On 07/02/2012 11:00 AM, Bill Davidsen wrote:
I have several systems which either reboot or drop to some zombie
mode
on shutdown from the WM (GNOME3, XFCE, Cinnamon) and on all of them
"shutdowen -h" doesn't power off (as the man page says is optional)
while "shutdown -P" does.
That's not too unreasonable. I'd take -h to mean halt, and -P as Power Off.