# Pinecone: Major incident: [AWS][us-east-1] 5xx errors for some requests on some indexes

**Summary:** Pinecone reported a major incident affecting AWS us-east-1 Serverless Indexes, with 5xx errors for some requests on some indexes. It started at 2026-05-06 20:02 UTC and was resolved at 2026-05-06 20:30 UTC, lasting 27 min. A fix was implemented by 05-06 20:14 UTC; no cause was stated. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-05-06 20:02 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/t70kz736vzf0](https://stspg.io/t70kz736vzf0)
- [Company: Pinecone](https://rewindex.com/company/pinecone.md)
- Versions: before (none: first archived) → after incident\_version:35/gq8tqkh3p20h@e8dc303485b0
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ [AWS][us-east-1] 5xx errors for some requests on some indexes
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-05-06 20:02 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-05-06 20:30 UTC
```

**6. Added: Affected components**

```diff
+ AWS us-east-1, Serverless Indexes - AWS us-east-1
```

**7. Added: Update** (investigating) · 2026-05-06 20:02 UTC

```diff
+ We are currently investigating this issue.
```

**8. Added: Update** (identified) · 2026-05-06 20:08 UTC

```diff
+ The issue has been identified and a fix is being implemented.
```

**9. Added: Update** (monitoring) · 2026-05-06 20:14 UTC

```diff
+ A fix has been implemented and we are monitoring the results.
```

**10. Added: Update** (resolved) · 2026-05-06 20:30 UTC

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

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-05-06 20:02 UTC | Major incident: \[AWS\]\[us-east-1\] 5xx errors for some requests on some indexes (this change) | outage |

All Pinecone changes: [timeline](https://rewindex.com/company/pinecone/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/i32a7cd9d6670d5 · Markdown: https://rewindex.com/change/i32a7cd9d6670d5.md · JSON: https://rewindex.com/api/v1/changes/i32a7cd9d6670d5 · Generated 2026-10-18T02:55:04.034Z