Issues

• 🧭 PR Triage Dashboard

  thanos-io/thanos#9109 · Filter by author bwplotka opened on Oct 23, 2026

• query: deduplication loses native histogram counter resets after a replica switch (penalty dedup)

  thanos-io/thanos#9108 · Filter by author yahyaozturk opened on Oct 21, 2026

• compact: downsampling overcounts native histogram counters after a counter reset or a schema decrease (5m and 1h)

  thanos-io/thanos#9107 · Filter by author yahyaozturk opened on Oct 21, 2026

• sidecar: --store.limits.request-* are enforced only after the whole response is buffered, so they can't prevent OOM

  thanos-io/thanos#9103 · Filter by author sepich opened on Oct 21, 2026

• Add more labels to thanos alert rules

  thanos-io/thanos#9094 · Filter by author Alphadelta14 opened on Oct 16, 2026
  1

• RFE: receive: provide metrics during shutdown to help estimate necessary grace period

  thanos-io/thanos#9091 · Filter by author lukeyeager opened on Oct 15, 2026
  1

• query-frontend: labels and series requests with equal start and end return empty results

  thanos-io/thanos#9088 · Filter by author sublimemonk opened on Oct 15, 2026

• Support remote write configuration reload for Thanos Ruler

  thanos-io/thanos#9076 · Filter by author Mohd-Bilal opened on Oct 8, 2026
  2

• rule: PromQL annotations counted as store warnings when using the gRPC Query API (--query.config-file)

  thanos-io/thanos#9062 · Filter by author wandera-michal-culak opened on Oct 1, 2026

• query-frontend/query: penalty HA deduplication produces incorrect rate() values at split boundaries

  thanos-io/thanos#9034 · Filter by author waohacai opened on Sep 17, 2026

• query: a failed initial DNS resolution still lets the querier become ready with a partial endpoint list

  thanos-io/thanos#9032 · Filter by author shyundev opened on Sep 17, 2026

• docs: fix 'allows to aggregate' grammar in Querier overview

  thanos-io/thanos#9022 · Filter by author mrchatam opened on Sep 13, 2026

• Receive: investigate Zstd compression support for gRPC replication

  thanos-io/thanos#9009 · Filter by author as950118 opened on Sep 5, 2026
  2

• Receive: writes for existing tenants block for the entire WAL replay since v0.41.0 (#8562) instead of failing fast

  thanos-io/thanos#9004 · Filter by author mattshep opened on Sep 1, 2026
  1

• ui: 'Use Partial Response' checkbox can't stay off (forced back on after reload, then stuck)

  thanos-io/thanos#8993 · Filter by author donaldraph opened on Aug 27, 2026

• ui: Alerts page uses excessive CPU and memory with a lot of rule groups

  thanos-io/thanos#8991 · Filter by author ibakshay opened on Aug 26, 2026
  2

• Support Prometheus XOR2 chunk encoding

  thanos-io/thanos#8984 · Filter by author roidelapluie opened on Aug 18, 2026
  1

• Bug: Empty tenant_matcher_type in shuffle sharding override breaks shard_size determinism

  thanos-io/thanos#8983 · Filter by author bisshwajitsamanta opened on Aug 18, 2026
  1

• Maintain rule state across files in Thanos Rule

  thanos-io/thanos#8977 · Filter by author joaomqc opened on Aug 12, 2026
  2

• Offer minimal/distroless docker images

  help wanted
  thanos-io/thanos#8961 · Filter by author jkroepke opened on Aug 4, 2026
  2

• Receive Ingestor unbound disk growth beyond retention window after WAL compaction failure

  thanos-io/thanos#8960 · Filter by author xvzf opened on Aug 3, 2026

• Cache instrumentation (internal/cortex/chunk/cache) emits span events with empty name via OTel bridge, causing OTLP export rejection by strict backends

  thanos-io/thanos#8938 · Filter by author milan-holub opened on Jul 21, 2026

• Unusual drop in ingested series on Thanos Receive during queries

  thanos-io/thanos#8885 · Filter by author frakev opened on Jun 29, 2026
  2

• Add support for binop fill modifiers

  dependenciesdifficulty: hardfeature request/improvement
  thanos-io/thanos#8835 · Filter by author wiardvanrij opened on May 26, 2026
  1

• Feature request: support encrypted or externally-sourced credentials for client-side http_config (password_command / env expansion

  thanos-io/thanos#8833 · Filter by author pratikcsp opened on May 25, 2026