{"id":"ocp4-rhcos-for-control-plane","text":"OCP 4 uses RHCOS (Red Hat Enterprise Linux CoreOS) for control plane nodes, replacing the traditional RHEL-based masters in OCP 3","truth_value":"IN","source":"entries/2026/03/05/en-documentation-openshift_container_platform-421-html-migrating_from_version_3_.md","source_url":"","source_hash":"f8d91edceed73971","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"ocp4-rhcos-for-control-plane","truth_value":"IN","reason":"premise"}]}}