On Thu 30 April 2015 19:02:54 Laurent Bercot wrote:
> - Made sense at the time, doesn't make sense today: the separation between
> administrator commands (/sbin, /usr/sbin) and user commands (/bin,
> /usr/bin). Back then, filesystems were slow and scaled badly, caches were
> small, and it was costly (time-wise for lookups) to have too many binaries
> in a single location. Segregating admin-only binaries in a separate
> location avoided clogging /bin and /usr/bin, and was a simple solution to
> gain a factor of 2 or so, which apparently was enough. There certainly were
> other reasons for that choice, but this is the only one that stands
> examination

quote from most recent OpenSuse (yes, with dang systemd :-S ):

jr@saturn:~> ntpdate
Absolute path to 'ntpdate' is '/usr/sbin/ntpdate', so running it may require
superuser privileges (eg. root).

/j