- Added numerous new features: promtool run flag, DNS SD NS records, UI heatmap setting, configurable gzip compression, experimental PromQL functions, scrape protocol priority, file‑based basic auth for HTTP clients, and an alerts exclusio...
- Introduced several enhancements for performance and observability, including cache for Azure SD, memory allocation optimizations in scraping and PromQL, TSDB block/index improvements, and metrics exposing retention limits.
- Fixed multiple bugs across components such as Azure SD IP reporting, int32 overflow on 32‑bit, histogram quantile inaccuracies, OOO sample handling, exemplar WAL storage, and various Promtool and PromQL issues.
2.49.0 / 2024-01-15
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