SDK

Metrics

• Optimize DefaultSynchronousMetricStorage iteration to reduce allocations (#5183)
• Avoid exemplar allocations if there are no measurements (#5182)
• Remove boxed primitives from aggregations to reduce allocations (#5184)
• Stop ignoring long measurements in HistogramExemplarReservoir (#5216)
• Remove validations for noop instrument names and units (#5146)
• Allow views to select on instrument unit (#5255)

Exporter

• Add (internal) TlsConfigHelper for additional TLS configurability (#5246)

SDK Extensions

• Introduce mTLS support for JaegerRemoteSamplerBuilder (#5209) (#5248)

OpenTracing Shim

• OpenTracing Shim: Update Tracer.close() (#5151)

• Update version to 1.24.0 (#5198)

• Post release 1.23.0 (#5202)

OpenCensus Shim

• Addresses opencensus-shim trace issues under otel javaagent (#4900)

Project tooling

• Cleanup readmes (#5263)
• Upgrade to gradle 8.0.1 (#5256)
• Fixed example resource provider classname. (#5235)
• Fix case of bug label in open issue workflow (#5268)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@anuraaga
@bogdandrutu
@breedx-splk
@carlosalberto
@cheempz
@chicobento
@der-eismann
@dmarkwat
@hriddhighosh4
@jack-berg
@jkwatson
@mateuszrzeszutek
@MrAlias
@rossabaker
@trask
@tsloughter
@yurishkuro