RHOCP4: Pods stuck in ContainerCreating with multus-cni-network errors

Issue

• oc command response times are elevated.

• Events relaing to multus are logged with all pods stuck in ContainerCreating.

Failed to create pod sandbox: rpc error: code = Unknown desc = failed to create pod network sandbox k8s_network-metrics-daemon-rvwdq_openshift-multus_51c70f08-f7d9-425a-bc21-36960b773302_0(7
6309d9054ddb7d24bbfe0bb24b6060df1b4f4cef8c1d9edbbefbe1c1f6c65ff): error adding pod openshift-multus_network-metrics-daemon-rvwdq to CNI network "multus-cni-network": plugin type="multus" name="multus-cni-network" failed (add): Multus: [openshift-multus/n
etwork-metrics-daemon-rvwdq/51c70f08-f7d9-425a-bc21-36960b773302]: error getting pod: Get "https://[api-int.example.com]:6443/api/v1/namespaces/openshift-multus/pods/network-metrics-daemon-rvwdq?timeout=1m0s": context deadline exceeded

• Attempting to login with the token associated to the multus serviceAccount returns HTTP 403/429.