Langfuse incident

Evaluations are delayed in EU

Resolved after 1 hour 49 minutes, affecting EU (cloud.langfuse.com) (LLM-as-a-judge) and US (us.cloud.langfuse.com) (LLM-as-a-judge) and 1 more, on August 20, 2026.

resolved Aug 20, 2026, 09:55 AM UTC

All is back to normal

Started
Aug 20, 2026, 08:06 AM UTC
Resolved
Aug 20, 2026, 09:55 AM UTC
Duration
1h 49m
Detected by Pingoru
Aug 20, 2026, 08:06 AM UTC

Affected components

EU (cloud.langfuse.com) (LLM-as-a-judge)US (us.cloud.langfuse.com) (LLM-as-a-judge)HIPAA (hipaa.cloud.langfuse.com) (LLM-as-a-judge)JP (jp.cloud.langfuse.com (LLM-as-a-judge)

Update timeline

  1. investigating Aug 20, 2026, 08:06 AM UTC

    Evaluations are taking longer to execute in EU

  2. investigating Aug 20, 2026, 08:06 AM UTC

    Evaluations are taking longer to execute in EU

  3. monitoring Aug 20, 2026, 09:40 AM UTC

    After concurrency adjustments execution delay is back to normal. Monitoring.

  4. monitoring Aug 20, 2026, 09:40 AM UTC

    After concurrency adjustments execution delay is back to normal. Monitoring.

  5. resolved Aug 20, 2026, 09:55 AM UTC

    All is back to normal

  6. resolved Aug 20, 2026, 09:55 AM UTC

    All is back to normal

  7. resolved Aug 20, 2026, 09:55 AM UTC

    All is back to normal

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