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docs/content/en/docs/documentation/observability.md
@@ -126,6 +126,7 @@ All meters use `controller.name` as their primary tag. Counters optionally carry
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| `events.received` | counter | `controller.name`, `event`, `action`, `namespace`* | Number of events received by the controller |
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\* `namespace` tag is only included when `withNamespaceAsTag()` is enabled.
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The execution timer uses explicit boundaries (10ms, 50ms, 100ms, 250ms, 500ms, 1s, 2s, 5s, 10s, 30s) to ensure
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compatibility with `histogram_quantile()` queries in Prometheus. This is important when using the OpenTelemetry Protocol (OTLP) registry, where
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`publishPercentileHistogram()` would otherwise produce Base2 Exponential Histograms that are incompatible with classic
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