[pve-devel] Qemu / virtio-rng-pci

Alexandre DERUMIER aderumier at odiso.com
Tue Jun 2 06:29:02 CEST 2015


>>Me too but we can't rely on the qemu version.
>>
>>I can upgrade qemu / pve than live migrate from 2.2 to 2.3 but I'm still without virtio-rng. While doing next live migration it will fail.

Well, the patch check the version of qemu or the machine option or forcemachine from qemu live migration.

So it should always be the same version until we stop/start the vm right ?


----- Mail original -----
De: "Stefan Priebe" <s.priebe at profihost.ag>
À: "dietmar" <dietmar at proxmox.com>
Cc: "aderumier" <aderumier at odiso.com>, "pve-devel" <pve-devel at pve.proxmox.com>
Envoyé: Lundi 1 Juin 2015 18:45:14
Objet: Re: [pve-devel] Qemu / virtio-rng-pci

Am 01.06.2015 um 17:39 schrieb Dietmar Maurer <dietmar at proxmox.com>: 

>>>> Sure. I'm just thinking about the check regarding Qemu 2.3. I would also 
>>>> like to use it for older qemu versions / installations. 
>>> 
>>>> Is there no other way to support it and not to break live migration? 
>> 
>> I don't see how to do it, adding a new pci device by default will break live 
>> migration. 
>> Or we need to add a new option in vmid.conf 
>> 
>> @Dietmar : any opinion ? 
> 
> I don't really want a new option for that... 

Me too but we can't rely on the qemu version. 

I can upgrade qemu / pve than live migrate from 2.2 to 2.3 but I'm still without virtio-rng. While doing next live migration it will fail. 

Stefan 

> 



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