# Pinecone: [Serverless][AWS][eu-west-1] 5xx on read requests

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-09-22 23:34 UTC · Resolved: 2026-09-23 00:32 UTC · Duration: 58 min
- Updates: 3 · Affected components: AWS eu-west-1, Serverless Indexes - AWS eu-west-1
- [Vendor status page: https://stspg.io/rdmz12htk7wq](https://stspg.io/rdmz12htk7wq)
- [Company: Pinecone](https://rewindex.com/company/pinecone.md)

## Summary

Pinecone reported a major incident affecting a small percentage of Serverless read requests in AWS eu-west-1 with 5xx errors. It started at 2026-09-22 23:34 UTC and was resolved at 2026-09-23 00:32 UTC, lasting 57 min. Pinecone reported mitigating the errors at 2026-09-23 00:05 UTC. _(machine-written, sol)_
## Timeline of updates

- **identified** 2026-09-22 23:34 UTC: The issue has been identified and mitigation is being actioned. A small percentage of read requests are impacted.
- **monitoring** 2026-09-23 00:05 UTC: We have mitigated the errors and are monitoring to ensure there is no reoccurrence.
- **resolved** 2026-09-23 00:32 UTC: This incident has been resolved.

## Rewindex changes for this incident

- 2026-09-22 23:34 UTC: [Major incident: \[Serverless\]\[AWS\]\[eu-west-1\] 5xx on read requests](https://rewindex.com/change/i8297bbc102d498.md)


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Canonical: https://rewindex.com/company/pinecone/incidents/tpmrfftz1d6h · Markdown: https://rewindex.com/company/pinecone/incidents/tpmrfftz1d6h.md · JSON: https://rewindex.com/api/v1/companies/pinecone/incidents/tpmrfftz1d6h · Generated 2026-10-18T11:28:58.519Z