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tldr/pages/common/gprof.md
2022-11-08 22:47:11 +01:00

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# gprof
> Performance analysis tool for many programming languages.
> It profiles the function executions of a program.
> More information: <https://ftp.gnu.org/old-gnu/Manuals/gprof-2.9.1/html_mono/gprof.html>.
- Compile binary with gprof information and run it to get `gmon.out`:
`gcc -pg {{program.c}} && {{./a.out}}`
- Run gprof to obtain profile output:
`gprof`
- Suppress profile field's description:
`gprof -b`
- Display routines that have zero usage:
`gprof -bz`