elasticsearch memory_error ai_generated true

CircuitBreakingException: [fielddata] Data too large

ID: elasticsearch/fielddata-circuit-breaker

Also available as: JSON · Markdown
82%Fix Rate
86%Confidence
3Evidence
2023-01-01First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
8 active — — —

Root Cause

Fielddata exceeds breaker on text field sort/agg.

generic

Workarounds

  1. 92% success Use .keyword sub-field for sort/agg
  2. 88% success Use doc_values on keyword/numeric

Dead Ends

Common approaches that don't work:

  1. Enable fielddata on text fields 90% fail

    Massive heap usage, OOM

  2. Increase breaker to 90% heap 82% fail

    Delays OOM