dracut-catimages(8) — Linux manual page

NAME \| SYNOPSIS \| DESCRIPTION \| OPTIONS \| FILES \| AUTHORS \| AVAILABILITY \| SEE ALSO

DRACUT-CATIMAGES(8)               dracut              DRACUT-CATIMAGES(8)

NAME top

       dracut-catimages - creates initial ramdisk image by concatenating
       images

SYNOPSIS top

       dracut-catimages [OPTION...] <initramfs base image> [<image>...]

DESCRIPTION top

       dracut-catimages creates an initial ramdisk image by concatenating
       several images from the command line and
       /var/lib/dracut/images/*.img

OPTIONS top

       -f, --force
           overwrite existing initramfs file.

       -i, --imagedir
           Directory with additional images to add (default:
           /var/lib/dracut/images/)

       -o, --overlaydir
           Overlay directory, which contains additional files that will
           be used to create an additional image

       --nooverlay
           Do not use the overlay directory

       --noimagedir
           Do not use the additional image directory

       -h, --help
           display help text and exit.

       --debug
           output debug information of the build process

       -v, --verbose
           verbose output during the build process

FILES top

       /var/lib/dracut/images/*.img
           images to work with

AUTHORS top

       Harald Hoyer

AVAILABILITY top

       The dracut-catimages command is part of the dracut package and is
       available from https://github.com/dracut-ng/dracut ""
       <"https://github.com/dracut-ng/dracut">

SEE ALSO top

       man:dracut[8].SH COLOPHON This page is part of the dracut (event
       driven initramfs infrastructure) project. Information about the
       project can be found at ⟨https://github.com/dracut-ng//dracut-ng⟩.
       If you have a bug report for this manual page, see
       ⟨https://github.com/dracut-ng/dracut-ng/issues⟩. This page was
       obtained from the project's upstream Git repository
       ⟨https://github.com/dracut-ng/dracut-ng.git⟩ on 2026-05-24. (At
       that time, the date of the most recent commit that was found in
       the repository was 2026-05-11.) If you discover any rendering
       problems in this HTML version of the page, or you believe there is
       a better or more up-to-date source for the page, or you have
       corrections or improvements to the information in this COLOPHON
       (which is not part of the original manual page), send a mail to
       man-pages@man7.org

dracut                          2026-05-24            DRACUT-CATIMAGES(8)