---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# 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`
