Performance and Optimization
Compiler Comparisons
Comparison of different compilers with different options on several benchmarks. Read More »
Using OpenMP Effectively
Performance implications and case studies of codes combining MPI and OpenMP Read More »
Reordering MPI Ranks
Reordering MPI ranks can result in improved application performance depending on the communication patterns of the application. Read More »
Application Performance Variability on Hopper
How an application is placed across Hopper's roughly 6300 compute nodes can affect its performance. See a study of application runtimes vs node placement. Read More »
Hopper Performance Monitoring
Benchmarking performance of scientific applications on Hopper Read More »
Hopper:Improving I/O performance to GSCRATCH and PROJECT
This page describes how to get the best performance when using GPFS file systems such as GSCRATCH and PROJECT on Hopper. Read More »
