Write a SystemTap script to trace code execution on Linux

This is the second article in a two-part series about SystemTap, a tool for adding instrumentation to Linux systems to better understand the behavior of the kernel and of userspace applications or libraries. The first article used an existing example script called linetimes.stp to uncover a possible performance problem. Now we'll show how SystemTap determines where to place the instrumentation, a few common SystemTap coding techniques, how the linetimes.stp script was created, and some issues en...

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