VictoriaMetrics Observability Blog

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Prometheus Monitoring: Instant Queries and Range Queries Explained

When evaluating, instant vectors provide current snapshots, while range vectors give you multiple values over a period of time. But how do they work?

Prometheus Metrics Explained: Counters, Gauges, Histograms & Summaries

Metrics come in different types: counters that only increase, gauges that fluctuate, histograms that show value distributions, and summaries that pre-calculate statistics.