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Specify MetricReader defaults for stdout MetricExporter #2415

3 changes: 3 additions & 0 deletions CHANGELOG.md
Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,9 @@ release.
([#2379](/~https://github.com/open-telemetry/opentelemetry-specification/pull/2379)).
- Clarify that MetricReader has one-to-one mapping to MeterProvider.
([#2406](/~https://github.com/open-telemetry/opentelemetry-specification/pull/2406)).
- Specify default configuration for a periodic metric reader that is associated with
the stdout metric exporter.
([#2415](/~https://github.com/open-telemetry/opentelemetry-specification/pull/2415)).
- Clarify the manner in which aggregation and temporality preferences
are encoded via MetricReader parameters "on the basis of instrument
kind". Rename the environment variable
Expand Down
3 changes: 2 additions & 1 deletion specification/metrics/sdk_exporters/stdout.md
Original file line number Diff line number Diff line change
Expand Up @@ -18,4 +18,5 @@ If a language provides a mechanism to automatically configure a
exporter (e.g., using the [`OTEL_METRICS_EXPORTER` environment
variable](../../sdk-environment-variables.md#exporter-selection)), by
default the exporter MUST be paired with a [periodic exporting
MetricReader](../sdk.md#periodic-exporting-metricreader).
MetricReader](../sdk.md#periodic-exporting-metricreader)
with a default `exportIntervalMilliseconds` of 10000.