@Override
    public void getConfig(StorServerConfig.Builder builder) {
        super.getConfig(builder);

        builder.node_capacity(getCapacity());

        for (var producer : getChildren().values()) {
            ((PersistenceEngine)producer).getConfig(builder);
        }
    }
Whether this node is configured as retired, which means all content should migrate off the node
config-model/src/main/java/com/yahoo/vespa/model/content/StorageNode.java