Re: [Xen-API] Configuration needed to share a VDI

[Franciane Pessanha <franciane@xxxxxxxxxxxxxxx>]

Dudu, pelo que eu entendi a melhor solução seria os dois server ligados 
enviando dados no mesmo disco, usando o cluster, pois se usarmos a outra 
solução de cluster onde caso um nó falhar  o outra entra pode ocorrer o 
risco de corromper dados..
??????

Att
Franciane Pessanha

On 05/18/2012 11:53 AM, Mike McClurg wrote:
> On 18/05/12 15:12, Carlos Eduardo Tavares Terra wrote:
> > Thanks...
> >
> > I really need to mount RW in both VMs. I am creating a fail-over
> > cluster, using concurrent storage for data.
> > I'll try to create a new vbd and attach it to the other VM.
> >
> > Any other clues?
> I'm not sure exactly what you want to do. Are you proposing to plug a 
> single VDI read-writeable in two running VMs, at the same time? Or do 
> you want to only plug the VDI into two VMs, and only turn the second 
> VM on once the first one fails? The second proposal is fine, but the 
> first one will likely lead to data corruption.
> If you want a solution that's more like the first proposal, then you 
> might want to look at setting up DRBD (http://www.drbd.org/) within 
> the guest VMs. XCP doesn't have support for using DRBD as a storage 
> repository directly, but if you set it up in the guests themselves, 
> you might be able to solve your problem.
> Mike

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