Command-line tool

e2fsprogs

brew/e2fsprogs

Checked 25 Oct 2026, 21:09 UTC · Listing refreshed from Homebrew, winget, npm, Scoop and cargo; npm packages checked against OSV.dev

Utilities for the ext2, ext3, and ext4 file systems

Website

At a glance

Type

Command-line tool

Install on

macOS, Linux

Last checked

25 Oct 2026, 21:09 UTC

Install it

macOS

brew install e2fsprogs

Linux

brew install e2fsprogs

Search a disk for bad blocks by using a non-destructive read-only test

sudo badblocks /dev/sdX

Search an unmounted disk for bad blocks with a [n]on-destructive read-write test

sudo badblocks -n /dev/sdX

Search an unmounted disk for bad blocks with a destructive [w]rite test

sudo badblocks -w /dev/sdX

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