Prometheus 3.2.0
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Changelog
| PR / issue | Type | Description |
|---|---|---|
| #15851 | Change | relabel: Replace actions can now use UTF-8 characters in targetLabel field. Note that $<chars> or ${<chars>} will be expanded. This also apply to replacement field for LabelMap action. |
| #15851 | Change | rulefmt: Rule names can use UTF-8 characters, except { and } characters (due to common mistake checks). |
| #15165 | Feature | remote/otlp: Add feature flag otlp-deltatocumulative to support conversion from delta to cumulative. |
| #15539 | Enhancement | openstack SD: Discover Octavia loadbalancers. |
| #15837 | Enhancement | scrape: Add metadata for automatic metrics to WAL for metadata-wal-records feature. |
| #15719 | Enhancement | promtool: Support linting of scrape interval, through lint option too-long-scrape-interval. |
| #15706 | Enhancement | promtool: Add --ignore-unknown-fields option. |
| #15807 | Enhancement | ui: Make "hide empty rules" and hide empty rules" persistent |
| #15552 | Enhancement | web/api: Add a limit parameter to /query and /query_range. |
| #15784 | Enhancement | api: Add fields Node and ServerTime to /status. |
| #15261 | Performance | Scraping: defer computing labels for dropped targets until they are needed by the UI. |
| #15829 | Bug fix | remotewrite2: Fix invalid metadata bug for metrics without metadata. |
| #15825 | Bug fix | remotewrite2: Fix the unit field propagation. |
| #15832 | Bug fix | scrape: Fix WAL metadata for histograms and summaries. |
| #15810 | Bug fix | ui: Merge duplicate "Alerts page settings" sections. |
| #15711 | Bug fix | PromQL: Fix <aggr_over_time> functions with histograms. |
Reproduced from the official Prometheus 3.2.0 release notes. Last checked 8 Oct 2026, 13:19 UTC.