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5 Interpreting gprof’s Output

gprof can produce several different output styles, the most important of which are described below. The simplest output styles (file information, execution count, and function and file ordering) are not described here, but are documented with the respective options that trigger them. See Output Options.

• The Flat Profile
• The Call Graph
• Line-by-line Profiling
• The Annotated Source Listing