powerdown restarts

[Geoffrey Leach]

On 06/30/2012 12:38:36 PM, Geoffrey Leach wrote:
> On 06/30/2012 11:37:58 AM, Mateusz Marzantowicz wrote:
> > On 30.06.2012 17:36, Geoffrey Leach wrote:
> > > On 06/30/2012 03:51:45 AM, Mateusz Marzantowicz wrote:
> > >> On 29.06.2012 22:37, Geoffrey Leach wrote:
> > >>> This problem has been submitted to Bugzilla (836657), but I
> > thought
> > >> I'd 
> > >>> ask here to see if there are any fixes lurking.
> > >>>
> > >>> System is running 3.4.3-1.fc17.x86_64. When I systemctl 
> poweroff
> 
> > >> the
> > >>
> > >>> kernel reboots instead of powering off. Under Windows 7, power 
> > off
> > 
> > >>> works as expected. All packages are up-to-date.
> > >>>
> > >>> Any ideas?
> > >> What about shutdown -h ? Does it work as expected? Then try halt
> > and
> > >> poweroff commands.
> > > It's my understanding that poweroff is a backwards-compatibility 
> > > implementation of systemctl poweroff, which I have tried to no
> > avail. I 
> > > should have mentioned that. It appears that halt is the same.
> > shutdown 
> > > if a link to systemctl. Bottom line is that I would not expect 
> any
> > of 
> > > these to be any different, but I live in hope and will report 
> back
> > if 
> > > there's any difference.
> > >
> > > I should also mention that systemctl poweroff works fine on my
> > laptop 
> > > running the 32-bit version of Fedora 16.
> > >
> > > One point, FWIW. Power off is essential for my application. 
> Merely
> 
> > > halt-ing is no better than just leaving the system running. 
> > >
> > > Thanks. I don't wish to seem ungrateful -:)
> > >
> > >
> > 
> > Yes, you're right about that links to systemctl. Unfortunately 
> there
> > is
> > no magic related to shutdown/halt/power off in systemctl, it all 
> > calls
> > reboot() syscall through libc. Your problem lays probably somewhere 
> > in
> > kernel and might be ACPI related (it was very common sometime ago).
> > 
> > Does your 32 bit and 64 bit boxes are the same or different
> machines?
> 
> Different. The 32-bit is a laptop running Fedora 16. The 64-bit is a 
> DVR (or will be, once I resolve the no sound problem)

Halt does halt.