[one-users] shutting down VM vs stopping it

[knawnd at gmail.com]

Carlos Martín Sánchez wrote on 09/05/11 16:58:
> Hi Nikolay,
Hi Carlos,

> The life-cycle diagram [1] is the best way to understand the VM 
> states, and what actions are available for each of them.
>
> If you shut down a VM, it will enter the final DONE state, from which 
> no action can be performed.
> A stopped VM on the other hand can be later resumed, using 'onevm resume'.
>
> Internally, the difference is that shutting down the VM it has a 
> chance to perform any operations (like unregister from a service). A 
> stopped VM is suspended (paused).
The reason of my misunderstanding was mixing ONE VM states and VM states 
from hypervisor's point of view. Now it's clear. Thanks for explanation 
and your time!

Regards,
Nikolay.
>
> [1] 
> http://opennebula.org/documentation:rel2.2:vm_guide#virtual_machine_life-cycle
>
> Regards
>
> --
> Carlos Martín, MSc
> Project Major Contributor
> OpenNebula - The Open Source Toolkit for Cloud Computing
> www.OpenNebula.org <http://www.opennebula.org/> | 
> cmartin at opennebula.org <mailto:cmartin at opennebula.org>
>
>
> On Sun, May 8, 2011 at 5:34 PM, <knawnd at gmail.com 
> <mailto:knawnd at gmail.com>> wrote:
>
>     Hi!
>
>     Tino has already explained the difference between deleting and
>     shutting down VM in [1]. But I wonder what the difference is
>     between shutting down VM and stopping it (I mean 'onevm shutdown'
>     and 'onevm stop'). It's not clear from onevm man page [2].
>
>     Thanks.
>     Nikolay.
>
>     [1]
>     http://www.mail-archive.com/users@lists.opennebula.org/msg02965.html
>     [2] http://opennebula.org/doc/2.2/cli/onevm.html
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