OpenTelemetry - CNCF/opentelemetry-specification: Release v1.18.0

Name: opentelemetry-specification

Owner: OpenTelemetry - CNCF

Release: Release v1.18.0

Released: 2023-02-09

License: Apache-2.0

Release Assets:

v1.18.0 (2023-02-09)

Context

  • No changes.

Traces

  • Clarify guidance regarding excessive logging when attributes are dropped or truncated. (#3151)

Metrics

  • No changes.

Logs

  • Define BatchLogRecordProcessor default configuration values. (#3002)
  • Clarify guidance regarding excessive logging when attributes are dropped or truncated. (#3151)

Resource

  • No changes.

Semantic Conventions

  • Add Cloud Spanner and Microsoft SQL Server Compact to db.system semantic conventions (#3105).
  • Enable semantic convention tooling for metrics in spec (#3119)
  • Rename google openshift platform attribute from google_cloud_openshift to gcp_openshift to match the existing cloud.provider prefix. (#3095)
  • Changes http server span names from {http.route} to {http.method} {http.route} (when route is available), and from HTTP {http.method} to {http.method} (when route is not available). Changes http client span names from HTTP {http.method} to {http.method}. (#3165)
  • Mark http.server.duration and http.client.duration metrics as required, and mark all other HTTP metrics as optional. #3158
  • Add net.host.port to http.server.active_requests metrics attributes. #3158
  • http.route SHOULD contain the "application root" if there is one. (#3164)

Compatibility

  • Add condition with sum and count for Prometheus summaries (3059).
  • Clarify prometheus unit conversions (#3066).
  • Define conversion mapping from OTel Exponential Histograms to Prometheus Native Histograms. (#3079)
  • Fix Prometheus histogram metric suffixes. Bucket series end in _bucket (#3018).

OpenTelemetry Protocol

  • No changes.

SDK Configuration

  • Add log-specific attribute limit configuration and clarify that general attribute limit configuration also apply to log records (#2861).

Telemetry Schemas

  • No changes.

Common

  • No changes.

New Contributors

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