How can the srConnectionChanged() hook be used to improve the detection of situations where a takeover is required, in a Red Hat Pacemaker cluster managing HANA Scale-up or Scale-out System Replication?

Solution In Progress - Updated -

Issue

  • Is the srConnectionChanged() hook supported with the Red Hat High Availability solution for SAP HANA Scale-up or Scale-out System Replication?
  • How do I integrate the srConnectionChanged() hook provided by SAP HANA into a Pacemaker cluster managing HANA System Replication?
  • When is the srConnectionChanged() hook called in a Pacemaker cluster managing HANA Scale-up/Scale-out System Replication, and what does it do?

Environment

  • Red Hat Enterprise Linux 7 or 8 (with the High Availability Add-on)
  • SAP HANA Scale-up or Scale-out Pacemaker cluster

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