38 Pull requests merged by 18 people

• refactor: remove ability to set downstream-url in query-frontend

  #12191 merged Jul 25, 2025

• test(otlp): make benchmark more realistic

  #12193 merged Jul 25, 2025

• Parameterize metric/label name validation scheme

  #11848 merged Jul 25, 2025

• [main] Update mimir-prometheus to 6dd7af9abc56

  #12194 merged Jul 25, 2025

• Docs: Add missing attribute from list of default promoted OTel resource attributes

  #12181 merged Jul 25, 2025

• Allow configuration of ExtraPropagateHeaders in query frontend

  #12174 merged Jul 25, 2025

• ingester: Stagger head compaction intervals when running ingesters in multiple zones

  #12090 merged Jul 24, 2025

• chore(localdev): bump otel collector and enable native histograms

  #12183 merged Jul 24, 2025

• [main] Update mimir-prometheus to ca0aa6ff0922

  #12154 merged Jul 24, 2025

• Release mimir-distributed Helm chart 5.8.0-weekly.352

  #12148 merged Jul 24, 2025

• distributor: Expermental support for producing ingest-storage records in format V2

  #12060 merged Jul 23, 2025

• chore: update to latest dskit for DNS changes

  #12175 merged Jul 23, 2025

• chore: remove Redis configuration in docker compose setup

  #12173 merged Jul 23, 2025

• fix(ingester): Keep read only when any number of compactions in progress (#12128)

  #12172 merged Jul 23, 2025

• fix(alertmanager): fix typos in alertmanager template test

  #11504 merged Jul 23, 2025

• dskit: Bump dskit to the latest revision

  #12171 merged Jul 23, 2025

• chore: remove Redis support as a cache backend

  #12163 merged Jul 23, 2025

• Replace sort.SliceIsSorted with slices.IsSortedFunc

  #12168 merged Jul 23, 2025

• Replace sort.Slice and sort.SliceStable with slices package equivalents in a subset of packages

  #12167 merged Jul 23, 2025

• fix(ingester): Keep read only when any number of compactions in progress

  #12128 merged Jul 23, 2025

• Fix chunks merging determinism when there are 2 samples with same timestamp but different value

  #8673 merged Jul 23, 2025

• Update github.com/twmb/franz-go/pkg/kfake digest to 26e95c5 (main)

  #12064 merged Jul 23, 2025

• Update github.com/prometheus/common digest to 0e1982f (main)

  #12062 merged Jul 23, 2025

• Alertmanager to store fingerprint of configuration instead of structure

  #12087 merged Jul 23, 2025

• [r351] Block-builder-scheduler: fix bugs in handling of partitions with no commit (#12130)

  #12165 merged Jul 22, 2025

• [r352] Block-builder-scheduler: fix bugs in handling of partitions with no commit

  #12164 merged Jul 22, 2025

• Alertmanager: Grafana configuration status API endpoint

  #12129 merged Jul 22, 2025

• Ignore TestConfigDescriptorIsUpToDate in flaky test detection

  #12156 merged Jul 22, 2025

• Block-builder-scheduler: fix bugs in handling of partitions with no commit

  #12130 merged Jul 22, 2025

• Add docs on Mimir ports

  #12141 merged Jul 22, 2025

• feat(parquet-dataset-builder): Extend it to enable or disable compres…

  #12159 merged Jul 22, 2025

• feat(parquet): Update parquet bucket stores to cache metadata of label files

  #12151 merged Jul 22, 2025

• querier: add native histogram definition to cortex_bucket_index_load_duration_seconds

  #12094 merged Jul 22, 2025

• listblocks: Improve finding blocks error message

  #12140 merged Jul 22, 2025

• Docs: Cross-reference native histogram specification

  #12143 merged Jul 21, 2025

• add note about not using monolithic mode for large-scale deployments

  #12142 merged Jul 21, 2025

• Update github.com/grafana/dskit digest to f0494e3 (main)

