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Performance Optimisation and Productivity
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Tool Time: Using the Python Extrae API to Profile a Region of a Code
The Extrae profiling tool, developed by BSC, can very quickly produce very large trace files, whi
Tool Time: Instantaneous Parallelism in Paraver
When viewing a trace file in Paraver’s timeline view, it might be interesting to determine the le
Tool Time: Profiling Parallel HDF5 using Darshan
Understanding the I/O behavior of HPC applications is critical to ensuring their efficient use of
Tool Time: Measurement of External Libraries with Score-P
Very often scientific applications are using third-party libraries, e.g.
Tool Time: Create Filter for Score-P Measurement in a Snap
One of the essential steps to create a good performance measurement when using
Tool Time: Do I scale?
First glimpse of the scaling behavior using CubeGUI/Scaling plugin.
Tool Time: Measuring OpenMP Serialisation in Hybrid MPI and OpenMP Codes in Scalasca
Hybrid MPI and OpenMP parallelisation is a popular way to increase the scalability of MPI codes.
Tool Time: CubeGUI and its Plugins
In the previous blog article
Tool Time: Installing and Managing HPC Software with Spack
A common problem encountered when attempting to set up workflows on HPC machines is handling and
Tool Time: Instrumenting Code Regions Using the Intel Trace Analyzer and Collector Profiling Tool
The Intel Trace Analyzer and Collector (ITAC) profiling tool allows application developers to pro