Prometheus - Package Updates

[Package Updates]

[2.3.1]

• Update prometheus to 3.3.0

[Package Updates]

[2.3.2]

• Update prometheus to 3.3.1
• Full Changelog
• [BUGFIX] Azure SD: Fix panic on malformed log message. #16434 #16210
• [BUGFIX] Config: Update GOGC before loading TSDB. #16491

[Package Updates]

[2.4.0]

• Update prometheus to 3.4.0
• Full Changelog
• [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
• [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

[Package Updates]

[2.4.1]

• Update prometheus to 3.4.1
• Full Changelog
• [BUGFIX] Parser: Add reproducer for a dangling-reference issue in parsers. #16633

[Package Updates]

[2.4.2]

• Update prometheus to 3.4.2
• Full Changelog
• [BUGFIX] OTLP receiver: Fix default configuration not being respected if the otlp: block is unset in the config file. #16693

[Package Updates]

[2.5.0]

• Update prometheus to 3.5.0
• Full Changelog
• [FEATURE] PromQL: Add experimental type and unit metadata labels, behind feature flag type-and-unit-labels. #​16228 #​16632 #​16718 #​16743
• [FEATURE] PromQL: Add ts_of_(min|max|last)_over_time, behind feature flag experimental-promql-functions. #​16722 #​16733
• [FEATURE] Scraping: Add global option always_scrape_classic_histograms to scrape a classic histogram even if it is also exposed as native. #​16452
• [FEATURE] OTLP: New config options promote_all_resource_attributes and ignore_resource_attributes. #​16426
• [FEATURE] Discovery: New service discovery for STACKIT Cloud. #​16401
• [BUGFIX] Top-level: Update GOGC before loading TSDB. #​16491
• [BUGFIX] Config: Respect GOGC environment variable if no "runtime" block exists. #​16558
• [BUGFIX] PromQL: Fix native histogram last_over_time. #​16744
• [BUGFIX] PromQL: Fix reported parser position range in errors for aggregations wrapped in ParenExpr #​16041 #​16754
• [BUGFIX] PromQL: Don't emit a value from histogram_fraction or histogram_quantile if classic and native histograms are present at the same timestamp. #​16552

[Package Updates]

[2.6.0]

• Update prometheus to 3.6.0
• Full Changelog
• [FEATURE] PromQL: Add step(), and min() and max() on durations, behind feature flag promql-duration-expr. #​16777
• [FEATURE] API: Add a /v1/status/tsdb/blocks endpoint exposing metadata about loaded blocks. #​16695
• [FEATURE] Templates: Add toDuration() and now() functions. #​16619
• [BUGFIX] Config: Fix "unknown global name escaping method" error messages produced during config validation. #​16801
• [BUGFIX] Discovery: Fix race condition during shutdown. #​16820
• [BUGFIX] OTLP: Generate target_info samples between the earliest and latest samples per resource. #​16737
• [BUGFIX] PromQL: Fail when NaN is passed as parameter to topk(), bottomk(), limitk() and limit_ratio(). #​16725
• [BUGFIX] PromQL: Fix extrapolation for native counter histograms. #​16828
• [BUGFIX] PromQL: Reduce numerical errors by disabling some optimizations. #​16895
• [BUGFIX] PromQL: Fix inconsistencies when using native histograms in subqueries. #​16879

[Package Updates]

[2.7.0]

• Update prometheus to 3.7.0
• Full Changelog
• [CHANGE] Remote-write: the following metrics are deprecated:
• [FEATURE] PromQL: Add support for experimental anchored and smoothed rate behind feature flag promql-extended-range-selectors. #​16457
• [FEATURE] Federation: Add support for native histograms with custom buckets (NHCB). #​17215
• [FEATURE] PromQL: Add first_over_time(...) and ts_of_first_over_time(...) behind feature flag experimental-promql-functions. #​16963 #​17021
• [FEATURE] Remote-write: Add support for Azure Workload Identity as an authentication method for the receiver. #​16788
• [FEATURE] Remote-write: Add type and unit labels to outgoing time series in remote-write 2.0 when the type-and-unit-labels feature flag is enabled. #​17033
• [FEATURE] OTLP: Write start time of metrics as created time zero samples into TSDB when created-timestamp-zero-ingestion feature flag is enabled. #​16951
• [BUGFIX] Alerting: Mutating alerts relabeling (using replace actions, etc.) within a alertmanager_config.alert_relabel_configs block is now scoped correctly and no longer yields altered alerts to subsequent blocks. #​17063
• [BUGFIX] Config: Infer valid escaping scheme when scrape config validation scheme is set. #​16923
• [BUGFIX] TSDB: Correctly handle appending mixed-typed samples to the same series. #​17071 #​17241 #​17290 #​17295 #​17296

[Package Updates]

[2.7.1]

• Update prometheus to 3.7.1
• Full Changelog
• [BUGFIX] OTLP: Prefix key_ to label name when translating an OTel attribute name starting with a single underscore, and keep multiple consecutive underscores in label name when translating an OTel attribute name. This reverts the breaking changes introduced in 3.7.0. #17344

[Package Updates]

[2.7.2]

