Tsdb

Ai Alerting Analytics Architecture Best-Practices Burn-Rate Business Calculator Cardinality-Audit Clickhouse Cloudfront Cloudwatch Cost-Audit Cost-Optimization Dashboards Devops Epistemology Error-Budget Grafana Incident-Response Json Json-Extraction Kpi Lambda Log-Levels Logging Mcp Mental-Frameworks Metrics Monitoring Observability Philosophy Prometheus Protip Roi S3queue Savings Scientific-Method Serverless Sla Sli Slo Sre Structured-Logging Syslog Tsdb

What Really Is a Metric?

February 2, 2026 o11y metrics prometheus observability tsdb

A metric isn’t just any number. It’s a specific data type with strengths, weaknesses, and trade-offs. Here’s what you need to know.