# Statsig: Major incident: SDK Initialization SR Stability

**Summary:** Statsig reported a major initialization API stability incident potentially affecting initialization across Asia Southeast 1, Europe West 1, US East 1, US East 5 and US West 1. It started at 2025-10-10 16:43 UTC and resolved at 2025-10-10 16:52 UTC, lasting 9 min; no cause or specific fix was stated. _(machine-written, sol)_
- Kind: Major incident · Label: degradation (model (Jev))
- Changed: 2025-10-10 16:43 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/8sgqpnthr6zl](https://stspg.io/8sgqpnthr6zl)
- [Company: Statsig](https://rewindex.com/company/statsig.md)
- Versions: before (none: first archived) → after incident\_version:208/jdcqbzzm695b@addaf04d0661
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ SDK Initialization SR Stability
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-10-10 16:43 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-10-10 16:52 UTC
```

**6. Added: Affected components**

```diff
+ Asia Southeast 1, Config Delivery API - Asia Southeast 1, Config Delivery API - Europe West 1, Config Delivery API - US East 1, Config Delivery API - US East 5, Config Delivery API - US West 1, Europe West 1, US East 1, US East 5, US West 1
```

**7. Added: Update** (investigating) · 2025-10-10 16:43 UTC

```diff
+ From approximately 9:43 AM PST to 9:52 AM PST, we identified some stability issues in our initialization APIs which may impact initialization during that time. The team is investigating to understand and rootcause the incident. Mitigated: 10/10/2025 09:51:00 GMT-0700 (Pacific Daylight Time)
```

**8. Added: Update** (resolved) · 2025-10-10 16:52 UTC

```diff
+ Resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-10-10 16:43 UTC | Major incident: SDK Initialization SR Stability (this change) | degradation |

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/i74b40b6820cbce · Markdown: https://rewindex.com/change/i74b40b6820cbce.md · JSON: https://rewindex.com/api/v1/changes/i74b40b6820cbce · Generated 2026-10-18T02:54:41.387Z