On Sun, 2018-06-03 at 10:19 -0700, Samuel Sieb wrote:
> On 06/03/2018 06:37 AM, Rex Dieter wrote:
> > Robert Moskowitz wrote:
> > > On 06/03/2018 12:43 AM, Samuel Sieb wrote:
> > > > By default, libvirt and qemu will pause the VM and save it when you
> > > > reboot.  On startup, it resumes from where it left off.
> > > 
> > > This has NOT been my experience with my F21 image i qemu.  Is there some
> > > setting I need for this?
> > > 
> > > I am tired of also restarting my F21 image.
> > 
> > My memory may be foggy, but the implementation basically hibernates the VM's
> > then resumes on restart.  So, this may only work if hiberation is available
> > and working in the VM (ie, there is sufficient swap available, etc...)
> 
> No, it's a qemu function that saves the currently used VM memory and 
> state.  You do need to have enough free disk space available to be able 
> to store that.  The VM OS doesn't get notified about it, other than 
> probably noticing that the clock time suddenly jumps unexpectedly.

In my case suddenly rebooting the host *is* detected by the guest
(running Windows 10). I notice this because on reconnecting to it after
a reboot it is always on the login screen, not on the desktop where I
left it.

poc
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