private static void addMetric(Set<Metric> metrics, VespaMetrics metric, EnumSet<Suffix> suffixes) {
        suffixes.forEach(suffix -> metrics.add(new Metric(metric.baseName() + "." + suffix.suffix())));
    }
Encapsulates vespa service metrics.

@author yngveaasheim
metrics/src/main/java/ai/vespa/metrics/set/InfrastructureMetricSet.java