blog.notmyidea.org/content/code/2024-05-30-podman-cache-bust.md

title	tags	status
Bust a specific podman cache entry	podman, cache	draft

When building images using podman, cache entries are created for the different steps of your Dockerfile. This makes subsequent commands run faster, by hitting the cache rather than redownloading / computing what's needed.

There is a command to bust all the cache:

podman system reset
WARNING! This will remove:
        - all containers
        - all pods
        - all images
        - all networks
        - all build cache
        - all machines
        - all volumes

But I wanted to remove just a specific cache entry. I've had trouble finding it, but it's possible to just prune a specific cache entry by doing:

podman rmi <cache-entry> -f