The article provides a step-by-step guide on how to send StatsD metrics to Telegraf, which then forwards them to InfluxDB. The use of UDP protocol is discussed as it allows for fast transmission without waiting for responses. A standard setup for collecting StatsD metrics involves installing Telegraf with the statsd plugin and configuring it with the --sample-config option. The article also covers various types of metrics that can be sent, including counters, gauges, timings, and histograms, along with their respective configuration options. Additionally, it highlights the importance of sampling and aggregation in reducing memory footprint while ensuring accurate data collection.