otel_sampler behaviour (opentelemetry v1.0.0-rc.4) View Source
Link to this section Summary
Link to this section Types
Specs
builtin_sampler() :: always_on | always_off | {trace_id_ratio_based, float()} | {parent_based, #{remote_parent_sampled => sampler_spec(), remote_parent_not_sampled => sampler_spec(), local_parent_sampled => sampler_spec(), local_parent_not_sampled => sampler_spec(), root => sampler_spec()}}.
Specs
description() :: unicode:unicode_binary().
Specs
sampler_config() :: term().
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sampler_opts() :: term().
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sampler_spec() :: builtin_sampler() | {module(), sampler_opts()}.
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sampling_decision() :: drop | record_only | record_and_sample.
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sampling_result() :: {sampling_decision(), opentelemetry:attributes_map(), opentelemetry:tracestate()}.
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t()
Link to this section Callbacks
Specs
description(sampler_config()) -> description().
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setup(sampler_opts()) -> sampler_config().
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should_sample(otel_ctx:t(), opentelemetry:trace_id(), otel_links:t(), opentelemetry:span_name(), opentelemetry:span_kind(), opentelemetry:attributes_map(), sampler_config()) -> sampling_result().
Link to this section Functions
Specs
description(t()) -> description().
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new(sampler_spec()) -> t().
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should_sample(t(), otel_ctx:t(), opentelemetry:trace_id(), otel_links:t(), opentelemetry:span_name(), opentelemetry:span_kind(), opentelemetry:attributes_map()) -> sampling_result().