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Developer Tools > Analyzer Probe Effect

Analyzer Probe Effect

Darryl Gove, June 2, 2006

When profiling an application, using the Sun Studio Performance Analyzer, there is some probe effect due to both the interruption of the application to gather profiling data, and the act of recording that data to disk. The following study is an attempt to quantify the probe effect when running on a T2000 (UltraSPARC-T1) system. This system has the capability to run many threads, consequently the relationship between the probe effect and the number of threads is very interesting.


  

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