hosted-engine --set-maintenance --mode=global
hosted-engine --vm-status
hosted-engine --vm-shutdown --force
hosted-engine --vm-poweroff
hosted-engine --vm-start
hosted-engine --check-liveliness
hosted-engine --set-maintenance --mode=none
https://www.systutorials.com/docs/linux/man/8-hosted-engine/
https://www.ovirt.org/documentation/installing_ovirt_as_a_self-hosted_engine_using_the_command_line/