When the clusterinstance CR is deleted, the corresponding cluster is also deleted by the hub (node object gets deleted and there fore the cluster is non-viable)    

    OCP 4.17.12, ACM 2.12.2 MCE 2.7.3

 100%   

    1. Deploy a cluster using SiteConfig Operator and a ClusterInstance CR
    2. Delete the clusterinstance CR
    3. The managed node does not have a node object anymore
    

    [corona@bastion.acmsno1-3.vcpfe.hqplan.lab seedgen]# oc get nodes
No resources found
[corona@bastion.acmsno1-3.vcpfe.hqplan.lab seedgen]# oc get co
NAME                                       VERSION   AVAILABLE   PROGRESSING   DEGRADED   SINCE   MESSAGE
authentication                             4.17.12   False       True          False      32m     ReadyIngressNodesAvailable: Authentication requires functional ingress which requires at least one schedulable and ready node. Got 0 worker nodes, 0 master nodes, 0 custom target nodes (none are schedulable or ready for ingress pods).
config-operator                            4.17.12   True        False         False      26h     
dns                                        4.17.12   True        False         False      25h     
etcd                                       4.17.12   True        False         False      26h     
ingress                                    4.17.12   True        False         False      26h     
kube-apiserver                             4.17.12   True        False         False      26h     
kube-controller-manager                    4.17.12   True        False         False      26h     
kube-scheduler                             4.17.12   True        False         False      26h     
kube-storage-version-migrator              4.17.12   True        False         False      26h     
machine-approver                           4.17.12   True        False         False      26h     
machine-config                             4.17.12   True        False         False      26h     
marketplace                                4.17.12   True        False         False      26h     
monitoring                                 4.17.12   True        False         False      26h     
network                                    4.17.12   True        True          False      26h     Deployment "/openshift-multus/multus-admission-controller" is not available (awaiting 1 nodes)...
node-tuning                                4.17.12   True        False         False      26h     
openshift-apiserver                        4.17.12   True        False         False      25h     
openshift-controller-manager               4.17.12   True        False         False      162m    
operator-lifecycle-manager                 4.17.12   True        False         False      26h     
operator-lifecycle-manager-catalog         4.17.12   True        False         False      26h     
operator-lifecycle-manager-packageserver   4.17.12   True        False         False      26h     
service-ca                                 4.17.12   True        False         False      26h