OpenTelemetry - CNCF/opentelemetry-specification: Release v1.13.0

Name: opentelemetry-specification

Owner: OpenTelemetry - CNCF

Release: Release v1.13.0

Released: 2022-09-19

License: Apache-2.0

Release Assets:

v1.13.0 (2022-09-19)

Traces

  • Clarify the return of Export(batch) in the Batch Span Processor and exporter concurrency (#2452)
  • Clarify that Context should not be mutable when setting a span (#2637)
  • Clarify that ForceFlush is a required method on SpanExporter interface (#2654)

Metrics

  • Add experimental OTEL_EXPORTER_OTLP_DEFAULT_HISTOGRAM_AGGREGATION variable for configuring default histogram aggregation of OTLP metric exporter (#2619)
  • Clarify async instrument callback identity (#2538)
  • Prometheus export: Only monotonic sum are counters (with _total) (#2644)
  • [OM/OTLP] Use _created for StartTimeUnixNano and vice-versa (#2645)
  • Prometheus compatibility: use target_info metric instead of "target" info MF (#2701)
  • Add optional Zero Threshold for Exponential Histograms to the metrics data model (#2665)
  • Change the inclusivity of exponential histogram bounds (#2633)
  • Add process.threads host metric semantic convention. (#2705).

Logs

  • Update log SDK to allow log processors to mutate log records (#2681).
  • Add experimental Events and Logs API specification (#2676)
  • Align log SDK and API component naming (#2768).
  • Add the signal-specific OTEL_EXPORTER_OTLP_LOGS_* environment variables (#2782).

Resource

  • Update the version of the W3C Baggage specification used for OTEL_RESOURCE_ATTRIBUTES (#2670)

Semantic Conventions

  • Add net.app.protocol.* attributes (#2602)
  • Add network metrics to process semantic conventions (#2556)
  • Adopt attribute requirement levels in semantic conventions (#2594)
  • Add semantic conventions for GraphQL (#2456)
  • Change cloudevents.event_spec_version and cloudevents.event_type level from required to recommended (#2618)
  • Change faas.document.time and faas.time level from required to recommended (#2627)
  • Add rpc.grpc.status_code to RPC metric semantic conventions (#2604)
  • Add http.*.*.size metric semantic conventions for tracking size of requests / responses for http servers / clients (#2588)
  • BREAKING: rename net.peer.ip to net.sock.peer.addr, net.host.ip to net.sock.host.addr, net.peer.name to net.sock.peer.name for socket-level instrumentation. Define socket-level attributes and clarify logical peer and host attributes meaning (#2594)
  • Add semantic conventions for JVM buffer pool usage (#2650)
  • Improve the definition of state attribute for metric system.network.connections (#2663)
  • Add process.parent_pid attribute for use in reporting parent process id (PID) (#2691)
  • Add OpenSearch to db.system semantic conventions (#2718)
  • Clarify when "count" is used instead of pluralization (#2613)
  • Add the convention 'type' to the YAML definitions for all existing semantic conventions (#2693)
  • Remove alternative attribute sets from HTTP semantic conventions (#2469)

OpenTelemetry Protocol

  • Add support for partial success in an OTLP export response (#2696)

SDK Configuration

  • Mark OTEL_METRIC_EXPORT_INTERVAL, OTEL_METRIC_EXPORT_TIMEOUT environment variables as Stable (#2658)

Telemetry Schemas

  • Introduce "split" metric schema transformation (#2653)

Common

  • Introduce Instrumentation Scope Attributes (#2579)
    • Define Instrumentation Scope Attributes as non identifiers (#2789)

New Contributors

Full Changelog: https://github.com/open-telemetry/opentelemetry-specification/compare/v1.12.0...v1.13.0

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