{"id":"etcd-quorum-protection-predrain-hook","text":"The etcd Operator uses a `preDrain` lifecycle hook (named `EtcdQuorumOperator`, owner `clusteroperator/etcd`) to protect quorum during control plane machine replacement by waiting for a replacement node to join and sync.","truth_value":"IN","source":"entries/2026/03/05/en-documentation-openshift_container_platform-417-html-machine_management-deleti.md","source_url":"","source_hash":"4c41ec08888e1e62","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"etcd-quorum-protection-predrain-hook","truth_value":"IN","reason":"premise"}]}}