52 Pull requests merged by 18 people

• r343: Revert https://github.com/grafana/dskit/pull/685

  #11605 merged Jun 2, 2025

• r341: Revert https://github.com/grafana/dskit/pull/685

  #11604 merged Jun 2, 2025

• r344: Revert https://github.com/grafana/dskit/pull/685

  #11606 merged Jun 2, 2025

• Don't try to create a Query instance just to compute stats for remote read requests

  #11583 merged Jun 2, 2025

• chore(deps): update alpine docker tag to v3.22.0 (main) - autoclosed

  #11598 merged Jun 2, 2025

• fix(deps): update module google.golang.org/grpc to v1.72.2 (main)

  #11597 merged Jun 2, 2025

• fix(deps): update module github.com/oklog/ulid/v2 to v2.1.1 (main)

  #11596 merged Jun 2, 2025

• fix(deps): update google.golang.org/genproto/googleapis/rpc digest to 200df99 (main)

  #11592 merged Jun 2, 2025

• chore(deps): update prom/memcached-exporter docker tag to v0.15.3 (main)

  #11593 merged Jun 2, 2025

• Renovate: Re-enable google.golang.org/grpc

  #11594 merged Jun 2, 2025

• Renovate: Don't update charleskorn/objstore

  #11590 merged Jun 2, 2025

• Update mimir-prometheus

  #11548 merged Jun 2, 2025

• fix(deps): update github.com/twmb/franz-go/pkg/kfake digest to 3836e2c (main)

  #11589 merged Jun 2, 2025

• fix(deps): update github.com/prometheus/otlptranslator digest to 2573485 (main)

  #11588 merged Jun 2, 2025

• fix(deps): update github.com/grafana/dskit digest to 2892840 (main)

  #11586 merged Jun 2, 2025

• MQE: enable by default for queriers

  #11501 merged Jun 1, 2025

• Limit cardinality cache key length

  #11568 merged May 30, 2025

• Update docs for recommended order of sum and histogram_count/sum

  #11519 merged May 29, 2025

• Prepare release 2.15.3

  #11578 merged May 29, 2025

• Mixin: Improve "Kafka 100th percentile end-to-end latency when ingesters are running (outliers)" panel

  #11581 merged May 29, 2025

• [r344] Grafana Alertmanager: Fix template validation on Apply for empty receivers

  #11576 merged May 29, 2025

• Writes dashboard: add "Added Latency" row

  #11579 merged May 29, 2025

• block-builder: refactor dashboard

  #11577 merged May 29, 2025

• Block-builder-scheduler: expose persistent job failure counter.

  #11567 merged May 28, 2025

• Grafana Alertmanager: Fix template validation on Apply for empty receivers

  #11575 merged May 28, 2025

• Update block-builder alerts

  #11572 merged May 28, 2025

• fix(deps): update module github.com/twmb/franz-go to v1.19.4 (main)

  #11532 merged May 28, 2025

• query-frontend: Fix panic in ResponseToSamples when resp.Data is nil

  #11571 merged May 28, 2025

• [r343] Fix Docker Hub login

  #11563 merged May 28, 2025

• Wait for HA tracker's updateKVLoop to finish with a context

  #11464 merged May 28, 2025

• Fix client labels used for cortex_client_invalid_cluster_validation_label_requests_total (#11455)

  #11466 merged May 28, 2025

• [release-2.15] Build: Upgrade to Go v1.23.9

  #11537 merged May 28, 2025

• ingest: fix flaky TestPartitionReader_ConsumeAtStartup test after franz-go update

  #11527 merged May 27, 2025

• implement new parquet-converter service

  #11499 merged May 27, 2025

• [release-2.16] adds use cases for mimir dashboards

  #11565 merged May 27, 2025

• adds use cases for mimir dashboards

  #11335 merged May 27, 2025

• ruler: Terminate on failires during initial sync

  #11545 merged May 27, 2025

• [r340] Upgrade to dskit@105e62cba78d (#11549)

  #11557 merged May 27, 2025

• [r343] Upgrade to dskit@4976ce2fd93c (#11549)

  #11560 merged May 27, 2025

• [r341] Fix Docker Hub login

  #11562 merged May 27, 2025

• [r344] Upgrade to dskit@f84dc58e0bd9 (#11549)

  #11561 merged May 27, 2025

• [r341] Upgrade to dskit@18b79c4e9e07 (#11549)

  #11559 merged May 27, 2025

• [r339] Upgrade to dskit@26335405716d (#11549)

  #11555 merged May 27, 2025

• [r338] Upgrade to dskit@74569ccb2f6b (#11549)

  #11554 merged May 27, 2025

• query-frontend: add retry logic for cardinality, series and remoteReads endpoints

  #11533 merged May 27, 2025

• Use OTel library from tracing while keeping Jaeger exporter config

  #11249 merged May 27, 2025

• [r344] Update our forked objstore dependency, with fix (#11550)

