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#dashboard-variables

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Grafana Dashboard Variables: Dynamic Filtering Across Multiple Data Sources

How Grafana dashboard variables interpolate into panel queries, with a worked Prometheus env→service→instance chain, per-data-source quoting rules, and the multi-value and performance pitfalls to avoid.

dashboard-variables

prometheusTasadduq Burneyowner29.3K rep · 19 Mar 2026, 00:58 UTC