Re: [Xen-users] small cluster storage configuration?

[Bart Coninckx <bart.coninckx@xxxxxxxxxx>]

On 10/10/11 15:18, Miles Fidelman wrote:
> James Harper wrote:
> > Bart Coninckx wrote:
> > > DRBD does not do 4 nodes. If you split in two clusters you cannot
> > > cross migrate, unless you set up the storage on each node in some
> > > way, bu thow are you going to replicate?
> Well, yes, ... that's sort of why I'm asking the question :-)
The question implies that I don't see a possibility for this.

> > > Personally, I would create a storage cluster and a VM cluster,
> > > allowing for epxansion of the virtual nodes later if time/budget
> > > permits.
> > That's what I've done. Overall throughput is quite good, but seems to
> > suffer a bit on small writes.
> Which leads to two follow-up questions:
>
> 1. Can I assume that you're both suggesting a 4-node storage cluster,
> and a 4-node VM cluster - running on the same 4 computers? If so, that's
> sort of what I'm aiming for.
No, we're suggesting two 2-node clusters, one for storage, one for 
virtualization.
> 2. What software are you running for your storage cluster?
I'm running IET. Next project I would try AoE though.


B.


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