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Define default value for traceid ratio. #1322

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Jan 11, 2021
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Define default value for traceid ratio. #1322

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Define default value for traceid ratio.
Jan 6, 2021
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Merge branch 'master' of github.com:open-telemetry/opentelemetry-spec…
Jan 8, 2021
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CHANGELOG
Jan 8, 2021
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3 changes: 3 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -31,6 +31,9 @@ Updates:
([#1269](https://github.com/open-telemetry/opentelemetry-specification/pull/1269))
- Add requirement that the SDK allow custom generation of Trace IDs and Span IDs
([#1006](https://github.com/open-telemetry/opentelemetry-specification/pull/1006))
- Add default ratio when TraceIdRatioSampler is specified by environment variable but
no ratio is.
([#1322](https://github.com/open-telemetry/opentelemetry-specification/pull/1322))

## v0.7.0 (11-18-2020)

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2 changes: 1 addition & 1 deletion specification/sdk-environment-variables.md
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Expand Up @@ -27,7 +27,7 @@ Known values for `OTEL_TRACE_SAMPLER` are:

Depending on the value of `OTEL_TRACE_SAMPLER`, `OTEL_TRACE_SAMPLER_ARG` may be set as follows:

- For `traceidratio` and `parentbased_traceidratio` samplers: Sampling probability, a number in the [0..1] range, e.g. "0.25".
- For `traceidratio` and `parentbased_traceidratio` samplers: Sampling probability, a number in the [0..1] range, e.g. "0.25". Default is 1.0 if unset.

## Batch Span Processor

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