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Surprise Me!
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By gst
via thermalnoise.wordpress.com
Published: Nov 14 2007 / 10:41

Visual Call Graph using DTrace
Here is an example of how incredibly powerful DTrace can be. I had to solve a problem where a nice high-level overview of the code flow in a single threaded userland application would save me some pain the backside. Lo and Behold, Dtrace - The Universal Hammer for every nail. Here is a simple visual call graph generator using 5 lines of DTrace combined with the outstanding Graphviz graphics library.
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