# Convex: Major incident: Elevated error rates for a subset of instances

**Summary:** Convex reported a major incident with elevated error rates for a small subset of instances, affecting Free & Starter and Live Traffic database, function and Node.js runtime services. It started at 2025-11-21 22:15 UTC and was resolved at 2025-11-21 22:22 UTC; the computed duration was 6 min. Convex identified the issue and implemented a fix. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-11-21 22:15 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/vq4slxxmzmjy](https://stspg.io/vq4slxxmzmjy)
- [Company: Convex](https://rewindex.com/company/convex.md)
- Versions: before (none: first archived) → after incident\_version:140/tqcw0gxjf9jq@56dfa04078fd
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Elevated error rates for a subset of instances
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-11-21 22:15 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-11-21 22:22 UTC
```

**6. Added: Affected components**

```diff
+ Free & Starter, Live Traffic - Database Services, Live Traffic - Function Runtime, Live Traffic - Node.js Runtime
```

**7. Added: Update** (investigating) · 2025-11-21 22:15 UTC

```diff
+ A small subset Convex instances are experiencing elevated errors rates. The Convex team is investigating.
```

**8. Added: Update** (identified) · 2025-11-21 22:19 UTC

```diff
+ The issue has been identified and the team is implementing a fix. Some affected deployments are back online
```

**9. Added: Update** (resolved) · 2025-11-21 22:22 UTC

```diff
+ This incident has been resolved.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-11-21 22:15 UTC | Major incident: Elevated error rates for a subset of instances (this change) | outage |

All Convex changes: [timeline](https://rewindex.com/company/convex/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._


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Canonical: https://rewindex.com/change/i1a8cbab7ebe363 · Markdown: https://rewindex.com/change/i1a8cbab7ebe363.md · JSON: https://rewindex.com/api/v1/changes/i1a8cbab7ebe363 · Generated 2026-10-18T03:55:46.525Z