v3.3.0-rc.1

📅 Apr 8, 2025📦 prometheus

🐛 4 fixes🔧 6 symbols

Summary

This release focuses on bug fixes across several components, including memory reduction in Remote-Write, improved handling in Scraping, UI corrections for Alerting rules, and specific behavior adjustments in PromQL's irate function.

🐛 Bug Fixes

Remote-Write: Reduced memory footprint during WAL replay.
Scraping: Skipped native histograms series when ingestion is disabled.
UI: Displayed the correct value of Alerting rules' `keep_firing_for`.
PromQL: `irate()` now returns NaN if the second-last sample is NaN.

🔧 Affected Symbols

Remote-WriteScrapingUIAlerting rulesPromQLirate()