Valgrind: Difference between revisions
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[http://valgrind.org/ Valgrind] is | [http://valgrind.org/ Valgrind] is a suite of tools for debugging and profiling Linux programs. | ||
The Callgrind tools allow | The Callgrind tools allow profiling of a program. | ||
When it is used with "--dump-instr=yes --trace-jump=yes" and the result is displayed with [http://kcachegrind.sourceforge.net/cgi-bin/show.cgi/KcacheGrindIndex], you can see: | |||
* function call tracing | |||
* executed calltree graphing | |||
* jmp tracing and graphing | |||
== Example == | |||
$ valgrind --tool=callgrind --dump-instr=yes --trace-jump=yes ffplay | $ valgrind --tool=callgrind --dump-instr=yes --trace-jump=yes ffplay | ||
$ kcachegrind callgrind.$pid | $ kcachegrind callgrind.$pid | ||
[[Category: RE Tools]] | [[Category: RE Tools]] | ||
Latest revision as of 14:08, 21 April 2007
Valgrind is a suite of tools for debugging and profiling Linux programs.
The Callgrind tools allow profiling of a program.
When it is used with "--dump-instr=yes --trace-jump=yes" and the result is displayed with [1], you can see:
- function call tracing
- executed calltree graphing
- jmp tracing and graphing
Example
$ valgrind --tool=callgrind --dump-instr=yes --trace-jump=yes ffplay $ kcachegrind callgrind.$pid