Kalpana Kalpana (Editor)

Scalasca

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Written in
  
C, C++

Type
  
Profiling

Operating system
  
Unix-like

License
  
BSD

Developer(s)
  
Forschungszentrum Jülich and Technische Universität Darmstadt

Platform
  
IA-32, x64, ARM, PowerPC

Scalasca is a free and open-source software for measurement, analysis, and optimization of parallel program performance. It is licensed under the BSD-style license.

Scalasca is mostly used for profiling scientific and engineering applications using OpenMP and/or MPI. It supports runtime analysis on supercomputers. The application being analysed needs first of all to be "instrumented": MPI usage is instrumented simply by linking the application to the measuring library, while OpenMP usage is instrumented by recompiling from source using Scalasca's modified compiler.

References

Scalasca Wikipedia