26.3. Enabling Linux control group version 2 (cgroup v2)

Procédure

1. Create or edit the node.config object to specify the v2 cgroup:

   apiVersion: config.openshift.io/v1
   kind: Node
   metadata:
     name: cluster
     spec:
       cgroupMode: "v2"

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2. Create or edit the FeatureGate object to enable the TechPreviewNoUpgrade feature set:

   apiVersion: config.openshift.io/v1
   kind: FeatureGate
   metadata:
     name: cluster
     spec:
       featureSet: "TechPreviewNoUpgrade"

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3. Proceed with the installation as usual.