Hosted engine has seen a lot of progress and evolution, and today it is is the de facto recommended way to to deploy your oVirt Engine. But since that special Hosted Engine High Availability (HA) cluster itself needs management, we worked on making that be managed by the hosted engine itself, too.

Recent oVirt versions made it lot more easier to deploy hosted-engine, first by introducing the appliance and cloud-init customization phase, next with VM configuration being stored on the shared storage and making the VM itself manageable from the UI itself. A few more under-the-hood changes resulted in storing event the cluster configuration on the shared storage itself, opening the door to making the expanding of the HA-cluster even easier, as all answers and configuration were now already available.

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