- Added stability level support, semantic references, and configurable Go struct fields for resource attributes in cmd/mdatagen, plus enum validation and distinct Go types for primitive config schemas.
- Enhanced memory limiter with health events and exponential backoff for forced GC, and fixed several bugs including permanent error handling for 2xx OTLP HTTP responses, receiver start ordering, env var defaults, and config retry validation.
- Breaking change: pkg/pprofile now includes bounds checks in FromAttributeIndices.
v1.62.0/v0.156.0
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Breaking: Histogram bucket boundaries for exporter and batch processor metrics changed to power‑of‑two 128 B‑16 MiB range; dashboards/alerts must be updated.
Removed multiple stabilized feature gates and renamed deprecated memory‑limiter metrics, introducing breaking API changes;
Breaking: `cmd/builder` skip‑get‑modules flag no longer rewrites go.mod, preserving the file as advertised.