  #12145 merged Jul 21, 2025

• jsonnet, helm: Reduce distributor GOMAXPROCS

  #12150 merged Jul 21, 2025

22 Pull requests opened by 13 people

• POC, DO NOT PIC: OTLP to Appender

  #12152 opened Jul 21, 2025

• ruler: Adjust rule file load concurrency based on number of rules

  #12155 opened Jul 21, 2025

• allow mimir alertmanager fallback config from an existing Kubernetes Secret

  #12157 opened Jul 22, 2025

• Replace sort.Slice with slices.SortFunc

  #12158 opened Jul 22, 2025

• ingest-storage: Split very large RW2.0 requests into multiple Kafka records

  #12166 opened Jul 22, 2025

• MQE: Count samples saved on the CSE

  #12169 opened Jul 23, 2025

• Compactor: Keep bucket index update progress across failed cleanUser() runs

  #12170 opened Jul 23, 2025

• Test potential fix for HA tracker failovers on r349

  #12178 opened Jul 23, 2025

• DOCS: to show livenessProbe is supported by chart

  #12182 opened Jul 24, 2025

• Optimize activeseries.Matchers.Matches()

  #12184 opened Jul 24, 2025

• PromQL: Fix invalid source label name in label_join error message

  #12185 opened Jul 24, 2025

• jsonnet: Make query-scheduler a required component

  #12187 opened Jul 24, 2025

• helm: Make query-scheduler a required component

  #12188 opened Jul 24, 2025

• operations: Allow ingest-storage record version to be increased to v2

  #12190 opened Jul 24, 2025

• release-2.17 manual backport 78adb19 7992f82 63db223 41b51f9 a321df1 4828c7d fabd048

  #12192 opened Jul 24, 2025

• [main] Update mimir-prometheus to c4bd4faba234

  #12196 opened Jul 25, 2025

• index planning: implement cost model predicate

  #12197 opened Jul 25, 2025

• index planning: implement cost model plan

  #12199 opened Jul 25, 2025

• refactor: make query-scheduler a required component

  #12200 opened Jul 25, 2025

• mimirpb: Make RW2 metadata serialization order deterministic

  #12201 opened Jul 25, 2025

• Docs: Add production tip for managing compactor settings at scale

  #12202 opened Jul 25, 2025

• Docs: Rearrange topics in "Configure Mimir" chapter

  #12203 opened Jul 26, 2025

10 Issues closed by 6 people

• Remove option in query-frontend to connect to a Prometheus instance

  #11883 closed Jul 25, 2025

• Implement classical name validation mode without disabling through global variable

  #11503 closed Jul 25, 2025

• Zone-Aware Staggered Head Compactions

  #12081 closed Jul 24, 2025

• Use more reliable cache service discovery

  #12160 closed Jul 23, 2025

• Remove Redis caching

  #11885 closed Jul 23, 2025

• Bug: OTLP endpoint only generates a `target_info` sample for the most recent timestamp

  #11756 closed Jul 23, 2025

• Docs: should list all required network ports in one place

  #4707 closed Jul 22, 2025

• Flaky TestFlagParsing

  #11858 closed Jul 22, 2025

• Flaky TestConfigDescriptorIsUpToDate

  #12111 closed Jul 22, 2025

• Documentation feedback: /docs/sources/mimir/visualize/native-histograms/_index.md

  #10401 closed Jul 21, 2025

11 Issues opened by 8 people

• store-gateway: Introduce reactive limiters

  #12195 opened Jul 25, 2025

• Bug: Mimir 2.16.0 didn't work well with nginx-ingress controller

  #12186 opened Jul 24, 2025

• Bug: StoreGateway Series route having high latency even with low server and query timeouts

  #12180 opened Jul 24, 2025

• Add configurable limit for postings expansion in store-gateway /labels requests

  #12179 opened Jul 23, 2025

• Create design document for corresponding helm chart for Mimir 3.0

  #12177 opened Jul 23, 2025

• Idea: Resource utilization based specific read query limiting

  #12162 opened Jul 22, 2025

• Idea: Have series and chunks limit on query in addition to tenant

  #12161 opened Jul 22, 2025

• Bug: `slack_api_url_file` not respected by mimir alertmanager so secrets are required in the values file

  #12153 opened Jul 21, 2025

• Docs: reference to Prometheus under Alloy section

  #12149 opened Jul 21, 2025

• Bug: install failed

  #12147 opened Jul 21, 2025

• Flaky TestGetFullStateHandler

  #12146 opened Jul 21, 2025

35 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• 10638 - Fuzz tests for MQE

