public static AttributesBuilder newAttributesBuilder() {
        AttributesBuilder builder = attributesBuilderSupplier != null ? attributesBuilderSupplier.get() : Attributes.builder();
        return builder.put(LABEL_STORAGE_TYPE, "tiered")
            .put(LABEL_STORAGE_MEDIUM, storageMedium);
    }
@Test
    public void newAttributesBuilder() {
        TieredStoreMetricsManager.newAttributesBuilder();
    }