[ClusterLabs] DRBD or SAN ?

Lentes, Bernd bernd.lentes at helmholtz-muenchen.de
Tue Jul 18 13:41:37 EDT 2017

>> Is with DRBD and Virtual Machines live migration possible ?
>> Bernd
> yes, but dual-primary is needed (this is how the Anvil! does live
> migration). With DRBD 9, you can set it up to momentarily do
> dual-primary to support live migration, though I have not used this
> myself yet.
> With dual-primary, you need to be sure a few things are in place (ie:
> proper fencing, but you need that anyway, a cluster resource manager, etc).

On SLES 11 SP4 HAE DRBD 8.4 is available. Do i need a cluster fs on top of a dual primary DRBD ?
I assume.


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