Bug 1956955 - Services sync causes too many ovn load balancer deletes
Summary: Services sync causes too many ovn load balancer deletes
Status: POST
Alias: None
Product: OpenShift Container Platform
Classification: Red Hat
Component: Networking
Version: 4.8
Hardware: Unspecified
OS: Unspecified
Target Milestone: ---
: 4.8.0
Assignee: Tim Rozet
QA Contact: Anurag saxena
Whiteboard: perfscale-ovn
Depends On:
TreeView+ depends on / blocked
Reported: 2021-05-04 18:17 UTC by Mohit Sheth
Modified: 2021-05-10 14:46 UTC (History)
0 users

Fixed In Version:
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Attachments (Terms of Use)

System ID Private Priority Status Summary Last Updated
Github ovn-org ovn-kubernetes pull 2201 0 None open Reduces number of remove VIP operations in svcs 2021-05-05 04:14:58 UTC

Description Mohit Sheth 2021-05-04 18:17:37 UTC
Description of problem:
While running cluster-density at 250 node scale with 2000 projects, we see that there are 46000 nbctl commands and out of those 29000 are remove load_balancer.*vips

Version-Release number of selected component (if applicable):
ovs-vswitchd (Open vSwitch) 2.15.0

How reproducible:

Steps to Reproduce:
1. Run cluster-density 2k at 250 node scale

Actual results:
Lots of remove load_balancer deletes

Expected results:
Lesser deletes

Additional info:
ovnkube-master logs http://dell-r510-01.perf.lab.eng.rdu2.redhat.com/msheth/ovnkube-master-04-may/ovnkube-master-mkzfk.log

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