{"id":"rhcos-only-supported-os-control-plane","text":"RHCOS is the only supported operating system for control plane nodes in OpenShift Container Platform 4.x; workers can optionally run RHEL.","truth_value":"IN","source":"entries/2026/03/05/en-documentation-openshift_container_platform-417-html-architecture-architecture.md","source_url":"","source_hash":"b6c8b3a80e94a2aa","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"rhcos-only-supported-os-control-plane","truth_value":"IN","reason":"premise"}]}}