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OLCNE/OCSK: Services Fail if IPV6 is Disabled (Doc ID 2404109.1)

Last updated on AUGUST 26, 2022

Applies to:

Oracle Cloud Native Environment - Version 1.0 and later
Linux x86-64

Symptoms

Kubernetes pods related to flannel network, dns will not work when ipv6 is disabled, we can see following errors in the /var/log/messages.

docker.service in case of Oracle Container Services for use with Kubernetes will also throw errors when it is tried to disable ipv6 forwarding.

  

Changes

New setup with Kubernetes v1.9.1 on OL 7.4, no changes to the kubernetes environment.

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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