7.9.

    apiVersion: v1
    kind: ConfigMap
    metadata:
      name: tuned-hugepages
      namespace: clusters
    data:
      tuning: |
        apiVersion: tuned.openshift.io/v1
        kind: Tuned
        metadata:
          name: hugepages
          namespace: openshift-cluster-node-tuning-operator
        spec:
          profile:
          - data: |
              [main]
              summary=Boot time configuration for hugepages
              include=openshift-node
              [bootloader]
              cmdline_openshift_node_hugepages=hugepagesz=2M hugepages=50
            name: openshift-node-hugepages
          recommend:
          - priority: 20
            profile: openshift-node-hugepages

    apiVersion: v1
    kind: ConfigMap
    metadata:
      name: tuned-hugepages
      namespace: clusters
    data:
      tuning: |
        apiVersion: tuned.openshift.io/v1
        kind: Tuned
        metadata:
          name: hugepages
          namespace: openshift-cluster-node-tuning-operator
        spec:
          profile:
          - data: |
              [main]
              summary=Boot time configuration for hugepages
              include=openshift-node
              [bootloader]
              cmdline_openshift_node_hugepages=hugepagesz=2M hugepages=50
            name: openshift-node-hugepages
          recommend:
          - priority: 20
            profile: openshift-node-hugepages

oc --kubeconfig="<management_cluster_kubeconfig>" create -f tuned-hugepages.yaml

$ oc --kubeconfig="<management_cluster_kubeconfig>" create -f tuned-hugepages.yaml 

hcp create nodepool aws \
  --cluster-name <hosted_cluster_name> \
  --name <nodepool_name> \
  --node-count <nodepool_replicas> \
  --instance-type <instance_type> \
  --render > hugepages-nodepool.yaml

$ hcp create nodepool aws \
  --cluster-name <hosted_cluster_name> \

  --name <nodepool_name> \

  --node-count <nodepool_replicas> \

  --instance-type <instance_type> \

  --render > hugepages-nodepool.yaml

    apiVersion: hypershift.openshift.io/v1alpha1
    kind: NodePool
    metadata:
      name: hugepages-nodepool
      namespace: clusters
      ...
    spec:
      management:
        ...
        upgradeType: InPlace
      ...
      tuningConfig:
      - name: tuned-hugepages

    apiVersion: hypershift.openshift.io/v1alpha1
    kind: NodePool
    metadata:
      name: hugepages-nodepool
      namespace: clusters
      ...
    spec:
      management:
        ...
        upgradeType: InPlace
      ...
      tuningConfig:
      - name: tuned-hugepages

oc --kubeconfig="<management_cluster_kubeconfig>" create -f hugepages-nodepool.yaml

$ oc --kubeconfig="<management_cluster_kubeconfig>" create -f hugepages-nodepool.yaml

oc --kubeconfig="<hosted_cluster_kubeconfig>" get tuned.tuned.openshift.io -n openshift-cluster-node-tuning-operator

$ oc --kubeconfig="<hosted_cluster_kubeconfig>" get tuned.tuned.openshift.io -n openshift-cluster-node-tuning-operator

oc --kubeconfig="<hosted_cluster_kubeconfig>" get profile.tuned.openshift.io -n openshift-cluster-node-tuning-operator

$ oc --kubeconfig="<hosted_cluster_kubeconfig>" get profile.tuned.openshift.io -n openshift-cluster-node-tuning-operator

oc --kubeconfig="<hosted_cluster_kubeconfig>" debug node/nodepool-1-worker-1 -- chroot /host cat /proc/cmdline

$ oc --kubeconfig="<hosted_cluster_kubeconfig>" debug node/nodepool-1-worker-1 -- chroot /host cat /proc/cmdline