core/src/main/java/com/datastax/oss/driver/internal/core/metrics/DropwizardNodeMetricUpdater.java [39:73]:
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      Node node,
      InternalDriverContext context,
      Set<NodeMetric> enabledMetrics,
      MetricRegistry registry) {
    super(context, enabledMetrics, registry);
    this.node = node;

    DriverExecutionProfile profile = context.getConfig().getDefaultProfile();

    initializeGauge(DefaultNodeMetric.OPEN_CONNECTIONS, profile, node::getOpenConnections);
    initializeGauge(DefaultNodeMetric.AVAILABLE_STREAMS, profile, () -> availableStreamIds(node));
    initializeGauge(DefaultNodeMetric.IN_FLIGHT, profile, () -> inFlightRequests(node));
    initializeGauge(DefaultNodeMetric.ORPHANED_STREAMS, profile, () -> orphanedStreamIds(node));

    initializeCounter(DefaultNodeMetric.UNSENT_REQUESTS, profile);
    initializeCounter(DefaultNodeMetric.ABORTED_REQUESTS, profile);
    initializeCounter(DefaultNodeMetric.WRITE_TIMEOUTS, profile);
    initializeCounter(DefaultNodeMetric.READ_TIMEOUTS, profile);
    initializeCounter(DefaultNodeMetric.UNAVAILABLES, profile);
    initializeCounter(DefaultNodeMetric.OTHER_ERRORS, profile);
    initializeCounter(DefaultNodeMetric.RETRIES, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_ABORTED, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_READ_TIMEOUT, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_WRITE_TIMEOUT, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_UNAVAILABLE, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_OTHER_ERROR, profile);
    initializeCounter(DefaultNodeMetric.IGNORES, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_ABORTED, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_READ_TIMEOUT, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_WRITE_TIMEOUT, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_UNAVAILABLE, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_OTHER_ERROR, profile);
    initializeCounter(DefaultNodeMetric.SPECULATIVE_EXECUTIONS, profile);
    initializeCounter(DefaultNodeMetric.CONNECTION_INIT_ERRORS, profile);
    initializeCounter(DefaultNodeMetric.AUTHENTICATION_ERRORS, profile);
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metrics/microprofile/src/main/java/com/datastax/oss/driver/internal/metrics/microprofile/MicroProfileNodeMetricUpdater.java [39:73]:
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      Node node,
      InternalDriverContext context,
      Set<NodeMetric> enabledMetrics,
      MetricRegistry registry) {
    super(context, enabledMetrics, registry);
    this.node = node;

    DriverExecutionProfile profile = context.getConfig().getDefaultProfile();

    initializeGauge(DefaultNodeMetric.OPEN_CONNECTIONS, profile, node::getOpenConnections);
    initializeGauge(DefaultNodeMetric.AVAILABLE_STREAMS, profile, () -> availableStreamIds(node));
    initializeGauge(DefaultNodeMetric.IN_FLIGHT, profile, () -> inFlightRequests(node));
    initializeGauge(DefaultNodeMetric.ORPHANED_STREAMS, profile, () -> orphanedStreamIds(node));

    initializeCounter(DefaultNodeMetric.UNSENT_REQUESTS, profile);
    initializeCounter(DefaultNodeMetric.ABORTED_REQUESTS, profile);
    initializeCounter(DefaultNodeMetric.WRITE_TIMEOUTS, profile);
    initializeCounter(DefaultNodeMetric.READ_TIMEOUTS, profile);
    initializeCounter(DefaultNodeMetric.UNAVAILABLES, profile);
    initializeCounter(DefaultNodeMetric.OTHER_ERRORS, profile);
    initializeCounter(DefaultNodeMetric.RETRIES, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_ABORTED, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_READ_TIMEOUT, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_WRITE_TIMEOUT, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_UNAVAILABLE, profile);
    initializeCounter(DefaultNodeMetric.RETRIES_ON_OTHER_ERROR, profile);
    initializeCounter(DefaultNodeMetric.IGNORES, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_ABORTED, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_READ_TIMEOUT, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_WRITE_TIMEOUT, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_UNAVAILABLE, profile);
    initializeCounter(DefaultNodeMetric.IGNORES_ON_OTHER_ERROR, profile);
    initializeCounter(DefaultNodeMetric.SPECULATIVE_EXECUTIONS, profile);
    initializeCounter(DefaultNodeMetric.CONNECTION_INIT_ERRORS, profile);
    initializeCounter(DefaultNodeMetric.AUTHENTICATION_ERRORS, profile);
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