How to visualize Prometheus histograms in Grafana

Emil Tullstedt's post provides a detailed guide on visualizing Prometheus histograms using Grafana, specifically tailored for users familiar with these tools. The post uses a fictional image hosting service's histogram data to demonstrate various queries in Grafana 7.0, including how to determine the number of files uploaded below certain sizes, calculate proportions, and visualize data distribution over time. It emphasizes the cumulative nature of Prometheus buckets and offers instructions on configuring Grafana panels, such as using bar gauges and heatmaps, to accurately display histogram data. The guide also highlights the importance of configuring Grafana settings to ensure numerical and temporal data are appropriately represented, and encourages users to share their histogram visualizations with the Grafana community.

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