Timothy Murphy wrote:
- There seems to be no hibernate option on my Fedora-23/KDE machine
in the KDE/Leave menu. I seem to recall there used to be one?
That's up to systemd/logind to decide,
qdbus --system org.freedesktop.login1 /org/freedesktop/login1 org.freedesktop.login1.Manager.CanHibernate
- I notice that CLI "shutdown -r now" seems to work much more quickly
than GUI Leave=>Shutdown. Is the CLI command omitting something important?
Yes, it skips ending your session gracefully (allowing apps to close without forcefully being killed).
-- Rex