OpenShift message being logged at startup: missing br-netfilter module or unset sysctl br-nf-call-iptables; proxy may not work as intended

Solution Verified - Updated -

Issue

The following message is seen during startup:

 "atomic-openshift-node: I0113 10:41:04.181208  101265 proxier.go:215] missing br-netfilter module or unset sysctl br-nf-call-iptables; proxy may not work as intended"

Is this something to be concerned about?

Environment

  • Red Hat OpenShift Container Platform 3.x

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