Bug 1967527

Summary: CPU spikes not captured in Grafana causing issue to understand HPA behavior
Product: OpenShift Container Platform Reporter: Apurva Nisal <anisal>
Component: MonitoringAssignee: Prashant Balachandran <pnair>
Status: CLOSED ERRATA QA Contact: Junqi Zhao <juzhao>
Severity: low Docs Contact:
Priority: unspecified    
Version: 4.6CC: anpicker, aos-bugs, dgrisonn, erooth, hongyli, pnair
Target Milestone: ---   
Target Release: 4.9.0   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: No Doc Update
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-10-18 17:32:38 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Comment 3 Junqi Zhao 2021-07-07 12:25:10 UTC 
tested with 4.9.0-0.nightly-2021-07-07-030430,node_namespace_pod_container:container_cpu_usage_seconds_total:sum_rate is changed to node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate now
      - expr: |
          sum by (cluster, namespace, pod, container) (
            irate(container_cpu_usage_seconds_total{job="kubelet", metrics_path="/metrics/cadvisor", image!=""}[5m])
          ) * on (cluster, namespace, pod) group_left(node) topk by (cluster, namespace, pod) (
            1, max by(cluster, namespace, pod, node) (kube_pod_info{node!=""})
          )
        record: node_namespace_pod_container:container_cpu_usage_seconds_total:sum_irate
Comment 10 errata-xmlrpc 2021-10-18 17:32:38 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (Moderate: OpenShift Container Platform 4.9.0 bug fix and security update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHSA-2021:3759