Method writeAsyncMetrics

src/Server/ServerPrometheusMetricsWriter.cpp:314–329

}

void ServerPrometheusMetricsWriter::writeAsyncMetrics(WriteBuffer & wb)
{
    auto async_metrics_values = async_metrics.getValues();
    for (const auto & async_metric : async_metrics_list)
    {
        std::string key{ASYNCHRONOUS_METRICS_PREFIX + async_metric};

        replaceInvalidChars(key);
        convertCamelToSnake(key);
        auto value = async_metrics_values[async_metric];

        // TODO: add HELP section? asynchronous_metrics contains only key and value
        writeOutLine(wb, "# TYPE", key, GAUGE_TYPE);
        writeOutLine(wb, key, value);
    }
}

void ServerPrometheusMetricsWriter::writeHistogramMetrics(WriteBuffer & wb)
{