If the machine crashes and/or rebooted during the oob migration by a party that 
is not the orchestrator, (read vCenter) then the rules will be lost. 

The new persistent config code in the 4.6 branch will definitely prevent this 
behaviour as, the config will be preserved even if the machines is rebooted 
without receiving the “command line” parameters.  The previous known state will 
be preserved.

—
Ian


> On 03 Jun 2015, at 16:58, Rene Moser <m...@renemoser.net> wrote:
> 
> Sorry for not answering in the thread, I was not on the dev ML so I
> could not reply
> 
> I reported this current behavior to be an issue on the user ML and
> wanted to ask Koushik Das about his experiences.
> 
> I would not agree, in an Vmware environment live migrations, e.g. Vmware
> DRS breaks IPtables normally. In my opinion, this would make DRS
> senseless. And if it happens, it would be uncommon.
> 
> We do live migrations daily with VMs having IPtables rules and I didn't
> see such a behaviour on any of these VMs.
> 
> Could you share more information about your experiences Koushik Das? In
> what conditions this happend?
> 
> In any case I would love to test DRS live migraions on VR without this
> current behavior. In any way, with this current behaviour, we would have
> a lot of downtimes.
> 
> The other "solution" would be reapplying the rules without reboot, I am
> not fully aware of the new behaviour af aggration but wouldn't this also
> cause a network outage?
> 
> Yours
> René
> 
> 
> 

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