open-telemetry/opentelemetry-dotnet core-1.17.0-rc.1

on GitHub

The following changes are from the previous release 1.16.0.

• NuGet: OpenTelemetry v1.17.0-rc.1

  • Fixed a metric point reclaim data race on CPU ARM architectures.
    (#7401)

  • The library is now marked as trim and AOT compatible.
    (#7441)

  • Replaced the vendored copy of
    EnvironmentVariablesConfigurationProvider with a direct
    Microsoft.Extensions.Configuration.EnvironmentVariables package dependency.
    Consumers gain automatic pickup of upstream bug fixes and security patches;
    no public API or behavioural change.
    (#7146)

  • Added a verbose OpenTelemetry-Sdk self-diagnostics event that is emitted
    when an activity is dropped because its local (in-process) parent is not
    recorded.
    (#7427)

  • Added support for a Schema URL on Resource instances.
    (#7472)

  • Fixed a metric storage leak that occurred when meters and instruments were
    repeatedly created and disposed.
    (#7466)

  • Added ExcludedTagKeys property to MetricStreamConfiguration to support
    excluding specific tag keys from metric streams.
    (#7373)

  See CHANGELOG for details.

• NuGet: OpenTelemetry.Api v1.17.0-rc.1

  • Fixed TraceContextPropagator to normalize empty tracestate header values
    to null when extracting trace context.
    (#7407,
    #7433)

  • The library is now marked as trim and AOT compatible.
    (#7441)

  • Experimental (pre-release builds only): Updated EnvironmentVariableCarrier.Get
    to read only the normalized environment variable name, following the updated
    environment variable carrier specification.
    Non-normalized carrier keys are no longer matched, even when they would
    normalize to the requested key.
    (#7410)

  • Experimental (pre-release builds only): Updated EnvironmentVariableCarrier
    key normalization to replace an empty key with a single underscore (_).
    (#7424)

  • Updated tracestate key validation to comply with the W3C Trace Context
    Level 2 grammar.
    (#7469)

  See CHANGELOG for details.

• NuGet: OpenTelemetry.Api.ProviderBuilderExtensions v1.17.0-rc.1

  • The library is now marked as trim and AOT compatible.
    (#7441)

  See CHANGELOG for details.

• NuGet: OpenTelemetry.Exporter.Console v1.17.0-rc.1

  • The library is now marked as trim and AOT compatible.
    (#7441)

  • The Resource Schema URL is now printed alongside the resource attributes.
    (#7472)

  See CHANGELOG for details.

• NuGet: OpenTelemetry.Exporter.InMemory v1.17.0-rc.1

  • The library is now marked as trim and AOT compatible.
    (#7441)

  See CHANGELOG for details.

• NuGet: OpenTelemetry.Exporter.OpenTelemetryProtocol v1.17.0-rc.1

  • Fixed OtlpLogExporter so OtlpExporterOptions.ExportProcessorType and
    OtlpExporterOptions.BatchExportProcessorOptions are respected when
    LogRecordExportProcessorOptions are not configured.
    (#7399)

  • The library is now marked as trim and AOT compatible.
    (#7441)

  • Fixed the OTLP exporter dropping retryable data instead of saving it to disk
    when persistent storage retry is enabled and an export exceeds the configured
    timeout.
    (#7447)

  • Cached pre-serialized metric metadata (Name / Description / Unit) to avoid
    re-encoding on every OTLP metric export.
    (#7307)

  • Fixed the OTLP/HTTP exporter silently dropping data when an export timed out.
    (#7455)

  • Fixed the OTLP/gRPC exporter logging incorrectly when an export timed out.
    (#7455)

  • The Resource Schema URL is now exported on the OTLP ResourceSpans,
    ResourceMetrics, and ResourceLogs messages.
    (#7472)

  See CHANGELOG for details.

• NuGet: OpenTelemetry.Exporter.Zipkin v1.17.0-rc.1

  • The library is now marked as trim and AOT compatible.
    (#7441)

  • Dropped the vendored EnvironmentVariablesConfigurationProvider copy; the
    provider is now sourced transitively from the
    Microsoft.Extensions.Configuration.EnvironmentVariables package referenced
    by OpenTelemetry. No public API or behavioural change.
    (#7146)

  See CHANGELOG for details.

• NuGet: OpenTelemetry.Extensions.Hosting v1.17.0-rc.1

  • The library is now marked as trim and AOT compatible.
    (#7441)

  See CHANGELOG for details.

• NuGet: OpenTelemetry.Extensions.Propagators v1.17.0-rc.1

  • The library is now marked as trim and AOT compatible.
    (#7441)

  See CHANGELOG for details.