medium10 pts · first answer countsprometheuspromql

Why recording rules?

Your SLO dashboard runs a heavy histogram_quantile over thousands of series and takes 20 seconds to load. What is the standard Prometheus fix?

A.Create a recording rule that precomputes the aggregated series on a schedule and query that insteadB.Increase the dashboard refresh rate to every 5 secondsC.Delete the histogram bucketsD.Move the query into an Alertmanager route

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Why recording rules?

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