Covers instrumenting and collecting numeric time-series data — the Prometheus data model, choosing between counters, gauges, and histograms, controlling cardinality before it controls your bill, applying RED and USE systematically, and writing recording rules. Use this whenever the user is adding me
Covers instrumenting and collecting numeric time-series data — the Prometheus data model, choosing between counters, gauges, and histograms, controlling cardinality before it controls your bill, applying RED and USE systematically, and writing recording rules. Use this whenever the user is adding metrics to code, choosing a metric type, debugging a cardinality explosion or a slow metrics query, or