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  1. OpenShift Bugs
  2. OCPBUGS-61218

router deployment failure on 4.19->4.20 upgrade

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    • Icon: Bug Bug
    • Resolution: Done
    • Icon: Critical Critical
    • 4.21.0
    • 4.20
    • HyperShift
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    • Quality / Stability / Reliability
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      https://gcsweb-ci.apps.ci.l2s4.p1.openshiftapps.com/gcs/test-platform-results/logs/periodic-ci-openshift-hypershift-release-4.20-periodics-e2e-aws-upgrade/1961217434979405824/artifacts/e2e-aws-upgrade/hypershift-aws-run-e2e-external/artifacts/TestUpgradeControlPlane/

      $ oc get hostedcluster -n e2e-clusters-sztx6 control-plane-upgrade-r5pl6 -oyaml
      ...
        version:
          availableUpdates: null
          desired:
            image: registry.build03.ci.openshift.org/ci-op-c8hfl969/release@sha256:91d48ce16b4171188b8ea521165d67950e637a7dab99650a79b9702086ec4d5a
            version: 4.20.0-0.ci-2025-08-28-170355
          history:
          - completionTime: "2025-08-29T00:57:00Z"
            image: registry.build03.ci.openshift.org/ci-op-c8hfl969/release@sha256:91d48ce16b4171188b8ea521165d67950e637a7dab99650a79b9702086ec4d5a
            startedTime: "2025-08-29T00:49:00Z"
            state: Completed
            verified: false
            version: 4.20.0-0.ci-2025-08-28-170355
          - completionTime: "2025-08-29T00:34:31Z"
            image: registry.build03.ci.openshift.org/ci-op-c8hfl969/release@sha256:a0a79522c67046c9f303a7001cb56f529e1671d1c3ce74dc8ca849bb840f71bc
            startedTime: "2025-08-29T00:20:16Z"
            state: Completed
            verified: false
            version: 4.19.0-0.nightly-2025-08-28-080135
      
      $ oc get controlplanecomponents -n e2e-clusters-sztx6-control-plane-upgrade-r5pl6 -oyaml router
      apiVersion: hypershift.openshift.io/v1beta1
      kind: ControlPlaneComponent
      metadata:
        creationTimestamp: "2025-08-29T00:37:32Z"
        generation: 1
        name: router
        namespace: e2e-clusters-sztx6-control-plane-upgrade-r5pl6
        resourceVersion: "31687"
        uid: 456a341c-907e-48b0-aa79-69fbafd2cc77
      spec: {}
      status:
        conditions:
        - lastTransitionTime: "2025-08-29T00:37:32Z"
          message: Deployment router is available
          reason: AsExpected
          status: "True"
          type: Available
        - lastTransitionTime: "2025-08-29T00:37:32Z"
          message: 'Waiting for deployment router rollout to finish: 2 out of 3 new replicas
            have been updated'
          reason: WaitingForRolloutComplete
          status: "False"
          type: RolloutComplete
      

      Router pod status that is failing to schedule

      status:
        conditions:
        - lastProbeTime: null
          lastTransitionTime: "2025-08-29T12:51:06Z"
          message: '0/3 nodes are available: 1 node(s) didn''t match pod anti-affinity rules,
            2 node(s) didn''t satisfy existing pods anti-affinity rules. preemption: not
            eligible due to preemptionPolicy=Never.'
          reason: Unschedulable
          status: "False"
          type: PodScheduled
        phase: Pending
      

              cewong@redhat.com Cesar Wong
              sjenning Seth Jennings
              None
              None
              Jie Zhao Jie Zhao
              None
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                Created:
                Updated:
                Resolved: