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Changelog

Please update changelog as part of any significant pull request. Place short description of your change into "Unreleased" section. As part of release process content of "Unreleased" section content will generate release notes for the release.

Unreleased

v0.3.0 (02-21-2020)

  • OTEP-0059 Add OTLP Trace Data Format specification.
  • OTEP-0066 Separate Layer for Context Propagation.
  • OTEP-0070 Rename metric instrument "Handles" to "Bound Instruments".
  • OTEP-0072 Metric Observer instrument specification (refinement).
  • OTEP-0080 Remove the Metric Gauge instrument, recommend use of other instruments.
  • Update 0003-measure-metric-type to match current Specification.
  • Update 0009-metric-handles to match current Specification.
  • Clarify named tracers and meters.
  • Remove SamplingHint from the Sampling OTEP (OTEP-0006).
  • Remove component attribute.
  • Allow non-string Resource label values.
  • Allow array values for attributes.
  • Add service version to Resource attributes.
  • Add general, general identity, network and VM image attribute conventions.
  • Add a section on transformation to Zipkin Spans.
  • Add a section on SDK default configuration.
  • Enhance semantic conventions for HTTP/RPC.
  • Provide guidelines for low-cardinality span names.
  • SDK Tracer: Replace TracerFactory with TracerProvider.
  • Update Resource to be in the SDK.

v0.2.0 (10-22-2019)

  • OTEP-0001 Added Auto-Instrumentation.
  • OTEP-0002: Removed SpanData interface in favor of Span Start and End options.
  • OTEP-0003 Consolidatesd pre-aggregated and raw metrics APIs.
  • OTEP-0008 Added Metrics Observers API.
  • OTEP-0009 Added Metrics Handle API.
  • OTEP-0010 Rename "Cumulative" to "Counter" in the Metrics API.
  • OTEP-006 Moved sampling from the API tp the SDK.
  • OTEP-0007 Moved support for out-of-band telemetry from the API to the SDK.
  • OTEP-0016 Added named providers for Tracers and Meters.
  • Added design goals and requirements for a telemetry data exchange protocol.
  • Added a Span Processor interface for intercepting span start and end invocations.
  • Added a Span Exporter interface for processing batches of spans.
  • Replaced DistributedContext.GetIterator with GetEntries.
  • Added clarifications and adjustments to improve cross-language applicability.
  • Added a specification for SDK configuration.

v0.1.0 (06-21-2019)

  • Added API proposal for the converged OpenTracing/OpenCensus project is complete.