H5bench is a suite of parallel I/O benchmarks or kernels representing I/O patterns that are commonly used in HDF5 applications on high performance computing systems. H5bench measures I/O performance from various aspects, including the I/O overhead, observed I/O rate, etc.

You can access the full documentation and examples at h5bench.readthedocs.io

If you use this benchmark in your experiments, please consider citing:

@inproceedings{h5bench,
  title = {{h5bench: HDF5 I/O Kernel Suite for Exercising HPC I/O Patterns}},
  author = {Li, Tonglin and Byna, Suren and Koziol, Quincey and Tang, Houjun and Bez, Jean Luca and Kang, Qiao},
  booktitle = {Proceedings of Cray User Group Meeting, CUG 2021}
  year = {2021}
}

H5bench: a benchmark suite for parallel HDF5 (H5bench) Copyright (c) 2021, The Regents of the University of California, through Lawrence Berkeley National Laboratory (subject to receipt of any required approvals from the U.S. Dept. of Energy) and North Carolina State University.

All rights reserved. If you have questions about your rights to use or distribute this software, please contact Berkeley Lab's Intellectual Property Office at [email protected].

NOTICE. This Software was developed under funding from the U.S. Department of Energy and the U.S. Government consequently retains certain rights. As such, the U.S. Government has been granted for itself and others acting on its behalf a paid-up, nonexclusive, irrevocable, worldwide license in the Software to reproduce, distribute copies to the public, prepare derivative works, and perform publicly and display publicly, and to permit others to do so.