• [BUGFIX] Remote-Write: Reduce memory footprint during WAL replay. #16197
• [BUGFIX] Scraping: Skip native histograms series when ingestion is disabled. #16218
• [BUGFIX] UI: Display the correct value of Alerting rules' keep_firing_for. #16211
• [BUGFIX] PromQL: return NaN from irate() if second-last sample is NaN. #16199 #15853