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Darshan

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Darshan is a set of libraries that can characterize MPI-IO and POSIX file access within typical HPC applications in a nonintrusive way. It can be used to investigate I/O behavior of a MPI-program.
Developer: Argonne National Laboratory
Platforms: HPE_Hawk
Category: Performance Analyzer
License: free software
Website: Darshan homepage


Introduction

Darshan is developed by Mathematics and Computer Science Division of Argonne National Laboratory to allow investigation and tuning of the I/O behaviour of complex HPC applications. It is open-source and available on github. Many Tutorials and hands-on excercises are available online.

Usage

Running program with Darshan instrumentation

First load the needed software module:

module load darshan-runtime


Parsing log file to pdf

See also

External Links