Is it possible to upgrade a RHEL 6-based RHEV cluster to a RHEL 7-based cluster?
Issue
How do I upgrade a RHEV cluster with RHEL 6/RHEV-H 6 hosts to a cluster with RHEL 7/RHEV-H 7 hosts with no downtime for the VM's in the cluster?
Environment
- Red Hat Enterprise Virtualization 3.5, 3.6
- Red Hat Enterprise Linux 6.X
- Red Hat Enterprise Linux 7.X
- Red Hat Enterprise Virtualization Hypervisor 6.X
- Red Hat Enterprise Virtualization Hypervisor 7.X
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