If vCenter is unavailable: Clustering Service (vCLS) in VMware vSphere 7.0
If vCenter is unavailable: Clustering Service…
With vSphere 7 U1, VMware introduced vSphere Clustering Service (vCLS), which helps in a situation when vCenter Server becomes unavailable. As you know, if you lose vCenter Server, you also lose the Distributed Resource Scheduler (DRS), so your VMs are no longer balanced across your cluster.