# Statsig: Major incident: Elevated 5xx for Event Ingestion US East and EU West

**Summary:** Statsig reported a major Log Event API outage with elevated 5xx errors in US East and EU West, starting 2025-06-06 18:53 UTC and resolved at 2025-06-06 19:10 UTC after 17 min. EU West recovered, and US East1 was fully drained; Statsig said customers should see normal 5xx levels again. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-06-06 18:53 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/t8626rwfc9gb](https://stspg.io/t8626rwfc9gb)
- [Company: Statsig](https://rewindex.com/company/statsig.md)
- Versions: before (none: first archived) → after incident\_version:208/wlsmn5pwkrml@aa2bab321f40
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Elevated 5xx for Event Ingestion US East and EU West
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-06-06 18:53 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-06-06 19:10 UTC
```

**6. Added: Affected components**

```diff
+ Log Event API
```

**7. Added: Update** (investigating) · 2025-06-06 18:53 UTC

```diff
+ **06/06/2025 12:10 PDT Mitigated**: US East1 has been fully drained, and customers should see normal levels of 5xx again. **06/06/2025 12:01 PDT Investigating**: EU West has fully recovered, and traffic in US East is showing signs of improvement. **06/06/2025 11:53 PDT Investigating**: Elevated 5xx errors are occurring in the US East and EU West regions, with the recovery process underway.
```

**8. Added: Update** (resolved) · 2025-06-06 19:10 UTC

```diff
+ Resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-06-06 18:53 UTC | Major incident: Elevated 5xx for Event Ingestion US East and EU West (this change) | outage |

All Statsig changes: [timeline](https://rewindex.com/company/statsig/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


---
Canonical: https://rewindex.com/change/i65f691d5cce3ba · Markdown: https://rewindex.com/change/i65f691d5cce3ba.md · JSON: https://rewindex.com/api/v1/changes/i65f691d5cce3ba · Generated 2026-10-18T02:55:19.537Z