Why `SAPInstance` cluster resources cannot start after implementing the `sap_cluster_connector`?

Solution Verified - Updated -


  • Pacemaker cannot start the SAPInstance cluster resources (ASCS/ERS) after implementing the sap_cluster_connector.
  • Only when the sap_cluster_connector configuration is not present, Pacemaker can start the SAPInstance cluster resources (ASCS/ERS).


  • Red Hat Enterprise Linux 8.5+, 9 with High-Availability Add-on
  • Pacemaker cluster running SAPInstance resources that are also managed by external tools such as SAP Management Console (MC/MMC) or SAP Landscape Management (LaMa)

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