https://blog.it-kb.ru/2017/02/22/how-to-upgrade-ovirt-hosted-engine-with-hosts-from-4-0-6-to-4-1-0-and-update-cluster-and-data-center-compatibility-version-and-debian-8-guest-agent/
Обновление oVirt Hosted Engine 4.0.6 до версии 4.1.0