It's needed for ceph, for instance Revert "Reverting to standard docker images" This reverts commit 3083a84b19eb583d0a380e2b92106dda6e7015ad.
It's needed for ceph, for instance Revert "Reverting to standard docker images" This reverts commit 3083a84b19eb583d0a380e2b92106dda6e7015ad.