Metrics

I always thought that metrics were like water. As long as something looks like one and is used like one, it is a metric. However, I was wrong. Metrics are more like champagne: only what comes from the Champagne region may be sold under the name. Everything else is sparkling wine. Likewise, metrics are only metrics if they were produced in the Vallée des Métriques. Everything that does not originate from there is just a sparkling roll-up. ...

“What’s your favorite telemetry signal” has been the last question of the Humans of OpenTelemetry series for the last few years. At KubeCon EU 2024 my answer to this was “profiling, because I think this is really closing a big gap that was missing in observability”. But, today, I found out that my answer has changed, and I am leaning more toward what Vijay Samuel gave as an answer: “I feel metrics are the most powerful signal!” ...