[Mageia-dev] latest kernels not powering off machines on shutdown

Thu Aug 9 21:04:16 CEST 2012

On Thu, Aug 9, 2012 at 7:45 PM, Frank Griffin <ftg at roadrunner.com> wrote:
+> On 08/09/2012 02:35 PM, Olivier Blin wrote:
+>>
+>> Thierry Vignaud <thierry.vignaud at gmail.com> writes:
+>>
+>>> Hi
+>>>
+>>> I've the impression that for some time, kernels do not power off machines
+>>> anymore on shutdown.
+>>> The kernel prints "System halted." but the machine remains powered.
+>>> I've seen that with VMs and with real PCs.
+>>
+>>
+> There was a discussion some months back about this (I forget whether it was
+> here or cooker).  Basically, someone discovered that "halt" had been
+> out-of-spec for years because it wasn't *supposed* to power the machine off
+> --- you were supposed to use "poweroff" for that. So it got "fixed", and a
+> bunch of people started asking "what happened ?".
+
+Yes because it totally makes sense to have a command to halt the
+operating system but leave the machine using some power for nothing
+(and preventing you from powering it on with wol). I am sure someone
+believes it can be useful in some strange scenario.
+