, S Xu, Z Song, B Zhang, J Li… - Neural Computing and …, 2019‏ - Springer
Performance diagnosing for HPC applications can be extremely difficult due to their
complicated performance behaviors. One hand, developers used to identify the potential …

[HTML][HTML] Modelling the Impact of Cloud Storage Heterogeneity on HPC Application Performance

J Marquez, OH Mondragon - Computation, 2024‏ - mdpi.com
Moving high-performance computing (HPC) applications from HPC clusters to cloud
computing clusters, also known as the HPC cloud, has recently been proposed by the HPC …

An evaluation of the state of time synchronization on leadership class supercomputers

T Jones, G Ostrouchov, GA Koenig… - Concurrency and …, 2018‏ - Wiley Online Library
We present a detailed examination of time agreement characteristics for nodes within
extreme‐scale parallel computers. Using a software tool we introduce in this paper, we …