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  1. OpenShift SDN
  2. SDN-4194

Define alerts for high OVS CPU usage

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    • Story
    • Resolution: Done
    • Major
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    • SDN Sprint 245, SDN Sprint 246, SDN Sprint 247
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    Description

      Investigate options to identify ovn scale problems, that usually cause high CPU usage for ovn-controller and vswitchd

      https://docs.google.com/document/d/15PLDLKB9tGnbGYMhdHjlOsvlvXzT9TV7VfKmTJCwMRk/edit

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          causes

          Feature Request - Feature requests from customers and/or users FDP-196 Performance-related counters for ovs components

          • Undefined - Priority not specified.
          • Closed
          is related to

          Feature Request - Feature requests from customers and/or users RFE-4555 Enhance ovn monitoring with *upcall_flow_limit_hit*, *upcall_flow_limit_kill* and *ofconns_total*

          • Undefined - Priority not specified.
          • Accepted
          relates to

          Bug - A problem that impairs or prevents the functions of the product. OCPBUGS-22091 [release-4.12] High CPU usage in the ovs-vswitchd daemon

          • Critical - To be worked on immediately following BLOCKER issues.
          • Closed

          Bug - A problem that impairs or prevents the functions of the product. OCPBUGS-23389 ovn-controller consuming too much CPU causing timed out waiting for OVS port binding

          • Critical - To be worked on immediately following BLOCKER issues.
          • Closed

          Story - Created by Jira Software - do not edit or delete. Issue type for a user story. SDN-4189 Create a Documentation/KCS that outlines the specific issues SD could run into with NetworkPolicies

          • Critical - To be worked on immediately following BLOCKER issues.
          • Closed
          links to

          Web Link Add 2 OVS metrics upcall_flow_limit_kill and upcall_flow_limit_hit.

          Web Link Add flow counter script for ACLs

          GitHub openshift/network-tools#107: SDN-4194: Add a script to find OVN perf problems

          GitHub openshift/ovn-kubernetes#1990: OCPBUGS-25394,SDN-4194,OCPBUGS-24055: [DownstreamMerge] 14 Dec 2023

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              npinaeva@redhat.com Nadia Pinaeva
              npinaeva@redhat.com Nadia Pinaeva
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                Updated:
                Resolved: