The YAML indentation is incorrect at https://docs.openshift.com/container-platform/4.17/observability/network_observability/network-observability-secondary-networks.html#networ[…]tworksIn step 5, processor should not be under ebpf.  The YAML should be:
apiVersion: flows.netobserv.io/v1beta2
kind: FlowCollector
metadata:
  name: cluster
spec:
  agent:
    ebpf:
      privileged: true              
  processor:
    advanced:
      secondaryNetworks:
      - index:
        - MAC
        name: my-vms/l2-network

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