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  1. OpenShift Bugs
  2. OCPBUGS-19736

After Upgrade to 4.12 rebooted nodes no longer boot

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    • SDN Sprint 243, SDN Sprint 244, SDN Sprint 245, SDN Sprint 246
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      Description of problem:

      configure-ovs.sh breaks primary interface config by leaving generated configs in '/etc/NetworkManager/system-connections`

      Version-Release number of selected component (if applicable):

      4.10.52 -> 4.11.46 -> OCP 4.12.27 IPI VSphere

      How reproducible:

      reboot any node, the node will never become ready.

      Steps to Reproduce:

      1. Install and upgrade cluster
2. Reboot worker nodes after upgrade.
3.

      Actual results:

      Primary interface never sends DHCP and bad configs in /etc/NetworkManager/system-connections

      Expected results:

      No left over ovs-configure configs, and primary interface aquires IP Address using DHCP.

      Additional info:

      Workaround Only when using a single DHCP interface.
rm /etc/NetworkManager/system-connections/*

            jcaamano@redhat.com Jaime Caamaño Ruiz
            rhn-support-tidawson Timothy Dawson
            Ross Brattain Ross Brattain
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              Created:
              Updated:
              Resolved: