singularity-overlay-create - Create EXT3 writable overlay image
Contents
Description
The overlay create command allows to create EXT3 writable overlay image either
as a single EXT3 image or by adding it automatically to an existing SIF image.
Example
To create and add a writable overlay to an existing SIF image:
$ singularity overlay create --size 1024 /tmp/image.sif
To create a single EXT3 writable overlay image:
$ singularity overlay create --size 1024 /tmp/my_overlay.img
To create a sparse overlay when creating a new ext3 file system image:
$ singularity overlay create --size 1024 --sparse /tmp/ext3_overlay.img
History
27-Feb-2025 Auto generated by spf13/cobra
Auto generated by spf13/cobra Feb 2025 singularity(1)
Name
singularity-overlay-create - Create EXT3 writable overlay image
Options
--create-dir=[] directory to create as part of the overlay layout
-h, --help[=false] help for create
-s, --size=64 size of the EXT3 writable overlay in MiB
-S, --sparse[=false] create a sparse overlay
See Also
singularity-overlay(1)Synopsis
singularityoverlaycreateimage
