docker-system-prune

docker system prune [OPTIONS]

Remove unused data

-a, --all[=false]
Remove all unused images not just dangling ones

--filter=
Provide filter values (e.g. 'label=<key>=<value>')

-f, --force[=false]
Do not prompt for confirmation

-h, --help[=false]
help for prune

--volumes[=false]
Prune volumes

docker-system(1)