• Update prometheus to 3.7.2
• Full Changelog
• [BUGFIX] AWS SD: Fix AWS SDK v2 credentials handling for EC2 and Lightsail discovery. #17355
• [BUGFIX] AWS SD: Load AWS region from IMDS when not set. #17376
• [BUGFIX] Relabeling: Fix labelmap action validation with the legacy metric name validation scheme. #17372
• [BUGFIX] PromQL: Fix parsing failure when anchored and smoothed are used as metric names and label names. #17353
• [BUGFIX] PromQL: Fix formatting of range vector selectors with smoothed/anchored modifier. #17354

[Package Updates]

[2.7.3]

• Update prometheus to 3.7.3
• Full Changelog
• [BUGFIX] UI: Revert changed (and breaking) redirect behavior for -web.external-url if -web.route-prefix is configured, which was introduced in #​17240. #​17389
• [BUGFIX] Fix federation of some native histograms. #​17299 #​17409
• [BUGFIX] promtool: check config would fail when --lint=none flag was set. #​17399 #​17414
• [BUGFIX] Remote-write: fix a deadlock in the queue resharding logic that can lead to suboptimal queue behavior. #​17412

[Package Updates]

[2.8.0]

• Update prometheus to 3.8.0
• Full Changelog
• [FEATURE] OAuth2: support jwt-bearer grant-type (RFC7523 3.1). #17592
• [FEATURE] Dockerfile: Add OpenContainers spec labels to Dockerfile. #16483
• [FEATURE] SD: Add unified AWS service discovery for ec2, lightsail and ecs services. #17046
• [FEATURE] Native histograms are now a stable, but optional feature, use the scrape_native_histogram config setting. #17232 #17315
• [FEATURE] UI: Support anchored and smoothed keyword in promql editor. #17239
• [FEATURE] UI: Show detailed relabeling steps for each discovered target. #17337
• [FEATURE] Alerting: Add urlQueryEscape to template functions. #17403
• [FEATURE] Promtool: Add Remote-Write 2.0 support to promtool push metrics via the --protobuf_message flag. #17417

[Package Updates]

[2.8.1]

• Update prometheus to 3.8.1
• Full Changelog
• [BUGFIX] remote: Fix Remote Write receiver, so it does not send wrong response headers for v1 flow and cause Prometheus senders to emit false partial error log and metrics. #​17683

[Package Updates]

[2.9.0]

• Update prometheus to 3.9.0
• Full Changelog
• [CHANGE] Native Histograms are no longer experimental! Make the native-histogram feature flag a no-op. Use scrape_native_histograms config option instead. #17528
• [CHANGE] API: Add maximum limit of 10,000 sets of statistics to TSDB status endpoint. #17647
• [FEATURE] API: Add /api/v1/features for clients to understand which features are supported. #17427
• [FEATURE] Promtool: Add start_timestamp field for unit tests. #17636
• [FEATURE] Promtool: Add --format seriesjson option to tsdb dump to output just series labels in JSON format. #13409
• [FEATURE] Add --storage.tsdb.delay-compact-file.path flag for better interoperability with Thanos. #17435
• [FEATURE] UI: Add an option on the query drop-down menu to duplicate that query panel. #17714
• [BUGFIX] UI: PromQL autocomplete now shows the correct type and HELP text for OpenMetrics counters whose samples end in _total. #17682
• [BUGFIX] UI: Fixed codemirror-promql incorrectly showing label completion suggestions after the closing curly brace of a vector selector. #17602
• [BUGFIX] UI: Query editor no longer suggests a duration unit if one is already present after a number. #17605

[Package Updates]

[2.9.1]

• Update prometheus to 3.9.1
• Full Changelog
• [BUGFIX] Agent: fix crash shortly after startup from invalid type of object. #​17802
• [BUGFIX] Scraping: fix relabel keep/drop not working. #​17807

[Package Updates]

[2.10.0]

• Update prometheus to 3.10.0
• Full Changelog
• [CHANGE] Alerting: Add alertmanager dimension to following metrics: prometheus_notifications_dropped_total, prometheus_notifications_queue_capacity, prometheus_notifications_queue_length. #​16355
• [CHANGE] UI: Hide expanded alert annotations by default, enabling more information density on the /alerts page. #​17611
• [FEATURE] AWS SD: Add MSK Role. #​17600
• [FEATURE] PromQL: Add fill() / fill_left() / fill_right() binop modifiers for specifying default values for missing series. #​17644
• [FEATURE] Web: Add OpenAPI 3.2 specification for the HTTP API at /api/v1/openapi.yaml. #​17825
• [FEATURE] Dockerfile: Add distroless image variant using UID/GID 65532 and no VOLUME declaration. Busybox image remains default. #​17876
• [FEATURE] Web: Add on-demand wall time profiling under <URL>/debug/pprof/fgprof. #​18027
• [ENHANCEMENT] PromQL: Add more detail to histogram quantile monotonicity info annotations. #​15578
• [ENHANCEMENT] Alerting: Independent alertmanager sendloops. #​16355
• [ENHANCEMENT] TSDB: Experimental support for early compaction of stale series in the memory with configurable threshold stale_series_compaction_threshold in the config file. #​16929