OLCNE/OCSK: Should I be Worried if "CNI0" Interface is not Appearing on Control Plane Nodes of Kubernetes Cluster
(Doc ID 2701816.1)
Last updated on MAY 27, 2021
Applies to:Linux OS - Version Oracle Linux 7.8 with Unbreakable Enterprise Kernel [4.14.35] to Oracle Linux 7.8 with Unbreakable Enterprise Kernel [4.14.35] [Release OL7U8]
After rebooting the kubernetes cluster the CNI0 interface is not showing anymore on Control Plane nodes. It only appears on Worker Nodes but the CNI0 was there before a server reboot.
Control Plane nodes:
Note: The IPs and hostnames generated in this KM are randomly generated for demonstration purposes, they don't represent a valid system.
Reboot was done on all the nodes of the kubernetes cluster
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