prometheus

Update docker.io/prom/prometheus Docker tag to v3.4.0

Michi Kofler-Häusler

23 May 2025 — 1 min read

Photo by Christian Paul Stobbe / Unsplash

No issues with this by means of Docker-compose YAML automated GitOps minor update of the Docker container and on the K3s Kubernetes cluster by means of Flux with dependency update facilitated by Mend's Renovate Bot.

This MR contains the following updates:

Package	Update	Change
docker.io/prom/prometheus	minor	`v3.3.1` -> `v3.4.0`

Release Notes

prometheus/prometheus (docker.io/prom/prometheus)

`v3.4.0`: 3.4.0 / 2025-05-17

Compare Source

[CHANGE] Config: Make setting out-of-order native histograms feature (--enable-feature=ooo-native-histograms) a no-op. Out-of-order native histograms are now always enabled when out_of_order_time_window is greater than zero and --enable-feature=native-histograms is set. #16207
[FEATURE] OTLP translate: Add feature flag for optionally translating OTel explicit bucket histograms into native histograms with custom buckets. #15850
[FEATURE] OTLP translate: Add option to receive OTLP metrics without translating names or attributes. #16441
[FEATURE] PromQL: allow arithmetic operations in durations in PromQL parser. #16249
[FEATURE] OTLP receiver: Add primitive support for ingesting OTLP delta metrics as-is. #16360
[ENHANCEMENT] PromQL: histogram_fraction for bucket histograms. #16095
[ENHANCEMENT] TSDB: add prometheus_tsdb_wal_replay_unknown_refs_total and prometheus_tsdb_wbl_replay_unknown_refs_total metrics to track unknown series references during WAL/WBL replay. #16166
[ENHANCEMENT] Scraping: Add config option for escaping scheme request. #16066
[ENHANCEMENT] Config: Add global config option for convert_classic_histograms_to_nhcb. #16226
[ENHANCEMENT] Alerting: make batch size configurable (--alertmanager.notification-batch-size). #16254
[PERF] Kubernetes SD: make endpointSlice discovery more efficient. #16433
[BUGFIX] Config: Fix auto-reload on changes to rule and scrape config files. #16340
[BUGFIX] Scraping: Skip native histogram series if ingestion is disabled. #16218
[BUGFIX] TSDB: Handle metadata/tombstones/exemplars for duplicate series during WAL replay. #16231
[BUGFIX] TSDB: Avoid processing exemplars outside the valid time range during WAL replay. #16242
[BUGFIX] Promtool: Add feature flags for PromQL features. #16443
[BUGFIX] Rules: correct logging of alert name & template data. #15093
[BUGFIX] PromQL: Use arithmetic mean for histogram_stddev() and histogram_stdvar() . #16444

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