docs: function Analyzer(config) {
    config.updateInterval = config.updateInterval || 60 * 1000;
    config.qosAggregationInterval = config.qosAggregationInterval || 60 * 60 * 1000;
    config.pingHistory = config.pingHistory || 3 * 31 * 24 * 60 * 60 * 1000;
    this.config = config;
  }