Abstract
Performance data can be complex and potentially high dimensional. Further, it can be collected in multiple, independent domains. For example, one can measure code segments, hardware components, data structures, or an application’s communication structure. Performance analysis and visualization tools require access to this data in an easy way and must be able to specify relationships and mappings between these domains in order to provide users with intuitive, actionable performance analysis results.
In this paper, we describe a data model that can represent such complex performance data, and we discuss how this model helps us to specify mappings between domains. We then apply this model to several use cases both for data acquisition and how it can be mapped into the model, and for performance analysis and how it can be used to gain insight into an application’s performance.
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Notes
- 1.
We will use these two terms interchangeably in the remainder of the paper.
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Acknowledgements
This work was performed under the auspices of the U.S. Department of Energy by Lawrence Livermore National Laboratory under Contract DE-AC52-07NA27344 (LLNL-CONF-664263) and supported by Office of Science, Office of Advanced Scientific Computing Research as well as the Advanced Simulation and Computing (ASC) program.
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Schulz, M. et al. (2015). A Flexible Data Model to Support Multi-domain Performance Analysis. In: Niethammer, C., Gracia, J., Knüpfer, A., Resch, M., Nagel, W. (eds) Tools for High Performance Computing 2014. Springer, Cham. https://doi.org/10.1007/978-3-319-16012-2_10
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DOI: https://doi.org/10.1007/978-3-319-16012-2_10
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