Exploring: /usr/lib/ubuntu-release-upgrader

Folder / File Owner Permissions Size
.rootdrwxr-xr-x4.00 KB
..rootdrwxr-xr-x4.00 KB
check-new-releaseroot-rwxr-xr-x6.63 KB
do-partial-upgraderoot-rwxr-xr-x3.83 KB
release-upgrade-motdroot-rwxr-xr-x1.46 KB

www-data@sambu: /usr/lib/ubuntu-release-upgrader$ No command