  #11551 merged May 27, 2025

• Upgrade to dskit@f84dc58e0bd9

  #11549 merged May 27, 2025

• Update our forked objstore dependency, with fix

  #11550 merged May 27, 2025

• Backport #10664 and #11546 to r344

  #11547 merged May 27, 2025

• Switch to fork of thanos-io/objstore with fix for Exists() calls against GCS with GCS client v1.51+

  #11546 merged May 27, 2025

• Create separate span for query-frontend request to query-schedulers / queriers

  #11521 merged May 26, 2025

13 Pull requests opened by 12 people

• ingest-storage: Add a common symbols table to record format V2

  #11566 opened May 27, 2025

• ruler: ignore rulers in non-operation states when getting and syncing rules

  #11569 opened May 28, 2025

• distributor: reintroduce cortex_distributor_samples_per_request as a native histogram

  #11573 opened May 28, 2025

• Alertmanager: Enforce Grafana template size limit

  #11574 opened May 28, 2025

• Update Thanos to Mimir migration guide with relabelling tip

  #11584 opened May 30, 2025

• MQE: skip decoding histogram buckets where possible

  #11587 opened Jun 2, 2025

• Renovate: Don't update grafana/mimir-otlptranslator

  #11591 opened Jun 2, 2025

• fix(deps): update module github.com/minio/minio-go/v7 to v7.0.92 (main)

  #11595 opened Jun 2, 2025

• parquet-converter: Introduce metrics and ring test

  #11600 opened Jun 2, 2025

• fix(promql): histogram_count returns wrong value

  #11601 opened Jun 2, 2025

• operations/mimir: Upstream Jsonnet changes from r334

  #11602 opened Jun 2, 2025

• Update mimir-prometheus @ 3f093cd74ca2ab103878a046a77df9eab7ab7a25

  #11607 opened Jun 2, 2025

• Update alerting to 6a7a4878b1486f751750a39ef0682b5f1071928b

  #11609 opened Jun 2, 2025

3 Issues closed by 3 people

• Cross-tenant queries produce cardinality estimation cache keys that are too long

  #6931 closed May 30, 2025

• Bug: mimir-gateway DNS lookup stops working when restarting CoreDNS

  #11570 closed May 28, 2025

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

  #11102 closed May 28, 2025

7 Issues opened by 6 people

• cache: Make miekgdns2 DNS provider default

  #11603 opened Jun 2, 2025

• Bug: Adding `compactor_blocks_retention_period` causes time-data corruption of samples in queries

  #11599 opened Jun 2, 2025

• Bug: cannot migrate to spread-minimizing tokens due to cpu load during migration

  #11580 opened May 29, 2025

• Suggest separate max_inflight_push_requests_bytes limit for ruler and distributor

  #11564 opened May 27, 2025

• Bug: max_inflight_push_requests_bytes is checked after decompression

  #11558 opened May 27, 2025

• Bug: [Helmchart] You have set ingester.zoneAwareReplication.migration.replicas, but ingester.zoneAwareReplication.migration.enabled=false

  #11553 opened May 27, 2025

• Bug: Erorr on update OSS Mimir 2.16.0 docker

  #11552 opened May 27, 2025

13 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.

• Add TotalSamplesPerStep stats to the MQE

  #11416 commented on Jun 2, 2025 • 51 new comments

• Distributor: Trace deduplicated samples with conflicting timestamps

  #11159 commented on Jun 2, 2025 • 4 new comments

• Bug: ALERTS and ALERTS_FOR_STATE metric discontinued when the firing alert reconfigured to a new pod

  #10992 commented on May 28, 2025 • 0 new comments

• Error Loading Rule File -- Mimirtool & Prometheus see it as valid

  #6763 commented on May 28, 2025 • 0 new comments

• Bug: Ingesters stuck in UNHEALTHY state on shutdown

  #11487 commented on May 31, 2025 • 0 new comments

• Bug: Native histogram operations like histogram_count emitting negative values

  #11148 commented on Jun 2, 2025 • 0 new comments

• Idea: Stabilize missed ruler evaluations alerts

  #11500 commented on Jun 2, 2025 • 0 new comments

• Add downsampling proposal

  #5028 commented on May 30, 2025 • 0 new comments

• [helm-chart] add values for setting annotations and labels for rollout-operator

  #6733 commented on May 30, 2025 • 0 new comments

• Documentation: add Azure workload identity example

  #8332 commented on May 30, 2025 • 0 new comments

• fix(deps): update github.com/grafana/alerting digest to 6a7a487 (main)

  #11262 commented on Jun 2, 2025 • 0 new comments

• Make `maxLimit` configurable per tenant for the `/cardinality/label_names` and `/cardinality/label_values` endpoints.

  #11456 commented on Jun 2, 2025 • 0 new comments

• chore(deps): update github.com/grafana/prometheus-alertmanager digest to 63ae501 (main)

  #11522 commented on Jun 2, 2025 • 0 new comments