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  1. OpenShift Bugs
  2. OCPBUGS-25164

4.15 server does not have PodMetrics/NodeMetrics

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    • Icon: Bug Bug
    • Resolution: Done-Errata
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    • 4.16.0
    • 4.15.0
    • Monitoring
    • Moderate
    • No
    • MON Sprint 246, MON Sprint 251
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      * Previously, the `oc get podmetrics` and `oc get nodemetrics` commands were not working properly. This update fixes the issue. (link:https://issues.redhat.com/browse/OCPBUGS-25164[*OCPBUGS-25164*])
      Show
      * Previously, the `oc get podmetrics` and `oc get nodemetrics` commands were not working properly. This update fixes the issue. (link: https://issues.redhat.com/browse/OCPBUGS-25164 [* OCPBUGS-25164 *])
    • Bug Fix
    • Done

      Description of problem:

      checked with 4.15.0-0.nightly-2023-12-11-033133, there are not PodMetrics/NodeMetrics in server

      $ oc get clusterversion
NAME      VERSION                              AVAILABLE   PROGRESSING   SINCE   STATUS
version   4.15.0-0.nightly-2023-12-11-033133   True        False         122m    Cluster version is 4.15.0-0.nightly-2023-12-11-033133

$ oc api-resources | grep -i metrics
nodes                                                                                                                        metrics.k8s.io/v1beta1                        false        NodeMetrics
pods                                                                                                                         metrics.k8s.io/v1beta1                        true         PodMetrics

$ oc explain PodMetrics
the server doesn't have a resource type "PodMetrics"
$ oc explain NodeMetrics
the server doesn't have a resource type "NodeMetrics"

$ oc get NodeMetrics
error: the server doesn't have a resource type "NodeMetrics"
$ oc get PodMetrics -A
error: the server doesn't have a resource type "PodMetrics"

      no issue with 4.14.0-0.nightly-2023-12-11-135902

      $ oc get clusterversion
NAME      VERSION                              AVAILABLE   PROGRESSING   SINCE   STATUS
version   4.14.0-0.nightly-2023-12-11-135902   True        False         88m     Cluster version is 4.14.0-0.nightly-2023-12-11-135902

$ oc api-resources | grep -i metrics
nodes                                                                                                                        metrics.k8s.io/v1beta1                        false        NodeMetrics
pods                                                                                                                         metrics.k8s.io/v1beta1                        true         PodMetrics

$ oc explain PodMetrics
GROUP:      metrics.k8s.io
KIND:       PodMetrics
VERSION:    v1beta1DESCRIPTION:
    PodMetrics sets resource usage metrics of a pod.
...

$ oc explain NodeMetrics
GROUP:      metrics.k8s.io
KIND:       NodeMetrics
VERSION:    v1beta1DESCRIPTION:
    NodeMetrics sets resource usage metrics of a node.
...

$ oc get PodMetrics -A
NAMESPACE                                          NAME                                                                       CPU    MEMORY      WINDOW
openshift-apiserver                                apiserver-65f777466-4m8nj                                                  9m     297512Ki    5m0s
openshift-apiserver                                apiserver-65f777466-g7n72                                                  10m    313308Ki    5m0s
openshift-apiserver                                apiserver-65f777466-xzd8l                                                  12m    293008Ki    5m0s
openshift-apiserver-operator                       openshift-apiserver-operator-54945b8bbd-bxkcj                              3m     119264Ki    5m0s
...

$ oc get NodeMetrics
NAME                                        CPU     MEMORY      WINDOW
ip-10-0-20-163.us-east-2.compute.internal   765m    8349848Ki   5m0s
ip-10-0-22-189.us-east-2.compute.internal   388m    5363132Ki   5m0s
ip-10-0-41-231.us-east-2.compute.internal   1274m   7243548Ki   5m0s
...

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

      4.15.0-0.nightly-2023-12-11-033133

      How reproducible:

      always

      Steps to Reproduce:

      1. see the description

      Actual results:

      4.15 server does not have PodMetrics/NodeMetrics

      Expected results:

      should have

              janantha@redhat.com Jayapriya Pai
              juzhao@redhat.com Junqi Zhao
              Junqi Zhao Junqi Zhao
              Eliska Romanova Eliska Romanova
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                Created:
                Updated:
                Resolved: