Fast and faithful performance prediction of MPI applications: the HPL case study
Finely tuning MPI applications (number of processes, granularity, collective operation
algorithms, topology and process placement) is critical to obtain good performance on …
algorithms, topology and process placement) is critical to obtain good performance on …
Model-led optimisation of a geometric multigrid application
This paper details the construction of an analytical performance model of HYDRA, a
production nonlinear multigrid solver used by Rolls-Royce for computational fluid dynamics …
production nonlinear multigrid solver used by Rolls-Royce for computational fluid dynamics …
Simulation-based optimization and sensibility analysis of MPI applications: Variability matters
Finely tuning MPI applications and understanding the influence of key parameters (number
of processes, granularity, collective operation algorithms, virtual topology, and process …
of processes, granularity, collective operation algorithms, virtual topology, and process …
[PDF][PDF] An applications approach to benchmarking and performance modelling low latency interconnection networks
DG Chester - 2021 - warwick.ac.uk
Computation provides a vital method for investigating scientific phenomena that are
impractical to physically measure. It proves a safe, reliable and repeatable environment to …
impractical to physically measure. It proves a safe, reliable and repeatable environment to …
Performance engineering unstructured mesh, geometric multigrid codes.
RA Bunt - 2016 - wrap.warwick.ac.uk
High Performance Computing (HPC) is a vital tool for scientific simulations; it allows the
recreation of conditions which are too expensive to produce in situ or over too vast a time …
recreation of conditions which are too expensive to produce in situ or over too vast a time …
Higher-order particle representation for a portable unstructured particle-in-cell application
D Brown - 2020 - wrap.warwick.ac.uk
As the field of High Performance Computing (HPC) moves towards the era of Exascale
computation, computer hardware is becoming increasingly parallel and continues to …
computation, computer hardware is becoming increasingly parallel and continues to …
Performance modelling and optimisation of inertial confinement fusion simulation codes
RF Bird - 2016 - wrap.warwick.ac.uk
Legacy code performance has failed to keep up with that of modern hardware. Many new
hardware features remain under-utilised, with the majority of code bases still unable to make …
hardware features remain under-utilised, with the majority of code bases still unable to make …