Grafana Tempo — Observability product updates and releases, tracked on megachangelog.
Fixed incorrect version reporting in --version flag, build-info metric, and API status endpoint by reading from a VERSION file instead of git tags. Also stopped publishing 32-bit ARM binary archives while maintaining amd64 and arm64 support.
Tempo is now built with Go 1.26.3, which includes upstream security patches and bug fixes that improve the reliability and security of the application.
Security release with multiple upstream dependency patches for Thrift, Go crypto, and networking libraries, plus Go 1.26.3 build upgrade. Breaking change: OpenCensus receiver support dropped. Prometheus and OpenTelemetry Collector dependencies updated.
Released version 2.9.3 of Grafana Tempo with bug fixes and improvements.
Tempo 3.0 completes the transition to a new ingest/write architecture, removes deprecated 2.x components, and graduates TraceQL metrics to general availability. This major release includes breaking configuration and deployment changes; users should review the migration guide before upgrading, particularly those using legacy ingesters, v2 blocks, OpenCensus, or custom settings.
Tempo 3.0-rc.1 is a major release featuring a new ingest/write architecture, removal of deprecated 2.x components and ingester modules, TraceQL metrics improvements with comparison operators, and migration tooling from 2.x configs. Multiple breaking changes including CLI flag restructuring, default retry behavior changes, and removal of legacy overrides.
Release candidate for Grafana Tempo 3.0.0 is now available for testing and evaluation. This release includes significant updates and improvements preparing for the stable 3.0.0 release.
Security and bug fix release addressing CVE-2026-25679 via Go version update, applying security patches to multiple dependencies, fixing unbounded memory issues in exemplars, and setting a default search result limit of 256KB.
Go dependency has been updated to version 1.16.2 to incorporate the latest improvements and fixes.