21.3.

$ oc login -u kubeadmin https://<HOSTNAME>:6443

$ oc project node-observability-operator

    apiVersion: nodeobservability.olm.openshift.io/v1alpha2
    kind: NodeObservability
    metadata:
      name: cluster 

    spec:
      nodeSelector:
        kubernetes.io/hostname: <node_hostname> 

      type: crio-kubelet

oc apply -f nodeobservability.yaml

$ oc get nob/cluster -o yaml | yq '.status.conditions'

apiVersion: nodeobservability.olm.openshift.io/v1alpha2
kind: NodeObservabilityRun
metadata:
  name: nodeobservabilityrun
spec:
  nodeObservabilityRef:
    name: cluster

$ oc apply -f nodeobservabilityrun.yaml

$ oc get nodeobservabilityrun nodeobservabilityrun -o yaml  | yq '.status.conditions'

for a in $(oc get nodeobservabilityrun nodeobservabilityrun -o yaml | yq .status.agents[].name); do
  echo "agent ${a}"
  mkdir -p "/tmp/${a}"
  for p in $(oc exec "${a}" -c node-observability-agent -- bash -c "ls /run/node-observability/*.pprof"); do
    f="$(basename ${p})"
    echo "copying ${f} to /tmp/${a}/${f}"
    oc exec "${a}" -c node-observability-agent -- cat "${p}" > "/tmp/${a}/${f}"
  done
done