Changes / Pinecone / [Serverless][AWS][us-west-2] 5xx errors on read path operations for some namespaces
Pinecone: Major incident: [Serverless][AWS][us-west-2] 5xx errors on read path operations for some namespaces
Summary
Pinecone reported a major incident causing 5xx errors on read-path operations for some Serverless namespaces in AWS us-west-2, affecting customer reads. It started at 2025-12-03 15:53 UTC and was resolved at 2025-12-03 16:40 UTC, lasting 46 min; Pinecone implemented a fix but did not state a cause.
Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.
What changed
Before: not present
After: [Serverless][AWS][us-west-2] 5xx errors on read path operations for some namespaces
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After: major
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After: resolved
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After: 2025-12-03 15:53 UTC
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After: 2025-12-03 16:40 UTC
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After: AWS us-west-2, Serverless Indexes - AWS us-west-2
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After: We are currently investigating this issue.
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After: The issue has been identified and a fix is being implemented.
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After: A fix has been implemented and we are monitoring the results.
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After: This incident has been resolved.
First version of this incident archived by Rewindex. View the live incident (opens in new tab).
History of this incident
| When (UTC) | Change | Kind |
|---|---|---|
| Major incident: [Serverless][AWS][us-west-2] 5xx errors on read path operations for some namespaces (this change) Pinecone reported a major incident causing 5xx errors on read-path operations for some Serverless namespaces in AWS us-west-2, affecting customer reads. It started at 2025-12-03 15:53 UTC and was resolved at 2025-12-03 16:40 UTC, lasting 46 min; Pinecone implemented a fix but did not state a cause. | Major incident |