---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# f3write

> Fill a drive out with .h2w files to test its real capacity.
> See also: `f3read`, `f3probe`, `f3fix`.
> More information: <https://oss.digirati.com.br/f3/>.

- Write test files to a given directory, filling the drive:

`f3write {{path/to/mount_point}}`

- Limit the write speed:

`f3write --max-write-rate={{kb_per_second}} {{path/to/mount_point}}`
