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  1. OpenShift Bugs
  2. OCPBUGS-50514

Significant increase in average ovnkube-controller cpu usage between two nightlies

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      This is a clone of issue OCPBUGS-49613. The following is the description of the original issue:
      —
      Description of problem:

      Note this is without UDN

      While tracking nightly runs we see that there is a big jump in CPU utilization between 4.18.0-0.nightly-2025-01-28-114040 and 4.18.0-0.nightly-2025-01-28-165333 nightlies 
      and 
      4.19.0-0.nightly-2025-01-25-021606 and 4.19.0-0.nightly-2025-01-27-130640
      nightlies

      which corresponds to https://github.com/openshift/ovn-kubernetes/pull/2426 https://github.com/openshift/ovn-kubernetes/pull/2420 PRs being merged

      Version-Release number of selected component (if applicable): 4.18 and 4.19

      How reproducible:

      Always

      Steps to Reproduce:

      1. Run node-density and check ovnkube-controller cpu usage

      Actual results:

      Worse CPU utilization

      Expected results:

      Similar or better CPU utilization

              trozet@redhat.com Tim Rozet
              openshift-crt-jira-prow OpenShift Prow Bot
              Mohit Jitendra Sheth Mohit Jitendra Sheth
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                Created:
                Updated: