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mkfs.erofs — Create an EROFS filesystem in an image. More information: <https://manned.org/mkfs.erofs>.

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

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createcommandcliimagefilesystemmkfs.erofsmoreerofs

linux

Problem

How to use the mkfs.erofs command: Create an EROFS filesystem in an image. More information: <https://manned.org/mkfs.erofs>.

Solution

mkfs.erofs — Create an EROFS filesystem in an image. More information: <https://manned.org/mkfs.erofs>.

Create an EROFS filesystem based on the root directory:

mkfs.erofs image.erofs root/

Create an EROFS image with a specific UUID:

mkfs.erofs -U {{UUID}} image.erofs root/

Create a compressed EROFS image:

mkfs.erofs -zlz4hc image.erofs root/

Create an EROFS image where all files are owned by root:

mkfs.erofs --all-root image.erofs root/

Code Snippets

Create an EROFS filesystem based on the root directory

mkfs.erofs image.erofs root/

Create an EROFS image with a specific UUID

mkfs.erofs -U {{UUID}} image.erofs root/

Create a compressed EROFS image

mkfs.erofs -zlz4hc image.erofs root/

Create an EROFS image where all files are owned by root

mkfs.erofs --all-root image.erofs root/

Context

tldr-pages: linux/mkfs.erofs

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