private KafkaMetric findUntaggedMetricByName(String name) {
        MetricName metricName = new MetricName(name, METRIC_GROUP + "-metrics", "", new HashMap<>());
        KafkaMetric metric = metrics.metrics().get(metricName);
        assertNotNull(metric);
        return metric;
    }
Validate that correct subset of io metrics marked deprecated in docs
clients/src/test/java/org/apache/kafka/common/network/SelectorTest.java