API

• Move experimental suppress instrumentation context key to api internal package (#6546)

Incubator

• Fix bug in ExtendedContextPropagators preventing context extraction when case is incorrect. (#6569)

SDK

• Extend CompletableResultCode with failExceptionally(Throwable). (#6348)

Metrics

• Avoid allocations when experimental advice doesn't remove any attributes. (#6629)

Exporter

• Enable retry by default for OTLP exporters. (#6588)
• Retry ConnectException, add retry logging. (#6614)
• Extend PrometheusHttpServer with ability to configure default aggregation as function of instrument kind, including experimental env var support. (#6541)
• Add exporter data model impl for profiling signal type. (#6498)
• Add Marshalers for profiling signal type. (#6565)
• Use generateCertificates() of CertificateFactory to process certificates. (#6579)

Extensions

• Add file configuration ComponentProvider support for exporters. (#6493)
• Remove nullable from file config Factory contract. (#6612)

🙇 Thank you

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

@Abhishekkr3003 @abvaidya @breedx-splk @driverpt @galahad098 @hongshuai1994 @jack-berg @jarrodrobins @jaydeluca @jhalliday @jkwatson @junwense @LikeTheSalad @Oberon00 @shalk @swar8080 @SylvainJuge @trask @tylerbenson @wgy035