Nodes hostname change after reboot on bare metal OpenShift

Solution Verified - Updated -

Issue

  • Hostname of nodes changes after reboot
    • Node has api.<cluster-name>.<base-domain> or apps.<cluster-name>.<base-domain> as hostname instead of the FQDN
    • Node has localhost.localdomain as hostname instead of the FQDN
    • Node has shortname as hostname instead of the FQDN

Environment

  • Red Hat OpenShift Container Platform 4.x with bare metal

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