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Observability

Alert Threshold Calculator

Baseline mean, standard deviation, and a sigma multiplier - to an alert threshold that scales with the metric's own variance, plus the expected false-positive rate.

165.0

Alert threshold

~0.13%

Expected false-positive rate

Threshold = mean + (σ multiplier × std deviation) - scales with the metric's own normal variance instead of a round number that ages badly as the baseline drifts.