Comment on How to create PCS / Corosync High Availability Cluster config backup and migrate to new Virtual Machines by Mikael.
OS Upgrade – RHEL 7.9 to RHEL 8.6 with Pacemaker Cluster – – – Backup Cluster pcs config backup pcs-backup Destroy the Cluster pcs cluster stop –all pcs cluster destroy Upgrade OSes Install & Restore your Cluster (Now that both nodes are upgraded to RHEL 8.6 we can reinstall and restore the cluster) yum install pcs pacemaker fence-agents-all systemctl start pcsd.service systemctl enable pcsd.service passwd hacluster pcs host auth hana5-h.is.net hana6-h.is.net pcs cluster setup SAP_HANA_TEST_HT0 hana5-h.is.net hana6-h.is.net crm_verify -L psc config restore pcs-backup.tar.bz2 (See "Backup Cluster" above) pcs cluster start -all Verifying your system and cluster __PRESENT__PRESENT
