logger.V(1).Info("Controller observed a Node deletion", "node", klog.KRef("", deleted[i].Name))
		controllerutil.RecordNodeEvent(ctx, nc.recorder, deleted[i].Name, string(deleted[i].UID), v1.EventTypeNormal, "RemovingNode", fmt.Sprintf("Removing Node %v from Controller", deleted[i].Name))
		delete(nc.knownNodeSet, deleted[i].Name)
	}

	var zoneToNodeConditionsLock sync.Mutex
	zoneToNodeConditions := map[string][]*v1.NodeCondition{}