Note: there have been lots of implementation detail changes in this release, and we recommend to wait until 3.2.0 GA release for any production deployment.

Enhancements:

• Lots of internal clean up.
• Reduce binary size from 3.2.0-BETA
• Add Spring Integration instrumentation (preview).
• Add thread name to log capture #1699.
• Support W3C baggage propagation.
• Disable legacy Request-Id propagation by default.
• Handle partial content success due to Stamp specific redirects #1674.
• Log controlled warning when telemetry truncated #1021.
• Support system properties for connection string, role name and role instance #1684.
• Small fixes to 2.x interop.
• Updated to support OpenTelemetry API 1.4.1 (preview)
• Moves 3 instrumentations out of preview, and enables them by default
  • Java 11 HTTP client
  • JAX-WS
  • RabbitMQ
• Pulls in new instrumentations (enabled by default)
  • AsyncHttpClient
  • Google HTTP client
  • JAX-RS client
  • Jetty client
  • Spring RabbitMQ
  • Servlet 5.0 #1800