Re: [Xen-users] 2 node - failover cluster

[Jean Baptiste FAVRE <xen-users@xxxxxxxxxxx>]

On 28/04/2010 22:32, John Madden wrote:
>> The primary/primary mode works very well.
>> PV VMs storage can be defined using "disk = [ 'drbd:resource,xvda,w' ]"
>> (see http://www.drbd.org/docs/about/) which makes Xen in charge of
>> changing DRBD mode if need. But, be aware this only works for
>> paravirtualized VMs, not HVM ones.
>>
>> The only thing is that it will not replace a pure share storage. But
>> basically, a SAN or NAS won't either, except (maybe) using a cluster FS
>> over DRBD.
> 
> DRDB is just a block device.  Why won't HVM domains work with it?
Sure, you're right.
I'm not saying that it won't work, I just say that it won't be as well
intergrated into Xen for HVM than PV VMs.
It clearly work (if not, I'm in big troubles as I use it ;-) )

See: http://www.drbd.org/docs/applications/

Regards,
JB


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