# Longer v3 -\> v4 propagation delay

- Provider: [Langfuse](https://down.guide/langfuse)
- Level: confirmed
- Impact: Degraded
- lasted 2h 34m
- started 2026-08-19 12:36 UTC
- id: DWN-f4a377bef3
- Official page: https://status.langfuse.com/incidents/01M0D0CCF6N91A79YYMFBGB9WJ

## Updates from Langfuse
### 2026-08-19 10:30 UTC: monitoring
We have scaled our database infrastructure to match the throughput demand

### 2026-08-19 13:19 UTC: monitoring
Latest major SDK versions are not impacted. Find upgrade docs \[here\](https://langfuse.com/docs/observability/sdk/upgrade-path).

### 2026-08-19 15:10 UTC: resolved
Back to normal propagation delay

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