Version 1.33.0

This release targets the OpenTelemetry SDK 1.35.0.

compressors/

• Add zstd compressor implementation for OTLP exporters (#1108)

Consistent sampling

• Switch from acceptance to rejection threshold (#1130)

Disk buffering

• Shadowing generated proto java sources (#1146)
• Single responsibility for disk exporters (#1161)
• Split serializer (#1167)
• Disk buffering config and README updates (#1169)
• Ensure no sign propagation for flags byte (#1166)

GCP Resources - New 🌟

This module provides GCP resource detectors for OpenTelemetry.

JMX metrics

• Add Error handling for closure parameters (#1102)
• Add kafka.request.time.avg (#1135)

Kafka exporter - New 🌟

This module contains KafkaSpanExporter, which is an implementation of the io.opentelemetry.sdk.trace.export.SpanExporter interface.

KafkaSpanExporter can be used for sending SpanData to a Kafka topic.

🙇 Thank you

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

@akats7
@breedx-splk
@jack-berg
@jeanbisutti
@jkwatson
@jsuereth
@kenfinnigan
@laurit
@LikeTheSalad
@mackjmr
@naser-ayat
@oertl
@PeterF778
@psx95
@spockz
@SylvainJuge
@trask
@vincentfree
@ypatent
@zeitlinger