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PROFILING SPECIFIC CODE SEGMENTS OF APPLICATIONS



Performance profiling plays a critical role in optimizing applications. Yet,
popular tools like Linux Perf typically profile entire applications, making it
challenging to focus on specific code segments. However, the perf subsystem in
Linux provides direct access to hardware performance counters within
applications. In this article, we illustrate how to control performance counters
from C++ applications using a practical example.



By Jan Mühlig, on 13 Nov 2024




 * cpp
 * hardware performance counter
 * linux
 * perf



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