Prometheus v2.37.0 Release Notes

Release Date: 2022-07-14 // 5 months ago
  • ๐Ÿš€ This release is a LTS (Long-Term Support) release of Prometheus and will ๐Ÿ›  receive security, documentation and bugfix patches for at least 6 months. ๐Ÿš€ Please read more about our LTS release cycle at ๐Ÿš€

    Following data loss by users due to lack of unified buffer cache in OpenBSD, we ๐Ÿš€ will no longer release Prometheus upstream for OpenBSD until a proper solution is found. #8799

    • [FEATURE] Nomad SD: New service discovery for Nomad built-in service discovery. #10915
    • [ENHANCEMENT] Kubernetes SD: Allow attaching node labels for endpoint role. #10759
    • [ENHANCEMENT] PromQL: Optimise creation of signature with/without labels. #10667
    • [ENHANCEMENT] TSDB: Memory optimizations. #10873 #10874
    • [ENHANCEMENT] TSDB: Reduce sleep time when reading WAL. #10859 #10878
    • [ENHANCEMENT] OAuth2: Add appropriate timeouts and User-Agent header. #11020
    • ๐Ÿ›  [BUGFIX] Alerting: Fix Alertmanager targets not being updated when alerts were queued. #10948
    • ๐Ÿ›  [BUGFIX] Hetzner SD: Make authentication files relative to Prometheus config file. #10813
    • ๐Ÿ›  [BUGFIX] Promtool: Fix promtool check config not erroring properly on failures. #10952
    • ๐Ÿ›  [BUGFIX] Scrape: Keep relabeled scrape interval and timeout on reloads. #10916
    • [BUGFIX] TSDB: Don't increment prometheus_tsdb_compactions_failed_total when context is canceled. #10772
    • ๐Ÿ›  [BUGFIX] TSDB: Fix panic if series is not found when deleting series. #10907
    • [BUGFIX] TSDB: Increase prometheus_tsdb_mmap_chunk_corruptions_total on out of sequence errors. #10406
    • ๐Ÿ›  [BUGFIX] Uyuni SD: Make authentication files relative to Prometheus configuration file and fix default configuration values. #10813