Hardware or VM for one controller

[feldsam (Kristian Feldsam)]

Hello, look at my replies in existing topic

Running opennebula as VM and import it afterwards in itself

What is benefit of this? I have Opennebula in VM hsoted on cluster, but I manage that VM by pacemaker. I also plan to do HA with two VM and configure pacemaker placement to have each VM on another host. When I need migrate frontend to other host, I do it by pacemaker. Also, when I need to put some cluster node to standby, it automatically migrate running opennebula VM to other suitable host and only then it stops other resources like mouted storage, dlm etc…

Running opennebula as VM and import it afterwards in itself

Hi, you are right. I don’t see any drawback, it is working good. Also you can manage resource inside VMs by pacemaker remote. In opennebula itself, I can see VMs on Wild tab in Host detail. Thats all. When I need to do maintanace, I just put node to standby like before. Pacemaker automatically migrate running VM to other node. I think that is better that self-managing openenbula VMs by opennebula. Actually, I have just one opennebula VM, but I planning to do MariaDB cluster from three VMs an…