  #12121 commented on Jul 28, 2025 • 41 new comments

• MQE: refactor responsibilities of `Engine` and `Query`, introduce `Evaluator` and `Materializer`

  #12122 commented on Jul 27, 2025 • 15 new comments

• Helm: Simplified TLS configuration

  #11776 commented on Jul 22, 2025 • 10 new comments

• Test potential fix for HA tracker failovers on r348

  #12082 commented on Jul 25, 2025 • 10 new comments

• Add a registry value to Helm Chart

  #12114 commented on Jul 25, 2025 • 4 new comments

• Parallelize `updateBlock`

  #12117 commented on Jul 22, 2025 • 1 new comment

• ruler: change ruler.RemoteQuerier.client to an http.RoundTripper

  #11833 commented on Jul 24, 2025 • 1 new comment

• Flaky TestGroupAtRisk

  #11681 commented on Jul 21, 2025 • 0 new comments

• mimirtool: Add chunk digest flag to remote-read dump command

  #11734 commented on Jul 23, 2025 • 0 new comments

• WIP Usage tracker

  #11816 commented on Jul 22, 2025 • 0 new comments

• chore(deps): update docker.io/nginxinc/nginx-unprivileged docker tag to v1.29 (main)

  #11909 commented on Jul 23, 2025 • 0 new comments

• [WIP] parquet store-gateways: fix reader open and close logic

  #11926 commented on Jul 21, 2025 • 0 new comments

• [Helm] make emptyDir configurable in store-gateway

  #11951 commented on Jul 22, 2025 • 0 new comments

• [HELM] Add labels configuration for gateway ingress

  #11964 commented on Jul 21, 2025 • 0 new comments

• fix(deps): update github.com/grafana/alerting digest to 615c828 (main)

  #12061 commented on Jul 25, 2025 • 0 new comments

• WIP: Distributor: Refactor metric/label name validation to not use global variable

  #12109 commented on Jul 24, 2025 • 0 new comments

• Helm: add Keda addition triggers and make default ones optional

  #12124 commented on Jul 21, 2025 • 0 new comments

• mixin: use native thanos_objstore_bucket_operation_duration_seconds

  #12137 commented on Jul 22, 2025 • 0 new comments

• Mimir Alertmanager failing to load config as a global opsgenie_api_key is not specified

  #8723 commented on Jul 21, 2025 • 0 new comments

• Docs: NetworkPolicies

  #8950 commented on Jul 22, 2025 • 0 new comments

• Make ingesters only keep up to the last 1h of data

  #12069 commented on Jul 22, 2025 • 0 new comments

• Add remote write protocol 2.0 support

  #9072 commented on Jul 23, 2025 • 0 new comments

• index planning: Add metrics to validate impact

  #11918 commented on Jul 24, 2025 • 0 new comments

• Require query-scheduler component

  #11884 commented on Jul 24, 2025 • 0 new comments

• Add best practices on how to use Mimir with Kafka

  #12012 commented on Jul 25, 2025 • 0 new comments

• Remove store-gateway query concurrency limit

  #7608 commented on Jul 25, 2025 • 0 new comments

• store-gateway - querier distributed deadlock

  #12033 commented on Jul 25, 2025 • 0 new comments

• Bug: mimirtool-darwin-amd64 is using deprecated (Gone) API

  #11676 commented on Jul 25, 2025 • 0 new comments

• Failed pushing to ingester: context deadline exceeded error observed in 2.11.0

  #7855 commented on Jul 25, 2025 • 0 new comments

• index planning: Refine cost models after initial phase of testing

  #11920 commented on Jul 25, 2025 • 0 new comments

• index planning: Implement basic index lookup planning

  #11919 commented on Jul 25, 2025 • 0 new comments

• Add standardize ring monitoring proposal

  #6778 commented on Jul 27, 2025 • 0 new comments

• support fallback configuration for KEDA autoscaling

  #9846 commented on Jul 25, 2025 • 0 new comments

• fix(deps): update module github.com/minio/minio-go/v7 to v7.0.95 (main)

  #11595 commented on Jul 23, 2025 • 0 new comments

• mimirtool: Support multiple selectors & chunks streaming in remote read dump

  #11733 commented on Jul 23, 2025 • 0 new comments