Instrumentation for
  • improve error reporting from ocurl exporter

  • improve GC sample collection

  • feat(ocurl): simpler, cleaner backend implementation, with graceful exit

  • config: make Config.t private (breaking)


  • require pbrt only, use ocaml-protoc as a lint

  • add Metrics_callbacks module

  • add histogram metrics (untested)

  • basic support for logs

  • expose tick function (useful in the absence of a background thread)

  • debug the library is set via OTEL_OCAML_DEBUG

  • provide conventions for standard metrics

  • add runtime attrs to GC stats