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feat(stats)!: per-field cardinality limits - #2211

Merged

gh-worker-dd-mergequeue-cf854d[bot] merged 42 commits into

mainfrom

oscarld/stats-per-key-cardinality-limit

Jul 29, 2026

Merged

feat(stats)!: per-field cardinality limits#2211
gh-worker-dd-mergequeue-cf854d[bot] merged 42 commits into
mainfrom
oscarld/stats-per-key-cardinality-limit

Commits on Jul 7, 2026
- fix: attach obfuscation flag to stats buckets, fix obfuscation version condition
  Eldolfin
  committed
  52710cf
- fix: fmt
  Eldolfin
  committed
  a62a150
- fix: flush buckets which have the same obfuscation indicator together
  Eldolfin
  committed
  8f65b1d
- fix(sidecar): remove useless stats-obfuscation feature
  Eldolfin
  committed
  a0bfe8c
- Revert "fix(sidecar): remove useless stats-obfuscation feature"
  Eldolfin
  committed
  6c6f058
- fix: outdated comment, remove metadata return from otlp flush
  Eldolfin
  committed
  a44467a
- fix: tests lints
  Eldolfin
  committed
  3113a7e
- fix: local review suggestions
  Eldolfin
  committed
  909d654
- fix: fmt
  Eldolfin
  committed
  85eaf0c
- fix(test): put back obfuscation enabled in SpanConcentrator instead of StatsExporter
  Eldolfin
  committed
  05d2364
- fix: remove unused file results.xml
  Eldolfin
  committed
  ed0277a
- fix error message StateExporter -> StatsExporter
  
  Eldolfin
  and
  Copilot
  authored
  888e56c
- fix nit comment
  Eldolfin
  committed
  9d91a3c
Commits on Jul 8, 2026
- refacto: cleaner flush result struct, simplify span obfuscation path
  Eldolfin
  committed
  2342ce1
Commits on Jul 9, 2026
- feat: send obfuscated/unobfuscated stats concurrently
  Eldolfin
  committed
  2d4eebc
Commits on Jul 10, 2026
- Merge branch 'main' into oscarld/fix-css-obfuscation-logic
  Eldolfin
  authored
  9f7474e
- fix: FuturesUnordered over tokio::join!
  Eldolfin
  committed
  35d265b
- feat!(stats): per-key cardinality limits
  Eldolfin
  committed
  e082005
- feat: store distinct hashes instead of values
  Eldolfin
  committed
  1c9dca9
- fix: libdd-data-pipeline(-ffi) build
  Eldolfin
  committed
  43a1b0b
- fix: wrong peer_tags collapse value
  Eldolfin
  committed
  586e6d7
- fix: fmt
  Eldolfin
  committed
  cc5bf3b
- fix: collapse key fields before applying whole-key cardinality limits
  Eldolfin
  committed
  726c57a
- feat: add a warning when whole-key limit is lower than per-field limits
  Eldolfin
  committed
  bd6e3bc
- fix: fmt
  Eldolfin
  committed
  1c46a80
- fix(ffi): add libdd-trace-stats to cbindgen config to generate CardinalityLimitConfig binding
  Eldolfin
  committed
  04befd7
- fix: inline DEFAULT_MAX_ENTRIES_PER_BUCKET
  Eldolfin
  committed
  74f105a
- fix: link span derived primary tags ticket and pr
  Eldolfin
  committed
  edf1e0c
- fix: avoid useless re-hashes
  Eldolfin
  committed
  5cedcf4
- fix: warn on any cardinality limit = 0
  Eldolfin
  committed
  83043a4
- fix: fmt
  Eldolfin
  committed
  39427ce
Commits on Jul 20, 2026
- feat: add function to get default cardinality limit config
  Eldolfin
  committed
  a14a2b6
Commits on Jul 21, 2026
- Merge remote-tracking branch 'origin/main' into oscarld/stats-per-key-cardinality-limit
  Eldolfin
  committed
  45e3b60
- fix: bad merge lints
  Eldolfin
  committed
  a1c321a
Commits on Jul 22, 2026
- fix: apply configured limits to OTLP stats
  Eldolfin
  committed
  4b3981f
- Merge remote-tracking branch 'origin/main' into oscarld/stats-per-key-cardinality-limit
  Eldolfin
  committed
  909fb50
- explain HashSet of hashes reasoning
  Eldolfin
  committed
  854ef55
- implement additional_metrics_tags field cardinality limit
  Eldolfin
  committed
  2906b45
- fix: missing resource cardinality limit = 0 warn
  Eldolfin
  committed
  85c73e9
Commits on Jul 28, 2026
- Merge remote-tracking branch 'origin/main' into oscarld/stats-per-key-cardinality-limit
  Eldolfin
  committed
  37ce354
Commits on Jul 29, 2026
- Merge remote-tracking branch 'origin/main' into oscarld/stats-per-key-cardinality-limit
  Eldolfin
  committed
  e3b0de2
- feat(stats)!: add telemetry for per-field cardinality limits (#2227)
  Eldolfin
  authored
  e8ffd6e

Commits

Commits on Jul 7, 2026

Commits on Jul 8, 2026

Commits on Jul 9, 2026

Commits on Jul 10, 2026

Commits on Jul 20, 2026

Commits on Jul 21, 2026

Commits on Jul 22, 2026

Commits on Jul 28, 2026

Commits on Jul 29, 2026