# Langfuse: Degraded data serving in EU

> Langfuse status incident “Degraded data serving in EU” on 2026-10-20: impact minor (vendor’s label), 1.0 h, 3 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/langfuse/incidents/01M5D0AE6TJDT4W664FE4AABET
Last updated: 2026-10-20T19:03:10Z

- Impact (vendor’s label): minor
- Status: resolved · edited after publishing
- Started: 2026-10-20 15:20 UTC · Resolved: 2026-10-20 16:20 UTC · Duration: 1.0 h
- Updates: 3 · Affected components: Public API, LLM-as-a-judge, UI
- [Vendor status page: https://status.langfuse.com/incidents/01M5D0AE6TJDT4W664FE4AABET](https://status.langfuse.com/incidents/01M5D0AE6TJDT4W664FE4AABET)
- [Company: Langfuse](https://rewindex.com/company/langfuse.md)

## Timeline of updates

- **identified** 2026-10-20 15:54 UTC: Degraded data serving in EU due to unhealthy clickhouse replica. Draining traffic.
- **monitoring** 2026-10-20 16:01 UTC: We should have recovered
- **resolved** 2026-10-20 16:20 UTC: Have been stable

## Rewindex changes for this incident

- 2026-10-20 19:03 UTC: [Incident updated: Degraded data serving in EU](https://rewindex.com/change/r52d1cc4b62db6a.md)

## Cite this

Status incident (vendor impact label: minor) posted by Langfuse, started 2026-10-20 15:20 UTC, resolved after 1.0 h, 3 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/langfuse/incidents/01M5D0AE6TJDT4W664FE4AABET
- Citation: Langfuse, “Degraded data serving in EU” (2026-10-20 15:20 UTC). Archived by Rewindex: https://rewindex.com/company/langfuse/incidents/01M5D0AE6TJDT4W664FE4AABET (CC BY 4.0).
- Markdown link: `[Langfuse: Degraded data serving in EU (2026-10-20)](https://rewindex.com/company/langfuse/incidents/01M5D0AE6TJDT4W664FE4AABET)`


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Canonical: https://rewindex.com/company/langfuse/incidents/01M5D0AE6TJDT4W664FE4AABET · Markdown: https://rewindex.com/company/langfuse/incidents/01M5D0AE6TJDT4W664FE4AABET.md · JSON: https://rewindex.com/api/v1/companies/langfuse/incidents/01M5D0AE6TJDT4W664FE4AABET · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T15:18:37.293Z