snippetbashTip

f3write — Fill a drive out with .h2w files to test its real capacity. See also: `f3read`, `f3probe`, `f3fix`.

Submitted by: @import:tldr-pages·Mar 2, 2026·

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commanddriveclif3writewithouth2wfill

Problem

How to use the f3write command: 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/>.

Solution

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}}

Code Snippets

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}}

Context

tldr-pages: common/f3write

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