APIRemovedInNextEUSReleaseInUse/APIRemovedInNextReleaseInUse alerts triggered for horizontalpodautoscalers/v2beta2

# oc -n openshift-monitoring logs -c kube-state-metrics $(oc -n openshift-monitoring get pod --no-headers | grep kube-state-metrics | awk '{print $1}') | grep HorizontalPodAutoscaler
W1019 07:18:50.931381       1 warnings.go:70] autoscaling/v2beta2 HorizontalPodAutoscaler is deprecated in v1.23+, unavailable in v1.26+; use autoscaling/v2 HorizontalPodAutoscaler
W1019 07:18:50.936268       1 warnings.go:70] autoscaling/v2beta2 HorizontalPodAutoscaler is deprecated in v1.23+, unavailable in v1.26+; use autoscaling/v2 HorizontalPodAutoscaler
W1019 07:27:45.938541       1 warnings.go:70] autoscaling/v2beta2 HorizontalPodAutoscaler is deprecated in v1.23+, unavailable in v1.26+; use autoscaling/v2 HorizontalPodAutoscaler
...

# token=`oc create token prometheus-k8s -n openshift-monitoring` 
# oc -n openshift-monitoring exec -c prometheus prometheus-k8s-0 -- curl -k -H "Authorization: Bearer $token" 'https://prometheus-k8s.openshift-monitoring.svc:9091/api/v1/query?' --data-urlencode 'query=ALERTS{alertname=~"APIRemovedInNextEUSReleaseInUse|APIRemovedInNextReleaseInUse",alertstate="firing"}' | jq
{
  "status": "success",
  "data": {
    "resultType": "vector",
    "result": [
      {
        "metric": {
          "__name__": "ALERTS",
          "alertname": "APIRemovedInNextEUSReleaseInUse",
          "alertstate": "firing",
          "group": "autoscaling",
          "namespace": "openshift-kube-apiserver",
          "removed_release": "1.26",
          "resource": "horizontalpodautoscalers",
          "severity": "info",
          "version": "v2beta2"
        },
        "value": [
          1666167509.532,
          "1"
        ]
      },
      {
        "metric": {
          "__name__": "ALERTS",
          "alertname": "APIRemovedInNextReleaseInUse",
          "alertstate": "firing",
          "group": "autoscaling",
          "namespace": "openshift-kube-apiserver",
          "removed_release": "1.26",
          "resource": "horizontalpodautoscalers",
          "severity": "info",
          "version": "v2beta2"
        },
        "value": [
          1666167509.532,
          "1"
        ]
      }
    ]
  }
}

# oc explain horizontalpodautoscalers
KIND:     HorizontalPodAutoscaler
VERSION:  autoscaling/v2 

4.12.0-0.nightly-2022-10-18-192348
kube-state-metrics 2.6.0

always

1. check the alert for the cluster
2.
3.

APIRemovedInNextEUSReleaseInUse/APIRemovedInNextReleaseInUse alerts triggered for horizontalpodautoscalers/v2beta2

no alert

# oc -n openshift-kube-apiserver get prometheusrules api-usage -oyaml
...
spec:
  groups:
  - name: pre-release-lifecycle
    rules:
    - alert: APIRemovedInNextReleaseInUse
      annotations:
        description: Deprecated API that will be removed in the next version is being
          used. Removing the workload that is using the {{ $labels.group }}.{{ $labels.version
          }}/{{ $labels.resource }} API might be necessary for a successful upgrade
          to the next cluster version with Kubernetes {{ $labels.removed_release }}.
          Refer to `oc get apirequestcounts {{ $labels.resource }}.{{ $labels.version
          }}.{{ $labels.group }} -o yaml` to identify the workload.
        summary: Deprecated API that will be removed in the next version is being
          used.
      expr: group by (group,version,resource,removed_release) (apiserver_requested_deprecated_apis{removed_release="1.26"})
        * on (group,version,resource) group_left () sum by (group,version,resource)
        ( rate(apiserver_request_total{system_client!="kube-controller-manager",system_client!="cluster-policy-controller"}[4h])
        ) > 0
      for: 1h
      labels:
        namespace: openshift-kube-apiserver
        severity: info
    - alert: APIRemovedInNextEUSReleaseInUse
      annotations:
        description: Deprecated API that will be removed in the next EUS version is
          being used. Removing the workload that is using the {{ $labels.group }}.{{
          $labels.version }}/{{ $labels.resource }} API might be necessary for a successful
          upgrade to the next EUS cluster version with Kubernetes {{ $labels.removed_release
          }}. Refer to `oc get apirequestcounts {{ $labels.resource }}.{{ $labels.version
          }}.{{ $labels.group }} -o yaml` to identify the workload.
        summary: Deprecated API that will be removed in the next EUS version is being
          used.
      expr: group by (group,version,resource,removed_release) (apiserver_requested_deprecated_apis{removed_release=~"1[.]2[67]"})
        * on (group,version,resource) group_left () sum by (group,version,resource)
        ( rate(apiserver_request_total{system_client!="kube-controller-manager",system_client!="cluster-policy-controller"}[4h])
        ) > 0
      for: 1h
      labels:
        namespace: openshift-kube-apiserver
        severity: info